options: constant options_table

Make the options_table constant, since it is never modified.

diff --git a/src/options.c b/src/options.c
index e92cebbd0b2167f920e92873fd371ed851d0bc6b..2c818279580f1c247df9e47e9e971f58c34deedd 100644 (file)
--- a/src/options.c
+++ b/src/options.c
@@ -46,7 +46,7 @@ typedef void (*option_callback_fn_t)(int c, const char *arg);
 
 options_t options;
 
-static arg_opt_t option_table[] = {
+static const arg_opt_t option_table[] = {
        { '?', "help", NULL, "Show this help message" },
        { 'V', "version", NULL, "Display version information" },
        { 'c', "colors", NULL, "Enable colors" },
@@ -69,7 +69,7 @@ static arg_opt_t option_table[] = {
        { 0, NULL, NULL, NULL },
 };
 
-static arg_opt_t *
+static const arg_opt_t *
 lookup_option(int s, char *l)
 {
        int i;
@@ -226,7 +226,7 @@ options_t *
 options_parse(int argc, const char *argv[])
 {
        int i;
-       arg_opt_t *opt = NULL;
+       const arg_opt_t *opt = NULL;
        option_callback_fn_t option_cb = handle_option;
 
        i=1;