--- embedaddon/libiconv/srclib/unistd.in.h 2012/05/29 09:29:43 1.1.1.2 +++ embedaddon/libiconv/srclib/unistd.in.h 2021/03/17 13:38:46 1.1.1.3 @@ -1,5 +1,5 @@ /* Substitute for and wrapper around . - Copyright (C) 2003-2011 Free Software Foundation, Inc. + Copyright (C) 2003-2019 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 @@ -12,35 +12,32 @@ 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. */ + along with this program; if not, see . */ +#ifndef _@GUARD_PREFIX@_UNISTD_H + #if __GNUC__ >= 3 @PRAGMA_SYSTEM_HEADER@ #endif @PRAGMA_COLUMNS@ +#ifdef _GL_INCLUDING_UNISTD_H /* Special invocation convention: - - On mingw, several headers, including , include , - but we need to ensure that both the system and - are completely included before we replace gethostname. */ -#if @GNULIB_GETHOSTNAME@ && @UNISTD_H_HAVE_WINSOCK2_H@ \ - && !defined _GL_WINSOCK2_H_WITNESS && defined _WINSOCK2_H -/* is being indirectly included for the first time from - ; avoid declaring any overrides. */ -# if @HAVE_UNISTD_H@ -# @INCLUDE_NEXT@ @NEXT_UNISTD_H@ -# else -# error unexpected; report this to bug-gnulib@gnu.org -# endif -# define _GL_WINSOCK2_H_WITNESS + - On Mac OS X 10.3.9 we have a sequence of nested includes + -> -> -> + In this situation, the functions are not yet declared, therefore we cannot + provide the C++ aliases. */ -/* Normal invocation. */ -#elif !defined _@GUARD_PREFIX@_UNISTD_H +#@INCLUDE_NEXT@ @NEXT_UNISTD_H@ +#else +/* Normal invocation convention. */ + /* The include_next requires a split double-inclusion guard. */ #if @HAVE_UNISTD_H@ +# define _GL_INCLUDING_UNISTD_H # @INCLUDE_NEXT@ @NEXT_UNISTD_H@ +# undef _GL_INCLUDING_UNISTD_H #endif /* Get all possible declarations of gethostname(). */ @@ -58,33 +55,54 @@ #include /* mingw doesn't define the SEEK_* or *_FILENO macros in . */ +/* MSVC declares 'unlink' in , not in . We must include + it before we #define unlink rpl_unlink. */ /* Cygwin 1.7.1 declares symlinkat in , not in . */ /* But avoid namespace pollution on glibc systems. */ #if (!(defined SEEK_CUR && defined SEEK_END && defined SEEK_SET) \ + || ((@GNULIB_UNLINK@ || defined GNULIB_POSIXCHECK) \ + && (defined _WIN32 && ! defined __CYGWIN__)) \ || ((@GNULIB_SYMLINKAT@ || defined GNULIB_POSIXCHECK) \ && defined __CYGWIN__)) \ && ! defined __GLIBC__ # include #endif -/* Cygwin 1.7.1 declares unlinkat in , not in . */ +/* Cygwin 1.7.1 and Android 4.3 declare unlinkat in , not in + . */ /* But avoid namespace pollution on glibc systems. */ -#if (@GNULIB_UNLINKAT@ || defined GNULIB_POSIXCHECK) && defined __CYGWIN__ \ +#if (@GNULIB_UNLINKAT@ || defined GNULIB_POSIXCHECK) \ + && (defined __CYGWIN__ || defined __ANDROID__) \ && ! defined __GLIBC__ # include #endif /* mingw fails to declare _exit in . */ -/* mingw, BeOS, Haiku declare environ in , not in . */ +/* mingw, MSVC, BeOS, Haiku declare environ in , not in + . */ /* Solaris declares getcwd not only in but also in . */ +/* OSF Tru64 Unix cannot see gnulib rpl_strtod when system is + included here. */ /* But avoid namespace pollution on glibc systems. */ -#ifndef __GLIBC__ +#if !defined __GLIBC__ && !defined __osf__ +# define __need_system_stdlib_h # include +# undef __need_system_stdlib_h #endif -/* mingw declares getcwd in , not in . */ -#if ((@GNULIB_GETCWD@ || defined GNULIB_POSIXCHECK) \ - && ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)) +/* Native Windows platforms declare chdir, getcwd, rmdir in + and/or , not in . + They also declare access(), chmod(), close(), dup(), dup2(), isatty(), + lseek(), read(), unlink(), write() in . */ +#if ((@GNULIB_CHDIR@ || @GNULIB_GETCWD@ || @GNULIB_RMDIR@ \ + || defined