commit b3d9451c2ddfad7c1b10e9a868afed4d92b37e41
Author: Lucas Gabriel Vuotto <[email protected]>
AuthorDate: Mon Feb 22 11:03:36 2016 -0300
Commit: Hiltjo Posthuma <[email protected]>
CommitDate: Tue Feb 23 00:31:03 2016 +0100
arg.h: fixed argv checks order
This prevents accessing to a potentially out-of-bounds memory section.
Signed-off-by: Lucas Gabriel Vuotto <[email protected]>
diff --git a/arg.h b/arg.h
index ff1fd13..e94e02b 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_;\
