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.
