X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Funistd_h.m4;h=48d06c7426aa7b455d2ac001f6f8d66ffb287565;hb=a2c2ba90cc40932a38c6cf93e15bf2bdf82d6c4f;hp=e83dad393a695be6aa3b0f0ef1f3609e789ced4c;hpb=c9dd0005fe00602d13c3d54f0834655b1e769520;p=gnulib.git diff --git a/m4/unistd_h.m4 b/m4/unistd_h.m4 index e83dad393..48d06c742 100644 --- a/m4/unistd_h.m4 +++ b/m4/unistd_h.m4 @@ -1,5 +1,5 @@ -# unistd_h.m4 serial 26 -dnl Copyright (C) 2006-2009 Free Software Foundation, Inc. +# unistd_h.m4 serial 46 +dnl Copyright (C) 2006-2010 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -11,6 +11,7 @@ AC_DEFUN([gl_UNISTD_H], dnl Use AC_REQUIRE here, so that the default behavior below is expanded dnl once only, before all statements that occur in other macros. AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + AC_REQUIRE([AC_C_INLINE]) gl_CHECK_NEXT_HEADERS([unistd.h]) @@ -21,13 +22,34 @@ AC_DEFUN([gl_UNISTD_H], HAVE_UNISTD_H=0 fi AC_SUBST([HAVE_UNISTD_H]) + + dnl Check for declarations of anything we want to poison if the + dnl corresponding gnulib module is not in use. + gl_WARN_ON_USE_PREPARE([[#include +/* Some systems declare various items in the wrong headers. */ +#ifndef __GLIBC__ +# include +# include +# include +# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +# include +# endif +#endif + ]], [chown dup2 dup3 environ euidaccess faccessat fchdir fchownat + fsync ftruncate getcwd getdomainname getdtablesize getgroups + gethostname getlogin getlogin_r getpagesize getusershell setusershell + endusershell lchown link linkat lseek pipe2 pread pwrite readlink + readlinkat rmdir sleep symlink symlinkat ttyname_r unlink unlinkat + usleep]) ]) AC_DEFUN([gl_UNISTD_MODULE_INDICATOR], [ dnl Use AC_REQUIRE here, so that the default settings are expanded once only. AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) - GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1 + gl_MODULE_INDICATOR_SET_VARIABLE([$1]) + dnl Define it also as a C macro, for the benefit of the unit tests. + gl_MODULE_INDICATOR_FOR_TESTS([$1]) ]) AC_DEFUN([gl_UNISTD_H_DEFAULTS], @@ -46,57 +68,90 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS], GNULIB_GETCWD=0; AC_SUBST([GNULIB_GETCWD]) GNULIB_GETDOMAINNAME=0; AC_SUBST([GNULIB_GETDOMAINNAME]) GNULIB_GETDTABLESIZE=0; AC_SUBST([GNULIB_GETDTABLESIZE]) + GNULIB_GETGROUPS=0; AC_SUBST([GNULIB_GETGROUPS]) GNULIB_GETHOSTNAME=0; AC_SUBST([GNULIB_GETHOSTNAME]) + GNULIB_GETLOGIN=0; AC_SUBST([GNULIB_GETLOGIN]) GNULIB_GETLOGIN_R=0; AC_SUBST([GNULIB_GETLOGIN_R]) GNULIB_GETPAGESIZE=0; AC_SUBST([GNULIB_GETPAGESIZE]) GNULIB_GETUSERSHELL=0; AC_SUBST([GNULIB_GETUSERSHELL]) GNULIB_LCHOWN=0; AC_SUBST([GNULIB_LCHOWN]) GNULIB_LINK=0; AC_SUBST([GNULIB_LINK]) + GNULIB_LINKAT=0; AC_SUBST([GNULIB_LINKAT]) GNULIB_LSEEK=0; AC_SUBST([GNULIB_LSEEK]) GNULIB_PIPE2=0; AC_SUBST([GNULIB_PIPE2]) + GNULIB_PREAD=0; AC_SUBST([GNULIB_PREAD]) + GNULIB_PWRITE=0; AC_SUBST([GNULIB_PWRITE]) GNULIB_READLINK=0; AC_SUBST([GNULIB_READLINK]) GNULIB_READLINKAT=0; AC_SUBST([GNULIB_READLINKAT]) + GNULIB_RMDIR=0; AC_SUBST([GNULIB_RMDIR]) GNULIB_SLEEP=0; AC_SUBST([GNULIB_SLEEP]) + GNULIB_SYMLINK=0; AC_SUBST([GNULIB_SYMLINK]) GNULIB_SYMLINKAT=0; AC_SUBST([GNULIB_SYMLINKAT]) + GNULIB_TTYNAME_R=0; AC_SUBST([GNULIB_TTYNAME_R]) GNULIB_UNISTD_H_GETOPT=0; AC_SUBST([GNULIB_UNISTD_H_GETOPT]) GNULIB_UNISTD_H_SIGPIPE=0; AC_SUBST([GNULIB_UNISTD_H_SIGPIPE]) + GNULIB_UNLINK=0; AC_SUBST([GNULIB_UNLINK]) GNULIB_UNLINKAT=0; AC_SUBST([GNULIB_UNLINKAT]) + GNULIB_USLEEP=0; AC_SUBST([GNULIB_USLEEP]) GNULIB_WRITE=0; AC_SUBST([GNULIB_WRITE]) dnl