view modules/chdir-long @ 40212:8da9577294da

unistr/*, uniconv/*: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unistr/u-cpy.h (FUNC): Don't invoke memcpy with a zero size. * lib/unistr/u-cpy-alloc.h (FUNC): Likewise. * lib/uniconv/u8-conv-from-enc.c (u8_conv_from_encoding): Likewise. * lib/uniconv/u8-conv-to-enc.c (u8_conv_to_encoding): Likewise.
author Bruno Haible <bruno@clisp.org>
date Sat, 09 Mar 2019 00:01:47 +0100
parents 39c9960ea17b
children
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Description:
chdir-like function that tries not to fail due to ENAMETOOLONG

Files:
lib/chdir-long.h
lib/chdir-long.c
m4/chdir-long.m4
m4/pathmax.m4

Depends-on:
unistd
pathmax
chdir
assure          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
atexit          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
fchdir          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
fcntl-h         [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
openat          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
memchr          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
mempcpy         [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
memrchr         [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
stdbool         [test $gl_cv_have_arbitrary_file_name_length_limit = yes]
stdlib          [test $gl_cv_have_arbitrary_file_name_length_limit = yes]

configure.ac:
gl_FUNC_CHDIR_LONG
if test $gl_cv_have_arbitrary_file_name_length_limit = yes; then
  AC_LIBOBJ([chdir-long])
  gl_PREREQ_CHDIR_LONG
fi

Makefile.am:

Include:
"chdir-long.h"

License:
GPL

Maintainer:
Jim Meyering