2015-08-24 17:50:00 +00:00
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# unistd_h.m4 serial 68
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dnl Copyright (C) 2006-2015 Free Software Foundation, Inc.
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2013-07-01 11:18:09 +00:00
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl Written by Simon Josefsson, Bruno Haible.
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AC_DEFUN([gl_UNISTD_H],
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[
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dnl Use AC_REQUIRE here, so that the default behavior below is expanded
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dnl once only, before all statements that occur in other macros.
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AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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gl_CHECK_NEXT_HEADERS([unistd.h])
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if test $ac_cv_header_unistd_h = yes; then
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HAVE_UNISTD_H=1
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else
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HAVE_UNISTD_H=0
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fi
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AC_SUBST([HAVE_UNISTD_H])
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dnl Ensure the type pid_t gets defined.
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AC_REQUIRE([AC_TYPE_PID_T])
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dnl Determine WINDOWS_64_BIT_OFF_T.
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AC_REQUIRE([gl_TYPE_OFF_T])
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dnl Check for declarations of anything we want to poison if the
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dnl corresponding gnulib module is not in use.
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gl_WARN_ON_USE_PREPARE([[
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#if HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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/* Some systems declare various items in the wrong headers. */
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#if !(defined __GLIBC__ && !defined __UCLIBC__)
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# include <fcntl.h>
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# include <stdio.h>
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# include <stdlib.h>
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# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
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# include <io.h>
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# endif
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#endif
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]], [chdir chown dup dup2 dup3 environ euidaccess faccessat fchdir fchownat
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fdatasync fsync ftruncate getcwd getdomainname getdtablesize getgroups
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gethostname getlogin getlogin_r getpagesize
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getusershell setusershell endusershell
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group_member isatty lchown link linkat lseek pipe pipe2 pread pwrite
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readlink readlinkat rmdir sethostname sleep symlink symlinkat ttyname_r
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unlink unlinkat usleep])
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])
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AC_DEFUN([gl_UNISTD_MODULE_INDICATOR],
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[
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dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
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AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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gl_MODULE_INDICATOR_SET_VARIABLE([$1])
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dnl Define it also as a C macro, for the benefit of the unit tests.
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gl_MODULE_INDICATOR_FOR_TESTS([$1])
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])
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AC_DEFUN([gl_UNISTD_H_DEFAULTS],
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[
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GNULIB_CHDIR=0; AC_SUBST([GNULIB_CHDIR])
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GNULIB_CHOWN=0; AC_SUBST([GNULIB_CHOWN])
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GNULIB_CLOSE=0; AC_SUBST([GNULIB_CLOSE])
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GNULIB_DUP=0; AC_SUBST([GNULIB_DUP])
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GNULIB_DUP2=0; AC_SUBST([GNULIB_DUP2])
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GNULIB_DUP3=0; AC_SUBST([GNULIB_DUP3])
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GNULIB_ENVIRON=0; AC_SUBST([GNULIB_ENVIRON])
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GNULIB_EUIDACCESS=0; AC_SUBST([GNULIB_EUIDACCESS])
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GNULIB_FACCESSAT=0; AC_SUBST([GNULIB_FACCESSAT])
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GNULIB_FCHDIR=0; AC_SUBST([GNULIB_FCHDIR])
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GNULIB_FCHOWNAT=0; AC_SUBST([GNULIB_FCHOWNAT])
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GNULIB_FDATASYNC=0; AC_SUBST([GNULIB_FDATASYNC])
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GNULIB_FSYNC=0; AC_SUBST([GNULIB_FSYNC])
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GNULIB_FTRUNCATE=0; AC_SUBST([GNULIB_FTRUNCATE])
