Commit | Line | Data |
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316f8af0 | 1 | # unistd_h.m4 serial 61 |
e275c824 PE |
2 | dnl Copyright (C) 2006-2011 Free Software Foundation, Inc. |
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 Simon Josefsson, Bruno Haible. | |
8 | ||
9 | AC_DEFUN([gl_UNISTD_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_UNISTD_H_DEFAULTS]) | |
14 | AC_REQUIRE([AC_C_INLINE]) | |
15 | ||
16 | gl_CHECK_NEXT_HEADERS([unistd.h]) | |
e275c824 PE |
17 | if test $ac_cv_header_unistd_h = yes; then |
18 | HAVE_UNISTD_H=1 | |
19 | else | |
20 | HAVE_UNISTD_H=0 | |
21 | fi | |
22 | AC_SUBST([HAVE_UNISTD_H]) | |
23 | ||
3f44249e PE |
24 | dnl Ensure the type pid_t gets defined. |
25 | AC_REQUIRE([AC_TYPE_PID_T]) | |
26 | ||
e275c824 PE |
27 | dnl Check for declarations of anything we want to poison if the |
28 | dnl corresponding gnulib module is not in use. | |
316f8af0 PE |
29 | gl_WARN_ON_USE_PREPARE([[ |
30 | #if HAVE_UNISTD_H | |
31 | # include <unistd.h> | |
32 | #endif | |
e275c824 PE |
33 | /* Some systems declare various items in the wrong headers. */ |
34 | #if !(defined __GLIBC__ && !defined __UCLIBC__) | |
35 | # include <fcntl.h> | |
36 | # include <stdio.h> | |
37 | # include <stdlib.h> | |
38 | # if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ | |
39 | # include <io.h> | |
40 | # endif | |
41 | #endif | |
316f8af0 PE |
42 | ]], [chdir chown dup dup2 dup3 environ euidaccess faccessat fchdir fchownat |
43 | fdatasync fsync ftruncate getcwd getdomainname getdtablesize getgroups | |
e275c824 | 44 | gethostname getlogin getlogin_r getpagesize getusershell setusershell |
1fc5f204 PE |
45 | endusershell group_member lchown link linkat lseek pipe pipe2 pread pwrite |
46 | readlink readlinkat rmdir sleep symlink symlinkat ttyname_r unlink unlinkat | |
e275c824 PE |
47 | usleep]) |
48 | ]) | |
49 | ||
50 | AC_DEFUN([gl_UNISTD_MODULE_INDICATOR], | |
51 | [ | |
52 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. | |
53 | AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) | |
54 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) | |
55 | dnl Define it also as a C macro, for the benefit of the unit tests. | |
56 | gl_MODULE_INDICATOR_FOR_TESTS([$1]) | |
57 | ]) | |
58 | ||
