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command.h File Reference
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Typedefs

typedef enum _backslashResult backslashResult
 

Enumerations

enum  _backslashResult {
  PSQL_CMD_UNKNOWN = 0 , PSQL_CMD_SEND , PSQL_CMD_SKIP_LINE , PSQL_CMD_TERMINATE ,
  PSQL_CMD_NEWEDIT , PSQL_CMD_ERROR
}
 

Functions

backslashResult HandleSlashCmds (PsqlScanState scan_state, ConditionalStack cstack, PQExpBuffer query_buf, PQExpBuffer previous_buf)
 
int process_file (char *filename, bool use_relative_path)
 
bool do_pset (const char *param, const char *value, printQueryOpt *popt, bool quiet)
 
printQueryOptsavePsetInfo (const printQueryOpt *popt)
 
void restorePsetInfo (printQueryOpt *popt, printQueryOpt *save)
 
void connection_warnings (bool in_startup)
 
void SyncVariables (void)
 
void UnsyncVariables (void)
 

Typedef Documentation

◆ backslashResult

Enumeration Type Documentation

◆ _backslashResult

Enumerator
PSQL_CMD_UNKNOWN 
PSQL_CMD_SEND 
PSQL_CMD_SKIP_LINE 
PSQL_CMD_TERMINATE 
PSQL_CMD_NEWEDIT 
PSQL_CMD_ERROR 

Definition at line 15 of file command.h.

16 {
17  PSQL_CMD_UNKNOWN = 0, /* not done parsing yet (internal only) */
18  PSQL_CMD_SEND, /* query complete; send off */
19  PSQL_CMD_SKIP_LINE, /* keep building query */
20  PSQL_CMD_TERMINATE, /* quit program */
21  PSQL_CMD_NEWEDIT, /* query buffer was changed (e.g., via \e) */
22  PSQL_CMD_ERROR /* the execution of the backslash command
23  * resulted in an error */
@ PSQL_CMD_TERMINATE
Definition: command.h:20
@ PSQL_CMD_UNKNOWN
Definition: command.h:17
@ PSQL_CMD_NEWEDIT
Definition: command.h:21
@ PSQL_CMD_ERROR
Definition: command.h:22
@ PSQL_CMD_SEND
Definition: command.h:18
@ PSQL_CMD_SKIP_LINE
Definition: command.h:19
enum _backslashResult backslashResult

Function Documentation

◆ connection_warnings()

void connection_warnings ( bool  in_startup)

Definition at line 3654 of file command.c.

3655 {
3656  if (!pset.quiet && !pset.notty)
3657  {
3658  int client_ver = PG_VERSION_NUM;
3659  char cverbuf[32];
3660  char sverbuf[32];
3661 
3662  if (pset.sversion != client_ver)
3663  {
3664  const char *server_version;
3665 
3666  /* Try to get full text form, might include "devel" etc */
3667  server_version = PQparameterStatus(pset.db, "server_version");
3668  /* Otherwise fall back on pset.sversion */
3669  if (!server_version)
3670  {
3672  sverbuf, sizeof(sverbuf));
3673  server_version = sverbuf;
3674  }
3675 
3676  printf(_("%s (%s, server %s)\n"),
3677  pset.progname, PG_VERSION, server_version);
3678  }
3679  /* For version match, only print psql banner on startup. */
3680  else if (in_startup)
3681  printf("%s (%s)\n", pset.progname, PG_VERSION);
3682 
3683  /*
3684  * Warn if server's major version is newer than ours, or if server
3685  * predates our support cutoff (currently 9.2).
3686  */
3687  if (pset.sversion / 100 > client_ver / 100 ||
3688  pset.sversion < 90200)
3689  printf(_("WARNING: %s major version %s, server major version %s.\n"
3690  " Some psql features might not work.\n"),
3691  pset.progname,
3692  formatPGVersionNumber(client_ver, false,
3693  cverbuf, sizeof(cverbuf)),
3695  sverbuf, sizeof(sverbuf)));
3696 
3697 #ifdef WIN32
3698  if (in_startup)
3699  checkWin32Codepage();
3700 #endif
3701  printSSLInfo();
3702  printGSSInfo();
3703  }
3704 }
static void printSSLInfo(void)
Definition: command.c:3713
static void printGSSInfo(void)
Definition: command.c:3738
#define _(x)
Definition: elog.c:91
const char * PQparameterStatus(const PGconn *conn, const char *paramName)
Definition: fe-connect.c:7138
static int server_version
Definition: pg_dumpall.c:110
#define printf(...)
Definition: port.h:244
PsqlSettings pset
Definition: startup.c:32
char * formatPGVersionNumber(int version_number, bool include_minor, char *buf, size_t buflen)
Definition: string_utils.c:177
PGconn * db
Definition: settings.h:82
const char * progname
Definition: settings.h:112

