[patch] solves text relocations in grub binary

grub-0.94-textrel.patch (text/plain), 999 bytes, created by Peter S. Mazinger on 2004-12-06 15:41:49 UTC

--- stage2/char_io.c.mps	Mon May 10 22:20:57 2004
+++ stage2/char_io.c	Mon May 10 22:27:54 2004
@@ -1162,33 +1162,42 @@
 }
 #endif /* ! STAGE1_5 */
 
+#ifdef __PIC__
+extern char _start[];
+extern char _end[];
+#endif
+
 int
 memcheck (int addr, int len)
 {
 #ifdef GRUB_UTIL
+#ifdef __PIC__
+  if (_start <= addr && _end > addr + len)
+#else
   static int start_addr (void)
     {
       int ret;
 # if defined(HAVE_START_SYMBOL)
       asm volatile ("movl	$start, %0" : "=a" (ret));
 # elif defined(HAVE_USCORE_START_SYMBOL)
       asm volatile ("movl	$_start, %0" : "=a" (ret));
 # endif
       return ret;
     }
 
   static int end_addr (void)
     {
       int ret;
 # if defined(HAVE_END_SYMBOL)
       asm volatile ("movl	$end, %0" : "=a" (ret));
 # elif defined(HAVE_USCORE_END_SYMBOL)
       asm volatile ("movl	$_end, %0" : "=a" (ret));
 # endif
       return ret;
     }
 
   if (start_addr () <= addr && end_addr () > addr + len)
+#endif
     return ! errnum;
 #endif /* GRUB_UTIL */