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authorLucas Gabriel Vuotto <l.vuotto92@gmail.com>2016-02-19 15:59:49 -0300
committerChristoph Lohmann <20h@r-36.net>2016-02-21 17:21:41 +0100
commit4fdba860c8db70035e9749806ecc6ca2d7c418d0 (patch)
tree4a1044d94fd378bedc1d338c8f9f1d89183e7573
parent6d636beb229cebf3b897446c72c7a341bee9f820 (diff)
downloadst-4fdba860c8db70035e9749806ecc6ca2d7c418d0.tar.gz
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>
-rw-r--r--arg.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arg.h b/arg.h
index a94e6b5..ba3fb3f 100644
--- 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_;\