59 | AC_DEFUN([gl_UNISTD_H_DEFAULTS], | |
60 | [ | |
316f8af0 | 61 | GNULIB_CHDIR=0; AC_SUBST([GNULIB_CHDIR]) |
cc2e7b46 PE |
62 | GNULIB_CHOWN=0; AC_SUBST([GNULIB_CHOWN]) |
63 | GNULIB_CLOSE=0; AC_SUBST([GNULIB_CLOSE]) | |
316f8af0 | 64 | GNULIB_DUP=0; AC_SUBST([GNULIB_DUP]) |
cc2e7b46 PE |
65 | GNULIB_DUP2=0; AC_SUBST([GNULIB_DUP2]) |
66 | GNULIB_DUP3=0; AC_SUBST([GNULIB_DUP3]) | |
67 | GNULIB_ENVIRON=0; AC_SUBST([GNULIB_ENVIRON]) | |
68 | GNULIB_EUIDACCESS=0; AC_SUBST([GNULIB_EUIDACCESS]) | |
69 | GNULIB_FACCESSAT=0; AC_SUBST([GNULIB_FACCESSAT]) | |
70 | GNULIB_FCHDIR=0; AC_SUBST([GNULIB_FCHDIR]) | |
71 | GNULIB_FCHOWNAT=0; AC_SUBST([GNULIB_FCHOWNAT]) | |
316f8af0 | 72 | GNULIB_FDATASYNC=0; AC_SUBST([GNULIB_FDATASYNC]) |
cc2e7b46 PE |
73 | GNULIB_FSYNC=0; AC_SUBST([GNULIB_FSYNC]) |
74 | GNULIB_FTRUNCATE=0; AC_SUBST([GNULIB_FTRUNCATE]) | |
75 | GNULIB_GETCWD=0; AC_SUBST([GNULIB_GETCWD]) | |
76 | GNULIB_GETDOMAINNAME=0; AC_SUBST([GNULIB_GETDOMAINNAME]) | |
77 | GNULIB_GETDTABLESIZE=0; AC_SUBST([GNULIB_GETDTABLESIZE]) | |
78 | GNULIB_GETGROUPS=0; AC_SUBST([GNULIB_GETGROUPS]) | |
79 | GNULIB_GETHOSTNAME=0; AC_SUBST([GNULIB_GETHOSTNAME]) | |
80 | GNULIB_GETLOGIN=0; AC_SUBST([GNULIB_GETLOGIN]) | |
81 | GNULIB_GETLOGIN_R=0; AC_SUBST([GNULIB_GETLOGIN_R]) | |
82 | GNULIB_GETPAGESIZE=0; AC_SUBST([GNULIB_GETPAGESIZE]) | |
83 | GNULIB_GETUSERSHELL=0; AC_SUBST([GNULIB_GETUSERSHELL]) | |
1fc5f204 | 84 | GNULIB_GROUP_MEMBER=0; AC_SUBST([GNULIB_GROUP_MEMBER]) |
cc2e7b46 PE |
85 | GNULIB_LCHOWN=0; AC_SUBST([GNULIB_LCHOWN]) |
86 | GNULIB_LINK=0; AC_SUBST([GNULIB_LINK]) | |
87 | GNULIB_LINKAT=0; AC_SUBST([GNULIB_LINKAT]) | |
88 | GNULIB_LSEEK=0; AC_SUBST([GNULIB_LSEEK]) | |
89 | GNULIB_PIPE=0; AC_SUBST([GNULIB_PIPE]) | |
90 | GNULIB_PIPE2=0; AC_SUBST([GNULIB_PIPE2]) | |
91 | GNULIB_PREAD=0; AC_SUBST([GNULIB_PREAD]) | |
92 | GNULIB_PWRITE=0; AC_SUBST([GNULIB_PWRITE]) | |
93 | GNULIB_READ=0; AC_SUBST([GNULIB_READ]) | |
94 | GNULIB_READLINK=0; AC_SUBST([GNULIB_READLINK]) | |
95 | GNULIB_READLINKAT=0; AC_SUBST([GNULIB_READLINKAT]) | |
96 | GNULIB_RMDIR=0; AC_SUBST([GNULIB_RMDIR]) | |
97 | GNULIB_SLEEP=0; AC_SUBST([GNULIB_SLEEP]) | |
98 | GNULIB_SYMLINK=0; AC_SUBST([GNULIB_SYMLINK]) | |
99 | GNULIB_SYMLINKAT=0; AC_SUBST([GNULIB_SYMLINKAT]) | |
