readlinkat: split into its own module * modules/symlinkat: Split readlinkat... * modules/readlinkat: ...into separate module. * m4/symlinkat.m4 (gl_FUNC_SYMLINKAT): Move readlinkat check... * m4/readlinkat.m4 (gl_FUNC_READLINAT): ...to new file. * lib/symlinkat.c (readlinkat): Move... * lib/readlinkat.c: ...into new file. * modules/symlinkat-tests: Split readlinkat test... * modules/readlinkat-tests: ...into separate module. * tests/test-symlinkat.c: Split... * tests/test-readlinkat.c: ...into new file. * NEWS: Document the split. * doc/posix-functions/readlinkat.texi (readlinkat): Likewise. * lib/unistd.in.h (readlinkat): Likewise. Suggested by Bruno Haible. Signed-off-by: Eric Blake <eblake@redhat.com>

Description:
symlinkat(): create symlinks relative to a directory

Files:
lib/symlinkat.c
m4/symlinkat.m4

Depends-on:
extensions
fcntl-h
openat
symlink
unistd

configure.ac:
gl_FUNC_SYMLINKAT
gl_UNISTD_MODULE_INDICATOR([symlinkat])

Makefile.am:

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

License:
GPL

Maintainer:
Jim Meyering, Eric Blake