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ts_locale.h
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1 /*-------------------------------------------------------------------------
2  *
3  * ts_locale.h
4  * locale compatibility layer for tsearch
5  *
6  * Copyright (c) 1998-2017, PostgreSQL Global Development Group
7  *
8  * src/include/tsearch/ts_locale.h
9  *
10  *-------------------------------------------------------------------------
11  */
12 #ifndef __TSLOCALE_H__
13 #define __TSLOCALE_H__
14 
15 #include <ctype.h>
16 #include <limits.h>
17 
18 #include "utils/pg_locale.h"
19 #include "mb/pg_wchar.h"
20 
21 /*
22  * towlower() and friends should be in <wctype.h>, but some pre-C99 systems
23  * declare them in <wchar.h>.
24  */
25 #ifdef HAVE_WCHAR_H
26 #include <wchar.h>
27 #endif
28 #ifdef HAVE_WCTYPE_H
29 #include <wctype.h>
30 #endif
31 
32 /* working state for tsearch_readline (should be a local var in caller) */
33 typedef struct
34 {
35  FILE *fp;
36  const char *filename;
37  int lineno;
38  char *curline;
41 
42 #define TOUCHAR(x) (*((const unsigned char *) (x)))
43 
44 #ifdef USE_WIDE_UPPER_LOWER
45 
46 extern int t_isdigit(const char *ptr);
47 extern int t_isspace(const char *ptr);
48 extern int t_isalpha(const char *ptr);
49 extern int t_isprint(const char *ptr);
50 
51 /* The second argument of t_iseq() must be a plain ASCII character */
52 #define t_iseq(x,c) (TOUCHAR(x) == (unsigned char) (c))
53 
54 #define COPYCHAR(d,s) memcpy(d, s, pg_mblen(s))
55 #else /* not USE_WIDE_UPPER_LOWER */
56 
57 #define t_isdigit(x) isdigit(TOUCHAR(x))
58 #define t_isspace(x) isspace(TOUCHAR(x))
59 #define t_isalpha(x) isalpha(TOUCHAR(x))
60 #define t_isprint(x) isprint(TOUCHAR(x))
61 #define t_iseq(x,c) (TOUCHAR(x) == (unsigned char) (c))
62 
63 #define COPYCHAR(d,s) (*((unsigned char *) (d)) = TOUCHAR(s))
64 #endif /* USE_WIDE_UPPER_LOWER */
65 
66 extern char *lowerstr(const char *str);
67 extern char *lowerstr_with_len(const char *str, int len);
68 
70  const char *filename);
71 extern char *tsearch_readline(tsearch_readline_state *stp);
73 
74 extern char *t_readline(FILE *fp);
75 
76 #endif /* __TSLOCALE_H__ */
#define t_isspace(x)
Definition: ts_locale.h:58
char * tsearch_readline(tsearch_readline_state *stp)
Definition: ts_locale.c:138
char * lowerstr_with_len(const char *str, int len)
Definition: ts_locale.c:244
#define t_isdigit(x)
Definition: ts_locale.h:57
char * lowerstr(const char *str)
Definition: ts_locale.c:231
char * t_readline(FILE *fp)
Definition: ts_locale.c:197
void tsearch_readline_end(tsearch_readline_state *stp)
Definition: ts_locale.c:153
bool tsearch_readline_begin(tsearch_readline_state *stp, const char *filename)
Definition: ts_locale.c:116
ErrorContextCallback cb
Definition: ts_locale.h:39
#define t_isprint(x)
Definition: ts_locale.h:60
const char * filename
Definition: ts_locale.h:36
#define t_isalpha(x)
Definition: ts_locale.h:59
static char * filename
Definition: pg_dumpall.c:89