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GNULIB_GETCWD=0; AC_SUBST([GNULIB_GETCWD])
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GNULIB_GETDOMAINNAME=0; AC_SUBST([GNULIB_GETDOMAINNAME])
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GNULIB_GETDTABLESIZE=0; AC_SUBST([GNULIB_GETDTABLESIZE])
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GNULIB_GETGROUPS=0; AC_SUBST([GNULIB_GETGROUPS])
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GNULIB_GETHOSTNAME=0; AC_SUBST([GNULIB_GETHOSTNAME])
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GNULIB_GETLOGIN=0; AC_SUBST([GNULIB_GETLOGIN])
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GNULIB_GETLOGIN_R=0; AC_SUBST([GNULIB_GETLOGIN_R])
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GNULIB_GETPAGESIZE=0; AC_SUBST([GNULIB_GETPAGESIZE])
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GNULIB_GETUSERSHELL=0; AC_SUBST([GNULIB_GETUSERSHELL])
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GNULIB_GROUP_MEMBER=0; AC_SUBST([GNULIB_GROUP_MEMBER])
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GNULIB_ISATTY=0; AC_SUBST([GNULIB_ISATTY])
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GNULIB_LCHOWN=0; AC_SUBST([GNULIB_LCHOWN])
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GNULIB_LINK=0; AC_SUBST([GNULIB_LINK])
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GNULIB_LINKAT=0; AC_SUBST([GNULIB_LINKAT])
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GNULIB_LSEEK=0; AC_SUBST([GNULIB_LSEEK])
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GNULIB_PIPE=0; AC_SUBST([GNULIB_PIPE])
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GNULIB_PIPE2=0; AC_SUBST([GNULIB_PIPE2])
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GNULIB_PREAD=0; AC_SUBST([GNULIB_PREAD])
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GNULIB_PWRITE=0; AC_SUBST([GNULIB_PWRITE])
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GNULIB_READ=0; AC_SUBST([GNULIB_READ])
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GNULIB_READLINK=0; AC_SUBST([GNULIB_READLINK])
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GNULIB_READLINKAT=0; AC_SUBST([GNULIB_READLINKAT])
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GNULIB_RMDIR=0; AC_SUBST([GNULIB_RMDIR])
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GNULIB_SETHOSTNAME=0; AC_SUBST([GNULIB_SETHOSTNAME])
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GNULIB_SLEEP=0; AC_SUBST([GNULIB_SLEEP])
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GNULIB_SYMLINK=0; AC_SUBST([GNULIB_SYMLINK])
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GNULIB_SYMLINKAT=0; AC_SUBST([GNULIB_SYMLINKAT])
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GNULIB_TTYNAME_R=0; AC_SUBST([GNULIB_TTYNAME_R])
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GNULIB_UNISTD_H_NONBLOCKING=0; AC_SUBST([GNULIB_UNISTD_H_NONBLOCKING])
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GNULIB_UNISTD_H_SIGPIPE=0; AC_SUBST([GNULIB_UNISTD_H_SIGPIPE])
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GNULIB_UNLINK=0; AC_SUBST([GNULIB_UNLINK])
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GNULIB_UNLINKAT=0; AC_SUBST([GNULIB_UNLINKAT])
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GNULIB_USLEEP=0; AC_SUBST([GNULIB_USLEEP])
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GNULIB_WRITE=0; AC_SUBST([GNULIB_WRITE])
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dnl Assume proper GNU behavior unless another module says otherwise.
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HAVE_CHOWN=1; AC_SUBST([HAVE_CHOWN])
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HAVE_DUP2=1; AC_SUBST([HAVE_DUP2])
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HAVE_DUP3=1; AC_SUBST([HAVE_DUP3])
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HAVE_EUIDACCESS=1; AC_SUBST([HAVE_EUIDACCESS])
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HAVE_FACCESSAT=1; AC_SUBST([HAVE_FACCESSAT])
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HAVE_FCHDIR=1; AC_SUBST([HAVE_FCHDIR])
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HAVE_FCHOWNAT=1; AC_SUBST([HAVE_FCHOWNAT])
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HAVE_FDATASYNC=1; AC_SUBST([HAVE_FDATASYNC])
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HAVE_FSYNC=1; AC_SUBST([HAVE_FSYNC])
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HAVE_FTRUNCATE=1; AC_SUBST([HAVE_FTRUNCATE])
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HAVE_GETDTABLESIZE=1; AC_SUBST([HAVE_GETDTABLESIZE])
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HAVE_GETGROUPS=1; AC_SUBST([HAVE_GETGROUPS])
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HAVE_GETHOSTNAME=1; AC_SUBST([HAVE_GETHOSTNAME])
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HAVE_GETLOGIN=1; AC_SUBST([HAVE_GETLOGIN])
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HAVE_GETPAGESIZE=1; AC_SUBST([HAVE_GETPAGESIZE])
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HAVE_GROUP_MEMBER=1; AC_SUBST([HAVE_GROUP_MEMBER])
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HAVE_LCHOWN=1; AC_SUBST([HAVE_LCHOWN])
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HAVE_LINK=1; AC_SUBST([HAVE_LINK])
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HAVE_LINKAT=1; AC_SUBST([HAVE_LINKAT])
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HAVE_PIPE=1; AC_SUBST([HAVE_PIPE])
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HAVE_PIPE2=1; AC_SUBST([HAVE_PIPE2])
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HAVE_PREAD=1; AC_SUBST([HAVE_PREAD])
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HAVE_PWRITE=1; AC_SUBST([HAVE_PWRITE])
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HAVE_READLINK=1; AC_SUBST([HAVE_READLINK])
