More conditional dependencies. * modules/faccessat (Depends-on): Add conditions. * modules/fchmodat (Depends-on): Likewise. * modules/fchownat (Depends-on): Likewise. * modules/fstatat (Depends-on): Likewise. * modules/mkfifoat (Depends-on): Likewise. * modules/readlinkat (Depends-on): Likewise. * modules/symlinkat (Depends-on): Likewise. * modules/unlinkat (Depends-on): Likewise. * modules/utimensat (Depends-on): Likewise. * modules/mkdirat (Depends-on): Add sys_stat. Add conditions. * modules/linkat (Depends-on): Refine the conditions. * modules/renameat (Depends-on): Likewise.

Description:
perror() function: print a message describing error code.

Files:
lib/perror.c
m4/perror.m4

Depends-on:
stdio
errno            [test $REPLACE_PERROR = 1]
strerror-override [test $REPLACE_PERROR = 1]
strerror_r-posix [test $REPLACE_PERROR = 1]

configure.ac:
gl_FUNC_PERROR
if test $REPLACE_PERROR = 1; then
  AC_LIBOBJ([perror])
fi
gl_STRING_MODULE_INDICATOR([perror])

Makefile.am:

Include:
<stdio.h>

License:
LGPLv2+

Maintainer:
all