Changeset 2449 for www/img2oric/img2oric.cTweet

Timestamp:

Jun 18, 2008, 5:59:48 PM (14 years ago)

Author:

Sam Hocevar

Message:

• Add meaningful error messages to img2oric.

File:

• www/img2oric/img2oric.c (modified) (3 diffs)

www/img2oric/img2oric.c

@@ -9 +9 @@
  *                 improve Floyd-Steinberg coefficient values
  *   Jun 14, 2008: Win32 version
+ *   Jun 18, 2008: add meaningful error messages
  *
  *  This program is free software. It comes without any warranty, to
@@ -424 +425 @@
 
     if(argc < 2)
+    {
+        fprintf(stderr, "Error: missing argument.\n");
+        fprintf(stderr, "Usage: img2oric <image>\n");
         return 1;
+    }
 
 #if defined _WIN32
@@ -433 +438 @@
 #endif
     if(!tmp)
+    {
+        fprintf(stderr, "Error: could not load image %s.\n", argv[1]);
+#if defined _WIN32
+        fprintf(stderr, "Maybe try with an 8-bpp or 24-bpp BMP file?\n");
+#endif
         return 2;
+    }
 
     f = fopen(ORICFILE ".TAP", "w");
     if(!f)
+    {
+        fprintf(stderr, "Error: could not open %s.TAP for writing.\n",
+                        ORICFILE);
         return 3;
+    }
     fwrite("\x16\x16\x16\x16\x24", 1, 5, f);
     fwrite("\x00\xff\x80\x00\xbf\x3f\xa0\x00", 1, 8, f);