arg.h: fixed argv checks order - st - simple terminal
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---
DIR commit 4fdba860c8db70035e9749806ecc6ca2d7c418d0
DIR parent 6d636beb229cebf3b897446c72c7a341bee9f820
HTML Author: Lucas Gabriel Vuotto <l.vuotto92@gmail.com>
Date: Fri, 19 Feb 2016 15:59:49 -0300
arg.h: fixed argv checks order
This prevents accessing to a potentially out-of-bounds memory section.
Signed-off-by: Lucas Gabriel Vuotto <l.vuotto92@gmail.com>
Signed-off-by: Christoph Lohmann <20h@r-36.net>
Diffstat:
M arg.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
---
DIR diff --git a/arg.h b/arg.h
@@ -10,8 +10,8 @@ extern char *argv0;
/* use main(int argc, char *argv[]) */
#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\
- argv[0] && argv[0][1]\
- && argv[0][0] == '-';\
+ argv[0] && argv[0][0] == '-'\
+ && argv[0][1];\
argc--, argv++) {\
char argc_;\
char **argv_;\