farbfeld

suckless image format with conversion tools
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commit bb8c945c0481123fc4082aa1cbd4f23efa683033
parent 37e44c95655e252aa7763671f53524dceaf8a65b
Author: Laslo Hunhold <dev@frign.de>
Date:   Wed,  2 Aug 2017 13:44:02 +0200

arg.h: Handle { NULL } argv[] properly

Previously, we would return argc as -1, which could cause some problems.
This was not an issue introduced in the rewrite and is a bug present in
the "old" arg.h as well.

Thanks Isabella Parakiss for reporting this!

Diffstat:
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') { \