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Add -i, --ifexists so that we can do this

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rc-sercice -i foo -- restart
instead of this
  rc-service -e foo && rc-service foo -- restart
This commit is contained in:
Roy Marples
2009-05-01 08:38:57 +01:00
parent caf29a6480
commit fb051bf81a
2 changed files with 29 additions and 14 deletions
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25
src/rc/rc-service.c
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@@ -43,15 +43,17 @@
extern char *applet;
#include "_usage.h"
#define getoptstring "e:lr:" getoptstring_COMMON
#define getoptstring "e:ilr:" getoptstring_COMMON
static const struct option longopts[] = {
{ "exists", 1, NULL, 'e' },
{ "list", 0, NULL, 'l' },
{ "resolve", 1, NULL, 'r' },
{ "exists", 1, NULL, 'e' },
{ "ifexists", 0, NULL, 'i' },
{ "list", 0, NULL, 'l' },
{ "resolve", 1, NULL, 'r' },
longopts_COMMON
};
static const char * const longopts_help[] = {
"tests if the service exists or not",
"if the service exsits then run the command",
"list all available services",
"resolve the service name to an init script",
longopts_help_COMMON
@@ -65,6 +67,7 @@ rc_service(int argc, char **argv)
char *service;
RC_STRINGLIST *list;
RC_STRING *s;
bool if_exists = false;
/* Ensure that we are only quiet when explicitly told to be */
unsetenv("EINFO_QUIET");
@@ -81,9 +84,12 @@ rc_service(int argc, char **argv)
#endif
return opt;
/* NOTREACHED */
case 'i':
if_exists = true;
break;
case 'l':
list = rc_services_in_runlevel(NULL);
if (!TAILQ_FIRST(list))
if (TAILQ_FIRST(list) == NULL)
return EXIT_FAILURE;
rc_stringlist_sort(&list);
TAILQ_FOREACH(s, list, entries)
@@ -95,7 +101,7 @@ rc_service(int argc, char **argv)
/* NOTREACHED */
case 'r':
service = rc_service_resolve(optarg);
if (!service)
if (service == NULL)
return EXIT_FAILURE;
printf("%s\n", service);
#ifdef DEBUG_MEMORY
@@ -110,10 +116,13 @@ rc_service(int argc, char **argv)
argc -= optind;
argv += optind;
if (!*argv)
if (*argv == NULL)
eerrorx("%s: you need to specify a service", applet);
if (!(service = rc_service_resolve(*argv)))
if ((service = rc_service_resolve(*argv)) == NULL) {
if (if_exists)
return 0;
eerrorx("%s: service `%s' does not exist", applet, *argv);
}
*argv = service;
execv(*argv, argv);
eerrorx("%s: %s", applet, strerror(errno));