References _, _psqlSettings::db, formatPGVersionNumber(), _psqlSettings::notty, PQparameterStatus(), printf, printGSSInfo(), printSSLInfo(), _psqlSettings::progname, pset, _psqlSettings::quiet, server_version, and _psqlSettings::sversion.

Referenced by CheckConnection(), do_connect(), and main().

◆ do_pset()

bool do_pset ( const char *  param,
const char *  value,
printQueryOpt popt,
bool  quiet 
)

Definition at line 4270 of file command.c.

4271 {
4272  size_t vallen = 0;
4273 
4274  Assert(param != NULL);
4275 
4276  if (value)
4277  vallen = strlen(value);
4278 
4279  /* set format */
4280  if (strcmp(param, "format") == 0)
4281  {
4282  static const struct fmt
4283  {
4284  const char *name;
4285  enum printFormat number;
4286  } formats[] =
4287  {
4288  /* remember to update error message below when adding more */
4289  {"aligned", PRINT_ALIGNED},
4290  {"asciidoc", PRINT_ASCIIDOC},
4291  {"csv", PRINT_CSV},
4292  {"html", PRINT_HTML},
4293  {"latex", PRINT_LATEX},
4294  {"troff-ms", PRINT_TROFF_MS},
4295  {"unaligned", PRINT_UNALIGNED},
4296  {"wrapped", PRINT_WRAPPED}
4297  };
4298 
4299  if (!value)
4300  ;
4301  else
4302  {
4303  int match_pos = -1;
4304 
4305  for (int i = 0; i < lengthof(formats); i++)
4306  {
4307  if (pg_strncasecmp(formats[i].name, value, vallen) == 0)
4308  {
4309  if (match_pos < 0)
4310  match_pos = i;
4311  else
4312  {
4313  pg_log_error("\\pset: ambiguous abbreviation \"%s\" matches both \"%s\" and \"%s\"",
4314  value,
4315  formats[match_pos].name, formats[i].name);
4316  return false;
4317  }
4318  }
4319  }
4320  if (match_pos >= 0)
4321  popt->topt.format = formats[match_pos].number;
4322  else if (pg_strncasecmp("latex-longtable", value, vallen) == 0)
4323  {
4324  /*
4325  * We must treat latex-longtable specially because latex is a
4326  * prefix of it; if both were in the table above, we'd think
4327  * "latex" is ambiguous.
4328  */
4330  }
4331  else
4332  {
4333  pg_log_error("\\pset: allowed formats are aligned, asciidoc, csv, html, latex, latex-longtable, troff-ms, unaligned, wrapped");
4334  return false;
4335  }
4336  }
4337  }
4338 
4339  /* set table line style */
4340  else if (strcmp(param, "linestyle") == 0)
4341  {
4342  if (!value)
4343  ;
4344  else if (pg_strncasecmp("ascii", value, vallen) == 0)
4345  popt->topt.line_style = &pg_asciiformat;
4346  else if (pg_strncasecmp("old-ascii", value, vallen) == 0)
4348  else if (pg_strncasecmp("unicode", value, vallen) == 0)
4349  popt->topt.line_style = &pg_utf8format;
4350  else
4351  {
4352  pg_log_error("\\pset: allowed line styles are ascii, old-ascii, unicode");
4353  return false;
4354  }
4355  }
4356 
4357  /* set unicode border line style */
4358  else if (strcmp(param, "unicode_border_linestyle") == 0)
4359  {
4360  if (!value)
4361  ;
4362  else if (set_unicode_line_style(value, vallen,
4364  refresh_utf8format(&(popt->topt));
4365  else
4366  {
4367  pg_log_error("\\pset: allowed Unicode border line styles are single, double");
4368  return false;
4369  }
4370  }
4371 
4372  /* set unicode column line style */
4373  else if (strcmp(param, "unicode_column_linestyle") == 0)
4374  {
4375  if (!value)
4376  ;
4377  else if (set_unicode_line_style(value, vallen,
4379  refresh_utf8format(&(popt->topt));
4380  else
4381  {
4382  pg_log_error("\\pset: allowed Unicode column line styles are single, double");
4383  return false;
4384  }
4385  }
4386 
4387  /* set unicode header line style */
4388  else if (strcmp(param, "unicode_header_linestyle") == 0)
4389  {
4390  if (!value)
4391  ;
4392  else if (set_unicode_line_style(value, vallen,
4394  refresh_utf8format(&(popt->topt));
4395  else
4396  {
4397  pg_log_error("\\pset: allowed Unicode header line styles are single, double");
4398  return false;
4399  }
4400  }
4401 
4402  /* set border style/width */
4403  else if (strcmp(param, "border") == 0)
4404  {
4405  if (value)
4406  popt->topt.border = atoi(value);
4407  }
4408 
4409  /* set expanded/vertical mode */
4410  else if (strcmp(param, "x") == 0 ||
4411  strcmp(param, "expanded") == 0 ||
4412  strcmp(param, "vertical") == 0)