GNULIB_POSIXCHECK) \ + && (defined _WIN32 && ! defined __CYGWIN__)) +# include /* mingw32, mingw64 */ +# include /* mingw64, MSVC 9 */ +#elif (@GNULIB_CLOSE@ || @GNULIB_DUP@ || @GNULIB_DUP2@ || @GNULIB_ISATTY@ \ + || @GNULIB_LSEEK@ || @GNULIB_READ@ || @GNULIB_UNLINK@ || @GNULIB_WRITE@ \ + || defined GNULIB_POSIXCHECK) \ + && (defined _WIN32 && ! defined __CYGWIN__) # include #endif @@ -97,6 +115,20 @@ # include #endif +/* Android 4.3 declares fchownat in , not in . */ +/* But avoid namespace pollution on glibc systems. */ +#if (@GNULIB_FCHOWNAT@ || defined GNULIB_POSIXCHECK) && defined __ANDROID__ \ + && !defined __GLIBC__ +# include +#endif + +/* MSVC defines off_t in . + May also define off_t to a 64-bit type on native Windows. */ +#if !@HAVE_UNISTD_H@ || @WINDOWS_64_BIT_OFF_T@ +/* Get off_t. */ +# include +#endif + #if (@GNULIB_READ@ || @GNULIB_WRITE@ \ || @GNULIB_READLINK@ || @GNULIB_READLINKAT@ \ || @GNULIB_PREAD@ || @GNULIB_PWRITE@ || defined GNULIB_POSIXCHECK) @@ -104,12 +136,6 @@ # include #endif -/* Get getopt(), optarg, optind, opterr, optopt. - But avoid namespace pollution on glibc systems. */ -#if @GNULIB_UNISTD_H_GETOPT@ && !defined __GLIBC__ && !defined _GL_SYSTEM_GETOPT -# include -#endif - /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ /* The definition of _GL_ARG_NONNULL is copied here. */ @@ -117,6 +143,20 @@ /* The definition of _GL_WARN_ON_USE is copied here. */ +/* Get getopt(), optarg, optind, opterr, optopt. */ +#if @GNULIB_UNISTD_H_GETOPT@ && !defined _GL_SYSTEM_GETOPT +# include +# include +#endif + +#ifndef _GL_INLINE_HEADER_BEGIN + #error "Please include config.h first." +#endif +_GL_INLINE_HEADER_BEGIN +#ifndef _GL_UNISTD_INLINE +# define _GL_UNISTD_INLINE _GL_INLINE +#endif + /* Hide some function declarations from . */ #if @GNULIB_GETHOSTNAME@ && @UNISTD_H_HAVE_WINSOCK2_H@ @@ -223,12 +263,24 @@ _GL_WARN_ON_USE (access, "the access function is a sec #endif +#if @GNULIB_CHDIR@ +_GL_CXXALIAS_SYS (chdir, int, (const char *file) _GL_ARG_NONNULL ((1))); +_GL_CXXALIASWARN (chdir); +#elif defined GNULIB_POSIXCHECK +# undef chdir +# if HAVE_RAW_DECL_CHDIR +_GL_WARN_ON_USE (chown, "chdir is not always in - " + "use gnulib module chdir for portability"); +# endif +#endif + + #if @GNULIB_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). Follow symbolic links. Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - . */ + See the POSIX:2008 specification + . */ + See the POSIX:2008 specification + . */ # if @REPLACE_DUP2@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define dup2 rpl_dup2 @@ -327,7 +387,7 @@ _GL_WARN_ON_USE (dup2, "dup2 is unportable - " Close NEWFD first if it is open. Return newfd if successful, otherwise -1 and errno set. See the Linux man page at - . */ + . */ # if @HAVE_DUP3@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define dup3 rpl_dup3 @@ -349,10 +409,23 @@ _GL_WARN_ON_USE (dup3, "dup3 is unportable - " #if @GNULIB_ENVIRON@ +# if defined __CYGWIN__ && !defined __i386__ +/* The 'environ' variable is defined in a DLL. Therefore its declaration needs + the '__declspec(dllimport)' attribute, but the system's lacks it. + This leads to a link error on 64-bit Cygwin when the option + -Wl,--disable-auto-import is in use. */ +_GL_EXTERN_C __declspec(dllimport) char **environ; +# endif # if !