Assume proper GNU behavior unless another module says otherwise. + HAVE_CHOWN=1; AC_SUBST([HAVE_CHOWN]) HAVE_DUP2=1; AC_SUBST([HAVE_DUP2]) HAVE_DUP3=1; AC_SUBST([HAVE_DUP3]) HAVE_EUIDACCESS=1; AC_SUBST([HAVE_EUIDACCESS]) HAVE_FACCESSAT=1; AC_SUBST([HAVE_FACCESSAT]) + HAVE_FCHDIR=1; AC_SUBST([HAVE_FCHDIR]) HAVE_FCHOWNAT=1; AC_SUBST([HAVE_FCHOWNAT]) HAVE_FSYNC=1; AC_SUBST([HAVE_FSYNC]) HAVE_FTRUNCATE=1; AC_SUBST([HAVE_FTRUNCATE]) HAVE_GETDOMAINNAME=1; AC_SUBST([HAVE_GETDOMAINNAME]) HAVE_GETDTABLESIZE=1; AC_SUBST([HAVE_GETDTABLESIZE]) + HAVE_GETGROUPS=1; AC_SUBST([HAVE_GETGROUPS]) HAVE_GETHOSTNAME=1; AC_SUBST([HAVE_GETHOSTNAME]) + HAVE_GETLOGIN=1; AC_SUBST([HAVE_GETLOGIN]) HAVE_GETPAGESIZE=1; AC_SUBST([HAVE_GETPAGESIZE]) - HAVE_GETUSERSHELL=1; AC_SUBST([HAVE_GETUSERSHELL]) + HAVE_LCHOWN=1; AC_SUBST([HAVE_LCHOWN]) HAVE_LINK=1; AC_SUBST([HAVE_LINK]) + HAVE_LINKAT=1; AC_SUBST([HAVE_LINKAT]) HAVE_PIPE2=1; AC_SUBST([HAVE_PIPE2]) + HAVE_PREAD=1; AC_SUBST([HAVE_PREAD]) + HAVE_PWRITE=1; AC_SUBST([HAVE_PWRITE]) HAVE_READLINK=1; AC_SUBST([HAVE_READLINK]) HAVE_READLINKAT=1; AC_SUBST([HAVE_READLINKAT]) HAVE_SLEEP=1; AC_SUBST([HAVE_SLEEP]) + HAVE_SYMLINK=1; AC_SUBST([HAVE_SYMLINK]) HAVE_SYMLINKAT=1; AC_SUBST([HAVE_SYMLINKAT]) + HAVE_TTYNAME_R=1; AC_SUBST([HAVE_TTYNAME_R]) + HAVE_UNLINKAT=1; AC_SUBST([HAVE_UNLINKAT]) + HAVE_USLEEP=1; AC_SUBST([HAVE_USLEEP]) HAVE_DECL_ENVIRON=1; AC_SUBST([HAVE_DECL_ENVIRON]) HAVE_DECL_GETLOGIN_R=1; AC_SUBST([HAVE_DECL_GETLOGIN_R]) + HAVE_DECL_GETPAGESIZE=1; AC_SUBST([HAVE_DECL_GETPAGESIZE]) + HAVE_DECL_GETUSERSHELL=1; AC_SUBST([HAVE_DECL_GETUSERSHELL]) HAVE_OS_H=0; AC_SUBST([HAVE_OS_H]) HAVE_SYS_PARAM_H=0; AC_SUBST([HAVE_SYS_PARAM_H]) - HAVE_UNLINKAT=1; AC_SUBST([HAVE_UNLINKAT]) REPLACE_CHOWN=0; AC_SUBST([REPLACE_CHOWN]) REPLACE_CLOSE=0; AC_SUBST([REPLACE_CLOSE]) REPLACE_DUP=0; AC_SUBST([REPLACE_DUP]) REPLACE_DUP2=0; AC_SUBST([REPLACE_DUP2]) - REPLACE_FCHDIR=0; AC_SUBST([REPLACE_FCHDIR]) REPLACE_FCHOWNAT=0; AC_SUBST([REPLACE_FCHOWNAT]) REPLACE_GETCWD=0; AC_SUBST([REPLACE_GETCWD]) + REPLACE_GETGROUPS=0; AC_SUBST([REPLACE_GETGROUPS]) REPLACE_GETPAGESIZE=0; AC_SUBST([REPLACE_GETPAGESIZE]) REPLACE_LCHOWN=0; AC_SUBST([REPLACE_LCHOWN]) REPLACE_LINK=0; AC_SUBST([REPLACE_LINK]) + REPLACE_LINKAT=0; AC_SUBST([REPLACE_LINKAT]) REPLACE_LSEEK=0; AC_SUBST([REPLACE_LSEEK]) + REPLACE_PREAD=0; AC_SUBST([REPLACE_PREAD]) + REPLACE_PWRITE=0; AC_SUBST([REPLACE_PWRITE]) + REPLACE_READLINK=0; AC_SUBST([REPLACE_READLINK]) + REPLACE_RMDIR=0; AC_SUBST([REPLACE_RMDIR]) + REPLACE_SLEEP=0; AC_SUBST([REPLACE_SLEEP]) + REPLACE_SYMLINK=0; AC_SUBST([REPLACE_SYMLINK]) + REPLACE_TTYNAME_R=0; AC_SUBST([REPLACE_TTYNAME_R]) + REPLACE_UNLINK=0; AC_SUBST([REPLACE_UNLINK]) + REPLACE_UNLINKAT=0; AC_SUBST([REPLACE_UNLINKAT]) + REPLACE_USLEEP=0; AC_SUBST([REPLACE_USLEEP]) REPLACE_WRITE=0; AC_SUBST([REPLACE_WRITE]) UNISTD_H_HAVE_WINSOCK2_H=0; AC_SUBST([UNISTD_H_HAVE_WINSOCK2_H]) UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0;