satq and satr does not take any arguments

Signed-off-by: Mattias Andrée <maandree@member.fsf.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/satq.c b/src/satq.c
index fa5146f..3d87d1c 100644
--- a/src/satq.c
+++ b/src/satq.c
@@ -19,12 +19,39 @@
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  */
+#include <stdio.h>
+#include <stdlib.h>
 
 
 
+/**
+ * The name of the process.
+ */
+char *argv0 = "satq";
+
+
+
+/**
+ * Print usage information.
+ */
+static void
+usage(void)
+{
+	fprintf(stderr, "usage: %s\n",
+	        strrchr(argv0) ? (strrchr(argv0) + 1) : argv0);
+	exit(2);
+}
+
+
 int
 main(int argc, char *argv[])
 {
+	if (argc > 1) {
+		usage();
+	} else if (argc == 1) {
+		argv0 = argv[0];
+	}
+
 	/* TODO print the job queue */
 }