noice

commit 2b8e1ac48a355d0185665bd9f4b1c30d2747b1dd
parent 53c35e6b340b7c135038e00057a198f03cb7d7cf
Author: sin <sin@2f30.org>
Date:   Fri, 23 Aug 2019 15:52:13 +0100

Use arg.h in nopen(1)

Diffstat:
M
Makefile
 | 
2
+-
M
nopen.c
 | 
17
++++++++++++-----

2 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/Makefile b/Makefile
@@ -19,7 +19,7 @@ nopen: $(NOPENOBJ)
 
 dprintf.o: util.h
 noice.o: arg.h noiceconf.h util.h
-nopen.o: nopenconf.h util.h
+nopen.o: arg.h nopenconf.h util.h
 spawn.o: util.h
 strlcat.o: util.h
 strlcpy.o: util.h
diff --git a/nopen.c b/nopen.c
@@ -8,6 +8,7 @@
 #include <string.h>
 #include <unistd.h>
 
+#include "arg.h"
 #include "util.h"
 
 struct assoc {
@@ -19,6 +20,8 @@ struct assoc {
 
 #include "nopenconf.h"
 
+char *argv0;
+
 void
 run(struct assoc *assoc, char *arg)
 {
@@ -67,7 +70,7 @@ initassocs(void)
 }
 
 void
-usage(char *argv0)
+usage(void)
 {
 	fprintf(stderr, "usage: %s file...\n", argv0);
 	exit(1);
@@ -76,10 +79,14 @@ usage(char *argv0)
 int
 main(int argc, char *argv[])
 {
-	if (argc == 1)
-		usage(argv[0]);
-	argc--;
-	argv++;
+	ARGBEGIN {
+	default:
+		usage();
+	} ARGEND
+
+	if (argc == 0)
+		usage();
+
 	initassocs();
 	for (; *argv != NULL; argv++) {
 		struct assoc *assoc;