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Data Structures | Macros | Typedefs | Enumerations | Functions | Variables
formatting.c File Reference
#include "postgres.h"
#include <ctype.h>
#include <unistd.h>
#include <math.h>
#include <float.h>
#include <limits.h>
#include <wchar.h>
#include "catalog/pg_collation.h"
#include "catalog/pg_type.h"
#include "mb/pg_wchar.h"
#include "parser/scansup.h"
#include "utils/builtins.h"
#include "utils/date.h"
#include "utils/datetime.h"
#include "utils/formatting.h"
#include "utils/int8.h"
#include "utils/memutils.h"
#include "utils/numeric.h"
#include "utils/pg_locale.h"
Include dependency graph for formatting.c:

Go to the source code of this file.

Data Structures

struct  KeySuffix
 
struct  KeyWord
 
struct  FormatNode
 
struct  NUMDesc
 
struct  DCHCacheEntry
 
struct  NUMCacheEntry
 
struct  TmFromChar
 
struct  TmToChar
 
struct  NUMProc
 

Macros

#define RETURN_ERROR(throw_error)
 
#define CHECK_ERROR
 
#define DCH_FLAG   0x1 /* DATE-TIME flag */
 
#define NUM_FLAG   0x2 /* NUMBER flag */
 
#define STD_FLAG   0x4 /* STANDARD flag */
 
#define KeyWord_INDEX_SIZE   ('~' - ' ')
 
#define KeyWord_INDEX_FILTER(_c)   ((_c) <= ' ' || (_c) >= '~' ? 0 : 1)
 
#define DCH_MAX_ITEM_SIZ   12 /* max localized day name */
 
#define NUM_MAX_ITEM_SIZ   8 /* roman number (RN has 15 chars) */
 
#define NODE_TYPE_END   1
 
#define NODE_TYPE_ACTION   2
 
#define NODE_TYPE_CHAR   3
 
#define NODE_TYPE_SEPARATOR   4
 
#define NODE_TYPE_SPACE   5
 
#define SUFFTYPE_PREFIX   1
 
#define SUFFTYPE_POSTFIX   2
 
#define CLOCK_24_HOUR   0
 
#define CLOCK_12_HOUR   1
 
#define ADJUST_YEAR(year, is_interval)   ((is_interval) ? (year) : ((year) <= 0 ? -((year) - 1) : (year)))
 
#define A_D_STR   "A.D."
 
#define a_d_STR   "a.d."
 
#define AD_STR   "AD"
 
#define ad_STR   "ad"
 
#define B_C_STR   "B.C."
 
#define b_c_STR   "b.c."
 
#define BC_STR   "BC"
 
#define bc_STR   "bc"
 
#define A_M_STR   "A.M."
 
#define a_m_STR   "a.m."
 
#define AM_STR   "AM"
 
#define am_STR   "am"
 
#define P_M_STR   "P.M."
 
#define p_m_STR   "p.m."
 
#define PM_STR   "PM"
 
#define pm_STR   "pm"
 
#define TH_UPPER   1
 
#define TH_LOWER   2
 
#define NUM_F_DECIMAL   (1 << 1)
 
#define NUM_F_LDECIMAL   (1 << 2)
 
#define NUM_F_ZERO   (1 << 3)
 
#define NUM_F_BLANK   (1 << 4)
 
#define NUM_F_FILLMODE   (1 << 5)
 
#define NUM_F_LSIGN   (1 << 6)
 
#define NUM_F_BRACKET   (1 << 7)
 
#define NUM_F_MINUS   (1 << 8)
 
#define NUM_F_PLUS   (1 << 9)
 
#define NUM_F_ROMAN   (1 << 10)
 
#define NUM_F_MULTI   (1 << 11)
 
#define NUM_F_PLUS_POST   (1 << 12)
 
#define NUM_F_MINUS_POST   (1 << 13)
 
#define NUM_F_EEEE   (1 << 14)
 
#define NUM_LSIGN_PRE   (-1)
 
#define NUM_LSIGN_POST   1
 
#define NUM_LSIGN_NONE   0
 
#define IS_DECIMAL(_f)   ((_f)->flag & NUM_F_DECIMAL)
 
#define IS_LDECIMAL(_f)   ((_f)->flag & NUM_F_LDECIMAL)
 
#define IS_ZERO(_f)   ((_f)->flag & NUM_F_ZERO)
 
#define IS_BLANK(_f)   ((_f)->flag & NUM_F_BLANK)
 
#define IS_FILLMODE(_f)   ((_f)->flag & NUM_F_FILLMODE)
 
#define IS_BRACKET(_f)   ((_f)->flag & NUM_F_BRACKET)
 
#define IS_MINUS(_f)   ((_f)->flag & NUM_F_MINUS)
 
#define IS_LSIGN(_f)   ((_f)->flag & NUM_F_LSIGN)
 
#define IS_PLUS(_f)   ((_f)->flag & NUM_F_PLUS)
 
#define IS_ROMAN(_f)   ((_f)->flag & NUM_F_ROMAN)
 
#define IS_MULTI(_f)   ((_f)->flag & NUM_F_MULTI)
 
#define IS_EEEE(_f)   ((_f)->flag & NUM_F_EEEE)
 
#define DCH_CACHE_OVERHEAD   MAXALIGN(sizeof(bool) + sizeof(int))
 
#define NUM_CACHE_OVERHEAD   MAXALIGN(sizeof(bool) + sizeof(int) + sizeof(NUMDesc))
 
#define DCH_CACHE_SIZE   ((2048 - DCH_CACHE_OVERHEAD) / (sizeof(FormatNode) + sizeof(char)) - 1)
 
#define NUM_CACHE_SIZE   ((1024 - NUM_CACHE_OVERHEAD) / (sizeof(FormatNode) + sizeof(char)) - 1)
 
#define DCH_CACHE_ENTRIES   20
 
#define NUM_CACHE_ENTRIES   20
 
#define ZERO_tmfc(_X)   memset(_X, 0, sizeof(TmFromChar))
 
#define DEBUG_TMFC(_X)
 
#define DEBUG_TM(_X)
 
#define tmtcTm(_X)   (&(_X)->tm)
 
#define tmtcTzn(_X)   ((_X)->tzn)
 
#define tmtcFsec(_X)   ((_X)->fsec)
 
#define ZERO_tm(_X)
 
#define ZERO_tmtc(_X)
 
#define INVALID_FOR_INTERVAL
 
#define DCH_S_FM   0x01
 
#define DCH_S_TH   0x02
 
#define DCH_S_th   0x04
 
#define DCH_S_SP   0x08
 
#define DCH_S_TM   0x10
 
#define S_THth(_s)   ((((_s) & DCH_S_TH) || ((_s) & DCH_S_th)) ? 1 : 0)
 
#define S_TH(_s)   (((_s) & DCH_S_TH) ? 1 : 0)
 
#define S_th(_s)   (((_s) & DCH_S_th) ? 1 : 0)
 
#define S_TH_TYPE(_s)   (((_s) & DCH_S_TH) ? TH_UPPER : TH_LOWER)
 
#define S_FM(_s)   (((_s) & DCH_S_FM) ? 1 : 0)
 
#define S_SP(_s)   (((_s) & DCH_S_SP) ? 1 : 0)
 
#define S_TM(_s)   (((_s) & DCH_S_TM) ? 1 : 0)
 
#define TM_SUFFIX_LEN   2
 
#define DCH_DATED   0x01
 
#define DCH_TIMED   0x02
 
#define DCH_ZONED   0x04
 
#define SKIP_THth(ptr, _suf)
 
#define DCH_to_char_fsec(frac_fmt, frac_val)
 
#define zeroize_NUM(_n)
 
#define OVERLOAD_TEST   (Np->inout_p >= Np->inout + input_len)
 
#define AMOUNT_TEST(s)   (Np->inout_p <= Np->inout + (input_len - (s)))
 
#define IS_PREDEC_SPACE(_n)
 
#define NUM_TOCHAR_prepare
 
#define NUM_TOCHAR_finish
 

Typedefs

typedef struct TmToChar TmToChar
 
typedef struct NUMProc NUMProc
 

Enumerations

enum  FromCharDateMode { FROM_CHAR_DATE_NONE = 0, FROM_CHAR_DATE_GREGORIAN, FROM_CHAR_DATE_ISOWEEK }
 
enum  DCH_poz {
  DCH_A_D, DCH_A_M, DCH_AD, DCH_AM,
  DCH_B_C, DCH_BC, DCH_CC, DCH_DAY,
  DCH_DDD, DCH_DD, DCH_DY, DCH_Day,
  DCH_Dy, DCH_D, DCH_FF1, DCH_FF2,
  DCH_FF3, DCH_FF4, DCH_FF5, DCH_FF6,
  DCH_FX, DCH_HH24, DCH_HH12, DCH_HH,
  DCH_IDDD, DCH_ID, DCH_IW, DCH_IYYY,
  DCH_IYY, DCH_IY, DCH_I, DCH_J,
  DCH_MI, DCH_MM, DCH_MONTH, DCH_MON,
  DCH_MS, DCH_Month, DCH_Mon, DCH_OF,
  DCH_P_M, DCH_PM, DCH_Q, DCH_RM,
  DCH_SSSSS, DCH_SSSS, DCH_SS, DCH_TZH,
  DCH_TZM, DCH_TZ, DCH_US, DCH_WW,
  DCH_W, DCH_Y_YYY, DCH_YYYY, DCH_YYY,
  DCH_YY, DCH_Y, DCH_a_d, DCH_a_m,
  DCH_ad, DCH_am, DCH_b_c, DCH_bc,
  DCH_cc, DCH_day, DCH_ddd, DCH_dd,
  DCH_dy, DCH_d, DCH_ff1, DCH_ff2,
  DCH_ff3, DCH_ff4, DCH_ff5, DCH_ff6,
  DCH_fx, DCH_hh24, DCH_hh12, DCH_hh,
  DCH_iddd, DCH_id, DCH_iw, DCH_iyyy,
  DCH_iyy, DCH_iy, DCH_i, DCH_j,
  DCH_mi, DCH_mm, DCH_month, DCH_mon,
  DCH_ms, DCH_p_m, DCH_pm, DCH_q,
  DCH_rm, DCH_sssss, DCH_ssss, DCH_ss,
  DCH_tz, DCH_us, DCH_ww, DCH_w,
  DCH_y_yyy, DCH_yyyy, DCH_yyy, DCH_yy,
  DCH_y, _DCH_last_
}
 
enum  NUM_poz {
  NUM_COMMA, NUM_DEC, NUM_0, NUM_9,
  NUM_B, NUM_C, NUM_D, NUM_E,
  NUM_FM, NUM_G, NUM_L, NUM_MI,
  NUM_PL, NUM_PR, NUM_RN, NUM_SG,
  NUM_SP, NUM_S, NUM_TH, NUM_V,
  NUM_b, NUM_c, NUM_d, NUM_e,
  NUM_fm, NUM_g, NUM_l, NUM_mi,
  NUM_pl, NUM_pr, NUM_rn, NUM_sg,
  NUM_sp, NUM_s, NUM_th, NUM_v,
  _NUM_last_
}
 

Functions

static const KeyWord * index_seq_search (const char *str, const KeyWord *kw, const int *index)
 
static const KeySuffix * suff_search (const char *str, const KeySuffix *suf, int type)
 
static bool is_separator_char (const char *str)
 
static void NUMDesc_prepare (NUMDesc *num, FormatNode *n)
 
static void parse_format (FormatNode *node, const char *str, const KeyWord *kw, const KeySuffix *suf, const int *index, uint32 flags, NUMDesc *Num)
 
static void DCH_to_char (FormatNode *node, bool is_interval, TmToChar *in, char *out, Oid collid)
 
static void DCH_from_char (FormatNode *node, const char *in, TmFromChar *out, Oid collid, bool std, bool *have_error)
 
static const char * get_th (char *num, int type)
 
static char * str_numth (char *dest, char *num, int type)
 
static int adjust_partial_year_to_2020 (int year)
 
static int strspace_len (const char *str)
 
static void from_char_set_mode (TmFromChar *tmfc, const FromCharDateMode mode, bool *have_error)
 
static void from_char_set_int (int *dest, const int value, const FormatNode *node, bool *have_error)
 
static int from_char_parse_int_len (int *dest, const char **src, const int len, FormatNode *node, bool *have_error)
 
static int from_char_parse_int (int *dest, const char **src, FormatNode *node, bool *have_error)
 
static int seq_search_ascii (const char *name, const char *const *array, int *len)
 
static int seq_search_localized (const char *name, char **array, int *len, Oid collid)
 
static int from_char_seq_search (int *dest, const char **src, const char *const *array, char **localized_array, Oid collid, FormatNode *node, bool *have_error)
 
static void do_to_timestamp (text *date_txt, text *fmt, Oid collid, bool std, struct pg_tm *tm, fsec_t *fsec, int *fprec, uint32 *flags, bool *have_error)
 
static char * fill_str (char *str, int c, int max)
 
static FormatNode * NUM_cache (int len, NUMDesc *Num, text *pars_str, bool *shouldFree)
 
static char * int_to_roman (int number)
 
static void NUM_prepare_locale (NUMProc *Np)
 
static char * get_last_relevant_decnum (char *num)
 
static void NUM_numpart_from_char (NUMProc *Np, int id, int input_len)
 
static void NUM_numpart_to_char (NUMProc *Np, int id)
 
static char * NUM_processor (FormatNode *node, NUMDesc *Num, char *inout, char *number, int input_len, int to_char_out_pre_spaces, int sign, bool is_to_char, Oid collid)
 
static DCHCacheEntry * DCH_cache_getnew (const char *str, bool std)
 
static DCHCacheEntry * DCH_cache_search (const char *str, bool std)
 
static DCHCacheEntry * DCH_cache_fetch (const char *str, bool std)
 
static NUMCacheEntry * NUM_cache_getnew (const char *str)
 
static NUMCacheEntry * NUM_cache_search (const char *str)
 
static NUMCacheEntry * NUM_cache_fetch (const char *str)
 
char * str_tolower (const char *buff, size_t nbytes, Oid collid)
 
char * str_toupper (const char *buff, size_t nbytes, Oid collid)
 
char * str_initcap (const char *buff, size_t nbytes, Oid collid)
 
char * asc_tolower (const char *buff, size_t nbytes)
 
char * asc_toupper (const char *buff, size_t nbytes)
 
char * asc_initcap (const char *buff, size_t nbytes)
 
static char * str_tolower_z (const char *buff, Oid collid)
 
static char * str_toupper_z (const char *buff, Oid collid)
 
static char * str_initcap_z (const char *buff, Oid collid)
 
static char * asc_tolower_z (const char *buff)
 
static char * asc_toupper_z (const char *buff)
 
static bool is_next_separator (FormatNode *n)
 
static void DCH_prevent_counter_overflow (void)
 
static int DCH_datetime_type (FormatNode *node, bool *have_error)
 
static text * datetime_to_char_body (TmToChar *tmtc, text *fmt, bool is_interval, Oid collid)
 
Datum timestamp_to_char (PG_FUNCTION_ARGS)
 
Datum timestamptz_to_char (PG_FUNCTION_ARGS)
 
Datum interval_to_char (PG_FUNCTION_ARGS)
 
Datum to_timestamp (PG_FUNCTION_ARGS)
 
Datum to_date (PG_FUNCTION_ARGS)
 
Datum parse_datetime (text *date_txt, text *fmt, Oid collid, bool strict, Oid *typid, int32 *typmod, int *tz, bool *have_error)
 
static void NUM_prevent_counter_overflow (void)
 
static void NUM_eat_non_data_chars (NUMProc *Np, int n, int input_len)
 
Datum numeric_to_number (PG_FUNCTION_ARGS)
 
Datum numeric_to_char (PG_FUNCTION_ARGS)
 
Datum int4_to_char (PG_FUNCTION_ARGS)
 
Datum int8_to_char (PG_FUNCTION_ARGS)
 
Datum float4_to_char (PG_FUNCTION_ARGS)
 
Datum float8_to_char (PG_FUNCTION_ARGS)
 

Variables

static const char *const months_full []
 
static const char *const days_short []
 
static const char *const adbc_strings [] = {ad_STR, bc_STR, AD_STR, BC_STR, NULL}
 
static const char *const adbc_strings_long [] = {a_d_STR, b_c_STR, A_D_STR, B_C_STR, NULL}
 
static const char *const ampm_strings [] = {am_STR, pm_STR, AM_STR, PM_STR, NULL}
 
static const char *const ampm_strings_long [] = {a_m_STR, p_m_STR, A_M_STR, P_M_STR, NULL}
 
static const char *const rm_months_upper []
 
static const char *const rm_months_lower []
 
static const char *const rm1 [] = {"I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX", NULL}
 
static const char *const rm10 [] = {"X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC", NULL}
 
static const char *const rm100 [] = {"C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM", NULL}
 
static const char *const numTH [] = {"ST", "ND", "RD", "TH", NULL}
 
static const char *const numth [] = {"st", "nd", "rd", "th", NULL}
 
static DCHCacheEntry * DCHCache [DCH_CACHE_ENTRIES]
 
static int n_DCHCache = 0
 
static int DCHCounter = 0
 
static NUMCacheEntry * NUMCache [NUM_CACHE_ENTRIES]
 
static int n_NUMCache = 0
 
static int NUMCounter = 0
 
static const KeySuffix DCH_suff []
 
static const KeyWord DCH_keywords []
 
static const KeyWord NUM_keywords []
 
static const int DCH_index [KeyWord_INDEX_SIZE]
 
static const int NUM_index [KeyWord_INDEX_SIZE]
 

Macro Definition Documentation

◆ A_D_STR

#define A_D_STR   "A.D."

Definition at line 238 of file formatting.c.

Referenced by DCH_to_char().

◆ a_d_STR

#define a_d_STR   "a.d."

Definition at line 239 of file formatting.c.

Referenced by DCH_to_char().

◆ A_M_STR

#define A_M_STR   "A.M."

Definition at line 265 of file formatting.c.

Referenced by DCH_to_char().

◆ a_m_STR

#define a_m_STR   "a.m."

Definition at line 266 of file formatting.c.

Referenced by DCH_to_char().

◆ AD_STR

#define AD_STR   "AD"

Definition at line 240 of file formatting.c.

Referenced by DCH_to_char().

◆ ad_STR

#define ad_STR   "ad"

Definition at line 241 of file formatting.c.

Referenced by DCH_to_char().

◆ ADJUST_YEAR

#define ADJUST_YEAR (   year,
  is_interval 
)    ((is_interval) ? (year) : ((year) <= 0 ? -((year) - 1) : (year)))

Definition at line 236 of file formatting.c.

Referenced by DCH_to_char().

◆ AM_STR

#define AM_STR   "AM"

Definition at line 267 of file formatting.c.

Referenced by DCH_to_char().

◆ am_STR

#define am_STR   "am"

Definition at line 268 of file formatting.c.

Referenced by DCH_to_char().

◆ AMOUNT_TEST

#define AMOUNT_TEST (   s)    (Np->inout_p <= Np->inout + (input_len - (s)))

Definition at line 5109 of file formatting.c.

Referenced by NUM_numpart_from_char(), and NUM_processor().

◆ B_C_STR

#define B_C_STR   "B.C."

Definition at line 243 of file formatting.c.

Referenced by DCH_to_char().

◆ b_c_STR

#define b_c_STR   "b.c."

Definition at line 244 of file formatting.c.

Referenced by DCH_to_char().

◆ BC_STR

#define BC_STR   "BC"

Definition at line 245 of file formatting.c.

Referenced by DCH_to_char().

◆ bc_STR

#define bc_STR   "bc"

Definition at line 246 of file formatting.c.

Referenced by DCH_to_char().

◆ CHECK_ERROR

#define CHECK_ERROR
Value:
do { \
if (have_error && *have_error) \
goto on_error; \
} while (0)

Definition at line 131 of file formatting.c.

Referenced by DCH_from_char(), do_to_timestamp(), from_char_parse_int_len(), and parse_datetime().

◆ CLOCK_12_HOUR

#define CLOCK_12_HOUR   1

Definition at line 213 of file formatting.c.

Referenced by DCH_from_char(), and do_to_timestamp().

◆ CLOCK_24_HOUR

#define CLOCK_24_HOUR   0

Definition at line 212 of file formatting.c.

◆ DCH_CACHE_ENTRIES

#define DCH_CACHE_ENTRIES   20

Definition at line 407 of file formatting.c.