4413  {
4414  if (value && pg_strcasecmp(value, "auto") == 0)
4415  popt->topt.expanded = 2;
4416  else if (value)
4417  {
4418  bool on_off;
4419 
4420  if (ParseVariableBool(value, NULL, &on_off))
4421  popt->topt.expanded = on_off ? 1 : 0;
4422  else
4423  {
4424  PsqlVarEnumError(param, value, "on, off, auto");
4425  return false;
4426  }
4427  }
4428  else
4429  popt->topt.expanded = !popt->topt.expanded;
4430  }
4431 
4432  /* header line width in expanded mode */
4433  else if (strcmp(param, "xheader_width") == 0)
4434  {
4435  if (! value)
4436  ;
4437  else if (pg_strcasecmp(value, "full") == 0)
4439  else if (pg_strcasecmp(value, "column") == 0)
4441  else if (pg_strcasecmp(value, "page") == 0)
4443  else
4444  {
4446  popt->topt.expanded_header_exact_width = atoi(value);
4447  if (popt->topt.expanded_header_exact_width == 0)
4448  {
4449  pg_log_error("\\pset: allowed xheader_width values are full (default), column, page, or a number specifying the exact width.");
4450  return false;
4451  }
4452  }
4453  }
4454 
4455  /* field separator for CSV format */
4456  else if (strcmp(param, "csv_fieldsep") == 0)
4457  {
4458  if (value)
4459  {
4460  /* CSV separator has to be a one-byte character */
4461  if (strlen(value) != 1)
4462  {
4463  pg_log_error("\\pset: csv_fieldsep must be a single one-byte character");
4464  return false;
4465  }
4466  if (value[0] == '"' || value[0] == '\n' || value[0] == '\r')
4467  {
4468  pg_log_error("\\pset: csv_fieldsep cannot be a double quote, a newline, or a carriage return");
4469  return false;
4470  }
4471  popt->topt.csvFieldSep[0] = value[0];
4472  }
4473  }
4474 
4475  /* locale-aware numeric output */
4476  else if (strcmp(param, "numericlocale") == 0)
4477  {
4478  if (value)
4479  return ParseVariableBool(value, param, &popt->topt.numericLocale);
4480  else
4481  popt->topt.numericLocale = !popt->topt.numericLocale;
4482  }
4483 
4484  /* null display */
4485  else if (strcmp(param, "null") == 0)
4486  {
4487  if (value)
4488  {
4489  free(popt->nullPrint);
4490  popt->nullPrint = pg_strdup(value);
4491  }
4492  }
4493 
4494  /* field separator for unaligned text */
4495  else if (strcmp(param, "fieldsep") == 0)
4496  {
4497  if (value)
4498  {
4499  free(popt->topt.fieldSep.separator);
4501  popt->topt.fieldSep.separator_zero = false;
4502  }
4503  }
4504 
4505  else if (strcmp(param, "fieldsep_zero") == 0)
4506  {
4507  free(popt->topt.fieldSep.separator);
4508  popt->topt.fieldSep.separator = NULL;
4509  popt->topt.fieldSep.separator_zero = true;
4510  }
4511 
4512  /* record separator for unaligned text */
4513  else if (strcmp(param, "recordsep") == 0)
4514  {
4515  if (value)
4516  {
4517  free(popt->topt.recordSep.separator);
4519  popt->topt.recordSep.separator_zero = false;
4520  }
4521  }
4522 
4523  else if (strcmp(param, "recordsep_zero") == 0)
4524  {
4525  free(popt->topt.recordSep.separator);
4526  popt->topt.recordSep.separator = NULL;
4527  popt->topt.recordSep.separator_zero = true;
4528  }
4529 
4530  /* toggle between full and tuples-only format */
4531  else if (strcmp(param, "t") == 0 || strcmp(param, "tuples_only") == 0)
4532  {
4533  if (value)
4534  return ParseVariableBool(value, param, &popt->topt.tuples_only);
4535  else
4536  popt->topt.tuples_only = !popt->topt.tuples_only;
4537  }
4538 
4539  /* set title override */
4540  else if (strcmp(param, "C") == 0 || strcmp(param, "title") == 0)
4541  {
4542  free(popt->title);
4543  if (!value)
4544  popt->title = NULL;
4545  else
4546  popt->title = pg_strdup(value);
4547  }
4548 
4549  /* set HTML table tag options */
4550  else if (strcmp(param, "T") == 0 || strcmp(param, "tableattr") == 0)
4551  {
4552  free(popt->topt.tableAttr);
4553  if (!value)
4554  popt->topt.tableAttr = NULL;
4555  else
4556  popt->topt.tableAttr = pg_strdup(value);
4557  }
4558 
4559  /* toggle use of pager */
4560  else if (strcmp(param, "pager") == 0)
4561  {
4562  if (value && pg_strcasecmp(value, "always") == 0)
4563  popt->topt.pager = 2;
4564  else if (value)
4565  {
4566  bool on_off;
4567 
4568  if (!ParseVariableBool(value, NULL, &on_off))