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HAVE_READLINKAT=1; AC_SUBST([HAVE_READLINKAT])
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HAVE_SETHOSTNAME=1; AC_SUBST([HAVE_SETHOSTNAME])
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HAVE_SLEEP=1; AC_SUBST([HAVE_SLEEP])
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HAVE_SYMLINK=1; AC_SUBST([HAVE_SYMLINK])
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HAVE_SYMLINKAT=1; AC_SUBST([HAVE_SYMLINKAT])
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HAVE_UNLINKAT=1; AC_SUBST([HAVE_UNLINKAT])
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HAVE_USLEEP=1; AC_SUBST([HAVE_USLEEP])
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HAVE_DECL_ENVIRON=1; AC_SUBST([HAVE_DECL_ENVIRON])
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HAVE_DECL_FCHDIR=1; AC_SUBST([HAVE_DECL_FCHDIR])
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HAVE_DECL_FDATASYNC=1; AC_SUBST([HAVE_DECL_FDATASYNC])
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HAVE_DECL_GETDOMAINNAME=1; AC_SUBST([HAVE_DECL_GETDOMAINNAME])
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HAVE_DECL_GETLOGIN_R=1; AC_SUBST([HAVE_DECL_GETLOGIN_R])
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HAVE_DECL_GETPAGESIZE=1; AC_SUBST([HAVE_DECL_GETPAGESIZE])
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HAVE_DECL_GETUSERSHELL=1; AC_SUBST([HAVE_DECL_GETUSERSHELL])
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HAVE_DECL_SETHOSTNAME=1; AC_SUBST([HAVE_DECL_SETHOSTNAME])
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HAVE_DECL_TTYNAME_R=1; AC_SUBST([HAVE_DECL_TTYNAME_R])
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HAVE_OS_H=0; AC_SUBST([HAVE_OS_H])
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HAVE_SYS_PARAM_H=0; AC_SUBST([HAVE_SYS_PARAM_H])
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REPLACE_CHOWN=0; AC_SUBST([REPLACE_CHOWN])
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REPLACE_CLOSE=0; AC_SUBST([REPLACE_CLOSE])
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REPLACE_DUP=0; AC_SUBST([REPLACE_DUP])
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REPLACE_DUP2=0; AC_SUBST([REPLACE_DUP2])
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REPLACE_FCHOWNAT=0; AC_SUBST([REPLACE_FCHOWNAT])
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REPLACE_FTRUNCATE=0; AC_SUBST([REPLACE_FTRUNCATE])
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REPLACE_GETCWD=0; AC_SUBST([REPLACE_GETCWD])
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REPLACE_GETDOMAINNAME=0; AC_SUBST([REPLACE_GETDOMAINNAME])
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2015-08-24 17:50:00 +00:00
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REPLACE_GETDTABLESIZE=0; AC_SUBST([REPLACE_GETDTABLESIZE])
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2013-07-01 11:18:09 +00:00
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REPLACE_GETLOGIN_R=0; AC_SUBST([REPLACE_GETLOGIN_R])
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REPLACE_GETGROUPS=0; AC_SUBST([REPLACE_GETGROUPS])
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REPLACE_GETPAGESIZE=0; AC_SUBST([REPLACE_GETPAGESIZE])
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REPLACE_ISATTY=0; AC_SUBST([REPLACE_ISATTY])
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REPLACE_LCHOWN=0; AC_SUBST([REPLACE_LCHOWN])
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REPLACE_LINK=0; AC_SUBST([REPLACE_LINK])
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REPLACE_LINKAT=0; AC_SUBST([REPLACE_LINKAT])
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REPLACE_LSEEK=0; AC_SUBST([REPLACE_LSEEK])
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REPLACE_PREAD=0; AC_SUBST([REPLACE_PREAD])
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REPLACE_PWRITE=0; AC_SUBST([REPLACE_PWRITE])
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REPLACE_READ=0; AC_SUBST([REPLACE_READ])
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REPLACE_READLINK=0; AC_SUBST([REPLACE_READLINK])
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2015-08-24 17:50:00 +00:00
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REPLACE_READLINKAT=0; AC_SUBST([REPLACE_READLINKAT])
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2013-07-01 11:18:09 +00:00
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REPLACE_RMDIR=0; AC_SUBST([REPLACE_RMDIR])
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REPLACE_SLEEP=0; AC_SUBST([REPLACE_SLEEP])
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REPLACE_SYMLINK=0; AC_SUBST([REPLACE_SYMLINK])
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2015-08-24 17:50:00 +00:00
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REPLACE_SYMLINKAT=0; AC_SUBST([REPLACE_SYMLINKAT])
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2013-07-01 11:18:09 +00:00
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REPLACE_TTYNAME_R=0; AC_SUBST([REPLACE_TTYNAME_R])
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REPLACE_UNLINK=0; AC_SUBST([REPLACE_UNLINK])
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REPLACE_UNLINKAT=0; AC_SUBST([REPLACE_UNLINKAT])
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REPLACE_USLEEP=0; AC_SUBST([REPLACE_USLEEP])
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REPLACE_WRITE=0; AC_SUBST([REPLACE_WRITE])
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UNISTD_H_HAVE_WINSOCK2_H=0; AC_SUBST([UNISTD_H_HAVE_WINSOCK2_H])
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UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0;
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AC_SUBST([UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS])
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])
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