oric.c: allow to load invalid files that img2oric used to generate.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2862 92316355-f0b4-4df1-b90c-862c8a59935f

pipi/codec/oric.c

@@ -173,10 +173,10 @@ static int read_screen(char const *name, uint8_t *screen)
     if(ch != 0x24)
         goto syntax_error;
 
-    /* Skip the header */
+    /* Skip the header, ignoring the last byte’s value */
     if(fgetc(fp) != 0x00 || fgetc(fp) != 0xff || fgetc(fp) != 0x80
         || fgetc(fp) != 0x00 || fgetc(fp) != 0xbf || fgetc(fp) != 0x3f
-        || fgetc(fp) != 0xa0 || fgetc(fp) != 0x00 || fgetc(fp) != 0x00)
+        || fgetc(fp) != 0xa0 || fgetc(fp) != 0x00 || fgetc(fp) == EOF)
         goto syntax_error;
 
     /* Skip the file name, including trailing nul char */