4569  {
4570  PsqlVarEnumError(param, value, "on, off, always");
4571  return false;
4572  }
4573  popt->topt.pager = on_off ? 1 : 0;
4574  }
4575  else if (popt->topt.pager == 1)
4576  popt->topt.pager = 0;
4577  else
4578  popt->topt.pager = 1;
4579  }
4580 
4581  /* set minimum lines for pager use */
4582  else if (strcmp(param, "pager_min_lines") == 0)
4583  {
4584  if (value)
4585  popt->topt.pager_min_lines = atoi(value);
4586  }
4587 
4588  /* disable "(x rows)" footer */
4589  else if (strcmp(param, "footer") == 0)
4590  {
4591  if (value)
4592  return ParseVariableBool(value, param, &popt->topt.default_footer);
4593  else
4594  popt->topt.default_footer = !popt->topt.default_footer;
4595  }
4596 
4597  /* set border style/width */
4598  else if (strcmp(param, "columns") == 0)
4599  {
4600  if (value)
4601  popt->topt.columns = atoi(value);
4602  }
4603  else
4604  {
4605  pg_log_error("\\pset: unknown option: %s", param);
4606  return false;
4607  }
4608 
4609  if (!quiet)
4610  printPsetInfo(param, &pset.popt);
4611 
4612  return true;
4613 }
#define lengthof(array)
Definition: c.h:772
static bool set_unicode_line_style(const char *value, size_t vallen, unicode_linestyle *linestyle)
Definition: command.c:4227
static bool printPsetInfo(const char *param, printQueryOpt *popt)
Definition: command.c:4619
const char * name
Definition: encode.c:571
char * pg_strdup(const char *in)
Definition: fe_memutils.c:85
void refresh_utf8format(const printTableOpt *opt)
Definition: print.c:3676
const printTextFormat pg_asciiformat
Definition: print.c:56
const printTextFormat pg_asciiformat_old
Definition: print.c:77
printTextFormat pg_utf8format
Definition: print.c:99
@ PRINT_XHEADER_EXACT_WIDTH
Definition: print.h:75
@ PRINT_XHEADER_PAGE
Definition: print.h:74
@ PRINT_XHEADER_COLUMN
Definition: print.h:73
@ PRINT_XHEADER_FULL
Definition: print.h:72
printFormat
Definition: print.h:29
@ PRINT_LATEX_LONGTABLE
Definition: print.h:36
@ PRINT_CSV
Definition: print.h:33
@ PRINT_UNALIGNED
Definition: print.h:38
@ PRINT_ALIGNED
Definition: print.h:31
@ PRINT_TROFF_MS
Definition: print.h:37
@ PRINT_ASCIIDOC
Definition: print.h:32
@ PRINT_LATEX
Definition: print.h:35
@ PRINT_HTML
Definition: print.h:34
@ PRINT_WRAPPED
Definition: print.h:39
#define free(a)
Definition: header.h:65
static struct @145 value
int i
Definition: isn.c:73
static void const char * fmt
Assert(fmt[strlen(fmt) - 1] !='\n')
#define pg_log_error(...)
Definition: logging.h:106
int pg_strcasecmp(const char *s1, const char *s2)
Definition: pgstrcasecmp.c:36
int pg_strncasecmp(const char *s1, const char *s2, size_t n)
Definition: pgstrcasecmp.c:69
printQueryOpt popt
Definition: settings.h:91
printTableOpt topt
Definition: print.h:180
char * nullPrint
Definition: print.h:181
char * title
Definition: print.h:182
unsigned short int expanded
Definition: print.h:111
unicode_linestyle unicode_border_linestyle
Definition: print.h:136
bool tuples_only
Definition: print.h:121
int columns
Definition: print.h:135
enum printFormat format
Definition: print.h:110
struct separator fieldSep
Definition: print.h:127
int expanded_header_exact_width
Definition: print.h:114
struct separator recordSep
Definition: print.h:128
printXheaderWidthType expanded_header_width_type
Definition: print.h:113
char csvFieldSep[2]
Definition: print.h:129
const printTextFormat * line_style
Definition: print.h:126
bool default_footer
Definition: print.h:124
int pager_min_lines
Definition: print.h:119
unsigned short int pager
Definition: print.h:117
char * tableAttr
Definition: print.h:132
bool numericLocale
Definition: print.h:130
unsigned short int border
Definition: print.h:115
unicode_linestyle unicode_header_linestyle
Definition: print.h:138
unicode_linestyle unicode_column_linestyle
Definition: print.h:137
bool separator_zero
Definition: print.h:105
char * separator
Definition: print.h:104
void PsqlVarEnumError(const char *name, const char *value, const char *suggestions)
Definition: variables.c:416
bool ParseVariableBool(const char *value, const char *name, bool *result)
Definition: variables.c:107

