Merge branch 'release/v1.2.0'v1.2.0

* release/v1.2.0:
  Reorder functions
  Fix and extend GCC options
  Add braces around single-statement if blocks
  Adjust indentation of switch block
  Use consistent layout for function braces

1 files changed, 22 insertions, 18 deletions

diff --git a/crypt.c b/crypt.c
index 5e13fbd..7ba42ef 100644
--- a/crypt.c
+++ b/crypt.c
@@ -7,14 +7,14 @@ int main (int argc, char **argv)
 
 	while ((opt = getopt(argc, argv, "h")) != -1) {
 		switch (opt) {
-			case 'h': /* Help */
-				usage(stdout, EXIT_SUCCESS);
-				break;
-			case '?': /* Unknown option */
-				usage(stderr, EXIT_FAILURE);
-				break;
-			default: /* Shouldn't happen */
-				abort();
+		case 'h': /* Help */
+			usage(stdout, EXIT_SUCCESS);
+			break;
+		case '?': /* Unknown option */
+			usage(stderr, EXIT_FAILURE);
+			break;
+		default: /* Shouldn't happen */
+			abort();
 		}
 	}
 
@@ -22,8 +22,9 @@ int main (int argc, char **argv)
 	 * If we don't have three arguments left after processing the options,
 	 * exit with usage information and error status
 	 */
-	if (argc != 3)
+	if (argc != 3) {
 		usage(stderr, EXIT_FAILURE);
+	}
 
 	key = argv[1];
 	salt = argv[2];
@@ -32,25 +33,28 @@ int main (int argc, char **argv)
 	 * Create the hash, but exit immediately with the system error string
 	 * if it returns a null pointer (error condition)
 	 */
-	if (!(hash = crypt(key, salt)))
+	if (!(hash = crypt(key, salt))) {
 		error(strerror(errno));
+	}
 
 	puts(hash);
 	exit(EXIT_SUCCESS);
 }
 
 /*
- * Show usage to given stream, and exit with given code
+ * Exit with error error message
  */
-void usage(FILE *stream, int status) {
-	fputs("USAGE: crypt [-h | KEY SALT]\n", stream);
-	exit(status);
+void error(char *message)
+{
+	fprintf(stderr, "%s\n", message);
+	exit(EXIT_FAILURE);
 }
 
 /*
- * Exit with error error message
+ * Show usage to given stream, and exit with given code
  */
-void error(char *message) {
-	fprintf(stderr, "%s\n", message);
-	exit(EXIT_FAILURE);
+void usage(FILE *stream, int status)
+{
+	fputs("USAGE: crypt [-h | KEY SALT]\n", stream);
+	exit(status);
 }