tests: Accommodate a shell that is not in /bin/sh. * tests/init.sh (setup_): Set srcdir and builddir. (BOURNE_SHELL): New variable. * modules/acl-tests (Depends-on): Add 'test-framework-sh'. * modules/file-has-acl-tests (Depends-on): Likewise. * modules/copy-file-tests (Depends-on): Likewise. * tests/test-set-mode-acl-1.sh: Use the test framework. Invoke shell scripts through $BOURNE_SHELL. * tests/test-set-mode-acl-2.sh: Likewise. * tests/test-copy-acl-1.sh: Likewise. * tests/test-copy-acl-2.sh: Likewise. * tests/test-file-has-acl-1.sh: Likewise. * tests/test-file-has-acl-2.sh: Likewise. * tests/test-copy-file-1.sh: Likewise. * tests/test-copy-file-2.sh: Likewise. * tests/test-set-mode-acl.sh (builddir): Consider value set by the invoker. * tests/test-copy-acl.sh (builddir): Likewise. * tests/test-file-has-acl.sh (builddir): Likewise. * tests/test-copy-file.sh (builddir): Likewise. * tests/test-vc-list-files-cvs.sh: Don't create shims for executables in build-aux/. Instead, invoke shell scripts through $BOURNE_SHELL. * tests/test-vc-list-files-git.sh: Likewise.

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