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Add --version and --help options to "postgres".

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This commit is contained in:
Peter Eisentraut 2000-10-28 01:07:00 +00:00
parent 6707ede813
commit 8df6b2b53f
1 changed files with 30 additions and 12 deletions
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42
src/backend/tcop/postgres.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.182 2000/10/26 17:31:35 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.183 2000/10/28 01:07:00 petere Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -1111,7 +1111,7 @@ 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:W:x:-:")) != EOF)
while ((flag = getopt(argc, argv, "A:B:CD:d:Eef:FiLNOPo:p:S:st:v:W:x:-:?")) != EOF)
switch (flag)
{
case 'A':
@ -1385,6 +1385,16 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
char *name, *value;
ParseLongOption(optarg, &name, &value);
if (strcmp(name, "help")==0)
{
usage(argv[0]);
exit(0);
}
else if (strcmp(name, "version")==0)
{
puts("postgres (PostgreSQL) " PG_VERSION);
exit(0);
}
if (!value)
elog(ERROR, "--%s requires argument", optarg);
@ -1395,15 +1405,23 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
break;
}
case '?':
if (strcmp(argv[optind - 1], "-?") == 0)
{
usage(argv[0]);
exit(0);
}
else
errs++;
break;
default:
/* ----------------
* default: bad command line option
* ----------------
*/
/* shouldn't get here */
errs++;
break;
}
if (Show_query_stats &&
(Show_parser_stats || Show_planner_stats || Show_executor_stats))
{
@ -1470,8 +1488,8 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
/* noninteractive case: nothing should be left after switches */
if (errs || argc != optind || DBName == NULL)
{
usage(argv[0]);
proc_exit(0);
fprintf(stderr, "%s: invalid command line arguments\nTry -? for help.\n", argv[0]);
proc_exit(1);
}
pq_init(); /* initialize libpq at backend startup */
whereToSendOutput = Remote;
@ -1483,8 +1501,8 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
whereToSendOutput = Debug;
if (errs || argc - optind > 1)
{
usage(argv[0]);
proc_exit(0);
fprintf(stderr, "%s: invalid command line arguments\nTry -? for help.\n", argv[0]);
proc_exit(1);
}
else if (argc - optind == 1)
DBName = argv[optind];
@ -1492,7 +1510,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
{
fprintf(stderr, "%s: user name undefined and no database specified\n",
argv[0]);
proc_exit(0);
proc_exit(1);
}
/*
@ -1618,7 +1636,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
if (!IsUnderPostmaster)
{
puts("\nPOSTGRES backend interactive interface ");
puts("$Revision: 1.182 $ $Date: 2000/10/26 17:31:35 $\n");
puts("$Revision: 1.183 $ $Date: 2000/10/28 01:07:00 $\n");
}
/*