Referenced by DCH_cache_getnew().

◆ DCH_CACHE_OVERHEAD

#define DCH_CACHE_OVERHEAD   MAXALIGN(sizeof(bool) + sizeof(int))

Definition at line 397 of file formatting.c.

◆ DCH_CACHE_SIZE

#define DCH_CACHE_SIZE   ((2048 - DCH_CACHE_OVERHEAD) / (sizeof(FormatNode) + sizeof(char)) - 1)

Definition at line 402 of file formatting.c.

Referenced by datetime_to_char_body(), DCH_cache_getnew(), and do_to_timestamp().

◆ DCH_DATED

#define DCH_DATED   0x01

Definition at line 1022 of file formatting.c.

Referenced by DCH_datetime_type(), and parse_datetime().

◆ DCH_FLAG

#define DCH_FLAG   0x1 /* DATE-TIME flag */

Definition at line 141 of file formatting.c.

Referenced by datetime_to_char_body(), DCH_cache_fetch(), do_to_timestamp(), and parse_format().

◆ DCH_MAX_ITEM_SIZ

#define DCH_MAX_ITEM_SIZ   12 /* max localized day name */

Definition at line 156 of file formatting.c.

Referenced by datetime_to_char_body(), DCH_to_char(), and from_char_parse_int_len().

◆ DCH_S_FM

#define DCH_S_FM   0x01

Definition at line 544 of file formatting.c.

◆ DCH_S_SP

#define DCH_S_SP   0x08

Definition at line 547 of file formatting.c.

◆ DCH_S_TH

#define DCH_S_TH   0x02

Definition at line 545 of file formatting.c.

◆ DCH_S_th

#define DCH_S_th   0x04

Definition at line 546 of file formatting.c.

◆ DCH_S_TM

#define DCH_S_TM   0x10

Definition at line 548 of file formatting.c.

◆ DCH_TIMED

#define DCH_TIMED   0x02

Definition at line 1023 of file formatting.c.

Referenced by DCH_datetime_type(), and parse_datetime().

◆ DCH_to_char_fsec

#define DCH_to_char_fsec (   frac_fmt,
  frac_val 
)
Value:
sprintf(s, frac_fmt, (int) (frac_val)); \
if (S_THth(n->suffix)) \
str_numth(s, s, S_TH_TYPE(n->suffix)); \
s += strlen(s)
S_THth
#define S_THth(_s)
Definition: formatting.c:554
sprintf
#define sprintf
Definition: port.h:217
S_TH_TYPE
#define S_TH_TYPE(_s)
Definition: formatting.c:557

Referenced by DCH_to_char().

◆ DCH_ZONED

#define DCH_ZONED   0x04

Definition at line 1024 of file formatting.c.

Referenced by DCH_datetime_type(), and parse_datetime().

◆ DEBUG_TM

#define DEBUG_TM (   _X)

Definition at line 490 of file formatting.c.

Referenced by do_to_timestamp().

◆ DEBUG_TMFC

#define DEBUG_TMFC (   _X)

Definition at line 489 of file formatting.c.

Referenced by do_to_timestamp().

◆ INVALID_FOR_INTERVAL

#define INVALID_FOR_INTERVAL
Value:
do { \
if (is_interval) \
ereport(ERROR, \
(errcode(ERRCODE_INVALID_DATETIME_FORMAT), \
errmsg("invalid format specification for an interval value"), \
errhint("Intervals are not tied to specific calendar dates."))); \
} while(0)
errhint
int errhint(const char *fmt,...)
Definition: elog.c:1149
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
ERROR
#define ERROR
Definition: elog.h:43
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902

Definition at line 527 of file formatting.c.

Referenced by DCH_to_char().

◆ IS_BLANK

#define IS_BLANK (   _f)    ((_f)->flag & NUM_F_BLANK)

Definition at line 369 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ IS_BRACKET

#define IS_BRACKET (   _f)    ((_f)->flag & NUM_F_BRACKET)

Definition at line 371 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_DECIMAL

#define IS_DECIMAL (   _f)    ((_f)->flag & NUM_F_DECIMAL)

Definition at line 366 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_EEEE

#define IS_EEEE (   _f)    ((_f)->flag & NUM_F_EEEE)

Definition at line 377 of file formatting.c.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), NUM_processor(), NUMDesc_prepare(), and numeric_to_char().

◆ IS_FILLMODE

#define IS_FILLMODE (   _f)    ((_f)->flag & NUM_F_FILLMODE)

Definition at line 370 of file formatting.c.

Referenced by NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_LDECIMAL

#define IS_LDECIMAL (   _f)    ((_f)->flag & NUM_F_LDECIMAL)

Definition at line 367 of file formatting.c.

Referenced by NUM_prepare_locale().

◆ IS_LSIGN

#define IS_LSIGN (   _f)    ((_f)->flag & NUM_F_LSIGN)

Definition at line 373 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_MINUS

#define IS_MINUS (   _f)    ((_f)->flag & NUM_F_MINUS)

Definition at line 372 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_MULTI

#define IS_MULTI (   _f)    ((_f)->flag & NUM_F_MULTI)

Definition at line 376 of file formatting.c.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), NUMDesc_prepare(), numeric_to_char(), and numeric_to_number().

◆ IS_PLUS

#define IS_PLUS (   _f)    ((_f)->flag & NUM_F_PLUS)

Definition at line 374 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_processor(), and NUMDesc_prepare().

◆ IS_PREDEC_SPACE

#define IS_PREDEC_SPACE (   _n)
Value:
(IS_ZERO((_n)->Num)==false && \
(_n)->number == (_n)->number_p && \
*(_n)->number == '0' && \
(_n)->Num->post != 0)
IS_ZERO
#define IS_ZERO(_f)
Definition: formatting.c:368

Definition at line 5320 of file formatting.c.

Referenced by NUM_numpart_to_char().

◆ IS_ROMAN

#define IS_ROMAN (   _f)    ((_f)->flag & NUM_F_ROMAN)

Definition at line 375 of file formatting.c.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), NUM_numpart_to_char(), NUM_processor(), NUMDesc_prepare(), and numeric_to_char().

◆ IS_ZERO

#define IS_ZERO (   _f)    ((_f)->flag & NUM_F_ZERO)

Definition at line 368 of file formatting.c.

Referenced by NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ KeyWord_INDEX_FILTER

#define KeyWord_INDEX_FILTER (   _c)    ((_c) <= ' ' || (_c) >= '~' ? 0 : 1)

Definition at line 150 of file formatting.c.

Referenced by index_seq_search().

◆ KeyWord_INDEX_SIZE

#define KeyWord_INDEX_SIZE   ('~' - ' ')

Definition at line 149 of file formatting.c.

◆ NODE_TYPE_ACTION

#define NODE_TYPE_ACTION   2

Definition at line 204 of file formatting.c.

Referenced by DCH_datetime_type(), DCH_from_char(), DCH_to_char(), is_next_separator(), NUM_processor(), NUMDesc_prepare(), and parse_format().

◆ NODE_TYPE_CHAR

#define NODE_TYPE_CHAR   3

Definition at line 205 of file formatting.c.

Referenced by DCH_from_char(), and parse_format().

◆ NODE_TYPE_END

#define NODE_TYPE_END   1

Definition at line 203 of file formatting.c.

Referenced by DCH_datetime_type(), DCH_from_char(), DCH_to_char(), is_next_separator(), NUM_processor(), and parse_format().

◆ NODE_TYPE_SEPARATOR

#define NODE_TYPE_SEPARATOR   4

Definition at line 206 of file formatting.c.

Referenced by DCH_from_char(), and parse_format().

◆ NODE_TYPE_SPACE

#define NODE_TYPE_SPACE   5

Definition at line 207 of file formatting.c.

Referenced by DCH_from_char(), and parse_format().

◆ NUM_CACHE_ENTRIES

#define NUM_CACHE_ENTRIES   20

Definition at line 408 of file formatting.c.

Referenced by NUM_cache_getnew().

◆ NUM_CACHE_OVERHEAD

#define NUM_CACHE_OVERHEAD   MAXALIGN(sizeof(bool) + sizeof(int) + sizeof(NUMDesc))

Definition at line 399 of file formatting.c.

◆ NUM_CACHE_SIZE

#define NUM_CACHE_SIZE   ((1024 - NUM_CACHE_OVERHEAD) / (sizeof(FormatNode) + sizeof(char)) - 1)

Definition at line 404 of file formatting.c.

Referenced by NUM_cache(), and NUM_cache_getnew().

◆ NUM_F_BLANK

#define NUM_F_BLANK   (1 << 4)

Definition at line 346 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_BRACKET

#define NUM_F_BRACKET   (1 << 7)

Definition at line 349 of file formatting.c.

Referenced by NUM_processor(), and NUMDesc_prepare().

◆ NUM_F_DECIMAL

#define NUM_F_DECIMAL   (1 << 1)

Definition at line 343 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_EEEE

#define NUM_F_EEEE   (1 << 14)

Definition at line 356 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_FILLMODE

#define NUM_F_FILLMODE   (1 << 5)

Definition at line 347 of file formatting.c.

Referenced by NUM_processor(), and NUMDesc_prepare().

◆ NUM_F_LDECIMAL

#define NUM_F_LDECIMAL   (1 << 2)

Definition at line 344 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_LSIGN

#define NUM_F_LSIGN   (1 << 6)

Definition at line 348 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_MINUS

#define NUM_F_MINUS   (1 << 8)

Definition at line 350 of file formatting.c.

Referenced by NUM_processor(), and NUMDesc_prepare().

◆ NUM_F_MINUS_POST

#define NUM_F_MINUS_POST   (1 << 13)

Definition at line 355 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_MULTI

#define NUM_F_MULTI   (1 << 11)

Definition at line 353 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_PLUS

#define NUM_F_PLUS   (1 << 9)

Definition at line 351 of file formatting.c.

Referenced by NUM_processor(), and NUMDesc_prepare().

◆ NUM_F_PLUS_POST

#define NUM_F_PLUS_POST   (1 << 12)

Definition at line 354 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_F_ROMAN

#define NUM_F_ROMAN   (1 << 10)

Definition at line 352 of file formatting.c.

Referenced by NUM_processor(), and NUMDesc_prepare().

◆ NUM_F_ZERO

#define NUM_F_ZERO   (1 << 3)

Definition at line 345 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_FLAG

#define NUM_FLAG   0x2 /* NUMBER flag */

Definition at line 142 of file formatting.c.

Referenced by NUM_cache(), NUM_cache_fetch(), and parse_format().

◆ NUM_LSIGN_NONE

#define NUM_LSIGN_NONE   0

Definition at line 360 of file formatting.c.

Referenced by NUMDesc_prepare().

◆ NUM_LSIGN_POST

#define NUM_LSIGN_POST   1

Definition at line 359 of file formatting.c.

Referenced by NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ NUM_LSIGN_PRE

#define NUM_LSIGN_PRE   (-1)

Definition at line 358 of file formatting.c.

Referenced by NUM_numpart_from_char(), NUM_numpart_to_char(), NUM_processor(), and NUMDesc_prepare().

◆ NUM_MAX_ITEM_SIZ

#define NUM_MAX_ITEM_SIZ   8 /* roman number (RN has 15 chars) */

Definition at line 157 of file formatting.c.

Referenced by numeric_to_number().

◆ NUM_TOCHAR_finish

#define NUM_TOCHAR_finish
Value:
do { \
int len; \
\
NUM_processor(format, &Num, VARDATA(result), numstr, 0, out_pre_spaces, sign, true, PG_GET_COLLATION()); \
\
if (shouldFree) \
pfree(format); \
\
/* \
* Convert null-terminated representation of result to standard text. \
* The result is usually much bigger than it needs to be, but there \
* seems little point in realloc'ing it smaller. \
*/ \
len = strlen(VARDATA(result)); \
SET_VARSIZE(result, len + VARHDRSZ); \
} while (0)
VARDATA
#define VARDATA(PTR)
Definition: postgres.h:302
VARHDRSZ
#define VARHDRSZ
Definition: c.h:623
PG_GET_COLLATION
#define PG_GET_COLLATION()
Definition: fmgr.h:198
sign
char sign
Definition: informix.c:668
format
static char format
Definition: pg_basebackup.c:130
NUM_processor
static char * NUM_processor(FormatNode *node, NUMDesc *Num, char *inout, char *number, int input_len, int to_char_out_pre_spaces, int sign, bool is_to_char, Oid collid)
Definition: formatting.c:5534

Definition at line 6028 of file formatting.c.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), and numeric_to_char().

◆ NUM_TOCHAR_prepare

#define NUM_TOCHAR_prepare
Value:
do { \
int len = VARSIZE_ANY_EXHDR(fmt); \
if (len <= 0 || len >= (INT_MAX-VARHDRSZ)/NUM_MAX_ITEM_SIZ) \
PG_RETURN_TEXT_P(cstring_to_text("")); \
result = (text *) palloc0((len * NUM_MAX_ITEM_SIZ) + 1 + VARHDRSZ); \
format = NUM_cache(len, &Num, fmt, &shouldFree); \
} while (0)
VARHDRSZ
#define VARHDRSZ
Definition: c.h:623
NUM_cache
static FormatNode * NUM_cache(int len, NUMDesc *Num, text *pars_str, bool *shouldFree)
Definition: formatting.c:4891
palloc0
void * palloc0(Size size)
Definition: mcxt.c:981
cstring_to_text
text * cstring_to_text(const char *s)
Definition: varlena.c:188
NUM_MAX_ITEM_SIZ
#define NUM_MAX_ITEM_SIZ
Definition: formatting.c:157
VARSIZE_ANY_EXHDR
#define VARSIZE_ANY_EXHDR(PTR)
Definition: postgres.h:341
varlena
Definition: c.h:617

Definition at line 6015 of file formatting.c.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), and numeric_to_char().

◆ OVERLOAD_TEST

#define OVERLOAD_TEST   (Np->inout_p >= Np->inout + input_len)

Definition at line 5108 of file formatting.c.

Referenced by NUM_eat_non_data_chars(), NUM_numpart_from_char(), and NUM_processor().

◆ P_M_STR

#define P_M_STR   "P.M."

Definition at line 270 of file formatting.c.

Referenced by DCH_to_char().

◆ p_m_STR

#define p_m_STR   "p.m."

Definition at line 271 of file formatting.c.

Referenced by DCH_to_char().

◆ PM_STR

#define PM_STR   "PM"

Definition at line 272 of file formatting.c.

Referenced by DCH_to_char().

◆ pm_STR

#define pm_STR   "pm"

Definition at line 273 of file formatting.c.

Referenced by DCH_to_char().

◆ RETURN_ERROR

#define RETURN_ERROR (   throw_error)
Value:
do { \
if (have_error) \
{ \
*have_error = true; \
goto on_error; \
} \
else \
{ \
throw_error; \
} \
} while (0)

Definition at line 118 of file formatting.c.

Referenced by DCH_datetime_type(), DCH_from_char(), do_to_timestamp(), from_char_parse_int_len(), from_char_seq_search(), from_char_set_int(), from_char_set_mode(), and parse_datetime().

◆ S_FM

#define S_FM (   _s)    (((_s) & DCH_S_FM) ? 1 : 0)

Definition at line 560 of file formatting.c.

Referenced by DCH_to_char(), and from_char_parse_int_len().

◆ S_SP

#define S_SP (   _s)    (((_s) & DCH_S_SP) ? 1 : 0)

Definition at line 561 of file formatting.c.

◆ S_TH

#define S_TH (   _s)    (((_s) & DCH_S_TH) ? 1 : 0)

Definition at line 555 of file formatting.c.

◆ S_th

#define S_th (   _s)    (((_s) & DCH_S_th) ? 1 : 0)

Definition at line 556 of file formatting.c.

◆ S_TH_TYPE

#define S_TH_TYPE (   _s)    (((_s) & DCH_S_TH) ? TH_UPPER : TH_LOWER)

Definition at line 557 of file formatting.c.

Referenced by DCH_to_char().

◆ S_THth

#define S_THth (   _s)    ((((_s) & DCH_S_TH) || ((_s) & DCH_S_th)) ? 1 : 0)

Definition at line 554 of file formatting.c.

Referenced by DCH_to_char(), and is_next_separator().

◆ S_TM

#define S_TM (   _s)    (((_s) & DCH_S_TM) ? 1 : 0)

Definition at line 562 of file formatting.c.

Referenced by DCH_from_char(), and DCH_to_char().

◆ SKIP_THth

#define SKIP_THth (   ptr,
  _suf 
)
Value:
do { \
if (S_THth(_suf)) \
{ \
if (*(ptr)) (ptr) += pg_mblen(ptr); \
if (*(ptr)) (ptr) += pg_mblen(ptr); \
} \
} while (0)
S_THth
#define S_THth(_s)
Definition: formatting.c:554
pg_mblen
int pg_mblen(const char *mbstr)
Definition: mbutils.c:907

Definition at line 2150 of file formatting.c.

Referenced by DCH_from_char().

◆ STD_FLAG

#define STD_FLAG   0x4 /* STANDARD flag */

Definition at line 143 of file formatting.c.

Referenced by DCH_cache_fetch(), do_to_timestamp(), and parse_format().

◆ SUFFTYPE_POSTFIX

#define SUFFTYPE_POSTFIX   2

Definition at line 210 of file formatting.c.

Referenced by parse_format().

◆ SUFFTYPE_PREFIX

#define SUFFTYPE_PREFIX   1

Definition at line 209 of file formatting.c.

Referenced by parse_format().

◆ TH_LOWER

#define TH_LOWER   2

Definition at line 320 of file formatting.c.

Referenced by NUM_processor().

◆ TH_UPPER

#define TH_UPPER   1

Definition at line 319 of file formatting.c.

Referenced by get_th(), and NUM_processor().

◆ TM_SUFFIX_LEN

#define TM_SUFFIX_LEN   2

Definition at line 568 of file formatting.c.

Referenced by DCH_to_char().

◆ tmtcFsec

#define tmtcFsec (   _X)    ((_X)->fsec)

Definition at line 506 of file formatting.c.

Referenced by interval_to_char(), timestamp_to_char(), and timestamptz_to_char().

◆ tmtcTm

#define tmtcTm (   _X)    (&(_X)->tm)

Definition at line 504 of file formatting.c.

Referenced by interval_to_char(), timestamp_to_char(), and timestamptz_to_char().

◆ tmtcTzn

#define tmtcTzn (   _X)    ((_X)->tzn)

Definition at line 505 of file formatting.c.

Referenced by DCH_to_char(), and timestamptz_to_char().

◆ ZERO_tm

#define ZERO_tm (   _X)
Value:
do { \
(_X)->tm_sec = (_X)->tm_year = (_X)->tm_min = (_X)->tm_wday = \
(_X)->tm_hour = (_X)->tm_yday = (_X)->tm_isdst = 0; \
(_X)->tm_mday = (_X)->tm_mon = 1; \
(_X)->tm_zone = NULL; \
} while(0)

Definition at line 508 of file formatting.c.

Referenced by do_to_timestamp().

◆ ZERO_tmfc

#define ZERO_tmfc (   _X)    memset(_X, 0, sizeof(TmFromChar))

Definition at line 470 of file formatting.c.

Referenced by do_to_timestamp().

◆ ZERO_tmtc

#define ZERO_tmtc (   _X)
Value:
do { \
ZERO_tm( tmtcTm(_X) ); \
tmtcFsec(_X) = 0; \
tmtcTzn(_X) = NULL; \
} while(0)
tmtcTm
#define tmtcTm(_X)
Definition: formatting.c:504

Definition at line 516 of file formatting.c.

Referenced by interval_to_char(), timestamp_to_char(), and timestamptz_to_char().

◆ zeroize_NUM

#define zeroize_NUM (   _n)
Value:
do { \
(_n)->flag = 0; \
(_n)->lsign = 0; \
(_n)->pre = 0; \
(_n)->post = 0; \
(_n)->pre_lsign_num = 0; \
(_n)->need_locale = 0; \
(_n)->multi = 0; \
(_n)->zero_start = 0; \
(_n)->zero_end = 0; \
} while(0)
flag
char * flag(int b)
Definition: test-ctype.c:33

Definition at line 4756 of file formatting.c.

Referenced by NUM_cache(), and NUM_cache_fetch().

