diff options
Diffstat (limited to 'lib/unistd_.h')
| -rw-r--r-- | lib/unistd_.h | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/lib/unistd_.h b/lib/unistd_.h deleted file mode 100644 index 77df861..0000000 --- a/lib/unistd_.h +++ /dev/null @@ -1,192 +0,0 @@ -/* Substitute for and wrapper around <unistd.h>. - Copyright (C) 2004-2007 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#ifndef _GL_UNISTD_H -#define _GL_UNISTD_H - -#if @HAVE_UNISTD_H@ -# include @ABSOLUTE_UNISTD_H@ -#endif - - -/* The definition of GL_LINK_WARNING is copied here. */ - - -/* Declare overridden functions. */ - -#ifdef __cplusplus -extern "C" { -#endif - - -#if @GNULIB_CHOWN@ -# if @REPLACE_CHOWN@ -/* Change the owner of FILE to UID (if UID is not -1) and the group of FILE - to GID (if GID is not -1). - Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/chown.html>. */ -# define chown rpl_chown -extern int chown (const char *file, uid_t uid, gid_t gid); -# endif -#elif defined GNULIB_POSIXCHECK -# undef chown -# define chown(f,u,g) \ - (GL_LINK_WARNING ("chown fails to follow symlinks on some systems and " \ - "doesn't treat a uid or gid of -1 on some systems - " \ - "use gnulib module chown for portability"), \ - chown (f, u, g)) -#endif - - -#if @GNULIB_DUP2@ -# if !@HAVE_DUP2@ -/* Copy the file descriptor OLDFD into file descriptor NEWFD. Do nothing if - NEWFD = OLDFD, otherwise close NEWFD first if it is open. - Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/dup2.html>. */ -extern int dup2 (int oldfd, int newfd); -# endif -#elif defined GNULIB_POSIXCHECK -# undef dup2 -# define dup2(o,n) \ - (GL_LINK_WARNING ("dup2 is unportable - " \ - "use gnulib module dup2 for portability"), \ - dup2 (o, n)) -#endif - - -#if @GNULIB_FCHDIR@ -# if @REPLACE_FCHDIR@ - -/* Change the process' current working directory to the directory on which - the given file descriptor is open. - Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/fchdir.html>. */ -extern int fchdir (int /*fd*/); - -# define close rpl_close -extern int close (int); -# define dup rpl_dup -extern int dup (int); -# define dup2 rpl_dup2 -extern int dup2 (int, int); - -# endif -#elif defined GNULIB_POSIXCHECK -# undef fchdir -# define fchdir(f) \ - (GL_LINK_WARNING ("fchdir is unportable - " \ - "use gnulib module fchdir for portability"), \ - fchdir (f)) -#endif - - -#if @GNULIB_FTRUNCATE@ -# if !@HAVE_FTRUNCATE@ -/* Change the size of the file to which FD is opened to become equal to LENGTH. - Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/ftruncate.html>. */ -extern int ftruncate (int fd, off_t length); -# endif -#elif defined GNULIB_POSIXCHECK -# undef ftruncate -# define ftruncate(f,l) \ - (GL_LINK_WARNING ("ftruncate is unportable - " \ - "use gnulib module ftruncate for portability"), \ - ftruncate (f, l)) -#endif - - -#if @GNULIB_GETCWD@ -/* Include the headers that might declare getcwd so that they will not - cause confusion if included after this file. */ -# include <stdlib.h> -# if @REPLACE_GETCWD@ -/* Get the name of the current working directory, and put it in SIZE bytes - of BUF. - Return BUF if successful, or NULL if the directory couldn't be determined - or SIZE was too small. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/getcwd.html>. - Additionally, the gnulib module 'getcwd' guarantees the following GNU - extension: If BUF is NULL, an array is allocated with 'malloc'; the array - is SIZE bytes long, unless SIZE == 0, in which case it is as big as - necessary. */ -# define getcwd rpl_getcwd -extern char * getcwd (char *buf, size_t size); -# endif -#elif defined GNULIB_POSIXCHECK -# undef getcwd -# define getcwd(b,s) \ - (GL_LINK_WARNING ("getcwd is unportable - " \ - "use gnulib module getcwd for portability"), \ - getcwd (b, s)) -#endif - - -#if @GNULIB_GETLOGIN_R@ -/* Copies the user's login name to NAME. - The array pointed to by NAME has room for SIZE bytes. - - Returns 0 if successful. Upon error, an error number is returned, or -1 in - the case that the login name cannot be found but no specific error is - provided (this case is hopefully rare but is left open by the POSIX spec). - - See <http://www.opengroup.org/susv3xsh/getlogin.html>. - */ -# if !@HAVE_DECL_GETLOGIN_R@ -# include <stddef.h> -extern int getlogin_r (char *name, size_t size); -# endif -#elif defined GNULIB_POSIXCHECK -# undef getlogin_r -# define getlogin_r(n,s) \ - (GL_LINK_WARNING ("getlogin_r is unportable - " \ - "use gnulib module getlogin_r for portability"), \ - getlogin_r (n, s)) -#endif - - -#if @GNULIB_READLINK@ -/* Read the contents of the symbolic link FILE and place the first BUFSIZE - bytes of it into BUF. Return the number of bytes placed into BUF if - successful, otherwise -1 and errno set. - See the POSIX:2001 specification - <http://www.opengroup.org/susv3xsh/readlink.html>. */ -# if !@HAVE_READLINK@ -# include <stddef.h> -extern int readlink (const char *file, char *buf, size_t bufsize); -# endif -#elif defined GNULIB_POSIXCHECK -# undef readlink -# define readlink(f,b,s) \ - (GL_LINK_WARNING ("readlink is unportable - " \ - "use gnulib module readlink for portability"), \ - readlink (f, b, s)) -#endif - - -#ifdef __cplusplus -} -#endif - - -#endif /* _GL_UNISTD_H */ |