| 1 | # serial 45 |
| 2 | # See if we need to use our replacement for Solaris' openat et al functions. |
| 3 | |
| 4 | dnl Copyright (C) 2004-2016 Free Software Foundation, Inc. |
| 5 | dnl This file is free software; the Free Software Foundation |
| 6 | dnl gives unlimited permission to copy and/or distribute it, |
| 7 | dnl with or without modifications, as long as this notice is preserved. |
| 8 | |
| 9 | # Written by Jim Meyering. |
| 10 | |
| 11 | AC_DEFUN([gl_FUNC_OPENAT], |
| 12 | [ |
| 13 | AC_REQUIRE([gl_FCNTL_H_DEFAULTS]) |
| 14 | AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) |
| 15 | AC_CHECK_FUNCS_ONCE([openat]) |
| 16 | AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK]) |
| 17 | case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in |
| 18 | yes+*yes) |
| 19 | ;; |
| 20 | yes+*) |
| 21 | # Solaris 9 has *at functions, but uniformly mishandles trailing |
| 22 | # slash in all of them. |
| 23 | REPLACE_OPENAT=1 |
| 24 | ;; |
| 25 | *) |
| 26 | HAVE_OPENAT=0 |
| 27 | ;; |
| 28 | esac |
| 29 | ]) |
| 30 | |
| 31 | # Prerequisites of lib/openat.c. |
| 32 | AC_DEFUN([gl_PREREQ_OPENAT], |
| 33 | [ |
| 34 | AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T]) |
| 35 | : |
| 36 | ]) |