References Assert(), printTableOpt::border, printTableOpt::columns, printTableOpt::csvFieldSep, printTableOpt::default_footer, printTableOpt::expanded, printTableOpt::expanded_header_exact_width, printTableOpt::expanded_header_width_type, printTableOpt::fieldSep, fmt, printTableOpt::format, free, i, lengthof, printTableOpt::line_style, name, printQueryOpt::nullPrint, printTableOpt::numericLocale, printTableOpt::pager, printTableOpt::pager_min_lines, ParseVariableBool(), pg_asciiformat, pg_asciiformat_old, pg_log_error, pg_strcasecmp(), pg_strdup(), pg_strncasecmp(), pg_utf8format, _psqlSettings::popt, PRINT_ALIGNED, PRINT_ASCIIDOC, PRINT_CSV, PRINT_HTML, PRINT_LATEX, PRINT_LATEX_LONGTABLE, PRINT_TROFF_MS, PRINT_UNALIGNED, PRINT_WRAPPED, PRINT_XHEADER_COLUMN, PRINT_XHEADER_EXACT_WIDTH, PRINT_XHEADER_FULL, PRINT_XHEADER_PAGE, printPsetInfo(), pset, PsqlVarEnumError(), printTableOpt::recordSep, refresh_utf8format(), separator::separator, separator::separator_zero, set_unicode_line_style(), printTableOpt::tableAttr, printQueryOpt::title, printQueryOpt::topt, printTableOpt::tuples_only, printTableOpt::unicode_border_linestyle, printTableOpt::unicode_column_linestyle, printTableOpt::unicode_header_linestyle, and value.

