Commit | Line | Data |
---|---|---|
e26b6bb0 | 1 | # dirent_h.m4 serial 16 |
49e4877c | 2 | dnl Copyright (C) 2008-2016 Free Software Foundation, Inc. |
e26b6bb0 TT |
3 | dnl This file is free software; the Free Software Foundation |
4 | dnl gives unlimited permission to copy and/or distribute it, | |
5 | dnl with or without modifications, as long as this notice is preserved. | |
6 | ||
7 | dnl Written by Bruno Haible. | |
8 | ||
9 | AC_DEFUN([gl_DIRENT_H], | |
10 | [ | |
11 | dnl Use AC_REQUIRE here, so that the default behavior below is expanded | |
12 | dnl once only, before all statements that occur in other macros. | |
13 | AC_REQUIRE([gl_DIRENT_H_DEFAULTS]) | |
14 | ||
15 | dnl <dirent.h> is always overridden, because of GNULIB_POSIXCHECK. | |
16 | gl_CHECK_NEXT_HEADERS([dirent.h]) | |
17 | if test $ac_cv_header_dirent_h = yes; then | |
18 | HAVE_DIRENT_H=1 | |
19 | else | |
20 | HAVE_DIRENT_H=0 | |
21 | fi | |
22 | AC_SUBST([HAVE_DIRENT_H]) | |
23 | ||
24 | dnl Check for declarations of anything we want to poison if the | |
25 | dnl corresponding gnulib module is not in use. | |
26 | gl_WARN_ON_USE_PREPARE([[#include <dirent.h> | |
27 | ]], [alphasort closedir dirfd fdopendir opendir readdir rewinddir scandir]) | |
28 | ]) | |
29 | ||
30 | AC_DEFUN([gl_DIRENT_MODULE_INDICATOR], | |
31 | [ | |
32 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. | |
33 | AC_REQUIRE([gl_DIRENT_H_DEFAULTS]) | |
34 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) | |
35 | dnl Define it also as a C macro, for the benefit of the unit tests. | |
36 | gl_MODULE_INDICATOR_FOR_TESTS([$1]) | |
37 | ]) | |
38 | ||
39 | AC_DEFUN([gl_DIRENT_H_DEFAULTS], | |
40 | [ | |
41 | AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR | |
42 | GNULIB_OPENDIR=0; AC_SUBST([GNULIB_OPENDIR]) | |
43 | GNULIB_READDIR=0; AC_SUBST([GNULIB_READDIR]) | |
44 | GNULIB_REWINDDIR=0; AC_SUBST([GNULIB_REWINDDIR]) | |
45 | GNULIB_CLOSEDIR=0; AC_SUBST([GNULIB_CLOSEDIR]) | |
46 | GNULIB_DIRFD=0; AC_SUBST([GNULIB_DIRFD]) | |
47 | GNULIB_FDOPENDIR=0; AC_SUBST([GNULIB_FDOPENDIR]) | |
48 | GNULIB_SCANDIR=0; AC_SUBST([GNULIB_SCANDIR]) | |
49 | GNULIB_ALPHASORT=0; AC_SUBST([GNULIB_ALPHASORT]) | |
50 | dnl Assume proper GNU behavior unless another module says otherwise. | |
51 | HAVE_OPENDIR=1; AC_SUBST([HAVE_OPENDIR]) | |
52 | HAVE_READDIR=1; AC_SUBST([HAVE_READDIR]) | |
53 | HAVE_REWINDDIR=1; AC_SUBST([HAVE_REWINDDIR]) | |
54 | HAVE_CLOSEDIR=1; AC_SUBST([HAVE_CLOSEDIR]) | |
55 | HAVE_DECL_DIRFD=1; AC_SUBST([HAVE_DECL_DIRFD]) | |
56 | HAVE_DECL_FDOPENDIR=1;AC_SUBST([HAVE_DECL_FDOPENDIR]) | |
57 | HAVE_FDOPENDIR=1; AC_SUBST([HAVE_FDOPENDIR]) | |
58 | HAVE_SCANDIR=1; AC_SUBST([HAVE_SCANDIR]) | |
59 | HAVE_ALPHASORT=1; AC_SUBST([HAVE_ALPHASORT]) | |
60 | REPLACE_OPENDIR=0; AC_SUBST([REPLACE_OPENDIR]) | |
61 | REPLACE_CLOSEDIR=0; AC_SUBST([REPLACE_CLOSEDIR]) | |
62 | REPLACE_DIRFD=0; AC_SUBST([REPLACE_DIRFD]) | |
63 | REPLACE_FDOPENDIR=0; AC_SUBST([REPLACE_FDOPENDIR]) | |
64 | ]) |