100 | GNULIB_TTYNAME_R=0; AC_SUBST([GNULIB_TTYNAME_R]) | |
101 | GNULIB_UNISTD_H_GETOPT=0; AC_SUBST([GNULIB_UNISTD_H_GETOPT]) | |
102 | GNULIB_UNISTD_H_NONBLOCKING=0; AC_SUBST([GNULIB_UNISTD_H_NONBLOCKING]) | |
103 | GNULIB_UNISTD_H_SIGPIPE=0; AC_SUBST([GNULIB_UNISTD_H_SIGPIPE]) | |
104 | GNULIB_UNLINK=0; AC_SUBST([GNULIB_UNLINK]) | |
105 | GNULIB_UNLINKAT=0; AC_SUBST([GNULIB_UNLINKAT]) | |
106 | GNULIB_USLEEP=0; AC_SUBST([GNULIB_USLEEP]) | |
107 | GNULIB_WRITE=0; AC_SUBST([GNULIB_WRITE]) | |
e275c824 PE |
108 | dnl Assume proper GNU behavior unless another module says otherwise. |
109 | HAVE_CHOWN=1; AC_SUBST([HAVE_CHOWN]) | |
110 | HAVE_DUP2=1; AC_SUBST([HAVE_DUP2]) | |
111 | HAVE_DUP3=1; AC_SUBST([HAVE_DUP3]) | |
112 | HAVE_EUIDACCESS=1; AC_SUBST([HAVE_EUIDACCESS]) | |
113 | HAVE_FACCESSAT=1; AC_SUBST([HAVE_FACCESSAT]) | |
114 | HAVE_FCHDIR=1; AC_SUBST([HAVE_FCHDIR]) | |
115 | HAVE_FCHOWNAT=1; AC_SUBST([HAVE_FCHOWNAT]) | |
316f8af0 | 116 | HAVE_FDATASYNC=1; AC_SUBST([HAVE_FDATASYNC]) |
e275c824 PE |
117 | HAVE_FSYNC=1; AC_SUBST([HAVE_FSYNC]) |
118 | HAVE_FTRUNCATE=1; AC_SUBST([HAVE_FTRUNCATE]) | |
119 | HAVE_GETDTABLESIZE=1; AC_SUBST([HAVE_GETDTABLESIZE]) | |
120 | HAVE_GETGROUPS=1; AC_SUBST([HAVE_GETGROUPS]) | |
121 | HAVE_GETHOSTNAME=1; AC_SUBST([HAVE_GETHOSTNAME]) | |
122 | HAVE_GETLOGIN=1; AC_SUBST([HAVE_GETLOGIN]) | |
123 | HAVE_GETPAGESIZE=1; AC_SUBST([HAVE_GETPAGESIZE]) | |
1fc5f204 | 124 | HAVE_GROUP_MEMBER=1; AC_SUBST([HAVE_GROUP_MEMBER]) |
e275c824 PE |
125 | HAVE_LCHOWN=1; AC_SUBST([HAVE_LCHOWN]) |
126 | HAVE_LINK=1; AC_SUBST([HAVE_LINK]) | |
127 | HAVE_LINKAT=1; AC_SUBST([HAVE_LINKAT]) | |
128 | HAVE_PIPE=1; AC_SUBST([HAVE_PIPE]) | |
129 | HAVE_PIPE2=1; AC_SUBST([HAVE_PIPE2]) | |
130 | HAVE_PREAD=1; AC_SUBST([HAVE_PREAD]) | |
131 | HAVE_PWRITE=1; AC_SUBST([HAVE_PWRITE]) | |
132 | HAVE_READLINK=1; AC_SUBST([HAVE_READLINK]) | |
133 | HAVE_READLINKAT=1; AC_SUBST([HAVE_READLINKAT]) | |
134 | HAVE_SLEEP=1; AC_SUBST([HAVE_SLEEP]) | |
135 | HAVE_SYMLINK=1; AC_SUBST([HAVE_SYMLINK]) | |
136 | HAVE_SYMLINKAT=1; AC_SUBST([HAVE_SYMLINKAT]) | |
137 | HAVE_UNLINKAT=1; AC_SUBST([HAVE_UNLINKAT]) | |
138 | HAVE_USLEEP=1; AC_SUBST([HAVE_USLEEP]) | |
139 | HAVE_DECL_ENVIRON=1; AC_SUBST([HAVE_DECL_ENVIRON]) | |
140 | HAVE_DECL_FCHDIR=1; AC_SUBST([HAVE_DECL_FCHDIR]) | |
