Remove C99ism from exec

1 files changed, 4 insertions, 1 deletions

diff --git a/luxio.c b/luxio.c
index 96a3344..b66ed8d 100644
--- a/luxio.c
+++ b/luxio.c
@@ -1231,12 +1231,14 @@ luxio_exec(lua_State *L)
 {
 	const char *path = luaL_checkstring(L, 1);
 	int params = lua_gettop(L) - 1;
-	char *args[params + 1];
+	char **args;
 	int c, ret;
 
 	/* we probably at least need them to fill in arg[0] ... */
 	luaL_checkstring(L, 2);
 
+	args = calloc(params + 1, sizeof(*args));
+
 	for (c = 0; c < params; c++) {
 		/* gah!  constness */
 		args[c] = (char *)luaL_checkstring(L, c + 2);
@@ -1246,6 +1248,7 @@ luxio_exec(lua_State *L)
 	ret = execv(path, args);
 
 	/* if we got here, there's an error. */
+	free(args);
 	lua_pushinteger(L, ret);
 	lua_pushinteger(L, errno);
 	return 2;