libiberty.h (hex_init): Revert delete.

include:
	* libiberty.h (hex_init): Revert delete.

libiberty:
	* hex.c (hex_init): Provide empty stub.

From-SVN: r46421

include/ChangeLog

 2001-10-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* libiberty.h (hex_init): Revert delete.
+
 	* libiberty.h (_hex_value): Const-ify.
 	(hex_init): Delete.
 

include/libiberty.h

@@ -241,6 +241,7 @@ extern PTR xmemdup PARAMS ((const PTR, size_t, size_t)) ATTRIBUTE_MALLOC;
 #define _hex_array_size 256
 #define _hex_bad	99
 extern const char _hex_value[_hex_array_size];
+extern void hex_init PARAMS ((void));
 #define hex_p(c)	(hex_value (c) != _hex_bad)
 /* If you change this, note well: Some code relies on side effects in
    the argument being performed exactly once.  */

libiberty/ChangeLog

 2001-10-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* hex.c (hex_init): Provide empty stub.
+
 	* hex.c (hex_init): Delete.
 	(_hex_value): Const-ify and initialize at compile-time.
 

libiberty/hex.c

@@ -20,6 +20,12 @@ Boston, MA 02111-1307, USA.  */
 #include <stdio.h>  /* for EOF */
 #include "libiberty.h"
 
+/* Provided for ABI compatibility.  */
+void
+hex_init ()
+{
+}
+
 /* Are we ASCII? */
 #if '\n' == 0x0A && ' ' == 0x20 && '0' == 0x30 \
   && 'A' == 0x41 && 'a' == 0x61 && '!' == 0x21 \