Standardize version output

Changes:

* Only print the version line in the print_version function
* Add a print_version function where missing (put it in usage.c if the
  file exists)
* Always a blank line after the version

1 files changed, 5 insertions, 2 deletions

diff --git a/src/jailcheck/main.c b/src/jailcheck/main.c
index e01f1ca4e..e30ffb274 100644
--- a/src/jailcheck/main.c
+++ b/src/jailcheck/main.c
@@ -36,9 +36,12 @@ static char *usage_str =
         "   --help, -? - this help screen.\n"
         "   --version - print program version and exit.\n";
 
+static void print_version(void) {
+        printf("jailcheck version %s\n\n", VERSION);
+}
 
 static void usage(void) {
-        printf("jailcheck version %s\n\n", VERSION);
+        print_version();
         puts(usage_str);
 }
 
@@ -62,7 +65,7 @@ int main(int argc, char **argv) {
                         return 0;
                 }
                 else if (strcmp(argv[i], "--version") == 0) {
-                        printf("firetest version %s\n\n", VERSION);
+                        print_version();
                         return 0;
                 }
                 else if (strncmp(argv[i], "--hello=", 8) == 0) { // used by noexec test