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authorSusant Sahani <ssahani@users.noreply.github.com>2016-05-31 19:06:58 +0530
committerLennart Poettering <lennart@poettering.net>2016-05-31 15:36:58 +0200
commitb613907ea988e2994c68be686b5e92cdc7d3fb68 (patch)
tree60714e2515e0468ab1610cb2ab6771309bb7d7ff /src/systemctl/systemctl.c
parentaa31ce181268bb577f58684ca3ef342700000ddf (diff)
systemctl: Replace init script error codes with enum (#3400)
Now we just using constants for the init script exit status codes. Replace those error codes with enum so that it's more meaningful and readable.
Diffstat (limited to 'src/systemctl/systemctl.c')
-rw-r--r--src/systemctl/systemctl.c29
1 files changed, 24 insertions, 5 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 58255ae453..e4b4e07ee7 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -85,6 +85,25 @@
#include "verbs.h"
#include "virt.h"
+/* The init script exit status codes
+ 0 program is running or service is OK
+ 1 program is dead and /var/run pid file exists
+ 2 program is dead and /var/lock lock file exists
+ 3 program is not running
+ 4 program or service status is unknown
+ 5-99 reserved for future LSB use
+ 100-149 reserved for distribution use
+ 150-199 reserved for application use
+ 200-254 reserved
+*/
+enum {
+ EXIT_PROGRAM_RUNNING_OR_SERVICE_OK = 0,
+ EXIT_PROGRAM_DEAD_AND_PID_EXISTS = 1,
+ EXIT_PROGRAM_DEAD_AND_LOCK_FILE_EXISTS = 2,
+ EXIT_PROGRAM_NOT_RUNNING = 3,
+ EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN = 4,
+};
+
static char **arg_types = NULL;
static char **arg_states = NULL;
static char **arg_properties = NULL;
@@ -3291,12 +3310,12 @@ static int check_unit_generic(int code, const UnitActiveState good_states[], int
static int check_unit_active(int argc, char *argv[], void *userdata) {
const UnitActiveState states[] = { UNIT_ACTIVE, UNIT_RELOADING };
/* According to LSB: 3, "program is not running" */
- return check_unit_generic(3, states, ELEMENTSOF(states), strv_skip(argv, 1));
+ return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
static int check_unit_failed(int argc, char *argv[], void *userdata) {
const UnitActiveState states[] = { UNIT_FAILED };
- return check_unit_generic(1, states, ELEMENTSOF(states), strv_skip(argv, 1));
+ return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
static int kill_unit(int argc, char *argv[], void *userdata) {
@@ -4632,11 +4651,11 @@ static int show_one(
* 4: program or service status is unknown
*/
if (info.pid_file && access(info.pid_file, F_OK) == 0)
- r = 1;
+ r = EXIT_PROGRAM_DEAD_AND_PID_EXISTS;
else if (streq_ptr(info.load_state, "not-found") && streq_ptr(info.active_state, "inactive"))
- r = 4;
+ r = EXIT_PROGRAM_OR_SERVICES_STATUS_UNKNOWN;
else
- r = 3;
+ r = EXIT_PROGRAM_NOT_RUNNING;
}
while ((p = info.exec)) {