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Add '-c name=val' flag for setting run-time parameters.

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This commit is contained in:
Peter Eisentraut
2000-11-08 17:57:46 +00:00
parent 3304341700
commit 929a599369
3 changed files with 27 additions and 13 deletions
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15
src/backend/tcop/postgres.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.186 2000/11/06 22:18:08 petere Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.187 2000/11/08 17:57:46 petere Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -1010,6 +1010,7 @@ usage(char *progname)
fprintf(stderr, "\t-A on\t\tenable/disable assert checking\n");
#endif
fprintf(stderr, "\t-B buffers\tset number of buffers in buffer pool\n");
fprintf(stderr, "\t-c name=value\tset run-time parameter\n");
fprintf(stderr, "\t-C \t\tsuppress version info\n");
fprintf(stderr, "\t-D dir\t\tdata directory\n");
fprintf(stderr, "\t-E \t\techo query before execution\n");
@ -1112,7 +1113,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
optind = 1; /* reset after postmaster's usage */
while ((flag = getopt(argc, argv, "A:B:CD:d:Eef:FiLNOPo:p:S:st:v:VW:x:-:?")) != EOF)
while ((flag = getopt(argc, argv, "A:B:c:CD:d:Eef:FiLNOPo:p:S:st:v:VW:x:-:?")) != EOF)
switch (flag)
{
case 'A':
@ -1383,6 +1384,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
#endif
break;
case 'c':
case '-':
{
char *name, *value;
@ -1399,7 +1401,12 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
exit(0);
}
if (!value)
elog(ERROR, "--%s requires argument", optarg);
{
if (flag == '-')
elog(ERROR, "--%s requires argument", optarg);
else
elog(ERROR, "-c %s requires argument", optarg);
}
SetConfigOption(name, value, PGC_BACKEND);
free(name);
@ -1639,7 +1646,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
if (!IsUnderPostmaster)
{
puts("\nPOSTGRES backend interactive interface ");
puts("$Revision: 1.186 $ $Date: 2000/11/06 22:18:08 $\n");
puts("$Revision: 1.187 $ $Date: 2000/11/08 17:57:46 $\n");
}
/*