Typedef Documentation

◆ NUMProc

typedef struct NUMProc NUMProc

◆ TmToChar

typedef struct TmToChar TmToChar

Enumeration Type Documentation

◆ DCH_poz

enum DCH_poz
Enumerator
DCH_A_D 
DCH_A_M 
DCH_AD 
DCH_AM 
DCH_B_C 
DCH_BC 
DCH_CC 
DCH_DAY 
DCH_DDD 
DCH_DD 
DCH_DY 
DCH_Day 
DCH_Dy 
DCH_D 
DCH_FF1 
DCH_FF2 
DCH_FF3 
DCH_FF4 
DCH_FF5 
DCH_FF6 
DCH_FX 
DCH_HH24 
DCH_HH12 
DCH_HH 
DCH_IDDD 
DCH_ID 
DCH_IW 
DCH_IYYY 
DCH_IYY 
DCH_IY 
DCH_I 
DCH_J 
DCH_MI 
DCH_MM 
DCH_MONTH 
DCH_MON 
DCH_MS 
DCH_Month 
DCH_Mon 
DCH_OF 
DCH_P_M 
DCH_PM 
DCH_Q 
DCH_RM 
DCH_SSSSS 
DCH_SSSS 
DCH_SS 
DCH_TZH 
DCH_TZM 
DCH_TZ 
DCH_US 
DCH_WW 
DCH_W 
DCH_Y_YYY 
DCH_YYYY 
DCH_YYY 
DCH_YY 
DCH_Y 
DCH_a_d 
DCH_a_m 
DCH_ad 
DCH_am 
DCH_b_c 
DCH_bc 
DCH_cc 
DCH_day 
DCH_ddd 
DCH_dd 
DCH_dy 
DCH_d 
DCH_ff1 
DCH_ff2 
DCH_ff3 
DCH_ff4 
DCH_ff5 
DCH_ff6 
DCH_fx 
DCH_hh24 
DCH_hh12 
DCH_hh 
DCH_iddd 
DCH_id 
DCH_iw 
DCH_iyyy 
DCH_iyy 
DCH_iy 
DCH_i 
DCH_j 
DCH_mi 
DCH_mm 
DCH_month 
DCH_mon 
DCH_ms 
DCH_p_m 
DCH_pm 
DCH_q 
DCH_rm 
DCH_sssss 
DCH_ssss 
DCH_ss 
DCH_tz 
DCH_us 
DCH_ww 
DCH_w 
DCH_y_yyy 
DCH_yyyy 
DCH_yyy 
DCH_yy 
DCH_y 
_DCH_last_ 

Definition at line 611 of file formatting.c.

612 {
613  DCH_A_D,
614  DCH_A_M,
615  DCH_AD,
616  DCH_AM,
617  DCH_B_C,
618  DCH_BC,
619  DCH_CC,
620  DCH_DAY,
621  DCH_DDD,
622  DCH_DD,
623  DCH_DY,
624  DCH_Day,
625  DCH_Dy,
626  DCH_D,
627  DCH_FF1,
628  DCH_FF2,
629  DCH_FF3,
630  DCH_FF4,
631  DCH_FF5,
632  DCH_FF6,
633  DCH_FX, /* global suffix */
634  DCH_HH24,
635  DCH_HH12,
636  DCH_HH,
637  DCH_IDDD,
638  DCH_ID,
639  DCH_IW,
640  DCH_IYYY,
641  DCH_IYY,
642  DCH_IY,
643  DCH_I,
644  DCH_J,
645  DCH_MI,
646  DCH_MM,
647  DCH_MONTH,
648  DCH_MON,
649  DCH_MS,
650  DCH_Month,
651  DCH_Mon,
652  DCH_OF,
653  DCH_P_M,
654  DCH_PM,
655  DCH_Q,
656  DCH_RM,
657  DCH_SSSSS,
658  DCH_SSSS,
659  DCH_SS,
660  DCH_TZH,
661  DCH_TZM,
662  DCH_TZ,
663  DCH_US,
664  DCH_WW,
665  DCH_W,
666  DCH_Y_YYY,
667  DCH_YYYY,
668  DCH_YYY,
669  DCH_YY,
670  DCH_Y,
671  DCH_a_d,
672  DCH_a_m,
673  DCH_ad,
674  DCH_am,
675  DCH_b_c,
676  DCH_bc,
677  DCH_cc,
678  DCH_day,
679  DCH_ddd,
680  DCH_dd,
681  DCH_dy,
682  DCH_d,
683  DCH_ff1,
684  DCH_ff2,
685  DCH_ff3,
686  DCH_ff4,
687  DCH_ff5,
688  DCH_ff6,
689  DCH_fx,
690  DCH_hh24,
691  DCH_hh12,
692  DCH_hh,
693  DCH_iddd,
694  DCH_id,
695  DCH_iw,
696  DCH_iyyy,
697  DCH_iyy,
698  DCH_iy,
699  DCH_i,
700  DCH_j,
701  DCH_mi,
702  DCH_mm,
703  DCH_month,
704  DCH_mon,
705  DCH_ms,
706  DCH_p_m,
707  DCH_pm,
708  DCH_q,
709  DCH_rm,
710  DCH_sssss,
711  DCH_ssss,
712  DCH_ss,
713  DCH_tz,
714  DCH_us,
715  DCH_ww,
716  DCH_w,
717  DCH_y_yyy,
718  DCH_yyyy,
719  DCH_yyy,
720  DCH_yy,
721  DCH_y,
722 
723  /* last */
724  _DCH_last_
725 } DCH_poz;
DCH_poz
DCH_poz
Definition: formatting.c:611

◆ FromCharDateMode

enum FromCharDateMode
Enumerator
FROM_CHAR_DATE_NONE 
FROM_CHAR_DATE_GREGORIAN 
FROM_CHAR_DATE_ISOWEEK 

Definition at line 179 of file formatting.c.

180 {
181  FROM_CHAR_DATE_NONE = 0, /* Value does not affect date mode. */
182  FROM_CHAR_DATE_GREGORIAN, /* Gregorian (day, month, year) style date */
183  FROM_CHAR_DATE_ISOWEEK /* ISO 8601 week date */
184 } FromCharDateMode;
FromCharDateMode
FromCharDateMode
Definition: formatting.c:179

◆ NUM_poz

enum NUM_poz
Enumerator
NUM_COMMA 
NUM_DEC 
NUM_0 
NUM_9 
NUM_B 
NUM_C 
NUM_D 
NUM_E 
NUM_FM 
NUM_G 
NUM_L 
NUM_MI 
NUM_PL 
NUM_PR 
NUM_RN 
NUM_SG 
NUM_SP 
NUM_S 
NUM_TH 
NUM_V 
NUM_b 
NUM_c 
NUM_d 
NUM_e 
NUM_fm 
NUM_g 
NUM_l 
NUM_mi 
NUM_pl 
NUM_pr 
NUM_rn 
NUM_sg 
NUM_sp 
NUM_s 
NUM_th 
NUM_v 
_NUM_last_ 

Definition at line 727 of file formatting.c.

728 {
729  NUM_COMMA,
730  NUM_DEC,
731  NUM_0,
732  NUM_9,
733  NUM_B,
734  NUM_C,
735  NUM_D,
736  NUM_E,
737  NUM_FM,
738  NUM_G,
739  NUM_L,
740  NUM_MI,
741  NUM_PL,
742  NUM_PR,
743  NUM_RN,
744  NUM_SG,
745  NUM_SP,
746  NUM_S,
747  NUM_TH,
748  NUM_V,
749  NUM_b,
750  NUM_c,
751  NUM_d,
752  NUM_e,
753  NUM_fm,
754  NUM_g,
755  NUM_l,
756  NUM_mi,
757  NUM_pl,
758  NUM_pr,
759  NUM_rn,
760  NUM_sg,
761  NUM_sp,
762  NUM_s,
763  NUM_th,
764  NUM_v,
765 
766  /* last */
767  _NUM_last_
768 } NUM_poz;
NUM_poz
NUM_poz
Definition: formatting.c:727

Function Documentation

◆ adjust_partial_year_to_2020()

static int adjust_partial_year_to_2020 ( int  year)
static

Definition at line 2231 of file formatting.c.

Referenced by DCH_from_char().

2232 {
2233  /*
2234  * Adjust all dates toward 2020; this is effectively what happens when we
2235  * assume '70' is 1970 and '69' is 2069.
2236  */
2237  /* Force 0-69 into the 2000's */
2238  if (year < 70)
2239  return year + 2000;
2240  /* Force 70-99 into the 1900's */
2241  else if (year < 100)
2242  return year + 1900;
2243  /* Force 100-519 into the 2000's */
2244  else if (year < 520)
2245  return year + 2000;
2246  /* Force 520-999 into the 1000's */
2247  else if (year < 1000)
2248  return year + 1000;
2249  else
2250  return year;
2251 }

◆ asc_initcap()

char* asc_initcap ( const char *  buff,
size_t  nbytes 
)

Definition at line 2081 of file formatting.c.

References pg_ascii_tolower(), pg_ascii_toupper(), and pnstrdup().

Referenced by str_initcap().

2082 {
2083  char *result;
2084  char *p;
2085  int wasalnum = false;
2086 
2087  if (!buff)
2088  return NULL;
2089 
2090  result = pnstrdup(buff, nbytes);
2091 
2092  for (p = result; *p; p++)
2093  {
2094  char c;
2095 
2096  if (wasalnum)
2097  *p = c = pg_ascii_tolower((unsigned char) *p);
2098  else
2099  *p = c = pg_ascii_toupper((unsigned char) *p);
2100  /* we don't trust isalnum() here */
2101  wasalnum = ((c >= 'A' && c <= 'Z') ||
2102  (c >= 'a' && c <= 'z') ||
2103  (c >= '0' && c <= '9'));
2104  }
2105 
2106  return result;
2107 }
pnstrdup
char * pnstrdup(const char *in, Size len)
Definition: mcxt.c:1198
pg_ascii_tolower
unsigned char pg_ascii_tolower(unsigned char ch)
Definition: pgstrcasecmp.c:146
pg_ascii_toupper
unsigned char pg_ascii_toupper(unsigned char ch)
Definition: pgstrcasecmp.c:135
c
char * c
Definition: preproc-cursor.c:31

◆ asc_tolower()

char* asc_tolower ( const char *  buff,
size_t  nbytes 
)

Definition at line 2035 of file formatting.c.

References pg_ascii_tolower(), and pnstrdup().

Referenced by asc_tolower_z(), get_collation_version_for_oid(), and str_tolower().

2036 {
2037  char *result;
2038  char *p;
2039 
2040  if (!buff)
2041  return NULL;
2042 
2043  result = pnstrdup(buff, nbytes);
2044 
2045  for (p = result; *p; p++)
2046  *p = pg_ascii_tolower((unsigned char) *p);
2047 
2048  return result;
2049 }
pnstrdup
char * pnstrdup(const char *in, Size len)
Definition: mcxt.c:1198
pg_ascii_tolower
unsigned char pg_ascii_tolower(unsigned char ch)
Definition: pgstrcasecmp.c:146

◆ asc_tolower_z()

static char* asc_tolower_z ( const char *  buff)
static

Definition at line 2130 of file formatting.c.

References asc_tolower().

Referenced by DCH_to_char(), and NUM_processor().

2131 {
2132  return asc_tolower(buff, strlen(buff));
2133 }
asc_tolower
char * asc_tolower(const char *buff, size_t nbytes)
Definition: formatting.c:2035

◆ asc_toupper()

char* asc_toupper ( const char *  buff,
size_t  nbytes 
)

Definition at line 2058 of file formatting.c.

References pg_ascii_toupper(), and pnstrdup().

Referenced by asc_toupper_z(), and str_toupper().

2059 {
2060  char *result;
2061  char *p;
2062 
2063  if (!buff)
2064  return NULL;
2065 
2066  result = pnstrdup(buff, nbytes);
2067 
2068  for (p = result; *p; p++)
2069  *p = pg_ascii_toupper((unsigned char) *p);
2070 
2071  return result;
2072 }
pnstrdup
char * pnstrdup(const char *in, Size len)
Definition: mcxt.c:1198
pg_ascii_toupper
unsigned char pg_ascii_toupper(unsigned char ch)
Definition: pgstrcasecmp.c:135

◆ asc_toupper_z()

static char* asc_toupper_z ( const char *  buff)
static

Definition at line 2136 of file formatting.c.

References asc_toupper().

Referenced by DCH_to_char().

2137 {
2138  return asc_toupper(buff, strlen(buff));
2139 }
asc_toupper
char * asc_toupper(const char *buff, size_t nbytes)
Definition: formatting.c:2058

◆ datetime_to_char_body()

static text* datetime_to_char_body ( TmToChar *  tmtc,
text *  fmt,
bool  is_interval,
Oid  collid 
)
static

Definition at line 3979 of file formatting.c.

References cstring_to_text(), DCH_cache_fetch(), DCH_CACHE_SIZE, DCH_FLAG, DCH_index, DCH_MAX_ITEM_SIZ, DCH_to_char(), format, DCHCacheEntry::format, palloc(), parse_format(), pfree(), and text_to_cstring().

Referenced by interval_to_char(), timestamp_to_char(), and timestamptz_to_char().

3980 {
3981  FormatNode *format;
3982  char *fmt_str,
3983  *result;
3984  bool incache;
3985  int fmt_len;
3986  text *res;
3987 
3988  /*
3989  * Convert fmt to C string
3990  */
3991  fmt_str = text_to_cstring(fmt);
3992  fmt_len = strlen(fmt_str);
3993 
3994  /*
3995  * Allocate workspace for result as C string
3996  */
3997  result = palloc((fmt_len * DCH_MAX_ITEM_SIZ) + 1);
3998  *result = '\0';
3999 
4000  if (fmt_len > DCH_CACHE_SIZE)
4001  {
4002  /*
4003  * Allocate new memory if format picture is bigger than static cache
4004  * and do not use cache (call parser always)
4005  */
4006  incache = false;
4007 
4008  format = (FormatNode *) palloc((fmt_len + 1) * sizeof(FormatNode));
4009 
4010  parse_format(format, fmt_str, DCH_keywords,
4011  DCH_suff, DCH_index, DCH_FLAG, NULL);
4012  }
4013  else
4014  {
4015  /*
4016  * Use cache buffers
4017  */
4018  DCHCacheEntry *ent = DCH_cache_fetch(fmt_str, false);
4019 
4020  incache = true;
4021  format = ent->format;
4022  }
4023 
4024  /* The real work is here */
4025  DCH_to_char(format, is_interval, tmtc, result, collid);
4026 
4027  if (!incache)
4028  pfree(format);
4029 
4030  pfree(fmt_str);
4031 
4032  /* convert C-string result to TEXT format */
4033  res = cstring_to_text(result);
4034 
4035  pfree(result);
4036  return res;
4037 }
DCH_suff
static const KeySuffix DCH_suff[]
Definition: formatting.c:570
DCH_index
static const int DCH_index[KeyWord_INDEX_SIZE]
Definition: formatting.c:944
pfree
void pfree(void *pointer)
Definition: mcxt.c:1057
DCH_CACHE_SIZE
#define DCH_CACHE_SIZE
Definition: formatting.c:402
DCH_to_char
static void DCH_to_char(FormatNode *node, bool is_interval, TmToChar *in, char *out, Oid collid)
Definition: formatting.c:2654
DCHCacheEntry::format
FormatNode format[DCH_CACHE_SIZE+1]
Definition: formatting.c:412
parse_format
static void parse_format(FormatNode *node, const char *str, const KeyWord *kw, const KeySuffix *suf, const int *index, uint32 flags, NUMDesc *Num)
Definition: formatting.c:1324
DCH_FLAG
#define DCH_FLAG
Definition: formatting.c:141
cstring_to_text
text * cstring_to_text(const char *s)
Definition: varlena.c:188
text_to_cstring
char * text_to_cstring(const text *t)
Definition: varlena.c:221
palloc
void * palloc(Size size)
Definition: mcxt.c:950
DCH_keywords
static const KeyWord DCH_keywords[]
Definition: formatting.c:774
varlena
Definition: c.h:617
format
static char format
Definition: pg_basebackup.c:130
DCH_MAX_ITEM_SIZ
#define DCH_MAX_ITEM_SIZ
Definition: formatting.c:156
DCH_cache_fetch
static DCHCacheEntry * DCH_cache_fetch(const char *str, bool std)
Definition: formatting.c:3952

◆ DCH_cache_fetch()

static DCHCacheEntry * DCH_cache_fetch ( const char *  str,
bool  std 
)
static

Definition at line 3952 of file formatting.c.

References DCH_cache_getnew(), DCH_cache_search(), DCH_FLAG, DCH_index, DCHCacheEntry::format, parse_format(), STD_FLAG, and DCHCacheEntry::valid.

Referenced by datetime_to_char_body(), and do_to_timestamp().

3953 {
3954  DCHCacheEntry *ent;
3955 
3956  if ((ent = DCH_cache_search(str, std)) == NULL)
3957  {
3958  /*
3959  * Not in the cache, must run parser and save a new format-picture to
3960  * the cache. Do not mark the cache entry valid until parsing
3961  * succeeds.
3962  */
3963  ent = DCH_cache_getnew(str, std);
3964 
3965  parse_format(ent->format, str, DCH_keywords, DCH_suff, DCH_index,
3966  DCH_FLAG | (std ? STD_FLAG : 0), NULL);
3967 
3968  ent->valid = true;
3969  }
3970  return ent;
3971 }
DCH_cache_getnew
static DCHCacheEntry * DCH_cache_getnew(const char *str, bool std)
Definition: formatting.c:3871
DCH_suff
static const KeySuffix DCH_suff[]
Definition: formatting.c:570
DCH_index
static const int DCH_index[KeyWord_INDEX_SIZE]
Definition: formatting.c:944
generate_unaccent_rules.str
str
Definition: generate_unaccent_rules.py:282
DCHCacheEntry::format
FormatNode format[DCH_CACHE_SIZE+1]
Definition: formatting.c:412
parse_format
static void parse_format(FormatNode *node, const char *str, const KeyWord *kw, const KeySuffix *suf, const int *index, uint32 flags, NUMDesc *Num)
Definition: formatting.c:1324
DCH_cache_search
static DCHCacheEntry * DCH_cache_search(const char *str, bool std)
Definition: formatting.c:3931
DCH_FLAG
#define DCH_FLAG
Definition: formatting.c:141
DCH_keywords
static const KeyWord DCH_keywords[]
Definition: formatting.c:774
STD_FLAG
#define STD_FLAG
Definition: formatting.c:143

◆ DCH_cache_getnew()

static DCHCacheEntry * DCH_cache_getnew ( const char *  str,
bool  std 
)
static

Definition at line 3871 of file formatting.c.

References DCHCacheEntry::age, Assert, DCH_CACHE_ENTRIES, DCH_CACHE_SIZE, DCH_prevent_counter_overflow(), DCHCounter, elog, i, MemoryContextAllocZero(), n_DCHCache, DCHCacheEntry::std, DCHCacheEntry::str, strlcpy(), TopMemoryContext, and DCHCacheEntry::valid.

Referenced by DCH_cache_fetch().

