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|
#ifndef _GL_UNISTD_H
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
#if @HAVE_UNISTD_H@
# @INCLUDE_NEXT@ @NEXT_UNISTD_H@
#endif
#ifndef _GL_UNISTD_H
#define _GL_UNISTD_H
#if !(defined SEEK_CUR && defined SEEK_END && defined SEEK_SET)
# include <stdio.h>
#endif
#include <stdlib.h>
#if @GNULIB_WRITE@ && @REPLACE_WRITE@ && @GNULIB_UNISTD_H_SIGPIPE@
# include <sys/types.h>
#endif
#if @GNULIB_GETHOSTNAME@
# if @UNISTD_H_HAVE_WINSOCK2_H@
# include <winsock2.h>
# if !defined _GL_SYS_SOCKET_H
# undef socket
# define socket socket_used_without_including_sys_socket_h
# undef connect
# define connect connect_used_without_including_sys_socket_h
# undef accept
# define accept accept_used_without_including_sys_socket_h
# undef bind
# define bind bind_used_without_including_sys_socket_h
# undef getpeername
# define getpeername getpeername_used_without_including_sys_socket_h
# undef getsockname
# define getsockname getsockname_used_without_including_sys_socket_h
# undef getsockopt
# define getsockopt getsockopt_used_without_including_sys_socket_h
# undef listen
# define listen listen_used_without_including_sys_socket_h
# undef recv
# define recv recv_used_without_including_sys_socket_h
# undef send
# define send send_used_without_including_sys_socket_h
# undef recvfrom
# define recvfrom recvfrom_used_without_including_sys_socket_h
# undef sendto
# define sendto sendto_used_without_including_sys_socket_h
# undef setsockopt
# define setsockopt setsockopt_used_without_including_sys_socket_h
# undef shutdown
# define shutdown shutdown_used_without_including_sys_socket_h
# endif
# if !defined _GL_SYS_SELECT_H
# undef select
# define select select_used_without_including_sys_select_h
# endif
# endif
#endif
#ifndef STDIN_FILENO
# define STDIN_FILENO 0
#endif
#ifndef STDOUT_FILENO
# define STDOUT_FILENO 1
#endif
#ifndef STDERR_FILENO
# define STDERR_FILENO 2
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if @GNULIB_CHOWN@
# if @REPLACE_CHOWN@
# ifndef REPLACE_CHOWN
# define REPLACE_CHOWN 1
# endif
# if REPLACE_CHOWN
# define chown rpl_chown
extern int chown (const char *file, uid_t uid, gid_t gid);
# endif
# 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_CLOSE@
# if @REPLACE_CLOSE@
# undef close
# define close rpl_close
extern int close (int);
# endif
#elif @UNISTD_H_HAVE_WINSOCK2_H@
# undef close
# define close close_used_without_requesting_gnulib_module_close
#elif defined GNULIB_POSIXCHECK
# undef close
# define close(f) \
(GL_LINK_WARNING ("close does not portably work on sockets - " \
"use gnulib module close for portability"), \
close (f))
#endif
#if @GNULIB_DUP2@
# if !@HAVE_DUP2@
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_ENVIRON@
# if !@HAVE_DECL_ENVIRON@
# if defined __APPLE__ && defined __MACH__
# include <crt_externs.h>
# define environ (*_NSGetEnviron ())
# else
extern char **environ;
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# undef environ
# define environ \
(GL_LINK_WARNING ("environ is unportable - " \
"use gnulib module environ for portability"), \
environ)
#endif
#if @GNULIB_EUIDACCESS@
# if !@HAVE_EUIDACCESS@
extern int euidaccess (const char *filename, int mode);
# endif
#elif defined GNULIB_POSIXCHECK
# undef euidaccess
# define euidaccess(f,m) \
(GL_LINK_WARNING ("euidaccess is unportable - " \
"use gnulib module euidaccess for portability"), \
euidaccess (f, m))
#endif
#if @GNULIB_FCHDIR@
# if @REPLACE_FCHDIR@
extern int fchdir (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_FSYNC@
# if !@HAVE_FSYNC@
extern int fsync (int fd);
# endif
#elif defined GNULIB_POSIXCHECK
# undef fsync
# define fsync(fd) \
(GL_LINK_WARNING ("fsync is unportable - " \
"use gnulib module fsync for portability"), \
fsync (fd))
#endif
#if @GNULIB_FTRUNCATE@
# if !@HAVE_FTRUNCATE@
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 <stdlib.h>
# if @REPLACE_GETCWD@
# 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_GETDOMAINNAME@
# if !@HAVE_GETDOMAINNAME@
extern int getdomainname(char *name, size_t len);
# endif
#elif defined GNULIB_POSIXCHECK
# undef getdomainname
# define getdomainname(n,l) \
(GL_LINK_WARNING ("getdomainname is unportable - " \
"use gnulib module getdomainname for portability"), \
getdomainname (n, l))
#endif
#if @GNULIB_GETDTABLESIZE@
# if !@HAVE_GETDTABLESIZE@
extern int getdtablesize (void);
