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* docbook2mdoc: improve error handling and usage in main()
@ 2019-03-08 10:04 schwarze
  0 siblings, 0 replies; only message in thread
From: schwarze @ 2019-03-08 10:04 UTC (permalink / raw)
  To: source

Log Message:
-----------
improve error handling and usage in main()

Modified Files:
--------------
    docbook2mdoc:
        docbook2mdoc.c

Revision Data
-------------
Index: docbook2mdoc.c
===================================================================
RCS file: /home/cvs/mdocml/docbook2mdoc/docbook2mdoc.c,v
retrieving revision 1.44
retrieving revision 1.45
diff -Ldocbook2mdoc.c -Ldocbook2mdoc.c -u -p -r1.44 -r1.45
--- docbook2mdoc.c
+++ docbook2mdoc.c
@@ -1654,9 +1654,10 @@ main(int argc, char *argv[])
 	argc -= optind;
 	argv += optind;
 
-	if (argc > 1)
-		return(EXIT_FAILURE);
-	else if (argc > 0)
+	if (argc > 1) {
+		fprintf(stderr, "%s: Too many arguments\n", argv[1]);
+		goto usage;
+	} else if (argc > 0)
 		fname = argv[0];
 
 	/* Read from stdin or a file. */
@@ -1685,6 +1686,6 @@ main(int argc, char *argv[])
 	return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
 
 usage:
-	fprintf(stderr, "usage: %s [-W]\n", progname);
+	fprintf(stderr, "usage: %s [-W] [input_filename]\n", progname);
 	return(EXIT_FAILURE);
 }
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