Return 0 for --help and --version commands

Artur Zakirov · Artur Zakirov · commit 653615b2478a · 2017-03-09T14:46:33.000+03:00
diff --git a/pg_probackup.c b/pg_probackup.c
@@ -16,7 +16,7 @@
 #include <time.h>
 #include <sys/stat.h>
 
-const char *PROGRAM_VERSION	= "1.0.2";
+const char *PROGRAM_VERSION	= "1.0.3";
 const char *PROGRAM_URL		= "https://github.com/postgrespro/pg_probackup";
 const char *PROGRAM_EMAIL	= "https://github.com/postgrespro/pg_probackup/issues";
 
diff --git a/pgut/pgut.c b/pgut/pgut.c
@@ -614,12 +614,12 @@ pgut_getopt(int argc, char **argv, pgut_option options[])
 		if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-?") == 0)
 		{
 			help(true);
-			exit_or_abort(1);
+			exit_or_abort(0);
 		}
 		if (strcmp(argv[1], "--version") == 0 || strcmp(argv[1], "-V") == 0)
 		{
 			fprintf(stderr, "%s %s\n", PROGRAM_NAME, PROGRAM_VERSION);
-			exit_or_abort(1);
+			exit_or_abort(0);
 		}
 	}
 
diff --git a/tests/expected/option_version.out b/tests/expected/option_version.out
@@ -1 +1 @@
-pg_probackup 1.0.2
+pg_probackup 1.0.3

Original file line number	Diff line number	Diff line change
`@@ -614,12 +614,12 @@ pgut_getopt(int argc, char **argv, pgut_option options[])`
`614`	`614`	`if (strcmp(argv[1], "--help") == 0 \|\| strcmp(argv[1], "-?") == 0)`
`615`	`615`	`{`
`616`	`616`	`help(true);`
`617`		`- exit_or_abort(1);`
	`617`	`+ exit_or_abort(0);`
`618`	`618`	`}`
`619`	`619`	`if (strcmp(argv[1], "--version") == 0 \|\| strcmp(argv[1], "-V") == 0)`
`620`	`620`	`{`
`621`	`621`	`fprintf(stderr, "%s %s\n", PROGRAM_NAME, PROGRAM_VERSION);`
`622`		`- exit_or_abort(1);`
	`622`	`+ exit_or_abort(0);`
`623`	`623`	`}`
`624`	`624`	`}`
`625`	`625`