PR/58208 CVS commit: src

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

The following reply was made to PR lib/58208; it has been noted by GNATS.

From: "Taylor R Campbell" <riastradh%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/58208 CVS commit: src
Date: Sat, 29 Mar 2025 19:40:42 +0000

 Module Name:	src
 Committed By:	riastradh
 Date:		Sat Mar 29 19:40:42 UTC 2025
 
 Modified Files:
 	src/lib/libc/gen: ctype_.c tolower_.c toupper_.c
 	src/tests/lib/libc/gen: t_ctype.c
 Added Files:
 	src/lib/libc/gen: ctype_guard.h
 
 Log Message:
 ctype(3): Put guard pages before the C ctype/tolower/toupper tables.
 
 This also only affects machines where char is signed for now.  (But
 maybe it would be worth doing unconditionally; users could still try
 to pass in explicit `signed char' inputs.)
 
 PR lib/58208: ctype(3) provides poor runtime feedback of abuse
 
 
 To generate a diff of this commit:
 cvs rdiff -u -r1.20 -r1.21 src/lib/libc/gen/ctype_.c
 cvs rdiff -u -r0 -r1.1 src/lib/libc/gen/ctype_guard.h
 cvs rdiff -u -r1.14 -r1.15 src/lib/libc/gen/tolower_.c \
     src/lib/libc/gen/toupper_.c
 cvs rdiff -u -r1.9 -r1.10 src/tests/lib/libc/gen/t_ctype.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.