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Use environment variable PGDATESTYLE on backend startup to initialize 

date/time formats and conventions.
This commit is contained in:
Thomas G. Lockhart 1997-12-16 15:57:00 +00:00
parent a58825a467
commit 8de20a3aed
1 changed files with 33 additions and 4 deletions
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37
src/backend/tcop/postgres.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.56 1997/12/11 17:36:42 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.57 1997/12/16 15:57:00 thomas Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -854,6 +854,7 @@ PostgresMain(int argc, char *argv[])
Dlelem *curr;
int status;
char *DBDate = NULL;
extern int optind;
extern char *optarg;
extern short DebugLvl;
@ -882,6 +883,10 @@ PostgresMain(int argc, char *argv[])
* parse command line arguments
* ----------------
*/
/*
* Set default values.
*/
flagC = flagQ = flagE = flagEu = ShowStats = 0;
ShowParserStats = ShowPlannerStats = ShowExecutorStats = 0;
#ifdef LOCK_MGR_DEBUG
@ -893,9 +898,33 @@ PostgresMain(int argc, char *argv[])
* NULL means Unix-socket only
*/
hostName = getenv("PGHOST");
DataDir = getenv("PGDATA");
/*
* Try to get initial values for date styles and formats.
* Does not do a complete job, but should be good enough for backend.
* Cannot call parse_date() since palloc/pfree memory is not set up yet.
*/
DBDate = getenv("PGDATESTYLE");
if (DBDate != NULL)
{
if (strcasecmp(DBDate, "ISO") == 0)
DateStyle = USE_ISO_DATES;
else if (strcasecmp(DBDate, "SQL") == 0)
DateStyle = USE_SQL_DATES;
else if (strcasecmp(DBDate, "POSTGRES") == 0)
DateStyle = USE_POSTGRES_DATES;
else if (strcasecmp(DBDate, "GERMAN") == 0)
{
DateStyle = USE_GERMAN_DATES;
EuroDates = TRUE;
}
DataDir = getenv("PGDATA"); /* default */
multiplexedBackend = false; /* default */
if (strcasecmp(DBDate, "NONEURO") == 0)
EuroDates = FALSE;
else if (strcasecmp(DBDate, "EURO") == 0)
EuroDates = TRUE;
}
multiplexedBackend = false;
while ((flag = getopt(argc, argv, "B:bCD:d:Eef:iK:Lm:MNo:P:pQS:st:x:F"))
!= EOF)
@ -1343,7 +1372,7 @@ PostgresMain(int argc, char *argv[])
if (IsUnderPostmaster == false)
{
puts("\nPOSTGRES backend interactive interface");
puts("$Revision: 1.56 $ $Date: 1997/12/11 17:36:42 $");
puts("$Revision: 1.57 $ $Date: 1997/12/16 15:57:00 $");
}
/* ----------------