@HAVE_DECL_ENVIRON@ /* Set of environment variables and values. An array of strings of the form "VARIABLE=VALUE", terminated with a NULL. */ # if defined __APPLE__ && defined __MACH__ +# include +# if !TARGET_OS_IPHONE && !TARGET_IPHONE_SIMULATOR +# define _GL_USE_CRT_EXTERNS +# endif +# endif +# ifdef _GL_USE_CRT_EXTERNS # include # define environ (*_NSGetEnviron ()) # else @@ -367,13 +440,13 @@ extern char **environ; # endif #elif defined GNULIB_POSIXCHECK # if HAVE_RAW_DECL_ENVIRON -static inline char *** +_GL_UNISTD_INLINE char *** +_GL_WARN_ON_USE_ATTRIBUTE ("environ is unportable - " + "use gnulib module environ for portability") rpl_environ (void) { return &environ; } -_GL_WARN_ON_USE (rpl_environ, "environ is unportable - " - "use gnulib module environ for portability"); # undef environ # define environ (*rpl_environ ()) # endif @@ -404,13 +477,25 @@ _GL_WARN_ON_USE (euidaccess, "euidaccess is unportable #if @GNULIB_FACCESSAT@ -# if !@HAVE_FACCESSAT@ +# if @REPLACE_FACCESSAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef faccessat +# define faccessat rpl_faccessat +# endif +_GL_FUNCDECL_RPL (faccessat, int, + (int fd, char const *name, int mode, int flag) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (faccessat, int, + (int fd, char const *name, int mode, int flag)); +# else +# if !@HAVE_FACCESSAT@ _GL_FUNCDECL_SYS (faccessat, int, (int fd, char const *file, int mode, int flag) _GL_ARG_NONNULL ((2))); -# endif +# endif _GL_CXXALIAS_SYS (faccessat, int, (int fd, char const *file, int mode, int flag)); +# endif _GL_CXXALIASWARN (faccessat); #elif defined GNULIB_POSIXCHECK # undef faccessat @@ -425,8 +510,8 @@ _GL_WARN_ON_USE (faccessat, "faccessat is not portable /* 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 - . */ + See the POSIX:2008 specification + . */ # if ! @HAVE_FCHDIR@ _GL_FUNCDECL_SYS (fchdir, int, (int /*fd*/)); @@ -483,11 +568,30 @@ _GL_WARN_ON_USE (fchownat, "fchownat is not portable - #endif -#if @GNULIB_FSYNC@ +#if @GNULIB_FDATASYNC@ /* Synchronize changes to a file. Return 0 if successful, otherwise -1 and errno set. - See POSIX:2001 specification - . */ + See POSIX:2008 specification + . */ +# if !@HAVE_FDATASYNC@ || !@HAVE_DECL_FDATASYNC@ +_GL_FUNCDECL_SYS (fdatasync, int, (int fd)); +# endif +_GL_CXXALIAS_SYS (fdatasync, int, (int fd)); +_GL_CXXALIASWARN (fdatasync); +#elif defined GNULIB_POSIXCHECK +# undef fdatasync +# if HAVE_RAW_DECL_FDATASYNC +_GL_WARN_ON_USE (fdatasync, "fdatasync is unportable - " + "use gnulib module fdatasync for portability"); +# endif +#endif + + +#if @GNULIB_FSYNC@ +/* Synchronize changes, including metadata, to a file. + Return 0 if successful, otherwise -1 and errno set. + See POSIX:2008 specification + . */ # if !@HAVE_FSYNC@ _GL_FUNCDECL_SYS (fsync, int, (int fd)); # endif @@ -505,12 +609,21 @@ _GL_WARN_ON_USE (fsync, "fsync is unportable - " #if @GNULIB_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 - . */ -# if !@HAVE_FTRUNCATE@ + See the POSIX:2008 specification + . */ +# if @REPLACE_FTRUNCATE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef ftruncate +# define ftruncate rpl_ftruncate +# endif +_GL_FUNCDECL_RPL (ftruncate, int, (int fd, off_t length)); +_GL_CXXALIAS_RPL (ftruncate, int, (int fd, off_t length)); +# else +# if !@HAVE_FTRUNCATE@ _GL_FUNCDECL_SYS (ftruncate, int, (int fd, off_t length)); -# endif +# endif _GL_CXXALIAS_SYS (ftruncate, int, (int fd, off_t length)); +# endif _GL_CXXALIASWARN (ftruncate); #elif defined GNULIB_POSIXCHECK # undef ftruncate @@ -526,8 +639,8 @@ _GL_WARN_ON_USE (ftruncate, "ftruncate is unportable - 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 - . + See the POSIX:2008 specification + . 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 @@ -592,10 +705,19 @@ _GL_WARN_ON_USE (getdomainname, "getdomainname is unpo #if @GNULIB_GETDTABLESIZE@ /* Return the maximum number of file descriptors in the current process. In POSIX, this is same as sysconf (_SC_OPEN_MAX). */ -# if !