Date:	Thu, 06 Mar 2003 11:26:58 +0000
From:	"Richard Dawe" <rich AT phekda DOT freeserve DOT co DOT uk>
Sender:	rich AT phekda DOT freeserve DOT co DOT uk
To:	djgpp-workers AT delorie DOT com
X-Mailer:	Emacs 21.3.50 (via feedmail 8.3.emacs20_6 I) and Blat ver 1.8.6
Subject:	New POSIX: _tolower, _toupper [PATCH]
Message-Id:	<E18qtTk-0000VP-00@phekda.freeserve.co.uk>
Reply-To:	djgpp-workers AT delorie DOT com

Hello.

Below is a patch to add the _tolower and _toupper functions
required by new POSIX.

OK to commit?

Bye, Rich =]

Index: include/ctype.h
===================================================================
RCS file: /cvs/djgpp/djgpp/include/ctype.h,v
retrieving revision 1.3
diff -p -c -3 -r1.3 ctype.h
*** include/ctype.h	20 Feb 2003 19:07:47 -0000	1.3
--- include/ctype.h	6 Mar 2003 11:22:04 -0000
*************** int	isblank(int c);
*** 42,47 ****
--- 42,54 ----
  
  #ifndef __STRICT_ANSI__
  
+ int	_tolower(int c);
+ int	_toupper(int c);
+ 
+ #ifndef __dj_ENFORCE_FUNCTION_CALLS
+ #include <inlines/ctype.hp>
+ #endif /* !__dj_ENFORCE_FUNCTION_CALLS */
+ 
  #ifndef _POSIX_SOURCE
  
  int	isascii(int c);
Index: src/docs/kb/wc204.txi
===================================================================
RCS file: /cvs/djgpp/djgpp/src/docs/kb/wc204.txi,v
retrieving revision 1.145
diff -p -c -3 -r1.145 wc204.txi
*** src/docs/kb/wc204.txi	2 Mar 2003 23:16:37 -0000	1.145
--- src/docs/kb/wc204.txi	6 Mar 2003 11:22:15 -0000
*************** to @code{EBADF}.
*** 904,906 ****
--- 904,910 ----
  @findex perror
  The function @code{perror} no longer prints a colon and blank if called
  with a null pointer or a pointer to a null string.
+ 
+ @findex _tolower
+ @findex _toupper
+ The functions @code{_tolower} and @code{_toupper} were added.
*** /dev/null	Thu Mar  6 11:26:07 2003
--- include/inlines/ctype.hp	Wed Mar  5 17:54:04 2003
***************
*** 0 ****
--- 1,11 ----
+ /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
+ #ifndef __dj_include_inline_ctype_hp_
+ #define __dj_include_inline_ctype_hp_
+ 
+ extern unsigned char __dj_ctype_toupper[];
+ extern unsigned char __dj_ctype_tolower[];
+ 
+ #define _tolower(c) (__dj_ctype_tolower[(int)(c)+1])
+ #define _toupper(c) (__dj_ctype_toupper[(int)(c)+1])
+ 
+ #endif /* __dj_include_inline_ctype_hp_ */
*** /dev/null	Thu Mar  6 11:26:07 2003
--- src/libc/posix/ctype/makefile	Wed Mar  5 17:59:32 2003
***************
*** 0 ****
--- 1,7 ----
+ # Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details
+ TOP=../..
+ 
+ SRC += _tolower.S
+ SRC += _toupper.S
+ 
+ include $(TOP)/../makefile.inc
*** /dev/null	Thu Mar  6 11:26:07 2003
--- src/libc/posix/ctype/_tolower.S	Wed Mar  5 18:42:06 2003
***************
*** 0 ****
--- 1,4 ----
+ /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
+ 	.global	__tolower
+ __tolower:
+ 	jmp	_tolower
*** /dev/null	Thu Mar  6 11:26:07 2003
--- src/libc/posix/ctype/_tolower.txh	Wed Mar  5 18:03:26 2003
***************
*** 0 ****
--- 1,33 ----
+ @c ----------------------------------------------------------------------
+ @node _tolower, ctype
+ @findex _tolower
+ @subheading Syntax
+ 
+ @example
+ #include <ctype.h>
+ 
+ int _tolower(int c);
+ @end example
+ 
+ @subheading Description
+ 
+ This function returns @var{c}, converting it to lower case.  For the reverse,
+ use @code{_toupper} (@pxref{_toupper}).
+ 
+ This function is like @code{tolower} (@pxref{tolower}), except that
+ the caller should ensure that @var{c} is upper case.
+ 
+ @subheading Return Value
+ 
+ The lower case letter.
+ 
+ @subheading Portability
+ 
+ @portability !ansi, posix
+ 
+ @subheading Example
+ 
+ @example
+ for (i=0; buf[i]; i++)
+   buf[i] = _tolower(buf[i]);
+ @end example
*** /dev/null	Thu Mar  6 11:26:07 2003
--- src/libc/posix/ctype/_toupper.S	Wed Mar  5 18:42:06 2003
***************
*** 0 ****
--- 1,4 ----
+ /* Copyright (C) 2003 DJ Delorie, see COPYING.DJ for details */
+ 	.global	__toupper
+ __toupper:
+ 	jmp	_toupper
*** /dev/null	Thu Mar  6 11:26:07 2003
--- src/libc/posix/ctype/_toupper.txh	Wed Mar  5 18:03:36 2003
***************
*** 0 ****
--- 1,33 ----
+ @c ----------------------------------------------------------------------
+ @node _toupper, ctype
+ @findex _toupper
+ @subheading Syntax
+ 
+ @example
+ #include <ctype.h>
+ 
+ int _toupper(int c);
+ @end example
+ 
+ @subheading Description
+ 
+ This function returns @var{c}, converting it to upper case.  For the reverse,
+ use @code{_tolower} (@pxref{_tolower}).
+ 
+ This function is like @code{toupper} (@pxref{toupper}), except that
+ the caller should ensure that @var{c} is lower case.
+ 
+ @subheading Return Value
+ 
+ The upper case letter.
+ 
+ @subheading Portability
+ 
+ @portability !ansi, posix
+ 
+ @subheading Example
+ 
+ @example
+ for (i=0; buf[i]; i++)
+   buf[i] = _toupper(buf[i]);
+ @end example

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