3872 {
3873  DCHCacheEntry *ent;
3874 
3875  /* Ensure we can advance DCHCounter below */
3876  DCH_prevent_counter_overflow();
3877 
3878  /*
3879  * If cache is full, remove oldest entry (or recycle first not-valid one)
3880  */
3881  if (n_DCHCache >= DCH_CACHE_ENTRIES)
3882  {
3883  DCHCacheEntry *old = DCHCache[0];
3884 
3885 #ifdef DEBUG_TO_FROM_CHAR
3886  elog(DEBUG_elog_output, "cache is full (%d)", n_DCHCache);
3887 #endif
3888  if (old->valid)
3889  {
3890  for (int i = 1; i < DCH_CACHE_ENTRIES; i++)
3891  {
3892  ent = DCHCache[i];
3893  if (!ent->valid)
3894  {
3895  old = ent;
3896  break;
3897  }
3898  if (ent->age < old->age)
3899  old = ent;
3900  }
3901  }
3902 #ifdef DEBUG_TO_FROM_CHAR
3903  elog(DEBUG_elog_output, "OLD: '%s' AGE: %d", old->str, old->age);
3904 #endif
3905  old->valid = false;
3906  strlcpy(old->str, str, DCH_CACHE_SIZE + 1);
3907  old->age = (++DCHCounter);
3908  /* caller is expected to fill format, then set valid */
3909  return old;
3910  }
3911  else
3912  {
3913 #ifdef DEBUG_TO_FROM_CHAR
3914  elog(DEBUG_elog_output, "NEW (%d)", n_DCHCache);
3915 #endif
3916  Assert(DCHCache[n_DCHCache] == NULL);
3917  DCHCache[n_DCHCache] = ent = (DCHCacheEntry *)
3918  MemoryContextAllocZero(TopMemoryContext, sizeof(DCHCacheEntry));
3919  ent->valid = false;
3920  strlcpy(ent->str, str, DCH_CACHE_SIZE + 1);
3921  ent->std = std;
3922  ent->age = (++DCHCounter);
3923  /* caller is expected to fill format, then set valid */
3924  ++n_DCHCache;
3925  return ent;
3926  }
3927 }
DCHCacheEntry::str
char str[DCH_CACHE_SIZE+1]
Definition: formatting.c:413
DCH_CACHE_SIZE
#define DCH_CACHE_SIZE
Definition: formatting.c:402
n_DCHCache
static int n_DCHCache
Definition: formatting.c:430
generate_unaccent_rules.str
str
Definition: generate_unaccent_rules.py:282
TopMemoryContext
MemoryContext TopMemoryContext
Definition: mcxt.c:44
DCH_CACHE_ENTRIES
#define DCH_CACHE_ENTRIES
Definition: formatting.c:407
MemoryContextAllocZero
void * MemoryContextAllocZero(MemoryContext context, Size size)
Definition: mcxt.c:840
strlcpy
size_t strlcpy(char *dst, const char *src, size_t siz)
Definition: strlcpy.c:45
Assert
#define Assert(condition)
Definition: c.h:800
DCH_prevent_counter_overflow
static void DCH_prevent_counter_overflow(void)
Definition: formatting.c:3751
elog
#define elog(elevel,...)
Definition: elog.h:228
i
int i
Definition: preproc-comment.c:23
DCHCache
static DCHCacheEntry * DCHCache[DCH_CACHE_ENTRIES]
Definition: formatting.c:429
DCHCounter
static int DCHCounter
Definition: formatting.c:431

◆ DCH_cache_search()

static DCHCacheEntry * DCH_cache_search ( const char *  str,
bool  std 
)
static

Definition at line 3931 of file formatting.c.

References DCHCacheEntry::age, DCH_prevent_counter_overflow(), DCHCounter, i, n_DCHCache, DCHCacheEntry::std, DCHCacheEntry::str, and DCHCacheEntry::valid.

Referenced by DCH_cache_fetch().

3932 {
3933  /* Ensure we can advance DCHCounter below */
3934  DCH_prevent_counter_overflow();
3935 
3936  for (int i = 0; i < n_DCHCache; i++)
3937  {
3938  DCHCacheEntry *ent = DCHCache[i];
3939 
3940  if (ent->valid && strcmp(ent->str, str) == 0 && ent->std == std)
3941  {
3942  ent->age = (++DCHCounter);
3943  return ent;
3944  }
3945  }
3946 
3947  return NULL;
3948 }
DCHCacheEntry::str
char str[DCH_CACHE_SIZE+1]
Definition: formatting.c:413
n_DCHCache
static int n_DCHCache
Definition: formatting.c:430
generate_unaccent_rules.str
str
Definition: generate_unaccent_rules.py:282
DCH_prevent_counter_overflow
static void DCH_prevent_counter_overflow(void)
Definition: formatting.c:3751
i
int i
Definition: preproc-comment.c:23
DCHCache
static DCHCacheEntry * DCHCache[DCH_CACHE_ENTRIES]
Definition: formatting.c:429
DCHCounter
static int DCHCounter
Definition: formatting.c:431

◆ DCH_datetime_type()

static int DCH_datetime_type ( FormatNode *  node,
bool *  have_error 
)
static

Definition at line 3767 of file formatting.c.

References DCH_A_D, DCH_a_d, DCH_A_M, DCH_a_m, DCH_AD, DCH_ad, DCH_AM, DCH_am, DCH_B_C, DCH_b_c, DCH_BC, DCH_bc, DCH_CC, DCH_D, DCH_DATED, DCH_DAY, DCH_Day, DCH_day, DCH_DD, DCH_DDD, DCH_DY, DCH_Dy, DCH_dy, DCH_FF1, DCH_FF2, DCH_FF3, DCH_FF4, DCH_FF5, DCH_FF6, DCH_FX, DCH_HH, DCH_HH12, DCH_HH24, DCH_I, DCH_ID, DCH_IDDD, DCH_IY, DCH_IYY, DCH_IYYY, DCH_J, DCH_MI, DCH_MM, DCH_MON, DCH_Mon, DCH_mon, DCH_MONTH, DCH_Month, DCH_month, DCH_MS, DCH_OF, DCH_P_M, DCH_p_m, DCH_PM, DCH_pm, DCH_Q, DCH_RM, DCH_rm, DCH_SS, DCH_SSSS, DCH_TIMED, DCH_TZ, DCH_tz, DCH_TZH, DCH_TZM, DCH_US, DCH_W, DCH_WW, DCH_Y, DCH_Y_YYY, DCH_YY, DCH_YYY, DCH_YYYY, DCH_ZONED, ereport, errcode(), errmsg(), ERROR, KeyWord::id, FormatNode::key, KeyWord::name, NODE_TYPE_ACTION, NODE_TYPE_END, RETURN_ERROR, and FormatNode::type.

Referenced by do_to_timestamp().

3768 {
3769  FormatNode *n;
3770  int flags = 0;
3771 
3772  for (n = node; n->type != NODE_TYPE_END; n++)
3773  {
3774  if (n->type != NODE_TYPE_ACTION)
3775  continue;
3776 
3777  switch (n->key->id)
3778  {
3779  case DCH_FX:
3780  break;
3781  case DCH_A_M:
3782  case DCH_P_M:
3783  case DCH_a_m:
3784  case DCH_p_m:
3785  case DCH_AM:
3786  case DCH_PM:
3787  case DCH_am:
3788  case DCH_pm:
3789  case DCH_HH:
3790  case DCH_HH12:
3791  case DCH_HH24:
3792  case DCH_MI:
3793  case DCH_SS:
3794  case DCH_MS: /* millisecond */
3795  case DCH_US: /* microsecond */
3796  case DCH_FF1:
3797  case DCH_FF2:
3798  case DCH_FF3:
3799  case DCH_FF4:
3800  case DCH_FF5:
3801  case DCH_FF6:
3802  case DCH_SSSS:
3803  flags |= DCH_TIMED;
3804  break;
3805  case DCH_tz:
3806  case DCH_TZ:
3807  case DCH_OF:
3808  RETURN_ERROR(ereport(ERROR,
3809  (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
3810  errmsg("formatting field \"%s\" is only supported in to_char",
3811  n->key->name))));
3812  flags |= DCH_ZONED;
3813  break;
3814  case DCH_TZH:
3815  case DCH_TZM:
3816  flags |= DCH_ZONED;
3817  break;
3818  case DCH_A_D:
3819  case DCH_B_C:
3820  case DCH_a_d:
3821  case DCH_b_c:
3822  case DCH_AD:
3823  case DCH_BC:
3824  case DCH_ad:
3825  case DCH_bc:
3826  case DCH_MONTH:
3827  case DCH_Month:
3828  case DCH_month:
3829  case DCH_MON:
3830  case DCH_Mon:
3831  case DCH_mon:
3832  case DCH_MM:
3833  case DCH_DAY:
3834  case DCH_Day:
3835  case DCH_day:
3836  case DCH_DY:
3837  case DCH_Dy:
3838  case DCH_dy:
3839  case DCH_DDD:
3840  case DCH_IDDD:
3841  case DCH_DD:
3842  case DCH_D:
3843  case DCH_ID:
3844  case DCH_WW:
3845  case DCH_Q:
3846  case DCH_CC:
3847  case DCH_Y_YYY:
3848  case DCH_YYYY:
3849  case DCH_IYYY:
3850  case DCH_YYY:
3851  case DCH_IYY:
3852  case DCH_YY:
3853  case DCH_IY:
3854  case DCH_Y:
3855  case DCH_I:
3856  case DCH_RM:
3857  case DCH_rm:
3858  case DCH_W:
3859  case DCH_J:
3860  flags |= DCH_DATED;
3861  break;
3862  }
3863  }
3864 
3865 on_error:
3866  return flags;
3867 }
NODE_TYPE_END
#define NODE_TYPE_END
Definition: formatting.c:203
FormatNode::type
uint8 type
Definition: formatting.c:197
FormatNode::key
const KeyWord * key
Definition: formatting.c:200
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
KeyWord::id
int id
Definition: formatting.c:190
DCH_TIMED
#define DCH_TIMED
Definition: formatting.c:1023
DCH_DATED
#define DCH_DATED
Definition: formatting.c:1022
NODE_TYPE_ACTION
#define NODE_TYPE_ACTION
Definition: formatting.c:204
ERROR
#define ERROR
Definition: elog.h:43
DCH_ZONED
#define DCH_ZONED
Definition: formatting.c:1024
KeyWord::name
const char * name
Definition: formatting.c:188
ereport
#define ereport(elevel,...)
Definition: elog.h:155
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902
RETURN_ERROR
#define RETURN_ERROR(throw_error)
Definition: formatting.c:118

◆ DCH_from_char()

static void DCH_from_char ( FormatNode *  node,
const char *  in,
TmFromChar *  out,
Oid  collid,
bool  std,
bool *  have_error 
)
static

Definition at line 3253 of file formatting.c.

References adbc_strings, adbc_strings_long, adjust_partial_year_to_2020(), ampm_strings, ampm_strings_long, Assert, TmFromChar::bc, cache_locale_time(), TmFromChar::cc, FormatNode::character, CHECK_ERROR, TmFromChar::clock, CLOCK_12_HOUR, TmFromChar::d, KeyWord::date_mode, days, days_short, DCH_A_D, DCH_a_d, DCH_A_M, DCH_a_m, DCH_AD, DCH_ad, DCH_AM, DCH_am, DCH_B_C, DCH_b_c, DCH_BC, DCH_bc, DCH_CC, DCH_D, DCH_DAY, DCH_Day, DCH_day, DCH_DD, DCH_DDD, DCH_DY, DCH_Dy, DCH_dy, DCH_FF1, DCH_FF2, DCH_FF3, DCH_FF4, DCH_FF5, DCH_FF6, DCH_FX, DCH_HH, DCH_HH12, DCH_HH24, DCH_I, DCH_ID, DCH_IDDD, DCH_IW, DCH_IY, DCH_IYY, DCH_IYYY, DCH_J, DCH_MI, DCH_MM, DCH_MON, DCH_Mon, DCH_mon, DCH_MONTH, DCH_Month, DCH_month, DCH_MS, DCH_OF, DCH_P_M, DCH_p_m, DCH_PM, DCH_pm, DCH_Q, DCH_RM, DCH_rm, DCH_SS, DCH_SSSS, DCH_TZ, DCH_tz, DCH_TZH, DCH_TZM, DCH_US, DCH_W, DCH_WW, DCH_Y, DCH_Y_YYY, DCH_YY, DCH_YYY, DCH_YYYY, TmFromChar::dd, TmFromChar::ddd, ereport, errcode(), errmsg(), ERROR, TmFromChar::ff, from_char_parse_int(), from_char_parse_int_len(), from_char_seq_search(), from_char_set_int(), from_char_set_mode(), TmFromChar::hh, KeyWord::id, InvalidOid, is_separator_char(), TmFromChar::j, FormatNode::key, localized_abbrev_days, localized_abbrev_months, localized_full_days, localized_full_months, TmFromChar::mi, TmFromChar::mm, months, months_full, MONTHS_PER_YEAR, TmFromChar::ms, KeyWord::name, NODE_TYPE_ACTION, NODE_TYPE_CHAR, NODE_TYPE_END, NODE_TYPE_SEPARATOR, NODE_TYPE_SPACE, pg_mblen(), TmFromChar::pm, RETURN_ERROR, rm_months_lower, S_TM, SKIP_THth, TmFromChar::ss, TmFromChar::ssss, FormatNode::suffix, FormatNode::type, TmFromChar::tzh, TmFromChar::tzm, TmFromChar::tzsign, TmFromChar::us, value, TmFromChar::w, TmFromChar::ww, TmFromChar::year, and TmFromChar::yysz.

Referenced by do_to_timestamp().