@HAVE_GETDTABLESIZE@ +# if @REPLACE_GETDTABLESIZE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getdtablesize +# define getdtablesize rpl_getdtablesize +# endif +_GL_FUNCDECL_RPL (getdtablesize, int, (void)); +_GL_CXXALIAS_RPL (getdtablesize, int, (void)); +# else +# if !@HAVE_GETDTABLESIZE@ _GL_FUNCDECL_SYS (getdtablesize, int, (void)); -# endif +# endif _GL_CXXALIAS_SYS (getdtablesize, int, (void)); +# endif _GL_CXXALIASWARN (getdtablesize); #elif defined GNULIB_POSIXCHECK # undef getdtablesize @@ -685,7 +807,7 @@ _GL_WARN_ON_USE (gethostname, "gethostname is unportab ${LOGNAME-$USER} on Unix platforms, $USERNAME on native Windows platforms. */ -# if !@HAVE_GETLOGIN@ +# if !@HAVE_DECL_GETLOGIN@ _GL_FUNCDECL_SYS (getlogin, char *, (void)); # endif _GL_CXXALIAS_SYS (getlogin, char *, (void)); @@ -797,7 +919,7 @@ _GL_CXXALIAS_RPL (getpagesize, int, (void)); # define getpagesize() _gl_getpagesize () # else # if !GNULIB_defined_getpagesize_function -static inline int +_GL_UNISTD_INLINE int getpagesize () { return _gl_getpagesize (); @@ -822,6 +944,36 @@ _GL_WARN_ON_USE (getpagesize, "getpagesize is unportab #endif +#if @GNULIB_GETPASS@ +/* Function getpass() from module 'getpass': + Read a password from /dev/tty or stdin. + Function getpass() from module 'getpass-gnu': + Read a password of arbitrary length from /dev/tty or stdin. */ +# if @REPLACE_GETPASS@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getpass +# define getpass rpl_getpass +# endif +_GL_FUNCDECL_RPL (getpass, char *, (const char *prompt) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (getpass, char *, (const char *prompt)); +# else +# if !@HAVE_GETPASS@ +_GL_FUNCDECL_SYS (getpass, char *, (const char *prompt) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (getpass, char *, (const char *prompt)); +# endif +_GL_CXXALIASWARN (getpass); +#elif defined GNULIB_POSIXCHECK +# undef getpass +# if HAVE_RAW_DECL_GETPASS +_GL_WARN_ON_USE (getpass, "getpass is unportable - " + "use gnulib module getpass or getpass-gnu for portability"); +# endif +#endif + + #if @GNULIB_GETUSERSHELL@ /* Return the next valid login shell on the system, or NULL when the end of the list has been reached. */ @@ -886,12 +1038,33 @@ _GL_WARN_ON_USE (group_member, "group_member is unport #endif +#if @GNULIB_ISATTY@ +# if @REPLACE_ISATTY@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef isatty +# define isatty rpl_isatty +# endif +_GL_FUNCDECL_RPL (isatty, int, (int fd)); +_GL_CXXALIAS_RPL (isatty, int, (int fd)); +# else +_GL_CXXALIAS_SYS (isatty, int, (int fd)); +# endif +_GL_CXXALIASWARN (isatty); +#elif defined GNULIB_POSIXCHECK +# undef isatty +# if HAVE_RAW_DECL_ISATTY +_GL_WARN_ON_USE (isatty, "isatty has portability problems on native Windows - " + "use gnulib module isatty for portability"); +# endif +#endif + + #if @GNULIB_LCHOWN@ /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE to GID (if GID is not -1). Do not follow symbolic links. Return 0 if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - . */ + See the POSIX:2008 specification + . */ # if @REPLACE_LCHOWN@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef lchown @@ -920,8 +1093,8 @@ _GL_WARN_ON_USE (lchown, "lchown is unportable to pre- #if @GNULIB_LINK@ /* Create a new hard link for an existing file. Return 0 if successful, otherwise -1 and errno set. - See POSIX:2001 specification - . */ + See POSIX:2008 specification + . */ # if @REPLACE_LINK@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define link rpl_link @@ -986,8 +1159,8 @@ _GL_WARN_ON_USE (linkat, "linkat is unportable - " #if @GNULIB_LSEEK@ /* Set the offset of FD relative to SEEK_SET, SEEK_CUR, or SEEK_END. Return