sbase

commit bbacab561ce953c1e4620d5a42334ca9e9701331
parent ee8701d501325c74bbbd294da4142e3cbfc988fe
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>

Diffstat:
M
arg.h
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
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_;\