fbinfo: long options

1 files changed, 21 insertions, 4 deletions

diff --git a/fbinfo.c b/fbinfo.c
index fe6fab2..dceca01 100644
--- a/fbinfo.c
+++ b/fbinfo.c
@@ -21,21 +21,38 @@ static void usage(FILE *fp)
 {
     fprintf(fp,
             "\n"
-            "usage: fbtest [ options ]\n"
+            "usage: fbinfo [ options ]\n"
             "\n"
             "options:\n"
-            "  -h         print this\n"
-            "  -f <nr>    pick framebuffer\n"
+            "  -h | --help         print this\n"
+            "  -f | --fbdev <nr>   pick framebuffer\n"
             "\n");
 }
 
+struct option long_opts[] = {
+    {
+        /* --- no argument --- */
+        .name    = "help",
+        .has_arg = false,
+        .val     = 'h',
+    },{
+
+        /* --- with argument --- */
+        .name    = "fbdev",
+        .has_arg = true,
+        .val     = 'f',
+    },{
+        /* end of list */
+    }
+};
+
 int main(int argc, char **argv)
 {
     int framebuffer = 0;
     int c;
 
     for (;;) {
-        c = getopt(argc, argv, "hf:");
+        c = getopt_long(argc, argv, "hf:", long_opts, NULL);
         if (c == -1)
             break;
         switch (c) {