the new offset if successful, otherwise -1 and errno set. - See the POSIX:2001 specification - . */ + See the POSIX:2008 specification + . */ # if @REPLACE_LSEEK@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define lseek rpl_lseek @@ -1033,7 +1206,7 @@ _GL_WARN_ON_USE (pipe, "pipe is unportable - " Store the read-end as fd[0] and the write-end as fd[1]. Return 0 upon success, or -1 with errno set upon failure. See also the Linux man page at - . */ + . */ # if @HAVE_PIPE2@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define pipe2 rpl_pipe2 @@ -1057,8 +1230,9 @@ _GL_WARN_ON_USE (pipe2, "pipe2 is unportable - " #if @GNULIB_PREAD@ /* Read at most BUFSIZE bytes from FD into BUF, starting at OFFSET. Return the number of bytes placed into BUF if successful, otherwise - set errno and return -1. 0 indicates EOF. See the POSIX:2001 - specification . */ + set errno and return -1. 0 indicates EOF. + See the POSIX:2008 specification + . */ # if @REPLACE_PREAD@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef pread @@ -1092,8 +1266,8 @@ _GL_WARN_ON_USE (pread, "pread is unportable - " /* Write at most BUFSIZE bytes from BUF into FD, starting at OFFSET. Return the number of bytes written if successful, otherwise set errno and return -1. 0 indicates nothing written. See the - POSIX:2001 specification - . */ + POSIX:2008 specification + . */ # if @REPLACE_PWRITE@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef pwrite @@ -1125,9 +1299,9 @@ _GL_WARN_ON_USE (pwrite, "pwrite is unportable - " #if @GNULIB_READ@ /* Read up to COUNT bytes from file descriptor FD into the buffer starting - at BUF. See the POSIX:2001 specification - . */ -# if @REPLACE_READ@ && @GNULIB_UNISTD_H_NONBLOCKING@ + at BUF. See the POSIX:2008 specification + . */ +# if @REPLACE_READ@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef read # define read rpl_read @@ -1149,8 +1323,8 @@ _GL_CXXALIASWARN (read); /* 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 - . */ + See the POSIX:2008 specification + . */ # if @REPLACE_READLINK@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define readlink rpl_readlink @@ -1180,13 +1354,24 @@ _GL_WARN_ON_USE (readlink, "readlink is unportable - " #if @GNULIB_READLINKAT@ -# if !@HAVE_READLINKAT@ +# if @REPLACE_READLINKAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define readlinkat rpl_readlinkat +# endif +_GL_FUNCDECL_RPL (readlinkat, ssize_t, + (int fd, char const *file, char *buf, size_t len) + _GL_ARG_NONNULL ((2, 3))); +_GL_CXXALIAS_RPL (readlinkat, ssize_t, + (int fd, char const *file, char *buf, size_t len)); +# else +# if !@HAVE_READLINKAT@ _GL_FUNCDECL_SYS (readlinkat, ssize_t, (int fd, char const *file, char *buf, size_t len) _GL_ARG_NONNULL ((2, 3))); -# endif +# endif _GL_CXXALIAS_SYS (readlinkat, ssize_t, (int fd, char const *file, char *buf, size_t len)); +# endif _GL_CXXALIASWARN (readlinkat); #elif defined GNULIB_POSIXCHECK # undef readlinkat @@ -1218,11 +1403,38 @@ _GL_WARN_ON_USE (rmdir, "rmdir is unportable - " #endif +#if @GNULIB_SETHOSTNAME@ +/* Set the host name of the machine. + The host name may or may not be fully qualified. + + Put LEN bytes of NAME into the host name. + Return 0 if successful, otherwise, set errno and return -1. + + Platforms with no ability to set the hostname return -1 and set + errno = ENOSYS. */ +# if !@HAVE_SETHOSTNAME@ || !