316f8af0 | 141 | HAVE_DECL_FDATASYNC=1; AC_SUBST([HAVE_DECL_FDATASYNC]) |
e275c824 PE |
142 | HAVE_DECL_GETDOMAINNAME=1; AC_SUBST([HAVE_DECL_GETDOMAINNAME]) |
143 | HAVE_DECL_GETLOGIN_R=1; AC_SUBST([HAVE_DECL_GETLOGIN_R]) | |
144 | HAVE_DECL_GETPAGESIZE=1; AC_SUBST([HAVE_DECL_GETPAGESIZE]) | |
145 | HAVE_DECL_GETUSERSHELL=1; AC_SUBST([HAVE_DECL_GETUSERSHELL]) | |
146 | HAVE_DECL_TTYNAME_R=1; AC_SUBST([HAVE_DECL_TTYNAME_R]) | |
147 | HAVE_OS_H=0; AC_SUBST([HAVE_OS_H]) | |
148 | HAVE_SYS_PARAM_H=0; AC_SUBST([HAVE_SYS_PARAM_H]) | |
149 | REPLACE_CHOWN=0; AC_SUBST([REPLACE_CHOWN]) | |
150 | REPLACE_CLOSE=0; AC_SUBST([REPLACE_CLOSE]) | |
151 | REPLACE_DUP=0; AC_SUBST([REPLACE_DUP]) | |
152 | REPLACE_DUP2=0; AC_SUBST([REPLACE_DUP2]) | |
153 | REPLACE_FCHOWNAT=0; AC_SUBST([REPLACE_FCHOWNAT]) | |
154 | REPLACE_GETCWD=0; AC_SUBST([REPLACE_GETCWD]) | |
155 | REPLACE_GETDOMAINNAME=0; AC_SUBST([REPLACE_GETDOMAINNAME]) | |
156 | REPLACE_GETLOGIN_R=0; AC_SUBST([REPLACE_GETLOGIN_R]) | |
157 | REPLACE_GETGROUPS=0; AC_SUBST([REPLACE_GETGROUPS]) | |
158 | REPLACE_GETPAGESIZE=0; AC_SUBST([REPLACE_GETPAGESIZE]) | |
159 | REPLACE_LCHOWN=0; AC_SUBST([REPLACE_LCHOWN]) | |
160 | REPLACE_LINK=0; AC_SUBST([REPLACE_LINK]) | |
161 | REPLACE_LINKAT=0; AC_SUBST([REPLACE_LINKAT]) | |
162 | REPLACE_LSEEK=0; AC_SUBST([REPLACE_LSEEK]) | |
163 | REPLACE_PREAD=0; AC_SUBST([REPLACE_PREAD]) | |
164 | REPLACE_PWRITE=0; AC_SUBST([REPLACE_PWRITE]) | |
cc2e7b46 | 165 | REPLACE_READ=0; AC_SUBST([REPLACE_READ]) |
e275c824 PE |
166 | REPLACE_READLINK=0; AC_SUBST([REPLACE_READLINK]) |
167 | REPLACE_RMDIR=0; AC_SUBST([REPLACE_RMDIR]) | |
168 | REPLACE_SLEEP=0; AC_SUBST([REPLACE_SLEEP]) | |
169 | REPLACE_SYMLINK=0; AC_SUBST([REPLACE_SYMLINK]) | |
170 | REPLACE_TTYNAME_R=0; AC_SUBST([REPLACE_TTYNAME_R]) | |
171 | REPLACE_UNLINK=0; AC_SUBST([REPLACE_UNLINK]) | |
172 | REPLACE_UNLINKAT=0; AC_SUBST([REPLACE_UNLINKAT]) | |
173 | REPLACE_USLEEP=0; AC_SUBST([REPLACE_USLEEP]) | |
174 | REPLACE_WRITE=0; AC_SUBST([REPLACE_WRITE]) | |
175 | UNISTD_H_HAVE_WINSOCK2_H=0; AC_SUBST([UNISTD_H_HAVE_WINSOCK2_H]) | |
176 | UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0; | |
177 | AC_SUBST([UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS]) | |
178 | ]) |