Referenced by exec_command_a(), exec_command_C(), exec_command_f(), exec_command_html(), exec_command_pset(), exec_command_t(), exec_command_T(), exec_command_x(), parse_psql_options(), and process_command_g_options().

◆ HandleSlashCmds()

backslashResult HandleSlashCmds ( PsqlScanState  scan_state,
ConditionalStack  cstack,
PQExpBuffer  query_buf,
PQExpBuffer  previous_buf 
)

Definition at line 214 of file command.c.

218 {
219  backslashResult status;
220  char *cmd;
221  char *arg;
222 
223  Assert(scan_state != NULL);
224  Assert(cstack != NULL);
225 
226  /* Parse off the command name */
227  cmd = psql_scan_slash_command(scan_state);
228 
229  /* And try to execute it */
230  status = exec_command(cmd, scan_state, cstack, query_buf, previous_buf);
231 
232  if (status == PSQL_CMD_UNKNOWN)
233  {
234  pg_log_error("invalid command \\%s", cmd);
236  pg_log_error_hint("Try \\? for help.");
237  status = PSQL_CMD_ERROR;
238  }
239 
240  if (status != PSQL_CMD_ERROR)
241  {
242  /*
243  * Eat any remaining arguments after a valid command. We want to
244  * suppress evaluation of backticks in this situation, so transiently
245  * push an inactive conditional-stack entry.
246  */
247  bool active_branch = conditional_active(cstack);
248 
250  while ((arg = psql_scan_slash_option(scan_state,
251  OT_NORMAL, NULL, false)))
252  {
253  if (active_branch)
254  pg_log_warning("\\%s: extra argument \"%s\" ignored", cmd, arg);
255  free(arg);
256  }
257  conditional_stack_pop(cstack);
258  }
259  else
260  {
261  /* silently throw away rest of line after an erroneous command */
262  while ((arg = psql_scan_slash_option(scan_state,
263  OT_WHOLE_LINE, NULL, false)))
264  free(arg);
265  }
266 
267  /* if there is a trailing \\, swallow it */
268  psql_scan_slash_command_end(scan_state);
269 
270  free(cmd);
271 
272  /* some commands write to queryFout, so make sure output is sent */
274 
275  return status;
276 }
static backslashResult exec_command(const char *cmd, PsqlScanState scan_state, ConditionalStack cstack, PQExpBuffer query_buf, PQExpBuffer previous_buf)
Definition: command.c:287
void conditional_stack_push(ConditionalStack cstack, ifState new_state)
Definition: conditional.c:53
bool conditional_stack_pop(ConditionalStack cstack)
Definition: conditional.c:69
bool conditional_active(ConditionalStack cstack)
Definition: conditional.c:140
@ IFSTATE_IGNORED
Definition: conditional.h:37
static void const char fflush(stdout)
#define pg_log_error_hint(...)
Definition: logging.h:112
void * arg
#define pg_log_warning(...)
Definition: pgfnames.c:24
char * psql_scan_slash_command(PsqlScanState state)
void psql_scan_slash_command_end(PsqlScanState state)
@ OT_NORMAL
Definition: psqlscanslash.h:17
@ OT_WHOLE_LINE
Definition: psqlscanslash.h:21
char * psql_scan_slash_option(PsqlScanState state, enum slash_option_type type, char *quote, bool semicolon)
FILE * queryFout
Definition: settings.h:84
bool cur_cmd_interactive
Definition: settings.h:110

References arg, Assert(), conditional_active(), conditional_stack_pop(), conditional_stack_push(), _psqlSettings::cur_cmd_interactive, exec_command(), fflush(), free, IFSTATE_IGNORED, OT_NORMAL, OT_WHOLE_LINE, pg_log_error, pg_log_error_hint, pg_log_warning, pset, PSQL_CMD_ERROR, PSQL_CMD_UNKNOWN, psql_scan_slash_command(), psql_scan_slash_command_end(), psql_scan_slash_option(), and _psqlSettings::queryFout.

Referenced by main(), and MainLoop().

◆ process_file()

int process_file ( char *  filename,
bool  use_relative_path 
)

Definition at line 4117 of file command.c.