3255 {
3256  FormatNode *n;
3257  const char *s;
3258  int len,
3259  value;
3260  bool fx_mode = std;
3261 
3262  /* number of extra skipped characters (more than given in format string) */
3263  int extra_skip = 0;
3264 
3265  /* cache localized days and months */
3266  cache_locale_time();
3267 
3268  for (n = node, s = in; n->type != NODE_TYPE_END && *s != '\0'; n++)
3269  {
3270  /*
3271  * Ignore spaces at the beginning of the string and before fields when
3272  * not in FX (fixed width) mode.
3273  */
3274  if (!fx_mode && (n->type != NODE_TYPE_ACTION || n->key->id != DCH_FX) &&
3275  (n->type == NODE_TYPE_ACTION || n == node))
3276  {
3277  while (*s != '\0' && isspace((unsigned char) *s))
3278  {
3279  s++;
3280  extra_skip++;
3281  }
3282  }
3283 
3284  if (n->type == NODE_TYPE_SPACE || n->type == NODE_TYPE_SEPARATOR)
3285  {
3286  if (std)
3287  {
3288  /*
3289  * Standard mode requires strict matching between format
3290  * string separators/spaces and input string.
3291  */
3292  Assert(n->character[0] && !n->character[1]);
3293 
3294  if (*s == n->character[0])
3295  s++;
3296  else
3297  RETURN_ERROR(ereport(ERROR,
3298  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
3299  errmsg("unmatched format separator \"%c\"",
3300  n->character[0]))));
3301  }
3302  else if (!fx_mode)
3303  {
3304  /*
3305  * In non FX (fixed format) mode one format string space or
3306  * separator match to one space or separator in input string.
3307  * Or match nothing if there is no space or separator in the
3308  * current position of input string.
3309  */
3310  extra_skip--;
3311  if (isspace((unsigned char) *s) || is_separator_char(s))
3312  {
3313  s++;
3314  extra_skip++;
3315  }
3316  }
3317  else
3318  {
3319  /*
3320  * In FX mode, on format string space or separator we consume
3321  * exactly one character from input string. Notice we don't
3322  * insist that the consumed character match the format's
3323  * character.
3324  */
3325  s += pg_mblen(s);
3326  }
3327  continue;
3328  }
3329  else if (n->type != NODE_TYPE_ACTION)
3330  {
3331  /*
3332  * Text character, so consume one character from input string.
3333  * Notice we don't insist that the consumed character match the
3334  * format's character.
3335  */
3336  if (!fx_mode)
3337  {
3338  /*
3339  * In non FX mode we might have skipped some extra characters
3340  * (more than specified in format string) before. In this
3341  * case we don't skip input string character, because it might
3342  * be part of field.
3343  */
3344  if (extra_skip > 0)
3345  extra_skip--;
3346  else
3347  s += pg_mblen(s);
3348  }
3349  else
3350  {
3351  int chlen = pg_mblen(s);
3352 
3353  /*
3354  * Standard mode requires strict match of format characters.
3355  */
3356  if (std && n->type == NODE_TYPE_CHAR &&
3357  strncmp(s, n->character, chlen) != 0)
3358  RETURN_ERROR(ereport(ERROR,
3359  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
3360  errmsg("unmatched format character \"%s\"",
3361  n->character))));
3362 
3363  s += chlen;
3364  }
3365  continue;
3366  }
3367 
3368  from_char_set_mode(out, n->key->date_mode, have_error);
3369  CHECK_ERROR;
3370 
3371  switch (n->key->id)
3372  {
3373  case DCH_FX:
3374  fx_mode = true;
3375  break;
3376  case DCH_A_M:
3377  case DCH_P_M:
3378  case DCH_a_m:
3379  case DCH_p_m:
3380  from_char_seq_search(&value, &s, ampm_strings_long,
3381  NULL, InvalidOid,
3382  n, have_error);
3383  CHECK_ERROR;
3384  from_char_set_int(&out->pm, value % 2, n, have_error);
3385  CHECK_ERROR;
3386  out->clock = CLOCK_12_HOUR;
3387  break;
3388  case DCH_AM:
3389  case DCH_PM:
3390  case DCH_am:
3391  case DCH_pm:
3392  from_char_seq_search(&value, &s, ampm_strings,
3393  NULL, InvalidOid,
3394  n, have_error);
3395  CHECK_ERROR;
3396  from_char_set_int(&out->pm, value % 2, n, have_error);
3397  CHECK_ERROR;
3398  out->clock = CLOCK_12_HOUR;
3399  break;
3400  case DCH_HH:
3401  case DCH_HH12:
3402  from_char_parse_int_len(&out->hh, &s, 2, n, have_error);
3403  CHECK_ERROR;
3404  out->clock = CLOCK_12_HOUR;
3405  SKIP_THth(s, n->suffix);
3406  break;
3407  case DCH_HH24:
3408  from_char_parse_int_len(&out->hh, &s, 2, n, have_error);
3409  CHECK_ERROR;
3410  SKIP_THth(s, n->suffix);
3411  break;
3412  case DCH_MI:
3413  from_char_parse_int(&out->mi, &s, n, have_error);
3414  CHECK_ERROR;
3415  SKIP_THth(s, n->suffix);
3416  break;
3417  case DCH_SS:
3418  from_char_parse_int(&out->ss, &s, n, have_error);
3419  CHECK_ERROR;
3420  SKIP_THth(s, n->suffix);
3421  break;
3422  case DCH_MS: /* millisecond */
3423  len = from_char_parse_int_len(&out->ms, &s, 3, n, have_error);
3424  CHECK_ERROR;
3425 
3426  /*
3427  * 25 is 0.25 and 250 is 0.25 too; 025 is 0.025 and not 0.25
3428  */
3429  out->ms *= len == 1 ? 100 :
3430  len == 2 ? 10 : 1;
3431 
3432  SKIP_THth(s, n->suffix);
3433  break;
3434  case DCH_FF1:
3435  case DCH_FF2:
3436  case DCH_FF3:
3437  case DCH_FF4:
3438  case DCH_FF5:
3439  case DCH_FF6:
3440  out->ff = n->key->id - DCH_FF1 + 1;
3441  /* fall through */
3442  case DCH_US: /* microsecond */
3443  len = from_char_parse_int_len(&out->us, &s,
3444  n->key->id == DCH_US ? 6 :
3445  out->ff, n, have_error);
3446  CHECK_ERROR;
3447 
3448  out->us *= len == 1 ? 100000 :
3449  len == 2 ? 10000 :
3450  len == 3 ? 1000 :
3451  len == 4 ? 100 :
3452  len == 5 ? 10 : 1;
3453 
3454  SKIP_THth(s, n->suffix);
3455  break;
3456  case DCH_SSSS:
3457  from_char_parse_int(&out->ssss, &s, n, have_error);
3458  CHECK_ERROR;
3459  SKIP_THth(s, n->suffix);
3460  break;
3461  case DCH_tz:
3462  case DCH_TZ:
3463  case DCH_OF:
3464  RETURN_ERROR(ereport(ERROR,
3465  (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
3466  errmsg("formatting field \"%s\" is only supported in to_char",
3467  n->key->name))));
3468  CHECK_ERROR;
3469  break;
3470  case DCH_TZH:
3471 
3472  /*
3473  * Value of TZH might be negative. And the issue is that we
3474  * might swallow minus sign as the separator. So, if we have
3475  * skipped more characters than specified in the format
3476  * string, then we consider prepending last skipped minus to
3477  * TZH.
3478  */
3479  if (*s == '+' || *s == '-' || *s == ' ')
3480  {
3481  out->tzsign = *s == '-' ? -1 : +1;
3482  s++;
3483  }
3484  else
3485  {
3486  if (extra_skip > 0 && *(s - 1) == '-')
3487  out->tzsign = -1;
3488  else
3489  out->tzsign = +1;
3490  }
3491 
3492  from_char_parse_int_len(&out->tzh, &s, 2, n, have_error);
3493  CHECK_ERROR;
3494  break;
3495  case DCH_TZM:
3496  /* assign positive timezone sign if TZH was not seen before */
3497  if (!out->tzsign)
3498  out->tzsign = +1;
3499  from_char_parse_int_len(&out->tzm, &s, 2, n, have_error);
3500  CHECK_ERROR;
3501  break;
3502  case DCH_A_D:
3503  case DCH_B_C:
3504  case DCH_a_d:
3505  case DCH_b_c:
3506  from_char_seq_search(&value, &s, adbc_strings_long,
3507  NULL, InvalidOid,
3508  n, have_error);
3509  CHECK_ERROR;
3510  from_char_set_int(&out->bc, value % 2, n, have_error);
3511  CHECK_ERROR;
3512  break;
3513  case DCH_AD:
3514  case DCH_BC:
3515  case DCH_ad:
3516  case DCH_bc:
3517  from_char_seq_search(&value, &s, adbc_strings,
3518  NULL, InvalidOid,
3519  n, have_error);
3520  CHECK_ERROR;
3521  from_char_set_int(&out->bc, value % 2, n, have_error);
3522  CHECK_ERROR;
3523  break;
3524  case DCH_MONTH:
3525  case DCH_Month:
3526  case DCH_month:
3527  from_char_seq_search(&value, &s, months_full,
3528  S_TM(n->suffix) ? localized_full_months : NULL,
3529  collid,
3530  n, have_error);
3531  CHECK_ERROR;
3532  from_char_set_int(&out->mm, value + 1, n, have_error);
3533  CHECK_ERROR;
3534  break;
3535  case DCH_MON:
3536  case DCH_Mon:
3537  case DCH_mon:
3538  from_char_seq_search(&value, &s, months,
3539  S_TM(n->suffix) ? localized_abbrev_months : NULL,
3540  collid,
3541  n, have_error);
3542  CHECK_ERROR;
3543  from_char_set_int(&out->mm, value + 1, n, have_error);
3544  CHECK_ERROR;
3545  break;
3546  case DCH_MM:
3547  from_char_parse_int(&out->mm, &s, n, have_error);
3548  CHECK_ERROR;
3549  SKIP_THth(s, n->suffix);
3550  break;
3551  case DCH_DAY:
3552  case DCH_Day:
3553  case DCH_day:
3554  from_char_seq_search(&value, &s, days,
3555  S_TM(n->suffix) ? localized_full_days : NULL,
3556  collid,
3557  n, have_error);
3558  CHECK_ERROR;
3559  from_char_set_int(&out->d, value, n, have_error);
3560  CHECK_ERROR;
3561  out->d++;
3562  break;
3563  case DCH_DY:
3564  case DCH_Dy:
3565  case DCH_dy:
3566  from_char_seq_search(&value, &s, days_short,
3567  S_TM(n->suffix) ? localized_abbrev_days : NULL,
3568  collid,
3569  n, have_error);
3570  CHECK_ERROR;
3571  from_char_set_int(&out->d, value, n, have_error);
3572  CHECK_ERROR;
3573  out->d++;
3574  break;
3575  case DCH_DDD:
3576  from_char_parse_int(&out->ddd, &s, n, have_error);
3577  CHECK_ERROR;
3578  SKIP_THth(s, n->suffix);
3579  break;
3580  case DCH_IDDD:
3581  from_char_parse_int_len(&out->ddd, &s, 3, n, have_error);
3582  CHECK_ERROR;
3583  SKIP_THth(s, n->suffix);
3584  break;
3585  case DCH_DD:
3586  from_char_parse_int(&out->dd, &s, n, have_error);
3587  CHECK_ERROR;
3588  SKIP_THth(s, n->suffix);
3589  break;
3590  case DCH_D:
3591  from_char_parse_int(&out->d, &s, n, have_error);
3592  CHECK_ERROR;
3593  SKIP_THth(s, n->suffix);
3594  break;
3595  case DCH_ID:
3596  from_char_parse_int_len(&out->d, &s, 1, n, have_error);
3597  CHECK_ERROR;
3598  /* Shift numbering to match Gregorian where Sunday = 1 */
3599  if (++out->d > 7)
3600  out->d = 1;
3601  SKIP_THth(s, n->suffix);
3602  break;
3603  case DCH_WW:
3604  case DCH_IW:
3605  from_char_parse_int(&out->ww, &s, n, have_error);
3606  CHECK_ERROR;
3607  SKIP_THth(s, n->suffix);
3608  break;
3609  case DCH_Q:
3610 
3611  /*
3612  * We ignore 'Q' when converting to date because it is unclear
3613  * which date in the quarter to use, and some people specify
3614  * both quarter and month, so if it was honored it might
3615  * conflict with the supplied month. That is also why we don't
3616  * throw an error.
3617  *
3618  * We still parse the source string for an integer, but it
3619  * isn't stored anywhere in 'out'.
3620  */
3621  from_char_parse_int((int *) NULL, &s, n, have_error);
3622  CHECK_ERROR;
3623  SKIP_THth(s, n->suffix);
3624  break;
3625  case DCH_CC:
3626  from_char_parse_int(&out->cc, &s, n, have_error);
3627  CHECK_ERROR;
3628  SKIP_THth(s, n->suffix);
3629  break;
3630  case DCH_Y_YYY:
3631  {
3632  int matched,
3633  years,
3634  millennia,
3635  nch;
3636 
3637  matched = sscanf(s, "%d,%03d%n", &millennia, &years, &nch);
3638  if (matched < 2)
3639  RETURN_ERROR(ereport(ERROR,
3640  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
3641  errmsg("invalid input string for \"Y,YYY\""))));
3642  years += (millennia * 1000);
3643  from_char_set_int(&out->year, years, n, have_error);
3644  CHECK_ERROR;
3645  out->yysz = 4;
3646  s += nch;
3647  SKIP_THth(s, n->suffix);
3648  }
3649  break;
3650  case DCH_YYYY:
3651  case DCH_IYYY:
3652  from_char_parse_int(&out->year, &s, n, have_error);
3653  CHECK_ERROR;
3654  out->yysz = 4;
3655  SKIP_THth(s, n->suffix);
3656  break;
3657  case DCH_YYY:
3658  case DCH_IYY:
3659  len = from_char_parse_int(&out->year, &s, n, have_error);
3660  CHECK_ERROR;
3661  if (len < 4)
3662  out->year = adjust_partial_year_to_2020(out->year);
3663  out->yysz = 3;
3664  SKIP_THth(s, n->suffix);
3665  break;
3666  case DCH_YY:
3667  case DCH_IY:
3668  len = from_char_parse_int(&out->year, &s, n, have_error);
3669  CHECK_ERROR;
3670  if (len < 4)
3671  out->year = adjust_partial_year_to_2020(out->year);
3672  out->yysz = 2;
3673  SKIP_THth(s, n->suffix);
3674  break;
3675  case DCH_Y:
3676  case DCH_I:
3677  len = from_char_parse_int(&out->year, &s, n, have_error);
3678  CHECK_ERROR;
3679  if (len < 4)
3680  out->year = adjust_partial_year_to_2020(out->year);
3681  out->yysz = 1;
3682  SKIP_THth(s, n->suffix);
3683  break;
3684  case DCH_RM:
3685  case DCH_rm:
3686  from_char_seq_search(&value, &s, rm_months_lower,
3687  NULL, InvalidOid,
3688  n, have_error);
3689  CHECK_ERROR;
3690  from_char_set_int(&out->mm, MONTHS_PER_YEAR - value,
3691  n, have_error);
3692  CHECK_ERROR;
3693  break;
3694  case DCH_W:
3695  from_char_parse_int(&out->w, &s, n, have_error);
3696  CHECK_ERROR;
3697  SKIP_THth(s, n->suffix);
3698  break;
3699  case DCH_J:
3700  from_char_parse_int(&out->j, &s, n, have_error);
3701  CHECK_ERROR;
3702  SKIP_THth(s, n->suffix);
3703  break;
3704  }
3705 
3706  /* Ignore all spaces after fields */
3707  if (!fx_mode)
3708  {
3709  extra_skip = 0;
3710  while (*s != '\0' && isspace((unsigned char) *s))
3711  {
3712  s++;
3713  extra_skip++;
3714  }
3715  }
3716  }
3717 
3718  /*
3719  * Standard parsing mode doesn't allow unmatched format patterns or
3720  * trailing characters in the input string.
3721  */
3722  if (std)
3723  {
3724  if (n->type != NODE_TYPE_END)
3725  RETURN_ERROR(ereport(ERROR,
3726  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
3727  errmsg("input string is too short for datetime format"))));
3728 
3729  while (*s != '\0' && isspace((unsigned char) *s))
3730  s++;
3731 
3732  if (*s != '\0')
3733  RETURN_ERROR(ereport(ERROR,
3734  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
3735  errmsg("trailing characters remain in input string "
3736  "after datetime format"))));
3737  }
3738 
3739 on_error:
3740  return;
3741 }
NODE_TYPE_END
#define NODE_TYPE_END
Definition: formatting.c:203
FormatNode::type
uint8 type
Definition: formatting.c:197
FormatNode::key
const KeyWord * key
Definition: formatting.c:200
adbc_strings_long
static const char *const adbc_strings_long[]
Definition: formatting.c:259
KeyWord::date_mode
FromCharDateMode date_mode
Definition: formatting.c:192
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
from_char_set_mode
static void from_char_set_mode(TmFromChar *tmfc, const FromCharDateMode mode, bool *have_error)
Definition: formatting.c:2276
KeyWord::id
int id
Definition: formatting.c:190
ampm_strings_long
static const char *const ampm_strings_long[]
Definition: formatting.c:286
CHECK_ERROR
#define CHECK_ERROR
Definition: formatting.c:131
from_char_seq_search
static int from_char_seq_search(int *dest, const char **src, const char *const *array, char **localized_array, Oid collid, FormatNode *node, bool *have_error)
Definition: formatting.c:2605
adbc_strings
static const char *const adbc_strings[]
Definition: formatting.c:258
MONTHS_PER_YEAR
#define MONTHS_PER_YEAR
Definition: timestamp.h:69
months
const char *const months[]
Definition: datetime.c:65
NODE_TYPE_ACTION
#define NODE_TYPE_ACTION
Definition: formatting.c:204
ERROR
#define ERROR
Definition: elog.h:43
FormatNode::character
char character[MAX_MULTIBYTE_CHAR_LEN+1]
Definition: formatting.c:198
SKIP_THth
#define SKIP_THth(ptr, _suf)
Definition: formatting.c:2150
localized_abbrev_months
char * localized_abbrev_months[12+1]
Definition: pg_locale.c:101
is_separator_char
static bool is_separator_char(const char *str)
Definition: formatting.c:1135
NODE_TYPE_SPACE
#define NODE_TYPE_SPACE
Definition: formatting.c:207
days
const char *const days[]
Definition: datetime.c:68
NODE_TYPE_SEPARATOR
#define NODE_TYPE_SEPARATOR
Definition: formatting.c:206
localized_full_days
char * localized_full_days[7+1]
Definition: pg_locale.c:100
CLOCK_12_HOUR
#define CLOCK_12_HOUR
Definition: formatting.c:213
ampm_strings
static const char *const ampm_strings[]
Definition: formatting.c:285
KeyWord::name
const char * name
Definition: formatting.c:188
months_full
static const char *const months_full[]
Definition: formatting.c:220
InvalidOid
#define InvalidOid
Definition: postgres_ext.h:36
value
static struct @143 value
ereport
#define ereport(elevel,...)
Definition: elog.h:155
localized_full_months
char * localized_full_months[12+1]
Definition: pg_locale.c:102
adjust_partial_year_to_2020
static int adjust_partial_year_to_2020(int year)
Definition: formatting.c:2231
Assert
#define Assert(condition)
Definition: c.h:800
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void cache_locale_time(void)
Definition: pg_locale.c:777
pg_mblen
int pg_mblen(const char *mbstr)
Definition: mbutils.c:907
NODE_TYPE_CHAR
#define NODE_TYPE_CHAR
Definition: formatting.c:205
FormatNode::suffix
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Definition: formatting.c:199
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static int from_char_parse_int(int *dest, const char **src, FormatNode *node, bool *have_error)
Definition: formatting.c:2447
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902
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#define S_TM(_s)
Definition: formatting.c:562
localized_abbrev_days
char * localized_abbrev_days[7+1]
Definition: pg_locale.c:99
from_char_set_int
static void from_char_set_int(int *dest, const int value, const FormatNode *node, bool *have_error)
Definition: formatting.c:2303
rm_months_lower
static const char *const rm_months_lower[]
Definition: formatting.c:297
RETURN_ERROR
#define RETURN_ERROR(throw_error)
Definition: formatting.c:118
from_char_parse_int_len
static int from_char_parse_int_len(int *dest, const char **src, const int len, FormatNode *node, bool *have_error)
Definition: formatting.c:2344
days_short
static const char *const days_short[]
Definition: formatting.c:225

◆ DCH_prevent_counter_overflow()

static void DCH_prevent_counter_overflow ( void  )
inlinestatic

Definition at line 3751 of file formatting.c.

References DCHCounter, i, and n_DCHCache.

Referenced by DCH_cache_getnew(), and DCH_cache_search().

3752 {
3753  if (DCHCounter >= (INT_MAX - 1))
3754  {
3755  for (int i = 0; i < n_DCHCache; i++)
3756  DCHCache[i]->age >>= 1;
3757  DCHCounter >>= 1;
3758  }
3759 }
n_DCHCache
static int n_DCHCache
Definition: formatting.c:430
i
int i
Definition: preproc-comment.c:23
DCHCache
static DCHCacheEntry * DCHCache[DCH_CACHE_ENTRIES]
Definition: formatting.c:429
DCHCounter
static int DCHCounter
Definition: formatting.c:431

◆ DCH_to_char()

static void DCH_to_char ( FormatNode *  node,
bool  is_interval,
TmToChar *  in,
char *  out,
Oid  collid 
)
static

Definition at line 2654 of file formatting.c.

References A_D_STR, a_d_STR, A_M_STR, a_m_STR, AD_STR, ad_STR, ADJUST_YEAR, AM_STR, am_STR, asc_tolower_z(), asc_toupper_z(), B_C_STR, b_c_STR, BC_STR, bc_STR, cache_locale_time(), FormatNode::character, date2isoweek(), date2isoyear(), date2isoyearday(), date2j(), days, days_short, DCH_A_D, DCH_a_d, DCH_A_M, DCH_a_m, DCH_AD, DCH_ad, DCH_AM, DCH_am, DCH_B_C, DCH_b_c, DCH_BC, DCH_bc, DCH_CC, DCH_D, DCH_DAY, DCH_Day, DCH_day, DCH_DD, DCH_DDD, DCH_DY, DCH_Dy, DCH_dy, DCH_FF1, DCH_FF2, DCH_FF3, DCH_FF4, DCH_FF5, DCH_FF6, DCH_HH, DCH_HH12, DCH_HH24, DCH_I, DCH_ID, DCH_IDDD, DCH_IW, DCH_IY, DCH_IYY, DCH_IYYY, DCH_J, DCH_MAX_ITEM_SIZ, DCH_MI, DCH_MM, DCH_MON, DCH_Mon, DCH_mon, DCH_MONTH, DCH_Month, DCH_month, DCH_MS, DCH_OF, DCH_P_M, DCH_p_m, DCH_PM, DCH_pm, DCH_Q, DCH_RM, DCH_rm, DCH_SS, DCH_SSSS, DCH_to_char_fsec, DCH_TZ, DCH_tz, DCH_TZH, DCH_TZM, DCH_US, DCH_W, DCH_WW, DCH_Y, DCH_Y_YYY, DCH_YY, DCH_YYY, DCH_YYYY, ereport, errcode(), errmsg(), ERROR, TmToChar::fsec, HOURS_PER_DAY, i, KeyWord::id, INVALID_FOR_INTERVAL, FormatNode::key, KeyWord::len, localized_abbrev_days, localized_abbrev_months, localized_full_days, localized_full_months, months, months_full, MONTHS_PER_YEAR, NODE_TYPE_ACTION, NODE_TYPE_END, P_M_STR, p_m_STR, pfree(), PM_STR, pm_STR, rm_months_lower, rm_months_upper, S_FM, S_TH_TYPE, S_THth, S_TM, SECS_PER_HOUR, SECS_PER_MINUTE, sprintf, generate_unaccent_rules::str, str_initcap_z(), str_numth(), str_tolower_z(), str_toupper_z(), FormatNode::suffix, TmToChar::tm, pg_tm::tm_gmtoff, pg_tm::tm_hour, pg_tm::tm_mday, pg_tm::tm_min, pg_tm::tm_mon, pg_tm::tm_sec, TM_SUFFIX_LEN, pg_tm::tm_wday, pg_tm::tm_yday, pg_tm::tm_year, tmtcTzn, and FormatNode::type.

Referenced by datetime_to_char_body().

