X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=lib%2Fgetopt_long.c;h=11d879ad2bfe70f4ab76d06bcc8aad20d36c4c16;hb=129fb2d422557e493020a8eac00867749af284b4;hp=70894e3281e04f7830cc583c2079affb9c545518;hpb=9f170691560bacdcd8cef6296d14fc0a8467a9dd;p=fio.git

diff --git a/lib/getopt_long.c b/lib/getopt_long.c
index 70894e32..11d879ad 100644
--- a/lib/getopt_long.c
+++ b/lib/getopt_long.c
@@ -16,8 +16,9 @@
 
 #include "getopt.h"
 
-char *optarg;
-int optind, opterr, optopt;
+char *optarg = NULL;
+int optind = 0, opterr = 0, optopt = 0;
+
 static struct getopt_private_state {
 	const char *optptr;
 	const char *last_optstring;
@@ -45,6 +46,8 @@ int getopt_long_only(int argc, char *const *argv, const char *optstring,
 	const char *osptr;
 	int opt;
 
+	optarg = NULL;
+
 	/* getopt() relies on a number of different global state
 	   variables, which can make this really confusing if there is
 	   more than one use of getopt() in the same program.  This