4118 {
4119  FILE *fd;
4120  int result;
4121  char *oldfilename;
4122  char relpath[MAXPGPATH];
4123 
4124  if (!filename)
4125  {
4126  fd = stdin;
4127  filename = NULL;
4128  }
4129  else if (strcmp(filename, "-") != 0)
4130  {
4132 
4133  /*
4134  * If we were asked to resolve the pathname relative to the location
4135  * of the currently executing script, and there is one, and this is a
4136  * relative pathname, then prepend all but the last pathname component
4137  * of the current script to this pathname.
4138  */
4139  if (use_relative_path && pset.inputfile &&
4141  {
4142  strlcpy(relpath, pset.inputfile, sizeof(relpath));
4146 
4147  filename = relpath;
4148  }
4149 
4150  fd = fopen(filename, PG_BINARY_R);
4151 
4152  if (!fd)
4153  {
4154  pg_log_error("%s: %m", filename);
4155  return EXIT_FAILURE;
4156  }
4157  }
4158  else
4159  {
4160  fd = stdin;
4161  filename = "<stdin>"; /* for future error messages */
4162  }
4163 
4164  oldfilename = pset.inputfile;
4166 
4168 
4169  result = MainLoop(fd);
4170 
4171  if (fd != stdin)
4172  fclose(fd);
4173 
4174  pset.inputfile = oldfilename;
4175 
4177 
4178  return result;
4179 }
#define PG_BINARY_R
Definition: c.h:1262
void pg_logging_config(int new_flags)
Definition: logging.c:163
#define PG_LOG_FLAG_TERSE
Definition: logging.h:86
int MainLoop(FILE *source)
Definition: mainloop.c:33
#define MAXPGPATH
static char * filename
Definition: pg_dumpall.c:119
void join_path_components(char *ret_path, const char *head, const char *tail)
Definition: path.c:219
#define is_absolute_path(filename)
Definition: port.h:103
void canonicalize_path(char *path)
Definition: path.c:264
void get_parent_directory(char *path)
Definition: path.c:977
bool has_drive_prefix(const char *path)
Definition: path.c:88
size_t strlcpy(char *dst, const char *src, size_t siz)
Definition: strlcpy.c:45
static int fd(const char *x, int i)
Definition: preproc-init.c:105
#define relpath(rlocator, forknum)
Definition: relpath.h:94
#define EXIT_FAILURE
Definition: settings.h:166
char * inputfile
Definition: settings.h:113

References canonicalize_path(), EXIT_FAILURE, fd(), filename, get_parent_directory(), has_drive_prefix(), _psqlSettings::inputfile, is_absolute_path, join_path_components(), MainLoop(), MAXPGPATH, PG_BINARY_R, pg_log_error, PG_LOG_FLAG_TERSE, pg_logging_config(), pset, relpath, and strlcpy().

Referenced by exec_command_include().

◆ restorePsetInfo()

void restorePsetInfo ( printQueryOpt popt,
printQueryOpt save 
)

Definition at line 4855 of file command.c.

4856 {
4857  /* Free all the old data we're about to overwrite the pointers to. */
4858 
4859  /* topt.line_style points to const data that need not be duplicated */
4860  free(popt->topt.fieldSep.separator);
4861  free(popt->topt.recordSep.separator);
4862  free(popt->topt.tableAttr);
4863  free(popt->nullPrint);
4864  free(popt->title);
4865 
4866  /*
4867  * footers and translate_columns are never set in psql's print settings,
4868  * so we needn't write code to duplicate them.
4869  */
4870  Assert(popt->footers == NULL);
4871  Assert(popt->translate_columns == NULL);
4872 
4873  /* Now we may flat-copy all the fields, including pointers. */
4874  memcpy(popt, save, sizeof(printQueryOpt));
4875 
4876  /* Lastly, free "save" ... but its sub-structures now belong to popt. */
4877  free(save);
4878 }
const bool * translate_columns
Definition: print.h:185
char ** footers
Definition: print.h:183

References Assert(), printTableOpt::fieldSep, printQueryOpt::footers, free, printQueryOpt::nullPrint, printTableOpt::recordSep, separator::separator, printTableOpt::tableAttr, printQueryOpt::title, printQueryOpt::topt, and printQueryOpt::translate_columns.

Referenced by process_command_g_options(), and SendQuery().

◆ savePsetInfo()

printQueryOpt* savePsetInfo ( const printQueryOpt popt)

Definition at line 4819 of file command.c.

4820 {
4821  printQueryOpt *save;
4822 
4823  save = (printQueryOpt *) pg_malloc(sizeof(printQueryOpt));
4824 
4825  /* Flat-copy all the scalar fields, then duplicate sub-structures. */
4826  memcpy(save, popt, sizeof(printQueryOpt));
4827 
4828  /* topt.line_style points to const data that need not be duplicated */
4829  if (popt->topt.fieldSep.separator)
4831  if (popt->topt.recordSep.separator)
4833  if (popt->topt.tableAttr)
4834  save->topt.tableAttr = pg_strdup(popt->topt.tableAttr);
4835  if (popt->nullPrint)
4836  save->nullPrint = pg_strdup(popt->nullPrint);
4837  if (popt->title)
4838  save->title = pg_strdup(popt->title);
4839 
4840  /*
4841  * footers and translate_columns are never set in psql's print settings,
4842  * so we needn't write code to duplicate them.
4843  */
4844  Assert(popt->footers == NULL);
4845  Assert(popt->translate_columns == NULL);
4846 
4847  return save;
4848 }
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47

References Assert(), printTableOpt::fieldSep, printQueryOpt::footers, printQueryOpt::nullPrint, pg_malloc(), pg_strdup(), printTableOpt::recordSep, separator::separator, printTableOpt::tableAttr, printQueryOpt::title, printQueryOpt::topt, and printQueryOpt::translate_columns.