@HAVE_DECL_SETHOSTNAME@ +_GL_FUNCDECL_SYS (sethostname, int, (const char *name, size_t len) + _GL_ARG_NONNULL ((1))); +# endif +/* Need to cast, because on Solaris 11 2011-10, Mac OS X 10.5, IRIX 6.5 + and FreeBSD 6.4 the second parameter is int. On Solaris 11 + 2011-10, the first parameter is not const. */ +_GL_CXXALIAS_SYS_CAST (sethostname, int, (const char *name, size_t len)); +_GL_CXXALIASWARN (sethostname); +#elif defined GNULIB_POSIXCHECK +# undef sethostname +# if HAVE_RAW_DECL_SETHOSTNAME +_GL_WARN_ON_USE (sethostname, "sethostname is unportable - " + "use gnulib module sethostname for portability"); +# endif +#endif + + #if @GNULIB_SLEEP@ /* Pause the execution of the current thread for N seconds. Returns the number of seconds left to sleep. - See the POSIX:2001 specification - . */ + See the POSIX:2008 specification + . */ # if @REPLACE_SLEEP@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef sleep @@ -1273,13 +1485,25 @@ _GL_WARN_ON_USE (symlink, "symlink is not portable - " #if @GNULIB_SYMLINKAT@ -# if !@HAVE_SYMLINKAT@ +# if @REPLACE_SYMLINKAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef symlinkat +# define symlinkat rpl_symlinkat +# endif +_GL_FUNCDECL_RPL (symlinkat, int, + (char const *contents, int fd, char const *file) + _GL_ARG_NONNULL ((1, 3))); +_GL_CXXALIAS_RPL (symlinkat, int, + (char const *contents, int fd, char const *file)); +# else +# if !@HAVE_SYMLINKAT@ _GL_FUNCDECL_SYS (symlinkat, int, (char const *contents, int fd, char const *file) _GL_ARG_NONNULL ((1, 3))); -# endif +# endif _GL_CXXALIAS_SYS (symlinkat, int, (char const *contents, int fd, char const *file)); +# endif _GL_CXXALIASWARN (symlinkat); #elif defined GNULIB_POSIXCHECK # undef symlinkat @@ -1290,6 +1514,36 @@ _GL_WARN_ON_USE (symlinkat, "symlinkat is not portable #endif +#if @GNULIB_TRUNCATE@ +/* Change the size of the file designated by FILENAME to become equal to LENGTH. + Return 0 if successful, otherwise -1 and errno set. + See the POSIX:2008 specification + . */ +# if @REPLACE_TRUNCATE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef truncate +# define truncate rpl_truncate +# endif +_GL_FUNCDECL_RPL (truncate, int, (const char *filename, off_t length) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (truncate, int, (const char *filename, off_t length)); +# else +# if !@HAVE_DECL_TRUNCATE@ +_GL_FUNCDECL_SYS (truncate, int, (const char *filename, off_t length) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (truncate, int, (const char *filename, off_t length)); +# endif +_GL_CXXALIASWARN (truncate); +#elif defined GNULIB_POSIXCHECK +# undef truncate +# if HAVE_RAW_DECL_TRUNCATE +_GL_WARN_ON_USE (truncate, "truncate is unportable - " + "use gnulib module truncate for portability"); +# endif +#endif + + #if @GNULIB_TTYNAME_R@ /* Store at most BUFLEN characters of the pathname of the terminal FD is open on in BUF. Return 0 on success, otherwise an error number. */ @@ -1371,7 +1625,7 @@ _GL_WARN_ON_USE (unlinkat, "unlinkat is not portable - /* Pause the execution of the current thread for N microseconds. Returns 0 on completion, or -1 on range error. See the POSIX:2001 specification - . */ + . */ # if @REPLACE_USLEEP@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef usleep @@ -1397,9 +1651,9 @@ _GL_WARN_ON_USE (usleep, "usleep is unportable - " #if @GNULIB_WRITE@ /* Write up to COUNT bytes starting at BUF to file descriptor FD. - See the POSIX:2001 specification - . */ -# if @REPLACE_WRITE@ && (@GNULIB_UNISTD_H_NONBLOCKING@ || @GNULIB_UNISTD_H_SIGPIPE@) + See the POSIX:2008 specification + . */ +# if @REPLACE_WRITE@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef write # define write rpl_write @@ -1416,6 +1670,8 @@ _GL_CXXALIAS_SYS_CAST (write, ssize_t, (int fd, const _GL_CXXALIASWARN (write); #endif +_GL_INLINE_HEADER_END #endif /* _@GUARD_PREFIX@_UNISTD_H */ +#endif /* _GL_INCLUDING_UNISTD_H */ #endif /* _@GUARD_PREFIX@_UNISTD_H */