[PATCH 5/9] xl: Improve return and exit codes of main_pause(), main_unpause(), main_destroy() and main_shutdown_or_reboot() related functions.

[Harmandeep Kaur <write.harmandeep@gmail.com>]

Signed-off-by: Harmandeep Kaur <write.harmandeep@gmail.com>
---
 tools/libxl/xl_cmdimpl.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index e1b4286..b4920ff 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -3696,10 +3696,10 @@ static void destroy_domain(uint32_t domid, int force)
         fprintf(stderr, "Not destroying domain 0; use -f to force.\n"
                         "This can only be done when using a disaggregated "
                         "hardware domain and toolstack.\n\n");
-        exit(-1);
+        exit(EXIT_FAILURE);
     }
     rc = libxl_domain_destroy(ctx, domid, 0);
-    if (rc) { fprintf(stderr,"destroy failed (rc=%d)\n",rc); exit(-1); }
+    if (rc) { fprintf(stderr,"destroy failed (rc=%d)\n",rc); exit(EXIT_FAILURE); }
 }
 
 static void wait_for_domain_deaths(libxl_evgen_domain_death **deathws, int nr)
@@ -3711,7 +3711,7 @@ static void wait_for_domain_deaths(libxl_evgen_domain_death **deathws, int nr)
         rc = libxl_event_wait(ctx, &event, LIBXL_EVENTMASK_ALL, 0,0);
         if (rc) {
             LOG("Failed to get event, quitting (rc=%d)", rc);
-            exit(-1);
+            exit(EXIT_FAILURE);
         }
 
         switch (event->type) {
@@ -3756,14 +3756,14 @@ static void shutdown_domain(uint32_t domid,
     }
 
     if (rc) {
-        fprintf(stderr,"shutdown failed (rc=%d)\n",rc);exit(-1);
+        fprintf(stderr,"shutdown failed (rc=%d)\n",rc);exit(EXIT_FAILURE);
     }
 
     if (deathw) {
         rc = libxl_evenable_domain_death(ctx, domid, for_user, deathw);
         if (rc) {
             fprintf(stderr,"wait for death failed (evgen, rc=%d)\n",rc);
-            exit(-1);
+            exit(EXIT_FAILURE);
         }
     }
 }
@@ -3787,14 +3787,14 @@ static void reboot_domain(uint32_t domid, libxl_evgen_domain_death **deathw,
         }
     }
     if (rc) {
-        fprintf(stderr,"reboot failed (rc=%d)\n",rc);exit(-1);
+        fprintf(stderr,"reboot failed (rc=%d)\n",rc);exit(EXIT_FAILURE);
     }
 
     if (deathw) {
         rc = libxl_evenable_domain_death(ctx, domid, for_user, deathw);
         if (rc) {
             fprintf(stderr,"wait for death failed (evgen, rc=%d)\n",rc);
-            exit(-1);
+            exit(EXIT_FAILURE);
         }
     }
 }
@@ -4787,7 +4787,7 @@ int main_pause(int argc, char **argv)
 
     pause_domain(find_domain(argv[optind]));
 
-    return 0;
+    return EXIT_SUCCESS;
 }
 
 int main_unpause(int argc, char **argv)
@@ -4800,7 +4800,7 @@ int main_unpause(int argc, char **argv)
 
     unpause_domain(find_domain(argv[optind]));
 
-    return 0;
+    return EXIT_SUCCESS;
 }
 
 int main_destroy(int argc, char **argv)
@@ -4815,7 +4815,7 @@ int main_destroy(int argc, char **argv)
     }
 
     destroy_domain(find_domain(argv[optind]), force);
-    return 0;
+    return EXIT_SUCCESS;
 }
 
 static int main_shutdown_or_reboot(int do_reboot, int argc, char **argv)
@@ -4847,7 +4847,7 @@ static int main_shutdown_or_reboot(int do_reboot, int argc, char **argv)
 
     if (!argv[optind] && !all) {
         fprintf(stderr, "You must specify -a or a domain id.\n\n");
-        return opt;
+        return EXIT_FAILURE;
     }
 
     if (all) {
@@ -4855,7 +4855,7 @@ static int main_shutdown_or_reboot(int do_reboot, int argc, char **argv)
         libxl_evgen_domain_death **deathws = NULL;
         if (!(dominfo = libxl_list_domain(ctx, &nb_domain))) {
             fprintf(stderr, "libxl_list_domain failed.\n");
-            return -1;
+            return EXIT_FAILURE;
         }
 
         if (wait_for_it)
@@ -4886,7 +4886,7 @@ static int main_shutdown_or_reboot(int do_reboot, int argc, char **argv)
     }
 
 
-    return 0;
+    return EXIT_SUCCESS;
 }
 
 int main_shutdown(int argc, char **argv)
-- 
2.5.0