Changeset 2258 for libpipi/trunk/genethumb/genethumb.cTweet

Timestamp:

Mar 11, 2008, 3:56:14 PM (15 years ago)

Author:

Sam Hocevar

Message:

• Add getopt and getopt_long support to genethumb.

File:

• libpipi/trunk/genethumb/genethumb.c (modified) (1 diff)

libpipi/trunk/genethumb/genethumb.c

@@ -2 +2 @@
 #include "common.h"
 
+#if !defined HAVE_GETOPT_LONG
+#   include "mygetopt.h"
+#elif defined HAVE_GETOPT_H
+#   include <getopt.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
 #include <pipi.h>
 
-int main(void)
+#if defined HAVE_GETOPT_LONG
+#   define mygetopt getopt_long
+#   define myoptind optind
+#   define myoptarg optarg
+#   define myoption option
+#endif
+
+#define MOREINFO "Try `%s --help' for more information.\n"
+
+int main(int argc, char *argv[])
 {
-    pipi_image_t *i, *j;
+    char *srcname = NULL, *dstname = NULL;
+    pipi_image_t *src, *dst;
 
-    i = pipi_load("irc.png");
-    j = pipi_resize(i, 180, 180);
-    pipi_save(j, "irc.bmp");
-    pipi_free(i);
-    pipi_free(j);
+    int i, w = 0, h = 0;
+
+    for(;;)
+    {
+        int option_index = 0;
+        static struct myoption long_options[] =
+        {
+            { "geometry",    1, NULL, 'g' },
+        };
+        int c = mygetopt(argc, argv, "g:", long_options, &option_index);
+
+        if(c == -1)
+            break;
+
+        switch(c)
+        {
+        case 'g':
+            w = atoi(myoptarg);
+            if(strchr(myoptarg, 'x'))
+                h = atoi(strchr(myoptarg, 'x') + 1);
+            break;
+        default:
+            fprintf(stderr, "%s: invalid option -- %c\n", argv[0], c);
+            printf(MOREINFO, argv[0]);
+            return EXIT_FAILURE;
+        }
+    }
+
+    for(i = myoptind; i < argc; i++)
+    {
+        if(!srcname)
+            srcname = argv[i];
+        else
+            dstname = argv[i];
+    }
+
+    src = pipi_load(srcname);
+    dst = pipi_resize(src, w, h);
+    pipi_save(dst, dstname);
+    pipi_free(src);
+    pipi_free(dst);
 
     return 0;