2655 {
2656  FormatNode *n;
2657  char *s;
2658  struct pg_tm *tm = &in->tm;
2659  int i;
2660 
2661  /* cache localized days and months */
2662  cache_locale_time();
2663 
2664  s = out;
2665  for (n = node; n->type != NODE_TYPE_END; n++)
2666  {
2667  if (n->type != NODE_TYPE_ACTION)
2668  {
2669  strcpy(s, n->character);
2670  s += strlen(s);
2671  continue;
2672  }
2673 
2674  switch (n->key->id)
2675  {
2676  case DCH_A_M:
2677  case DCH_P_M:
2678  strcpy(s, (tm->tm_hour % HOURS_PER_DAY >= HOURS_PER_DAY / 2)
2679  ? P_M_STR : A_M_STR);
2680  s += strlen(s);
2681  break;
2682  case DCH_AM:
2683  case DCH_PM:
2684  strcpy(s, (tm->tm_hour % HOURS_PER_DAY >= HOURS_PER_DAY / 2)
2685  ? PM_STR : AM_STR);
2686  s += strlen(s);
2687  break;
2688  case DCH_a_m:
2689  case DCH_p_m:
2690  strcpy(s, (tm->tm_hour % HOURS_PER_DAY >= HOURS_PER_DAY / 2)
2691  ? p_m_STR : a_m_STR);
2692  s += strlen(s);
2693  break;
2694  case DCH_am:
2695  case DCH_pm:
2696  strcpy(s, (tm->tm_hour % HOURS_PER_DAY >= HOURS_PER_DAY / 2)
2697  ? pm_STR : am_STR);
2698  s += strlen(s);
2699  break;
2700  case DCH_HH:
2701  case DCH_HH12:
2702 
2703  /*
2704  * display time as shown on a 12-hour clock, even for
2705  * intervals
2706  */
2707  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (tm->tm_hour >= 0) ? 2 : 3,
2708  tm->tm_hour % (HOURS_PER_DAY / 2) == 0 ? HOURS_PER_DAY / 2 :
2709  tm->tm_hour % (HOURS_PER_DAY / 2));
2710  if (S_THth(n->suffix))
2711  str_numth(s, s, S_TH_TYPE(n->suffix));
2712  s += strlen(s);
2713  break;
2714  case DCH_HH24:
2715  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (tm->tm_hour >= 0) ? 2 : 3,
2716  tm->tm_hour);
2717  if (S_THth(n->suffix))
2718  str_numth(s, s, S_TH_TYPE(n->suffix));
2719  s += strlen(s);
2720  break;
2721  case DCH_MI:
2722  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (tm->tm_min >= 0) ? 2 : 3,
2723  tm->tm_min);
2724  if (S_THth(n->suffix))
2725  str_numth(s, s, S_TH_TYPE(n->suffix));
2726  s += strlen(s);
2727  break;
2728  case DCH_SS:
2729  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (tm->tm_sec >= 0) ? 2 : 3,
2730  tm->tm_sec);
2731  if (S_THth(n->suffix))
2732  str_numth(s, s, S_TH_TYPE(n->suffix));
2733  s += strlen(s);
2734  break;
2735 
2736 #define DCH_to_char_fsec(frac_fmt, frac_val) \
2737  sprintf(s, frac_fmt, (int) (frac_val)); \
2738  if (S_THth(n->suffix)) \
2739  str_numth(s, s, S_TH_TYPE(n->suffix)); \
2740  s += strlen(s)
2741 
2742  case DCH_FF1: /* tenth of second */
2743  DCH_to_char_fsec("%01d", in->fsec / 100000);
2744  break;
2745  case DCH_FF2: /* hundredth of second */
2746  DCH_to_char_fsec("%02d", in->fsec / 10000);
2747  break;
2748  case DCH_FF3:
2749  case DCH_MS: /* millisecond */
2750  DCH_to_char_fsec("%03d", in->fsec / 1000);
2751  break;
2752  case DCH_FF4: /* tenth of a millisecond */
2753  DCH_to_char_fsec("%04d", in->fsec / 100);
2754  break;
2755  case DCH_FF5: /* hundredth of a millisecond */
2756  DCH_to_char_fsec("%05d", in->fsec / 10);
2757  break;
2758  case DCH_FF6:
2759  case DCH_US: /* microsecond */
2760  DCH_to_char_fsec("%06d", in->fsec);
2761  break;
2762 #undef DCH_to_char_fsec
2763  case DCH_SSSS:
2764  sprintf(s, "%d", tm->tm_hour * SECS_PER_HOUR +
2765  tm->tm_min * SECS_PER_MINUTE +
2766  tm->tm_sec);
2767  if (S_THth(n->suffix))
2768  str_numth(s, s, S_TH_TYPE(n->suffix));
2769  s += strlen(s);
2770  break;
2771  case DCH_tz:
2772  INVALID_FOR_INTERVAL;
2773  if (tmtcTzn(in))
2774  {
2775  /* We assume here that timezone names aren't localized */
2776  char *p = asc_tolower_z(tmtcTzn(in));
2777 
2778  strcpy(s, p);
2779  pfree(p);
2780  s += strlen(s);
2781  }
2782  break;
2783  case DCH_TZ:
2784  INVALID_FOR_INTERVAL;
2785  if (tmtcTzn(in))
2786  {
2787  strcpy(s, tmtcTzn(in));
2788  s += strlen(s);
2789  }
2790  break;
2791  case DCH_TZH:
2792  INVALID_FOR_INTERVAL;
2793  sprintf(s, "%c%02d",
2794  (tm->tm_gmtoff >= 0) ? '+' : '-',
2795  abs((int) tm->tm_gmtoff) / SECS_PER_HOUR);
2796  s += strlen(s);
2797  break;
2798  case DCH_TZM:
2799  INVALID_FOR_INTERVAL;
2800  sprintf(s, "%02d",
2801  (abs((int) tm->tm_gmtoff) % SECS_PER_HOUR) / SECS_PER_MINUTE);
2802  s += strlen(s);
2803  break;
2804  case DCH_OF:
2805  INVALID_FOR_INTERVAL;
2806  sprintf(s, "%c%0*d",
2807  (tm->tm_gmtoff >= 0) ? '+' : '-',
2808  S_FM(n->suffix) ? 0 : 2,
2809  abs((int) tm->tm_gmtoff) / SECS_PER_HOUR);
2810  s += strlen(s);
2811  if (abs((int) tm->tm_gmtoff) % SECS_PER_HOUR != 0)
2812  {
2813  sprintf(s, ":%02d",
2814  (abs((int) tm->tm_gmtoff) % SECS_PER_HOUR) / SECS_PER_MINUTE);
2815  s += strlen(s);
2816  }
2817  break;
2818  case DCH_A_D:
2819  case DCH_B_C:
2820  INVALID_FOR_INTERVAL;
2821  strcpy(s, (tm->tm_year <= 0 ? B_C_STR : A_D_STR));
2822  s += strlen(s);
2823  break;
2824  case DCH_AD:
2825  case DCH_BC:
2826  INVALID_FOR_INTERVAL;
2827  strcpy(s, (tm->tm_year <= 0 ? BC_STR : AD_STR));
2828  s += strlen(s);
2829  break;
2830  case DCH_a_d:
2831  case DCH_b_c:
2832  INVALID_FOR_INTERVAL;
2833  strcpy(s, (tm->tm_year <= 0 ? b_c_STR : a_d_STR));
2834  s += strlen(s);
2835  break;
2836  case DCH_ad:
2837  case DCH_bc:
2838  INVALID_FOR_INTERVAL;
2839  strcpy(s, (tm->tm_year <= 0 ? bc_STR : ad_STR));
2840  s += strlen(s);
2841  break;
2842  case DCH_MONTH:
2843  INVALID_FOR_INTERVAL;
2844  if (!tm->tm_mon)
2845  break;
2846  if (S_TM(n->suffix))
2847  {
2848  char *str = str_toupper_z(localized_full_months[tm->tm_mon - 1], collid);
2849 
2850  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2851  strcpy(s, str);
2852  else
2853  ereport(ERROR,
2854  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2855  errmsg("localized string format value too long")));
2856  }
2857  else
2858  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
2859  asc_toupper_z(months_full[tm->tm_mon - 1]));
2860  s += strlen(s);
2861  break;
2862  case DCH_Month:
2863  INVALID_FOR_INTERVAL;
2864  if (!tm->tm_mon)
2865  break;
2866  if (S_TM(n->suffix))
2867  {
2868  char *str = str_initcap_z(localized_full_months[tm->tm_mon - 1], collid);
2869 
2870  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2871  strcpy(s, str);
2872  else
2873  ereport(ERROR,
2874  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2875  errmsg("localized string format value too long")));
2876  }
2877  else
2878  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
2879  months_full[tm->tm_mon - 1]);
2880  s += strlen(s);
2881  break;
2882  case DCH_month:
2883  INVALID_FOR_INTERVAL;
2884  if (!tm->tm_mon)
2885  break;
2886  if (S_TM(n->suffix))
2887  {
2888  char *str = str_tolower_z(localized_full_months[tm->tm_mon - 1], collid);
2889 
2890  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2891  strcpy(s, str);
2892  else
2893  ereport(ERROR,
2894  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2895  errmsg("localized string format value too long")));
2896  }
2897  else
2898  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
2899  asc_tolower_z(months_full[tm->tm_mon - 1]));
2900  s += strlen(s);
2901  break;
2902  case DCH_MON:
2903  INVALID_FOR_INTERVAL;
2904  if (!tm->tm_mon)
2905  break;
2906  if (S_TM(n->suffix))
2907  {
2908  char *str = str_toupper_z(localized_abbrev_months[tm->tm_mon - 1], collid);
2909 
2910  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2911  strcpy(s, str);
2912  else
2913  ereport(ERROR,
2914  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2915  errmsg("localized string format value too long")));
2916  }
2917  else
2918  strcpy(s, asc_toupper_z(months[tm->tm_mon - 1]));
2919  s += strlen(s);
2920  break;
2921  case DCH_Mon:
2922  INVALID_FOR_INTERVAL;
2923  if (!tm->tm_mon)
2924  break;
2925  if (S_TM(n->suffix))
2926  {
2927  char *str = str_initcap_z(localized_abbrev_months[tm->tm_mon - 1], collid);
2928 
2929  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2930  strcpy(s, str);
2931  else
2932  ereport(ERROR,
2933  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2934  errmsg("localized string format value too long")));
2935  }
2936  else
2937  strcpy(s, months[tm->tm_mon - 1]);
2938  s += strlen(s);
2939  break;
2940  case DCH_mon:
2941  INVALID_FOR_INTERVAL;
2942  if (!tm->tm_mon)
2943  break;
2944  if (S_TM(n->suffix))
2945  {
2946  char *str = str_tolower_z(localized_abbrev_months[tm->tm_mon - 1], collid);
2947 
2948  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2949  strcpy(s, str);
2950  else
2951  ereport(ERROR,
2952  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2953  errmsg("localized string format value too long")));
2954  }
2955  else
2956  strcpy(s, asc_tolower_z(months[tm->tm_mon - 1]));
2957  s += strlen(s);
2958  break;
2959  case DCH_MM:
2960  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (tm->tm_mon >= 0) ? 2 : 3,
2961  tm->tm_mon);
2962  if (S_THth(n->suffix))
2963  str_numth(s, s, S_TH_TYPE(n->suffix));
2964  s += strlen(s);
2965  break;
2966  case DCH_DAY:
2967  INVALID_FOR_INTERVAL;
2968  if (S_TM(n->suffix))
2969  {
2970  char *str = str_toupper_z(localized_full_days[tm->tm_wday], collid);
2971 
2972  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2973  strcpy(s, str);
2974  else
2975  ereport(ERROR,
2976  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2977  errmsg("localized string format value too long")));
2978  }
2979  else
2980  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
2981  asc_toupper_z(days[tm->tm_wday]));
2982  s += strlen(s);
2983  break;
2984  case DCH_Day:
2985  INVALID_FOR_INTERVAL;
2986  if (S_TM(n->suffix))
2987  {
2988  char *str = str_initcap_z(localized_full_days[tm->tm_wday], collid);
2989 
2990  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
2991  strcpy(s, str);
2992  else
2993  ereport(ERROR,
2994  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2995  errmsg("localized string format value too long")));
2996  }
2997  else
2998  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
2999  days[tm->tm_wday]);
3000  s += strlen(s);
3001  break;
3002  case DCH_day:
3003  INVALID_FOR_INTERVAL;
3004  if (S_TM(n->suffix))
3005  {
3006  char *str = str_tolower_z(localized_full_days[tm->tm_wday], collid);
3007 
3008  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
3009  strcpy(s, str);
3010  else
3011  ereport(ERROR,
3012  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
3013  errmsg("localized string format value too long")));
3014  }
3015  else
3016  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -9,
3017  asc_tolower_z(days[tm->tm_wday]));
3018  s += strlen(s);
3019  break;
3020  case DCH_DY:
3021  INVALID_FOR_INTERVAL;
3022  if (S_TM(n->suffix))
3023  {
3024  char *str = str_toupper_z(localized_abbrev_days[tm->tm_wday], collid);
3025 
3026  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
3027  strcpy(s, str);
3028  else
3029  ereport(ERROR,
3030  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
3031  errmsg("localized string format value too long")));
3032  }
3033  else
3034  strcpy(s, asc_toupper_z(days_short[tm->tm_wday]));
3035  s += strlen(s);
3036  break;
3037  case DCH_Dy:
3038  INVALID_FOR_INTERVAL;
3039  if (S_TM(n->suffix))
3040  {
3041  char *str = str_initcap_z(localized_abbrev_days[tm->tm_wday], collid);
3042 
3043  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
3044  strcpy(s, str);
3045  else
3046  ereport(ERROR,
3047  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
3048  errmsg("localized string format value too long")));
3049  }
3050  else
3051  strcpy(s, days_short[tm->tm_wday]);
3052  s += strlen(s);
3053  break;
3054  case DCH_dy:
3055  INVALID_FOR_INTERVAL;
3056  if (S_TM(n->suffix))
3057  {
3058  char *str = str_tolower_z(localized_abbrev_days[tm->tm_wday], collid);
3059 
3060  if (strlen(str) <= (n->key->len + TM_SUFFIX_LEN) * DCH_MAX_ITEM_SIZ)
3061  strcpy(s, str);
3062  else
3063  ereport(ERROR,
3064  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
3065  errmsg("localized string format value too long")));
3066  }
3067  else
3068  strcpy(s, asc_tolower_z(days_short[tm->tm_wday]));
3069  s += strlen(s);
3070  break;
3071  case DCH_DDD:
3072  case DCH_IDDD:
3073  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : 3,
3074  (n->key->id == DCH_DDD) ?
3075  tm->tm_yday :
3076  date2isoyearday(tm->tm_year, tm->tm_mon, tm->tm_mday));
3077  if (S_THth(n->suffix))
3078  str_numth(s, s, S_TH_TYPE(n->suffix));
3079  s += strlen(s);
3080  break;
3081  case DCH_DD:
3082  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : 2, tm->tm_mday);
3083  if (S_THth(n->suffix))
3084  str_numth(s, s, S_TH_TYPE(n->suffix));
3085  s += strlen(s);
3086  break;
3087  case DCH_D:
3088  INVALID_FOR_INTERVAL;
3089  sprintf(s, "%d", tm->tm_wday + 1);
3090  if (S_THth(n->suffix))
3091  str_numth(s, s, S_TH_TYPE(n->suffix));
3092  s += strlen(s);
3093  break;
3094  case DCH_ID:
3095  INVALID_FOR_INTERVAL;
3096  sprintf(s, "%d", (tm->tm_wday == 0) ? 7 : tm->tm_wday);
3097  if (S_THth(n->suffix))
3098  str_numth(s, s, S_TH_TYPE(n->suffix));
3099  s += strlen(s);
3100  break;
3101  case DCH_WW:
3102  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : 2,
3103  (tm->tm_yday - 1) / 7 + 1);
3104  if (S_THth(n->suffix))
3105  str_numth(s, s, S_TH_TYPE(n->suffix));
3106  s += strlen(s);
3107  break;
3108  case DCH_IW:
3109  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : 2,
3110  date2isoweek(tm->tm_year, tm->tm_mon, tm->tm_mday));
3111  if (S_THth(n->suffix))
3112  str_numth(s, s, S_TH_TYPE(n->suffix));
3113  s += strlen(s);
3114  break;
3115  case DCH_Q:
3116  if (!tm->tm_mon)
3117  break;
3118  sprintf(s, "%d", (tm->tm_mon - 1) / 3 + 1);
3119  if (S_THth(n->suffix))
3120  str_numth(s, s, S_TH_TYPE(n->suffix));
3121  s += strlen(s);
3122  break;
3123  case DCH_CC:
3124  if (is_interval) /* straight calculation */
3125  i = tm->tm_year / 100;
3126  else
3127  {
3128  if (tm->tm_year > 0)
3129  /* Century 20 == 1901 - 2000 */
3130  i = (tm->tm_year - 1) / 100 + 1;
3131  else
3132  /* Century 6BC == 600BC - 501BC */
3133  i = tm->tm_year / 100 - 1;
3134  }
3135  if (i <= 99 && i >= -99)
3136  sprintf(s, "%0*d", S_FM(n->suffix) ? 0 : (i >= 0) ? 2 : 3, i);
3137  else
3138  sprintf(s, "%d", i);
3139  if (S_THth(n->suffix))
3140  str_numth(s, s, S_TH_TYPE(n->suffix));
3141  s += strlen(s);
3142  break;
3143  case DCH_Y_YYY:
3144  i = ADJUST_YEAR(tm->tm_year, is_interval) / 1000;
3145  sprintf(s, "%d,%03d", i,
3146  ADJUST_YEAR(tm->tm_year, is_interval) - (i * 1000));
3147  if (S_THth(n->suffix))
3148  str_numth(s, s, S_TH_TYPE(n->suffix));
3149  s += strlen(s);
3150  break;
3151  case DCH_YYYY:
3152  case DCH_IYYY:
3153  sprintf(s, "%0*d",
3154  S_FM(n->suffix) ? 0 :
3155  (ADJUST_YEAR(tm->tm_year, is_interval) >= 0) ? 4 : 5,
3156  (n->key->id == DCH_YYYY ?
3157  ADJUST_YEAR(tm->tm_year, is_interval) :
3158  ADJUST_YEAR(date2isoyear(tm->tm_year,
3159  tm->tm_mon,
3160  tm->tm_mday),
3161  is_interval)));
3162  if (S_THth(n->suffix))
3163  str_numth(s, s, S_TH_TYPE(n->suffix));
3164  s += strlen(s);
3165  break;
3166  case DCH_YYY:
3167  case DCH_IYY:
3168  sprintf(s, "%0*d",
3169  S_FM(n->suffix) ? 0 :
3170  (ADJUST_YEAR(tm->tm_year, is_interval) >= 0) ? 3 : 4,
3171  (n->key->id == DCH_YYY ?
3172  ADJUST_YEAR(tm->tm_year, is_interval) :
3173  ADJUST_YEAR(date2isoyear(tm->tm_year,
3174  tm->tm_mon,
3175  tm->tm_mday),
3176  is_interval)) % 1000);
3177  if (S_THth(n->suffix))
3178  str_numth(s, s, S_TH_TYPE(n->suffix));
3179  s += strlen(s);
3180  break;
3181  case DCH_YY:
3182  case DCH_IY:
3183  sprintf(s, "%0*d",
3184  S_FM(n->suffix) ? 0 :
3185  (ADJUST_YEAR(tm->tm_year, is_interval) >= 0) ? 2 : 3,
3186  (n->key->id == DCH_YY ?
3187  ADJUST_YEAR(tm->tm_year, is_interval) :
3188  ADJUST_YEAR(date2isoyear(tm->tm_year,
3189  tm->tm_mon,
3190  tm->tm_mday),
3191  is_interval)) % 100);
3192  if (S_THth(n->suffix))
3193  str_numth(s, s, S_TH_TYPE(n->suffix));
3194  s += strlen(s);
3195  break;
3196  case DCH_Y:
3197  case DCH_I:
3198  sprintf(s, "%1d",
3199  (n->key->id == DCH_Y ?
3200  ADJUST_YEAR(tm->tm_year, is_interval) :
3201  ADJUST_YEAR(date2isoyear(tm->tm_year,
3202  tm->tm_mon,
3203  tm->tm_mday),
3204  is_interval)) % 10);
3205  if (S_THth(n->suffix))
3206  str_numth(s, s, S_TH_TYPE(n->suffix));
3207  s += strlen(s);
3208  break;
3209  case DCH_RM:
3210  if (!tm->tm_mon)
3211  break;
3212  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -4,
3213  rm_months_upper[MONTHS_PER_YEAR - tm->tm_mon]);
3214  s += strlen(s);
3215  break;
3216  case DCH_rm:
3217  if (!tm->tm_mon)
3218  break;
3219  sprintf(s, "%*s", S_FM(n->suffix) ? 0 : -4,
3220  rm_months_lower[MONTHS_PER_YEAR - tm->tm_mon]);
3221  s += strlen(s);
3222  break;
3223  case DCH_W:
3224  sprintf(s, "%d", (tm->tm_mday - 1) / 7 + 1);
3225  if (S_THth(n->suffix))
3226  str_numth(s, s, S_TH_TYPE(n->suffix));
3227  s += strlen(s);
3228  break;
3229  case DCH_J:
3230  sprintf(s, "%d", date2j(tm->tm_year, tm->tm_mon, tm->tm_mday));
3231  if (S_THth(n->suffix))
3232  str_numth(s, s, S_TH_TYPE(n->suffix));
3233  s += strlen(s);
3234  break;
3235  }
3236  }
3237 
3238  *s = '\0';
3239 }
a_m_STR
#define a_m_STR
Definition: formatting.c:266
NODE_TYPE_END
#define NODE_TYPE_END
Definition: formatting.c:203
FormatNode::type
uint8 type
Definition: formatting.c:197
FormatNode::key
const KeyWord * key
Definition: formatting.c:200
pg_tm::tm_wday
int tm_wday
Definition: pgtime.h:33
b_c_STR
#define b_c_STR
Definition: formatting.c:244
S_THth
#define S_THth(_s)
Definition: formatting.c:554
pg_tm::tm_hour
int tm_hour
Definition: pgtime.h:29
BC_STR
#define BC_STR
Definition: formatting.c:245
A_M_STR
#define A_M_STR
Definition: formatting.c:265
str_initcap_z
static char * str_initcap_z(const char *buff, Oid collid)
Definition: formatting.c:2124
TmToChar::fsec
fsec_t fsec
Definition: formatting.c:500
asc_tolower_z
static char * asc_tolower_z(const char *buff)
Definition: formatting.c:2130
AD_STR
#define AD_STR
Definition: formatting.c:240
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
TmToChar::tm
struct pg_tm tm
Definition: formatting.c:499
p_m_STR
#define p_m_STR
Definition: formatting.c:271
am_STR
#define am_STR
Definition: formatting.c:268
str_tolower_z
static char * str_tolower_z(const char *buff, Oid collid)
Definition: formatting.c:2112
pg_tm::tm_gmtoff
long int tm_gmtoff
Definition: pgtime.h:36
pg_tm
Definition: pgtime.h:25
str_numth
static char * str_numth(char *dest, char *num, int type)
Definition: formatting.c:1557
rm_months_upper
static const char *const rm_months_upper[]
Definition: formatting.c:294
KeyWord::id
int id
Definition: formatting.c:190
pm_STR
#define pm_STR
Definition: formatting.c:273
tm
static struct pg_tm tm
Definition: localtime.c:102
MONTHS_PER_YEAR
#define MONTHS_PER_YEAR
Definition: timestamp.h:69
sprintf
#define sprintf
Definition: port.h:217
pfree
void pfree(void *pointer)
Definition: mcxt.c:1057
months
const char *const months[]
Definition: datetime.c:65
NODE_TYPE_ACTION
#define NODE_TYPE_ACTION
Definition: formatting.c:204
ERROR
#define ERROR
Definition: elog.h:43
FormatNode::character
char character[MAX_MULTIBYTE_CHAR_LEN+1]
Definition: formatting.c:198
localized_abbrev_months
char * localized_abbrev_months[12+1]
Definition: pg_locale.c:101
date2isoweek
int date2isoweek(int year, int mon, int mday)
Definition: timestamp.c:4332
S_FM
#define S_FM(_s)
Definition: formatting.c:560
date2isoyear
int date2isoyear(int year, int mon, int mday)
Definition: timestamp.c:4387
generate_unaccent_rules.str
str
Definition: generate_unaccent_rules.py:282
pg_tm::tm_mday
int tm_mday
Definition: pgtime.h:30
HOURS_PER_DAY
#define HOURS_PER_DAY
Definition: timestamp.h:78
pg_tm::tm_mon
int tm_mon
Definition: pgtime.h:31
SECS_PER_MINUTE
#define SECS_PER_MINUTE
Definition: timestamp.h:88
days
const char *const days[]
Definition: datetime.c:68
A_D_STR
#define A_D_STR
Definition: formatting.c:238
localized_full_days
char * localized_full_days[7+1]
Definition: pg_locale.c:100
a_d_STR
#define a_d_STR
Definition: formatting.c:239
SECS_PER_HOUR
#define SECS_PER_HOUR
Definition: timestamp.h:87
bc_STR
#define bc_STR
Definition: formatting.c:246
DCH_to_char_fsec
#define DCH_to_char_fsec(frac_fmt, frac_val)
S_TH_TYPE
#define S_TH_TYPE(_s)
Definition: formatting.c:557
months_full
static const char *const months_full[]
Definition: formatting.c:220
KeyWord::len
int len
Definition: formatting.c:189
date2j
int date2j(int y, int m, int d)
Definition: datetime.c:269
ereport
#define ereport(elevel,...)
Definition: elog.h:155
ad_STR
#define ad_STR
Definition: formatting.c:241
localized_full_months
char * localized_full_months[12+1]
Definition: pg_locale.c:102
cache_locale_time
void cache_locale_time(void)
Definition: pg_locale.c:777
P_M_STR
#define P_M_STR
Definition: formatting.c:270
asc_toupper_z
static char * asc_toupper_z(const char *buff)
Definition: formatting.c:2136
ADJUST_YEAR
#define ADJUST_YEAR(year, is_interval)
Definition: formatting.c:236
FormatNode::suffix
uint8 suffix
Definition: formatting.c:199
tmtcTzn
#define tmtcTzn(_X)
Definition: formatting.c:505
pg_tm::tm_year
int tm_year
Definition: pgtime.h:32
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902
str_toupper_z
static char * str_toupper_z(const char *buff, Oid collid)
Definition: formatting.c:2118
INVALID_FOR_INTERVAL
#define INVALID_FOR_INTERVAL
Definition: formatting.c:527
date2isoyearday
int date2isoyearday(int year, int mon, int mday)
Definition: timestamp.c:4444
i
int i
Definition: preproc-comment.c:23
S_TM
#define S_TM(_s)
Definition: formatting.c:562
localized_abbrev_days
char * localized_abbrev_days[7+1]
Definition: pg_locale.c:99
pg_tm::tm_yday
int tm_yday
Definition: pgtime.h:34
PM_STR
#define PM_STR
Definition: formatting.c:272
AM_STR
#define AM_STR
Definition: formatting.c:267
TM_SUFFIX_LEN
#define TM_SUFFIX_LEN
Definition: formatting.c:568
pg_tm::tm_sec
int tm_sec
Definition: pgtime.h:27
DCH_MAX_ITEM_SIZ
#define DCH_MAX_ITEM_SIZ
Definition: formatting.c:156
pg_tm::tm_min
int tm_min
Definition: pgtime.h:28
rm_months_lower
static const char *const rm_months_lower[]
Definition: formatting.c:297
days_short
static const char *const days_short[]
Definition: formatting.c:225
B_C_STR
#define B_C_STR
Definition: formatting.c:243

