chrt: coding style fix

Make horizontal list vertical and few other enhancements to
readability.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

diff --git a/schedutils/chrt.c b/schedutils/chrt.c
index 542b1fa42924922d721f7df8f51ce5ad4c1f3a88..b149fcc6bd1bbb3446f9dbf4dc6b8ca1f1427caf 100644 (file)
--- a/schedutils/chrt.c
+++ b/schedutils/chrt.c
@@ -117,7 +117,7 @@ static void show_rt_info(pid_t pid, int isnew)
                printf("SCHED_FIFO\n");
                break;
 #ifdef SCHED_RESET_ON_FORK
-       case SCHED_FIFO|SCHED_RESET_ON_FORK:
+       case SCHED_FIFO | SCHED_RESET_ON_FORK:
                printf("SCHED_FIFO|SCHED_RESET_ON_FORK\n");
                break;
 #endif
@@ -130,7 +130,7 @@ static void show_rt_info(pid_t pid, int isnew)
                printf("SCHED_RR\n");
                break;
 #ifdef SCHED_RESET_ON_FORK
-       case SCHED_RR|SCHED_RESET_ON_FORK:
+       case SCHED_RR | SCHED_RESET_ON_FORK:
                printf("SCHED_RR|SCHED_RESET_ON_FORK\n");
                break;
 #endif
@@ -157,22 +157,28 @@ static void show_rt_info(pid_t pid, int isnew)
 static void show_min_max(void)
 {
        unsigned long i;
-       int policies[] = { SCHED_OTHER, SCHED_FIFO, SCHED_RR,
+       int policies[] = {
+               SCHED_OTHER,
+               SCHED_FIFO,
+               SCHED_RR,
 #ifdef SCHED_BATCH
-                          SCHED_BATCH,
+               SCHED_BATCH,
 #endif
 #ifdef SCHED_IDLE
-                          SCHED_IDLE,
+               SCHED_IDLE,
 #endif
-                        };
-       const char *names[] = { "OTHER", "FIFO", "RR",
+       };
+       const char *names[] = {
+               "OTHER",
+               "FIFO",
+               "RR",
 #ifdef SCHED_BATCH
-                               "BATCH",
+               "BATCH",
 #endif
 #ifdef SCHED_IDLE
-                               "IDLE",
+               "IDLE",
 #endif
-                             };
+       };
 
        for (i = 0; i < ARRAY_SIZE(policies); i++) {
                int max = sched_get_priority_max(policies[i]);
@@ -186,7 +192,7 @@ static void show_min_max(void)
        }
 }
 
-int main(int argc, char *argv[])
+int main(int argc, char **argv)
 {
        int i, policy = SCHED_RR, priority = 0, verbose = 0, policy_flag = 0,
            all_tasks = 0;
@@ -241,7 +247,7 @@ int main(int argc, char *argv[])
                        break;
                case 'm':
                        show_min_max();
-                       return 0;
+                       return EXIT_SUCCESS;
                case 'o':
                        policy = SCHED_OTHER;
                        break;
@@ -256,8 +262,9 @@ int main(int argc, char *argv[])
                        verbose = 1;
                        break;
                case 'V':
-                       printf("chrt (%s)\n", PACKAGE_STRING);
-                       return 0;
+                       printf("%s from %s\n", program_invocation_short_name,
+                                              PACKAGE_STRING);
+                       return EXIT_SUCCESS;
                case 'h':
                        ret = EXIT_SUCCESS;
                default:
@@ -265,7 +272,8 @@ int main(int argc, char *argv[])
                }
        }
 
-       if (((pid > -1) && argc - optind < 1) || ((pid == -1) && argc - optind < 2))
+       if (((pid > -1) && argc - optind < 1) ||
+           ((pid == -1) && argc - optind < 2))
                show_usage(EXIT_FAILURE);
 
        if ((pid > -1) && (verbose || argc - optind == 1)) {
@@ -293,7 +301,7 @@ int main(int argc, char *argv[])
        if ((policy_flag & SCHED_RESET_ON_FORK) &&
            !(policy == SCHED_FIFO || policy == SCHED_RR))
                errx(EXIT_FAILURE, _("SCHED_RESET_ON_FORK flag is suppoted for "
-                               "SCHED_FIFO and SCHED_RR policies only"));
+                                    "SCHED_FIFO and SCHED_RR policies only"));
 #endif
 
        policy |= policy_flag;
@@ -312,10 +320,8 @@ int main(int argc, char *argv[])
                        if (sched_setscheduler(tid, policy, &sp) == -1)
                                err(EXIT_FAILURE, _("failed to set tid %d's policy"), tid);
                proc_close_tasks(ts);
-       }
-       else
-               if (sched_setscheduler(pid, policy, &sp) == -1)
-                       err(EXIT_FAILURE, _("failed to set pid %d's policy"), pid);
+       } else if (sched_setscheduler(pid, policy, &sp) == -1)
+               err(EXIT_FAILURE, _("failed to set pid %d's policy"), pid);
 
        if (verbose)
                show_rt_info(pid, TRUE);