view modules/readlinkat @ 40213:cc3fed3b7788

unilbrk/u*-possible-linebreaks: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unilbrk/u8-possible-linebreaks.c (u8_possible_linebreaks): Don't invoke memset with a zero size. * lib/unilbrk/u16-possible-linebreaks.c (u16_possible_linebreaks): Likewise. * lib/unilbrk/u32-possible-linebreaks.c (u32_possible_linebreaks): Adjust accordingly.
author Bruno Haible <bruno@clisp.org>
date Sat, 09 Mar 2019 00:27:19 +0100
parents 05d77e098e6e
children
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Description:
readlinkat() function: read symlinks relative to a directory

Files:
lib/readlinkat.c
lib/at-func.c
m4/readlinkat.m4

Depends-on:
unistd
extensions
at-internal     [test $HAVE_READLINKAT = 0]
dosname         [test $HAVE_READLINKAT = 0]
errno           [test $HAVE_READLINKAT = 0]
fchdir          [test $HAVE_READLINKAT = 0]
fcntl-h         [test $HAVE_READLINKAT = 0]
openat-die      [test $HAVE_READLINKAT = 0]
openat-h        [test $HAVE_READLINKAT = 0]
save-cwd        [test $HAVE_READLINKAT = 0]
readlink        [test $HAVE_READLINKAT = 0]

configure.ac:
gl_FUNC_READLINKAT
if test $HAVE_READLINKAT = 0 || test $REPLACE_READLINKAT = 1; then
  AC_LIBOBJ([readlinkat])
fi
gl_UNISTD_MODULE_INDICATOR([readlinkat])

Makefile.am:

Include:
<fcntl.h>
<unistd.h>

License:
GPL

Maintainer:
Jim Meyering, Eric Blake