# endif
#elif defined GNULIB_POSIXCHECK
# undef getdtablesize
# define getdtablesize() \
(GL_LINK_WARNING ("getdtablesize is unportable - " \
"use gnulib module getdtablesize for portability"), \
getdtablesize ())
#endif
#if @GNULIB_GETHOSTNAME@
# if @UNISTD_H_HAVE_WINSOCK2_H@
# undef gethostname
# define gethostname rpl_gethostname
# endif
# if @UNISTD_H_HAVE_WINSOCK2_H@ || !@HAVE_GETHOSTNAME@
extern int gethostname(char *name, size_t len);
# endif
#elif @UNISTD_H_HAVE_WINSOCK2_H@
# undef gethostname
# define gethostname gethostname_used_without_requesting_gnulib_module_gethostname
#elif defined GNULIB_POSIXCHECK
# undef gethostname
# define gethostname(n,l) \
(GL_LINK_WARNING ("gethostname is unportable - " \
"use gnulib module gethostname for portability"), \
gethostname (n, l))
#endif
#if @GNULIB_GETLOGIN_R@
# 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_GETPAGESIZE@
# if @REPLACE_GETPAGESIZE@
# define getpagesize rpl_getpagesize
extern int getpagesize (void);
# elif !@HAVE_GETPAGESIZE@
# if !defined getpagesize && defined _SC_PAGESIZE
# if ! (defined __VMS && __VMS_VER < 70000000)
# define getpagesize() sysconf (_SC_PAGESIZE)
# endif
# endif
# if !defined getpagesize && defined __VMS
# ifdef __ALPHA
# define getpagesize() 8192
# else
# define getpagesize() 512
# endif
# endif
# if !defined getpagesize && @HAVE_OS_H@
# include <OS.h>
# if defined B_PAGE_SIZE
# define getpagesize() B_PAGE_SIZE
# endif
# endif
# if !defined getpagesize && defined __amigaos4__
# define getpagesize() 2048
# endif
# if !defined getpagesize && @HAVE_SYS_PARAM_H@
# include <sys/param.h>
# ifdef EXEC_PAGESIZE
# define getpagesize() EXEC_PAGESIZE
# else
# ifdef NBPG
# ifndef CLSIZE
# define CLSIZE 1
# endif
# define getpagesize() (NBPG * CLSIZE)
# else
# ifdef NBPC
# define getpagesize() NBPC
# endif
# endif
# endif
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# undef getpagesize
# define getpagesize() \
(GL_LINK_WARNING ("getpagesize is unportable - " \
"use gnulib module getpagesize for portability"), \
getpagesize ())
#endif
#if @GNULIB_GETUSERSHELL@
# if !@HAVE_GETUSERSHELL@
extern char *getusershell (void);
extern void setusershell (void);
extern void endusershell (void);
# endif
#elif defined GNULIB_POSIXCHECK
# undef getusershell
# define getusershell() \
(GL_LINK_WARNING ("getusershell is unportable - " \
"use gnulib module getusershell for portability"), \
getusershell ())
# undef setusershell
# define setusershell() \
(GL_LINK_WARNING ("setusershell is unportable - " \
"use gnulib module getusershell for portability"), \
setusershell ())
# undef endusershell
# define endusershell() \
(GL_LINK_WARNING ("endusershell is unportable - " \
"use gnulib module getusershell for portability"), \
endusershell ())
#endif
#if @GNULIB_LCHOWN@
# if @REPLACE_LCHOWN@
# define lchown rpl_lchown
extern int lchown (char const *file, uid_t owner, gid_t group);
# endif
#elif defined GNULIB_POSIXCHECK
# undef lchown
# define lchown(f,u,g) \
(GL_LINK_WARNING ("lchown is unportable to pre-POSIX.1-2001 " \
"systems - use gnulib module lchown for portability"), \
lchown (f, u, g))
#endif
#if @GNULIB_LINK@
# if !@HAVE_LINK@
extern int link (const char *path1, const char *path2);
# endif
#elif defined GNULIB_POSIXCHECK
# undef link
# define link(path1,path2) \
(GL_LINK_WARNING ("link is unportable - " \
"use gnulib module link for portability"), \
link (path1, path2))
#endif
#if @GNULIB_LSEEK@
# if @REPLACE_LSEEK@
# define lseek rpl_lseek
extern off_t lseek (int fd, off_t offset, int whence);
# endif
#elif defined GNULIB_POSIXCHECK
# undef lseek
# define lseek(f,o,w) \
(GL_LINK_WARNING ("lseek does not fail with ESPIPE on pipes on some " \
"systems - use gnulib module lseek for portability"), \
lseek (f, o, w))
#endif
#if @GNULIB_READLINK@
# 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
#if @GNULIB_SLEEP@
# if !@HAVE_SLEEP@
extern unsigned int sleep (unsigned int n);
# endif
#elif defined GNULIB_POSIXCHECK
# undef sleep
# define sleep(n) \
(GL_LINK_WARNING ("sleep is unportable - " \
"use gnulib module sleep for portability"), \
sleep (n))
#endif
#if @GNULIB_WRITE@ && @REPLACE_WRITE@ && @GNULIB_UNISTD_H_SIGPIPE@
# undef write
# define write rpl_write
extern ssize_t write (int fd, const void *buf, size_t count);
#endif
#ifdef FCHDIR_REPLACEMENT
extern void _gl_unregister_fd (int fd);
#endif
#ifdef __cplusplus
}
#endif
#endif
#endif
|