quark

commit 84d77d096b79b201e43e87efe7ad4f9dadc3dfa6
parent 075e314bdd4f7756f7563b7b8ba645de712bf5ac
Author: Laslo Hunhold <dev@frign.de>
Date:   Wed,  2 Aug 2017 13:54:10 +0200

Import fixed arg.h from farbfeld

This fixes the handling of a { NULL } argv[] without returning argc =
-1.

Diffstat:
M
arg.h
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arg.h b/arg.h
@@ -22,7 +22,7 @@
 extern char *argv0;
 
 /* int main(int argc, char *argv[]) */
-#define ARGBEGIN for (argv0 = *argv, argc--, argv++;                              \
+#define ARGBEGIN for (argv0 = *argv, *argv ? (argc--, argv++) : ((void *)0);      \
                       *argv && (*argv)[0] == '-' && (*argv)[1]; argc--, argv++) { \
                  	int argparsed;                                            \
                  	if ((*argv)[1] == '-' && (*argv)[2] == '\0') {            \