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Commit8df6b2b

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Add --version and --help options to "postgres".
1 parent6707ede commit8df6b2b

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1 file changed

+30
-12
lines changed

1 file changed

+30
-12
lines changed

‎src/backend/tcop/postgres.c

Lines changed: 30 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.182 2000/10/26 17:31:35 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.183 2000/10/28 01:07:00 petere Exp $
1212
*
1313
* NOTES
1414
* 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
11111111

11121112
optind=1;/* reset after postmaster's usage */
11131113

1114-
while ((flag=getopt(argc,argv,"A:B:CD:d:Eef:FiLNOPo:p:S:st:v:W:x:-:"))!=EOF)
1114+
while ((flag=getopt(argc,argv,"A:B:CD:d:Eef:FiLNOPo:p:S:st:v:W:x:-:?"))!=EOF)
11151115
switch (flag)
11161116
{
11171117
case'A':
@@ -1385,6 +1385,16 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
13851385
char*name,*value;
13861386

13871387
ParseLongOption(optarg,&name,&value);
1388+
if (strcmp(name,"help")==0)
1389+
{
1390+
usage(argv[0]);
1391+
exit(0);
1392+
}
1393+
elseif (strcmp(name,"version")==0)
1394+
{
1395+
puts("postgres (PostgreSQL) "PG_VERSION);
1396+
exit(0);
1397+
}
13881398
if (!value)
13891399
elog(ERROR,"--%s requires argument",optarg);
13901400

@@ -1395,15 +1405,23 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
13951405
break;
13961406
}
13971407

1408+
case'?':
1409+
if (strcmp(argv[optind-1],"-?")==0)
1410+
{
1411+
usage(argv[0]);
1412+
exit(0);
1413+
}
1414+
else
1415+
errs++;
1416+
break;
1417+
13981418
default:
1399-
/* ----------------
1400-
*default: bad command line option
1401-
* ----------------
1402-
*/
1419+
/* shouldn't get here */
14031420
errs++;
14041421
break;
14051422
}
14061423

1424+
14071425
if (Show_query_stats&&
14081426
(Show_parser_stats||Show_planner_stats||Show_executor_stats))
14091427
{
@@ -1470,8 +1488,8 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
14701488
/* noninteractive case: nothing should be left after switches */
14711489
if (errs||argc!=optind||DBName==NULL)
14721490
{
1473-
usage(argv[0]);
1474-
proc_exit(0);
1491+
fprintf(stderr,"%s: invalid command line arguments\nTry -? for help.\n",argv[0]);
1492+
proc_exit(1);
14751493
}
14761494
pq_init();/* initialize libpq at backend startup */
14771495
whereToSendOutput=Remote;
@@ -1483,16 +1501,16 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
14831501
whereToSendOutput=Debug;
14841502
if (errs||argc-optind>1)
14851503
{
1486-
usage(argv[0]);
1487-
proc_exit(0);
1504+
fprintf(stderr,"%s: invalid command line arguments\nTry -? for help.\n",argv[0]);
1505+
proc_exit(1);
14881506
}
14891507
elseif (argc-optind==1)
14901508
DBName=argv[optind];
14911509
elseif ((DBName=username)==NULL)
14921510
{
14931511
fprintf(stderr,"%s: user name undefined and no database specified\n",
14941512
argv[0]);
1495-
proc_exit(0);
1513+
proc_exit(1);
14961514
}
14971515

14981516
/*
@@ -1618,7 +1636,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[], const cha
16181636
if (!IsUnderPostmaster)
16191637
{
16201638
puts("\nPOSTGRES backend interactive interface ");
1621-
puts("$Revision: 1.182 $ $Date: 2000/10/26 17:31:35 $\n");
1639+
puts("$Revision: 1.183 $ $Date: 2000/10/28 01:07:00 $\n");
16221640
}
16231641

16241642
/*

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