Patch to use more safe-ctype macros

[Kaveh R. Ghazi]

 > From: DJ Delorie <dj@redhat.com>
 > 
 > Please just put the original function and prototype back in.  There is
 > no reason to have removed it in the first place.  If it were me, I
 > would have not touched libiberty.h at all, and only given the array a
 > useful initial value for those programs that forget to call hex_init -
 > but I still would have documented that programs must call hex_init
 > before using the functions.  At some point in the future (EBCDIC
 > variants?)  it might become mandatory to call it, and it's easier to
 > just document it that way all along.
 > 
 > However, I don't mind _hex_value[] becoming a const, and having an
 > empty hex_init function in libiberty/hex.c for now.  But please have
 > *a* function there, else the ABI for existing libiberty shared
 > libraries changes in an incompatible way.

Ah.


Ok?


2001-10-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

include:
	* libiberty.h (hex_init): Prototype.

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


diff -rup orig/egcs-CVS20011022/include/libiberty.h egcs-CVS20011022/include/libiberty.h
--- orig/egcs-CVS20011022/include/libiberty.h	Mon Oct 22 18:29:34 2001
+++ egcs-CVS20011022/include/libiberty.h	Mon Oct 22 22:38:25 2001
@@ -241,6 +241,7 @@ extern PTR xmemdup PARAMS ((const PTR, s
 #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.  */
diff -rup orig/egcs-CVS20011022/libiberty/hex.c egcs-CVS20011022/libiberty/hex.c
--- orig/egcs-CVS20011022/libiberty/hex.c	Mon Oct 22 18:29:34 2001
+++ egcs-CVS20011022/libiberty/hex.c	Mon Oct 22 22:40:04 2001
@@ -20,6 +20,11 @@ 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 \