exit instead of return in main

1 files changed, 7 insertions, 7 deletions

diff --git a/rpt.c b/rpt.c
index d6adb31..d6476ad 100644
--- a/rpt.c
+++ b/rpt.c
@@ -207,17 +207,17 @@ main(int argc, char* argv[])
 			break;
 		case 'h':
 			print_help();
-			return 0;
+			exit(EXIT_SUCCESS);
 		case 'V':
 			print_version();
-			return 0;
+			exit(EXIT_SUCCESS);
 		case ':':
 			fprintf(stderr, "rpt: COUNT value missing\n");
 			print_usage(stderr);
-			return 1; /* invalid option */
+			exit(EXIT_INVALID_ARG);
 		default:
 			print_usage(stderr);
-			return 1; /* invalid option */
+			exit(EXIT_INVALID_ARG);
 		}
 	}
 
@@ -230,7 +230,7 @@ main(int argc, char* argv[])
 		{
 			fprintf(stderr, "rpt: failed to convert COUNT : '%s'\n",
 				strcount);
-			return 2;
+			exit(EXIT_INVALID_COUNT);
 		}
 	}
 
@@ -245,7 +245,7 @@ main(int argc, char* argv[])
 	if (poll(&pollfd, 1, 0) < 0)
 	{
 		perror("poll");
-		return 4;
+		exit(EXIT_OTHER);
 	}
 
 	if (pollfd.revents & POLLIN)
@@ -256,5 +256,5 @@ main(int argc, char* argv[])
 	if (stdin_clone)
 		fclose(stdin_clone);
 
-	return 0;
+	return EXIT_SUCCESS;
 }