targ.h: fixed argv checks order - st - [fork] customized build of st, the simpl… | |
git clone git://src.adamsgaard.dk/st | |
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--- | |
commit 4fdba860c8db70035e9749806ecc6ca2d7c418d0 | |
parent 6d636beb229cebf3b897446c72c7a341bee9f820 | |
Author: Lucas Gabriel Vuotto <[email protected]> | |
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 <[email protected]> | |
Signed-off-by: Christoph Lohmann <[email protected]> | |
Diffstat: | |
M arg.h | 4 ++-- | |
1 file changed, 2 insertions(+), 2 deletions(-) | |
--- | |
diff --git a/arg.h b/arg.h | |
t@@ -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_;\ |