fixed minor bug in png loader.... added copying file :)

SVN revision: 28

COPYING

@@ -0,0 +1,18 @@
+Copyright (C) 1999 Carsten Haitzler and various contributors 
+ 
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to
+deal in the Software without restriction, including without limitation the
+rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+sell copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+  
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+   
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

loader_png.c

@@ -150,13 +150,19 @@ save (ImlibImage *im)
 void 
 formats (ImlibLoader *l)
 {  
+   /* this is the only bit you have to change... */
    char *list_formats[] = 
      { "png" };
-   int num_formats = 1;
-   int i;
-   
-   l->formats = malloc(sizeof(char *) * num_formats);
-   for (i = 0; i < num_formats; i++)
-      l->formats[i] = strdup(list_formats[i]);
+
+   /* don't bother changing any of this - it just reads this in and sets */
+   /* the struct values and makes copies */
+     {
+	int i;
+	
+	l->num_formats = (sizeof(list_formats) / sizeof (char *));
+	l->formats = malloc(sizeof(char *) * l->num_formats);
+	for (i = 0; i < l->num_formats; i++)
+	   l->formats[i] = strdup(list_formats[i]);
+     }
 }