◆ do_to_timestamp()

static void do_to_timestamp ( text *  date_txt,
text *  fmt,
Oid  collid,
bool  std,
struct pg_tm *  tm,
fsec_t *  fsec,
int *  fprec,
uint32 *  flags,
bool *  have_error 
)
static

Definition at line 4425 of file formatting.c.

References Assert, TmFromChar::bc, TmFromChar::cc, CHECK_ERROR, TmFromChar::clock, CLOCK_12_HOUR, TmFromChar::d, DateTimeParseError(), DAY, DCH_cache_fetch(), DCH_CACHE_SIZE, DCH_datetime_type(), DCH_FLAG, DCH_from_char(), DCH_index, TmFromChar::dd, TmFromChar::ddd, DEBUG_TM, DEBUG_TMFC, DTERR_FIELD_OVERFLOW, DTERR_TZDISP_OVERFLOW, DTK_DATE_M, DTK_M, ereport, errcode(), errhint(), errmsg(), ERROR, TmFromChar::ff, format, DCHCacheEntry::format, FROM_CHAR_DATE_ISOWEEK, TmFromChar::hh, HOURS_PER_DAY, i, isleap, isoweek2date(), isoweek2j(), isoweekdate2date(), TmFromChar::j, j2date(), MAX_TZDISP_HOUR, TmFromChar::mi, MINS_PER_HOUR, TmFromChar::mm, TmFromChar::mode, MONTH, MONTHS_PER_YEAR, TmFromChar::ms, palloc(), parse_format(), pfree(), TmFromChar::pm, psprintf(), RETURN_ERROR, SECS_PER_HOUR, SECS_PER_MINUTE, TmFromChar::ss, TmFromChar::ssss, STD_FLAG, text_to_cstring(), pg_tm::tm_hour, pg_tm::tm_mday, pg_tm::tm_min, pg_tm::tm_mon, pg_tm::tm_sec, pg_tm::tm_year, pg_tm::tm_zone, TmFromChar::tzh, TmFromChar::tzm, TmFromChar::tzsign, TmFromChar::us, USECS_PER_SEC, ValidateDate(), VARSIZE_ANY_EXHDR, TmFromChar::w, TmFromChar::ww, YEAR, TmFromChar::year, TmFromChar::yysz, ZERO_tm, and ZERO_tmfc.

Referenced by parse_datetime(), to_date(), and to_timestamp().

4428 {
4429  FormatNode *format = NULL;
4430  TmFromChar tmfc;
4431  int fmt_len;
4432  char *date_str;
4433  int fmask;
4434  bool incache = false;
4435 
4436  Assert(tm != NULL);
4437  Assert(fsec != NULL);
4438 
4439  date_str = text_to_cstring(date_txt);
4440 
4441  ZERO_tmfc(&tmfc);
4442  ZERO_tm(tm);
4443  *fsec = 0;
4444  if (fprec)
4445  *fprec = 0;
4446  if (flags)
4447  *flags = 0;
4448  fmask = 0; /* bit mask for ValidateDate() */
4449 
4450  fmt_len = VARSIZE_ANY_EXHDR(fmt);
4451 
4452  if (fmt_len)
4453  {
4454  char *fmt_str;
4455 
4456  fmt_str = text_to_cstring(fmt);
4457 
4458  if (fmt_len > DCH_CACHE_SIZE)
4459  {
4460  /*
4461  * Allocate new memory if format picture is bigger than static
4462  * cache and do not use cache (call parser always)
4463  */
4464  format = (FormatNode *) palloc((fmt_len + 1) * sizeof(FormatNode));
4465 
4466  parse_format(format, fmt_str, DCH_keywords, DCH_suff, DCH_index,
4467  DCH_FLAG | (std ? STD_FLAG : 0), NULL);
4468  }
4469  else
4470  {
4471  /*
4472  * Use cache buffers
4473  */
4474  DCHCacheEntry *ent = DCH_cache_fetch(fmt_str, std);
4475 
4476  incache = true;
4477  format = ent->format;
4478  }
4479 
4480 #ifdef DEBUG_TO_FROM_CHAR
4481  /* dump_node(format, fmt_len); */
4482  /* dump_index(DCH_keywords, DCH_index); */
4483 #endif
4484 
4485  DCH_from_char(format, date_str, &tmfc, collid, std, have_error);
4486  CHECK_ERROR;
4487 
4488  pfree(fmt_str);
4489 
4490  if (flags)
4491  *flags = DCH_datetime_type(format, have_error);
4492 
4493  if (!incache)
4494  {
4495  pfree(format);
4496  format = NULL;
4497  }
4498 
4499  CHECK_ERROR;
4500  }
4501 
4502  DEBUG_TMFC(&tmfc);
4503 
4504  /*
4505  * Convert to_date/to_timestamp input fields to standard 'tm'
4506  */
4507  if (tmfc.ssss)
4508  {
4509  int x = tmfc.ssss;
4510 
4511  tm->tm_hour = x / SECS_PER_HOUR;
4512  x %= SECS_PER_HOUR;
4513  tm->tm_min = x / SECS_PER_MINUTE;
4514  x %= SECS_PER_MINUTE;
4515  tm->tm_sec = x;
4516  }
4517 
4518  if (tmfc.ss)
4519  tm->tm_sec = tmfc.ss;
4520  if (tmfc.mi)
4521  tm->tm_min = tmfc.mi;
4522  if (tmfc.hh)
4523  tm->tm_hour = tmfc.hh;
4524 
4525  if (tmfc.clock == CLOCK_12_HOUR)
4526  {
4527  if (tm->tm_hour < 1 || tm->tm_hour > HOURS_PER_DAY / 2)
4528  {
4529  RETURN_ERROR(ereport(ERROR,
4530  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
4531  errmsg("hour \"%d\" is invalid for the 12-hour clock",
4532  tm->tm_hour),
4533  errhint("Use the 24-hour clock, or give an hour between 1 and 12."))));
4534  }
4535 
4536  if (tmfc.pm && tm->tm_hour < HOURS_PER_DAY / 2)
4537  tm->tm_hour += HOURS_PER_DAY / 2;
4538  else if (!tmfc.pm && tm->tm_hour == HOURS_PER_DAY / 2)
4539  tm->tm_hour = 0;
4540  }
4541 
4542  if (tmfc.year)
4543  {
4544  /*
4545  * If CC and YY (or Y) are provided, use YY as 2 low-order digits for
4546  * the year in the given century. Keep in mind that the 21st century
4547  * AD runs from 2001-2100, not 2000-2099; 6th century BC runs from
4548  * 600BC to 501BC.
4549  */
4550  if (tmfc.cc && tmfc.yysz <= 2)
4551  {
4552  if (tmfc.bc)
4553  tmfc.cc = -tmfc.cc;
4554  tm->tm_year = tmfc.year % 100;
4555  if (tm->tm_year)
4556  {
4557  if (tmfc.cc >= 0)
4558  tm->tm_year += (tmfc.cc - 1) * 100;
4559  else
4560  tm->tm_year = (tmfc.cc + 1) * 100 - tm->tm_year + 1;
4561  }
4562  else
4563  {
4564  /* find century year for dates ending in "00" */
4565  tm->tm_year = tmfc.cc * 100 + ((tmfc.cc >= 0) ? 0 : 1);
4566  }
4567  }
4568  else
4569  {
4570  /* If a 4-digit year is provided, we use that and ignore CC. */
4571  tm->tm_year = tmfc.year;
4572  if (tmfc.bc)
4573  tm->tm_year = -tm->tm_year;
4574  /* correct for our representation of BC years */
4575  if (tm->tm_year < 0)
4576  tm->tm_year++;
4577  }
4578  fmask |= DTK_M(YEAR);
4579  }
4580  else if (tmfc.cc)
4581  {
4582  /* use first year of century */
4583  if (tmfc.bc)
4584  tmfc.cc = -tmfc.cc;
4585  if (tmfc.cc >= 0)
4586  /* +1 because 21st century started in 2001 */
4587  tm->tm_year = (tmfc.cc - 1) * 100 + 1;
4588  else
4589  /* +1 because year == 599 is 600 BC */
4590  tm->tm_year = tmfc.cc * 100 + 1;
4591  fmask |= DTK_M(YEAR);
4592  }
4593 
4594  if (tmfc.j)
4595  {
4596  j2date(tmfc.j, &tm->tm_year, &tm->tm_mon, &tm->tm_mday);
4597  fmask |= DTK_DATE_M;
4598  }
4599 
4600  if (tmfc.ww)
4601  {
4602  if (tmfc.mode == FROM_CHAR_DATE_ISOWEEK)
4603  {
4604  /*
4605  * If tmfc.d is not set, then the date is left at the beginning of
4606  * the ISO week (Monday).
4607  */
4608  if (tmfc.d)
4609  isoweekdate2date(tmfc.ww, tmfc.d, &tm->tm_year, &tm->tm_mon, &tm->tm_mday);
4610  else
4611  isoweek2date(tmfc.ww, &tm->tm_year, &tm->tm_mon, &tm->tm_mday);
4612  fmask |= DTK_DATE_M;
4613  }
4614  else
4615  tmfc.ddd = (tmfc.ww - 1) * 7 + 1;
4616  }
4617 
4618  if (tmfc.w)
4619  tmfc.dd = (tmfc.w - 1) * 7 + 1;
4620  if (tmfc.dd)
4621  {
4622  tm->tm_mday = tmfc.dd;
4623  fmask |= DTK_M(DAY);
4624  }
4625  if (tmfc.mm)
4626  {
4627  tm->tm_mon = tmfc.mm;
4628  fmask |= DTK_M(MONTH);
4629  }
4630 
4631  if (tmfc.ddd && (tm->tm_mon <= 1 || tm->tm_mday <= 1))
4632  {
4633  /*
4634  * The month and day field have not been set, so we use the
4635  * day-of-year field to populate them. Depending on the date mode,
4636  * this field may be interpreted as a Gregorian day-of-year, or an ISO
4637  * week date day-of-year.
4638  */
4639 
4640  if (!tm->tm_year && !tmfc.bc)
4641  {
4642  RETURN_ERROR(ereport(ERROR,
4643  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
4644  errmsg("cannot calculate day of year without year information"))));
4645  }
4646 
4647  if (tmfc.mode == FROM_CHAR_DATE_ISOWEEK)
4648  {
4649  int j0; /* zeroth day of the ISO year, in Julian */
4650 
4651  j0 = isoweek2j(tm->tm_year, 1) - 1;
4652 
4653  j2date(j0 + tmfc.ddd, &tm->tm_year, &tm->tm_mon, &tm->tm_mday);
4654  fmask |= DTK_DATE_M;
4655  }
4656  else
4657  {
4658  const int *y;
4659  int i;
4660 
4661  static const int ysum[2][13] = {
4662  {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365},
4663  {0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366}};
4664 
4665  y = ysum[isleap(tm->tm_year)];
4666 
4667  for (i = 1; i <= MONTHS_PER_YEAR; i++)
4668  {
4669  if (tmfc.ddd <= y[i])
4670  break;
4671  }
4672  if (tm->tm_mon <= 1)
4673  tm->tm_mon = i;
4674 
4675  if (tm->tm_mday <= 1)
4676  tm->tm_mday = tmfc.ddd - y[i - 1];
4677 
4678  fmask |= DTK_M(MONTH) | DTK_M(DAY);
4679  }
4680  }
4681 
4682  if (tmfc.ms)
4683  *fsec += tmfc.ms * 1000;
4684  if (tmfc.us)
4685  *fsec += tmfc.us;
4686  if (fprec)
4687  *fprec = tmfc.ff; /* fractional precision, if specified */
4688 
4689  /* Range-check date fields according to bit mask computed above */
4690  if (fmask != 0)
4691  {
4692  /* We already dealt with AD/BC, so pass isjulian = true */
4693  int dterr = ValidateDate(fmask, true, false, false, tm);
4694 
4695  if (dterr != 0)
4696  {
4697  /*
4698  * Force the error to be DTERR_FIELD_OVERFLOW even if ValidateDate
4699  * said DTERR_MD_FIELD_OVERFLOW, because we don't want to print an
4700  * irrelevant hint about datestyle.
4701  */
4702  RETURN_ERROR(DateTimeParseError(DTERR_FIELD_OVERFLOW, date_str, "timestamp"));
4703  }
4704  }
4705 
4706  /* Range-check time fields too */
4707  if (tm->tm_hour < 0 || tm->tm_hour >= HOURS_PER_DAY ||
4708  tm->tm_min < 0 || tm->tm_min >= MINS_PER_HOUR ||
4709  tm->tm_sec < 0 || tm->tm_sec >= SECS_PER_MINUTE ||
4710  *fsec < INT64CONST(0) || *fsec >= USECS_PER_SEC)
4711  {
4712  RETURN_ERROR(DateTimeParseError(DTERR_FIELD_OVERFLOW, date_str, "timestamp"));
4713  }
4714 
4715  /* Save parsed time-zone into tm->tm_zone if it was specified */
4716  if (tmfc.tzsign)
4717  {
4718  char *tz;
4719 
4720  if (tmfc.tzh < 0 || tmfc.tzh > MAX_TZDISP_HOUR ||
4721  tmfc.tzm < 0 || tmfc.tzm >= MINS_PER_HOUR)
4722  {
4723  RETURN_ERROR(DateTimeParseError(DTERR_TZDISP_OVERFLOW, date_str, "timestamp"));
4724  }
4725 
4726  tz = psprintf("%c%02d:%02d",
4727  tmfc.tzsign > 0 ? '+' : '-', tmfc.tzh, tmfc.tzm);
4728 
4729  tm->tm_zone = tz;
4730  }
4731 
4732  DEBUG_TM(tm);
4733 
4734 on_error:
4735 
4736  if (format && !incache)
4737  pfree(format);
4738 
4739  pfree(date_str);
4740 }
DEBUG_TM
#define DEBUG_TM(_X)
Definition: formatting.c:490
DAY
#define DAY
Definition: datetime.h:94
errhint
int errhint(const char *fmt,...)
Definition: elog.c:1149
DateTimeParseError
void DateTimeParseError(int dterr, const char *str, const char *datatype)
Definition: datetime.c:3768
USECS_PER_SEC
#define USECS_PER_SEC
Definition: timestamp.h:94
DCH_datetime_type
static int DCH_datetime_type(FormatNode *node, bool *have_error)
Definition: formatting.c:3767
YEAR
#define YEAR
Definition: datetime.h:93
DCH_from_char
static void DCH_from_char(FormatNode *node, const char *in, TmFromChar *out, Oid collid, bool std, bool *have_error)
Definition: formatting.c:3253
pg_tm::tm_hour
int tm_hour
Definition: pgtime.h:29
psprintf
char * psprintf(const char *fmt,...)
Definition: psprintf.c:46
isleap
#define isleap(y)
Definition: datetime.h:271
DCH_suff
static const KeySuffix DCH_suff[]
Definition: formatting.c:570
DCH_index
static const int DCH_index[KeyWord_INDEX_SIZE]
Definition: formatting.c:944
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
isoweekdate2date
void isoweekdate2date(int isoweek, int wday, int *year, int *mon, int *mday)
Definition: timestamp.c:4314
TmFromChar::mode
FromCharDateMode mode
Definition: formatting.c:444
CHECK_ERROR
#define CHECK_ERROR
Definition: formatting.c:131
DTK_DATE_M
#define DTK_DATE_M
Definition: datetime.h:192
MINS_PER_HOUR
#define MINS_PER_HOUR
Definition: timestamp.h:89
MAX_TZDISP_HOUR
#define MAX_TZDISP_HOUR
Definition: timestamp.h:103
MONTHS_PER_YEAR
#define MONTHS_PER_YEAR
Definition: timestamp.h:69
pfree
void pfree(void *pointer)
Definition: mcxt.c:1057
DCH_CACHE_SIZE
#define DCH_CACHE_SIZE
Definition: formatting.c:402
ERROR
#define ERROR
Definition: elog.h:43
DTERR_FIELD_OVERFLOW
#define DTERR_FIELD_OVERFLOW
Definition: datetime.h:281
pg_tm::tm_mday
int tm_mday
Definition: pgtime.h:30
HOURS_PER_DAY
#define HOURS_PER_DAY
Definition: timestamp.h:78
pg_tm::tm_mon
int tm_mon
Definition: pgtime.h:31
SECS_PER_MINUTE
#define SECS_PER_MINUTE
Definition: timestamp.h:88
DCHCacheEntry::format
FormatNode format[DCH_CACHE_SIZE+1]
Definition: formatting.c:412
parse_format
static void parse_format(FormatNode *node, const char *str, const KeyWord *kw, const KeySuffix *suf, const int *index, uint32 flags, NUMDesc *Num)
Definition: formatting.c:1324
pg_tm::tm_zone
const char * tm_zone
Definition: pgtime.h:37
j2date
void j2date(int jd, int *year, int *month, int *day)
Definition: datetime.c:294
SECS_PER_HOUR
#define SECS_PER_HOUR
Definition: timestamp.h:87
CLOCK_12_HOUR
#define CLOCK_12_HOUR
Definition: formatting.c:213
MONTH
#define MONTH
Definition: datetime.h:92
DTERR_TZDISP_OVERFLOW
#define DTERR_TZDISP_OVERFLOW
Definition: datetime.h:284
isoweek2date
void isoweek2date(int woy, int *year, int *mon, int *mday)
Definition: timestamp.c:4301
ZERO_tmfc
#define ZERO_tmfc(_X)
Definition: formatting.c:470
isoweek2j
int isoweek2j(int year, int week)
Definition: timestamp.c:4281
DCH_FLAG
#define DCH_FLAG
Definition: formatting.c:141
ereport
#define ereport(elevel,...)
Definition: elog.h:155
Assert
#define Assert(condition)
Definition: c.h:800
DEBUG_TMFC
#define DEBUG_TMFC(_X)
Definition: formatting.c:489
text_to_cstring
char * text_to_cstring(const text *t)
Definition: varlena.c:221
pg_tm::tm_year
int tm_year
Definition: pgtime.h:32
VARSIZE_ANY_EXHDR
#define VARSIZE_ANY_EXHDR(PTR)
Definition: postgres.h:341
palloc
void * palloc(Size size)
Definition: mcxt.c:950
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902
DCH_keywords
static const KeyWord DCH_keywords[]
Definition: formatting.c:774
i
int i
Definition: preproc-comment.c:23
STD_FLAG
#define STD_FLAG
Definition: formatting.c:143
DTK_M
#define DTK_M(t)
Definition: datetime.h:188
format
static char format
Definition: pg_basebackup.c:130
pg_tm::tm_sec
int tm_sec
Definition: pgtime.h:27
ZERO_tm
#define ZERO_tm(_X)
Definition: formatting.c:508
pg_tm::tm_min
int tm_min
Definition: pgtime.h:28
DCH_cache_fetch
static DCHCacheEntry * DCH_cache_fetch(const char *str, bool std)
Definition: formatting.c:3952
RETURN_ERROR
#define RETURN_ERROR(throw_error)
Definition: formatting.c:118
ValidateDate
int ValidateDate(int fmask, bool isjulian, bool is2digits, bool bc, struct pg_tm *tm)
Definition: datetime.c:2480

◆ fill_str()

static char * fill_str ( char *  str,
int  c,
int  max 
)
static

Definition at line 4749 of file formatting.c.