Referenced by exec_command_g(), and process_command_g_options().

◆ SyncVariables()

void SyncVariables ( void  )

Definition at line 3779 of file command.c.

3780 {
3781  char vbuf[32];
3782  const char *server_version;
3783 
3784  /* get stuff from connection */
3788 
3789  SetVariable(pset.vars, "DBNAME", PQdb(pset.db));
3790  SetVariable(pset.vars, "USER", PQuser(pset.db));
3791  SetVariable(pset.vars, "HOST", PQhost(pset.db));
3792  SetVariable(pset.vars, "PORT", PQport(pset.db));
3794 
3795  /* this bit should match connection_warnings(): */
3796  /* Try to get full text form of version, might include "devel" etc */
3797  server_version = PQparameterStatus(pset.db, "server_version");
3798  /* Otherwise fall back on pset.sversion */
3799  if (!server_version)
3800  {
3801  formatPGVersionNumber(pset.sversion, true, vbuf, sizeof(vbuf));
3802  server_version = vbuf;
3803  }
3804  SetVariable(pset.vars, "SERVER_VERSION_NAME", server_version);
3805 
3806  snprintf(vbuf, sizeof(vbuf), "%d", pset.sversion);
3807  SetVariable(pset.vars, "SERVER_VERSION_NUM", vbuf);
3808 
3809  /* send stuff to it, too */
3812 }
const char * pg_encoding_to_char(int encoding)
Definition: encnames.c:588
int PQserverVersion(const PGconn *conn)
Definition: fe-connect.c:7163
char * PQhost(const PGconn *conn)
Definition: fe-connect.c:7052
char * PQdb(const PGconn *conn)
Definition: fe-connect.c:7019
int PQclientEncoding(const PGconn *conn)
Definition: fe-connect.c:7250
PGContextVisibility PQsetErrorContextVisibility(PGconn *conn, PGContextVisibility show_context)
Definition: fe-connect.c:7312
char * PQuser(const PGconn *conn)
Definition: fe-connect.c:7027
char * PQport(const PGconn *conn)
Definition: fe-connect.c:7088
PGVerbosity PQsetErrorVerbosity(PGconn *conn, PGVerbosity verbosity)
Definition: fe-connect.c:7300
#define snprintf
Definition: port.h:238
VariableSpace vars
Definition: settings.h:121
int encoding
Definition: settings.h:83
PGVerbosity verbosity
Definition: settings.h:153
PGContextVisibility show_context
Definition: settings.h:155
int encoding
Definition: print.h:133
bool SetVariable(VariableSpace space, const char *name, const char *value)
Definition: variables.c:211

References _psqlSettings::db, _psqlSettings::encoding, printTableOpt::encoding, formatPGVersionNumber(), pg_encoding_to_char(), _psqlSettings::popt, PQclientEncoding(), PQdb(), PQhost(), PQparameterStatus(), PQport(), PQserverVersion(), PQsetErrorContextVisibility(), PQsetErrorVerbosity(), PQuser(), pset, server_version, SetVariable(), _psqlSettings::show_context, snprintf, _psqlSettings::sversion, printQueryOpt::topt, _psqlSettings::vars, and _psqlSettings::verbosity.

Referenced by CheckConnection(), do_connect(), and main().

◆ UnsyncVariables()

void UnsyncVariables ( void  )

Definition at line 3820 of file command.c.

3821 {
3822  SetVariable(pset.vars, "DBNAME", NULL);
3823  SetVariable(pset.vars, "USER", NULL);
3824  SetVariable(pset.vars, "HOST", NULL);
3825  SetVariable(pset.vars, "PORT", NULL);
3826  SetVariable(pset.vars, "ENCODING", NULL);
3827  SetVariable(pset.vars, "SERVER_VERSION_NAME", NULL);
3828  SetVariable(pset.vars, "SERVER_VERSION_NUM", NULL);
3829 }

References pset, SetVariable(), and _psqlSettings::vars.

Referenced by CheckConnection(), and do_connect().