References generate_unaccent_rules::str.

Referenced by float4_to_char(), float8_to_char(), int4_to_char(), int8_to_char(), int_to_roman(), and numeric_to_char().

4750 {
4751  memset(str, c, max);
4752  *(str + max) = '\0';
4753  return str;
4754 }
generate_unaccent_rules.str
str
Definition: generate_unaccent_rules.py:282
c
char * c
Definition: preproc-cursor.c:31

◆ float4_to_char()

Datum float4_to_char ( PG_FUNCTION_ARGS  )

Definition at line 6435 of file formatting.c.

References fill_str(), format, int_to_roman(), IS_EEEE, IS_MULTI, IS_ROMAN, NUMDesc::multi, NUM_TOCHAR_finish, NUM_TOCHAR_prepare, palloc(), PG_GETARG_FLOAT4, PG_GETARG_TEXT_PP, PG_RETURN_TEXT_P, NUMDesc::post, NUMDesc::pre, psprintf(), sign, val, and value.

6436 {
6437  float4 value = PG_GETARG_FLOAT4(0);
6438  text *fmt = PG_GETARG_TEXT_PP(1);
6439  NUMDesc Num;
6440  FormatNode *format;
6441  text *result;
6442  bool shouldFree;
6443  int out_pre_spaces = 0,
6444  sign = 0;
6445  char *numstr,
6446  *p;
6447 
6448  NUM_TOCHAR_prepare;
6449 
6450  if (IS_ROMAN(&Num))
6451  numstr = int_to_roman((int) rint(value));
6452  else if (IS_EEEE(&Num))
6453  {
6454  if (isnan(value) || isinf(value))
6455  {
6456  /*
6457  * Allow 6 characters for the leading sign, the decimal point,
6458  * "e", the exponent's sign and two exponent digits.
6459  */
6460  numstr = (char *) palloc(Num.pre + Num.post + 7);
6461  fill_str(numstr, '#', Num.pre + Num.post + 6);
6462  *numstr = ' ';
6463  *(numstr + Num.pre + 1) = '.';
6464  }
6465  else
6466  {
6467  numstr = psprintf("%+.*e", Num.post, value);
6468 
6469  /*
6470  * Swap a leading positive sign for a space.
6471  */
6472  if (*numstr == '+')
6473  *numstr = ' ';
6474  }
6475  }
6476  else
6477  {
6478  float4 val = value;
6479  char *orgnum;
6480  int numstr_pre_len;
6481 
6482  if (IS_MULTI(&Num))
6483  {
6484  float multi = pow((double) 10, (double) Num.multi);
6485 
6486  val = value * multi;
6487  Num.pre += Num.multi;
6488  }
6489 
6490  orgnum = psprintf("%.0f", fabs(val));
6491  numstr_pre_len = strlen(orgnum);
6492 
6493  /* adjust post digits to fit max float digits */
6494  if (numstr_pre_len >= FLT_DIG)
6495  Num.post = 0;
6496  else if (numstr_pre_len + Num.post > FLT_DIG)
6497  Num.post = FLT_DIG - numstr_pre_len;
6498  orgnum = psprintf("%.*f", Num.post, val);
6499 
6500  if (*orgnum == '-')
6501  { /* < 0 */
6502  sign = '-';
6503  numstr = orgnum + 1;
6504  }
6505  else
6506  {
6507  sign = '+';
6508  numstr = orgnum;
6509  }
6510 
6511  if ((p = strchr(numstr, '.')))
6512  numstr_pre_len = p - numstr;
6513  else
6514  numstr_pre_len = strlen(numstr);
6515 
6516  /* needs padding? */
6517  if (numstr_pre_len < Num.pre)
6518  out_pre_spaces = Num.pre - numstr_pre_len;
6519  /* overflowed prefix digit format? */
6520  else if (numstr_pre_len > Num.pre)
6521  {
6522  numstr = (char *) palloc(Num.pre + Num.post + 2);
6523  fill_str(numstr, '#', Num.pre + Num.post + 1);
6524  *(numstr + Num.pre) = '.';
6525  }
6526  }
6527 
6528  NUM_TOCHAR_finish;
6529  PG_RETURN_TEXT_P(result);
6530 }
psprintf
char * psprintf(const char *fmt,...)
Definition: psprintf.c:46
IS_EEEE
#define IS_EEEE(_f)
Definition: formatting.c:377
NUM_TOCHAR_finish
#define NUM_TOCHAR_finish
Definition: formatting.c:6028
IS_ROMAN
#define IS_ROMAN(_f)
Definition: formatting.c:375
PG_GETARG_TEXT_PP
#define PG_GETARG_TEXT_PP(n)
Definition: fmgr.h:309
NUM_TOCHAR_prepare
#define NUM_TOCHAR_prepare
Definition: formatting.c:6015
IS_MULTI
#define IS_MULTI(_f)
Definition: formatting.c:376
sign
char sign
Definition: informix.c:668
fill_str
static char * fill_str(char *str, int c, int max)
Definition: formatting.c:4749
int_to_roman
static char * int_to_roman(int number)
Definition: formatting.c:4949
NUMDesc::pre
int pre
Definition: formatting.c:328
PG_GETARG_FLOAT4
#define PG_GETARG_FLOAT4(n)
Definition: fmgr.h:281
float4
float float4
Definition: c.h:552
value
static struct @143 value
PG_RETURN_TEXT_P
#define PG_RETURN_TEXT_P(x)
Definition: fmgr.h:372
NUMDesc::post
int post
Definition: formatting.c:328
palloc
void * palloc(Size size)
Definition: mcxt.c:950
NUMDesc::multi
int multi
Definition: formatting.c:328
varlena
Definition: c.h:617
format
static char format
Definition: pg_basebackup.c:130
val
long val
Definition: informix.c:664

◆ float8_to_char()

Datum float8_to_char ( PG_FUNCTION_ARGS  )

Definition at line 6537 of file formatting.c.

References fill_str(), format, int_to_roman(), IS_EEEE, IS_MULTI, IS_ROMAN, NUMDesc::multi, NUM_TOCHAR_finish, NUM_TOCHAR_prepare, palloc(), PG_GETARG_FLOAT8, PG_GETARG_TEXT_PP, PG_RETURN_TEXT_P, NUMDesc::post, NUMDesc::pre, psprintf(), sign, val, and value.

6538 {
6539  float8 value = PG_GETARG_FLOAT8(0);
6540  text *fmt = PG_GETARG_TEXT_PP(1);
6541  NUMDesc Num;
6542  FormatNode *format;
6543  text *result;
6544  bool shouldFree;
6545  int out_pre_spaces = 0,
6546  sign = 0;
6547  char *numstr,
6548  *p;
6549 
6550  NUM_TOCHAR_prepare;
6551 
6552  if (IS_ROMAN(&Num))
6553  numstr = int_to_roman((int) rint(value));
6554  else if (IS_EEEE(&Num))
6555  {
6556  if (isnan(value) || isinf(value))
6557  {
6558  /*
6559  * Allow 6 characters for the leading sign, the decimal point,
6560  * "e", the exponent's sign and two exponent digits.
6561  */
6562  numstr = (char *) palloc(Num.pre + Num.post + 7);
6563  fill_str(numstr, '#', Num.pre + Num.post + 6);
6564  *numstr = ' ';
6565  *(numstr + Num.pre + 1) = '.';
6566  }
6567  else
6568  {
6569  numstr = psprintf("%+.*e", Num.post, value);
6570 
6571  /*
6572  * Swap a leading positive sign for a space.
6573  */
6574  if (*numstr == '+')
6575  *numstr = ' ';
6576  }
6577  }
6578  else
6579  {
6580  float8 val = value;
6581  char *orgnum;
6582  int numstr_pre_len;
6583 
6584  if (IS_MULTI(&Num))
6585  {
6586  double multi = pow((double) 10, (double) Num.multi);
6587 
6588  val = value * multi;
6589  Num.pre += Num.multi;
6590  }
6591 
6592  orgnum = psprintf("%.0f", fabs(val));
6593  numstr_pre_len = strlen(orgnum);
6594 
6595  /* adjust post digits to fit max double digits */
6596  if (numstr_pre_len >= DBL_DIG)
6597  Num.post = 0;
6598  else if (numstr_pre_len + Num.post > DBL_DIG)
6599  Num.post = DBL_DIG - numstr_pre_len;
6600  orgnum = psprintf("%.*f", Num.post, val);
6601 
6602  if (*orgnum == '-')
6603  { /* < 0 */
6604  sign = '-';
6605  numstr = orgnum + 1;
6606  }
6607  else
6608  {
6609  sign = '+';
6610  numstr = orgnum;
6611  }
6612 
6613  if ((p = strchr(numstr, '.')))
6614  numstr_pre_len = p - numstr;
6615  else
6616  numstr_pre_len = strlen(numstr);
6617 
6618  /* needs padding? */
6619  if (numstr_pre_len < Num.pre)
6620  out_pre_spaces = Num.pre - numstr_pre_len;
6621  /* overflowed prefix digit format? */
6622  else if (numstr_pre_len > Num.pre)
6623  {
6624  numstr = (char *) palloc(Num.pre + Num.post + 2);
6625  fill_str(numstr, '#', Num.pre + Num.post + 1);
6626  *(numstr + Num.pre) = '.';
6627  }
6628  }
6629 
6630  NUM_TOCHAR_finish;
6631  PG_RETURN_TEXT_P(result);
6632 }
PG_GETARG_FLOAT8
#define PG_GETARG_FLOAT8(n)
Definition: fmgr.h:282
psprintf
char * psprintf(const char *fmt,...)
Definition: psprintf.c:46
IS_EEEE
#define IS_EEEE(_f)
Definition: formatting.c:377
NUM_TOCHAR_finish
#define NUM_TOCHAR_finish
Definition: formatting.c:6028
IS_ROMAN
#define IS_ROMAN(_f)
Definition: formatting.c:375
PG_GETARG_TEXT_PP
#define PG_GETARG_TEXT_PP(n)
Definition: fmgr.h:309
NUM_TOCHAR_prepare
#define NUM_TOCHAR_prepare
Definition: formatting.c:6015
float8
double float8
Definition: c.h:553
IS_MULTI
#define IS_MULTI(_f)
Definition: formatting.c:376
sign
char sign
Definition: informix.c:668
fill_str
static char * fill_str(char *str, int c, int max)
Definition: formatting.c:4749
int_to_roman
static char * int_to_roman(int number)
Definition: formatting.c:4949
NUMDesc::pre
int pre
Definition: formatting.c:328
value
static struct @143 value
PG_RETURN_TEXT_P
#define PG_RETURN_TEXT_P(x)
Definition: fmgr.h:372
NUMDesc::post
int post
Definition: formatting.c:328
palloc
void * palloc(Size size)
Definition: mcxt.c:950
NUMDesc::multi
int multi
Definition: formatting.c:328
varlena
Definition: c.h:617
format
static char format
Definition: pg_basebackup.c:130
val
long val
Definition: informix.c:664

◆ from_char_parse_int()

static int from_char_parse_int ( int *  dest,
const char **  src,
FormatNode *  node,
bool *  have_error 
)
static

Definition at line 2447 of file formatting.c.

References from_char_parse_int_len(), FormatNode::key, and KeyWord::len.

Referenced by DCH_from_char().

2448 {
2449  return from_char_parse_int_len(dest, src, node->key->len, node, have_error);
2450 }
FormatNode::key
const KeyWord * key
Definition: formatting.c:200
generate_unaccent_rules.dest
dest
Definition: generate_unaccent_rules.py:282
KeyWord::len
int len
Definition: formatting.c:189
from_char_parse_int_len
static int from_char_parse_int_len(int *dest, const char **src, const int len, FormatNode *node, bool *have_error)
Definition: formatting.c:2344

◆ from_char_parse_int_len()

static int from_char_parse_int_len ( int *  dest,
const char **  src,
const int  len,
FormatNode *  node,
bool *  have_error 
)
static

Definition at line 2344 of file formatting.c.

References Assert, CHECK_ERROR, DCH_MAX_ITEM_SIZ, ereport, errcode(), errdetail(), errhint(), errmsg(), ERROR, from_char_set_int(), init, is_next_separator(), FormatNode::key, KeyWord::name, RETURN_ERROR, S_FM, strlcpy(), strspace_len(), and FormatNode::suffix.

Referenced by DCH_from_char(), and from_char_parse_int().

2346 {
2347  long result;
2348  char copy[DCH_MAX_ITEM_SIZ + 1];
2349  const char *init = *src;
2350  int used;
2351 
2352  /*
2353  * Skip any whitespace before parsing the integer.
2354  */
2355  *src += strspace_len(*src);
2356 
2357  Assert(len <= DCH_MAX_ITEM_SIZ);
2358  used = (int) strlcpy(copy, *src, len + 1);
2359 
2360  if (S_FM(node->suffix) || is_next_separator(node))
2361  {
2362  /*
2363  * This node is in Fill Mode, or the next node is known to be a
2364  * non-digit value, so we just slurp as many characters as we can get.
2365  */
2366  char *endptr;
2367 
2368  errno = 0;
2369  result = strtol(init, &endptr, 10);
2370  *src = endptr;
2371  }
2372  else
2373  {
2374  /*
2375  * We need to pull exactly the number of characters given in 'len' out
2376  * of the string, and convert those.
2377  */
2378  char *last;
2379 
2380  if (used < len)
2381  RETURN_ERROR(ereport(ERROR,
2382  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
2383  errmsg("source string too short for \"%s\" "
2384  "formatting field",
2385  node->key->name),
2386  errdetail("Field requires %d characters, "
2387  "but only %d remain.",
2388  len, used),
2389  errhint("If your source string is not fixed-width, "
2390  "try using the \"FM\" modifier."))));
2391 
2392  errno = 0;
2393  result = strtol(copy, &last, 10);
2394  used = last - copy;
2395 
2396  if (used > 0 && used < len)
2397  RETURN_ERROR(ereport(ERROR,
2398  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
2399  errmsg("invalid value \"%s\" for \"%s\"",
2400  copy, node->key->name),
2401  errdetail("Field requires %d characters, "
2402  "but only %d could be parsed.",
2403  len, used),
2404  errhint("If your source string is not fixed-width, "
2405  "try using the \"FM\" modifier."))));
2406 
2407  *src += used;
2408  }
2409 
2410  if (*src == init)
2411  RETURN_ERROR(ereport(ERROR,
2412  (errcode(ERRCODE_INVALID_DATETIME_FORMAT),
2413  errmsg("invalid value \"%s\" for \"%s\"",
2414  copy, node->key->name),
2415  errdetail("Value must be an integer."))));
2416 
2417  if (errno == ERANGE || result < INT_MIN || result > INT_MAX)
2418  RETURN_ERROR(ereport(ERROR,
2419  (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
2420  errmsg("value for \"%s\" in source string is out of range",
2421  node->key->name),
2422  errdetail("Value must be in the range %d to %d.",
2423  INT_MIN, INT_MAX))));
2424 
2425  if (dest != NULL)
2426  {
2427  from_char_set_int(dest, (int) result, node, have_error);
2428  CHECK_ERROR;
2429  }
2430 
2431  return *src - init;
2432 
2433 on_error:
2434  return -1;
2435 }
errhint
int errhint(const char *fmt,...)
Definition: elog.c:1149
strspace_len
static int strspace_len(const char *str)
Definition: formatting.c:2255
FormatNode::key
const KeyWord * key
Definition: formatting.c:200
errcode
int errcode(int sqlerrcode)
Definition: elog.c:691
generate_unaccent_rules.dest
dest
Definition: generate_unaccent_rules.py:282
CHECK_ERROR
#define CHECK_ERROR
Definition: formatting.c:131
ERROR
#define ERROR
Definition: elog.h:43
is_next_separator
static bool is_next_separator(FormatNode *n)
Definition: formatting.c:2198
S_FM
#define S_FM(_s)
Definition: formatting.c:560
errdetail
int errdetail(const char *fmt,...)
Definition: elog.c:1035
init
#define init()
KeyWord::name
const char * name
Definition: formatting.c:188
ereport
#define ereport(elevel,...)
Definition: elog.h:155
strlcpy
size_t strlcpy(char *dst, const char *src, size_t siz)
Definition: strlcpy.c:45
Assert
#define Assert(condition)
Definition: c.h:800
FormatNode::suffix
uint8 suffix
Definition: formatting.c:199
errmsg
int errmsg(const char *fmt,...)
Definition: elog.c:902
DCH_MAX_ITEM_SIZ
#define DCH_MAX_ITEM_SIZ
Definition: formatting.c:156
from_char_set_int
static void from_char_set_int(int *dest, const int value, const FormatNode *node, bool *have_error)
Definition: formatting.c:2303
RETURN_ERROR
#define RETURN_ERROR(throw_error)
Definition: formatting.c:118

◆ from_char_seq_search()

static int from_char_seq_search ( int *  dest,
const char **  src,
const char *const *  array,
char **  localized_array,
Oid  collid,
FormatNode *  node,
bool *  have_error 
)
static

Definition at line 2605 of file formatting.c.

References ereport, errcode(), errdetail(), errmsg(), ERROR, FormatNode::key, KeyWord::name, pstrdup(), RETURN_ERROR, scanner_isspace(), seq_search_ascii(), and seq_search_localized().

Referenced by DCH_from_char().

2608 {
2609  int len;
2610 
2611  if (localized_array == NULL)
2612  *dest = seq_search_ascii(*src, array, &len);
2613  else
2614  *dest = seq_search_localized(*src, localized_array, &len, collid);
2615 
2616  if (len <= 0)
2617  {
2618  /*
2619  * In the error report, truncate the string at the next whitespace (if
2620  * any) to avoid including irrelevant data.
2621  */
2622  char *copy = pstrdup(*src);
2623  char *c;
2624 
2625  for (c = copy; *