diff options
| -rw-r--r-- | include/unistd.h | 64 |
1 files changed, 50 insertions, 14 deletions
diff --git a/include/unistd.h b/include/unistd.h index 3dc53a4ca..4ba0886b0 100644 --- a/include/unistd.h +++ b/include/unistd.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-2002,2003,2004,2005,2006 Free Software Foundation, Inc. +/* Copyright (C) 1991-2006, 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -30,35 +30,67 @@ __BEGIN_DECLS /* These may be used to determine what facilities are present at compile time. Their values can be obtained at run time from `sysconf'. */ +#ifdef __USE_XOPEN2K8 +/* POSIX Standard approved as ISO/IEC 9945-1 as of September 2008. */ +# define _POSIX_VERSION 200809L +#elif defined __USE_XOPEN2K /* POSIX Standard approved as ISO/IEC 9945-1 as of December 2001. */ -#define _POSIX_VERSION 200112L +# define _POSIX_VERSION 200112L +#elif defined __USE_POSIX199506 +/* POSIX Standard approved as ISO/IEC 9945-1 as of June 1995. */ +# define _POSIX_VERSION 199506L +#elif defined __USE_POSIX199309 +/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1993. */ +# define _POSIX_VERSION 199309L +#else +/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1990. */ +# define _POSIX_VERSION 199009L +#endif /* These are not #ifdef __USE_POSIX2 because they are in the theoretically application-owned namespace. */ +#ifdef __USE_XOPEN2K8 +# define __POSIX2_THIS_VERSION 200809L +/* The utilities on GNU systems also correspond to this version. */ +#elif defined __USE_XOPEN2K +/* The utilities on GNU systems also correspond to this version. */ +# define __POSIX2_THIS_VERSION 200112L +#elif defined __USE_POSIX199506 +/* The utilities on GNU systems also correspond to this version. */ +# define __POSIX2_THIS_VERSION 199506L +#else +/* The utilities on GNU systems also correspond to this version. */ +# define __POSIX2_THIS_VERSION 199209L +#endif + /* The utilities on GNU systems also correspond to this version. */ -#define _POSIX2_VERSION 200112L +#define _POSIX2_VERSION __POSIX2_THIS_VERSION /* If defined, the implementation supports the C Language Bindings Option. */ -#define _POSIX2_C_BIND 200112L +#define _POSIX2_C_BIND __POSIX2_THIS_VERSION /* If defined, the implementation supports the C Language Development Utilities Option. */ -#define _POSIX2_C_DEV 200112L +#define _POSIX2_C_DEV __POSIX2_THIS_VERSION /* If defined, the implementation supports the Software Development Utilities Option. */ -#define _POSIX2_SW_DEV 200112L +#define _POSIX2_SW_DEV __POSIX2_THIS_VERSION #if 0 /* uClibc does not provide the utility */ /* If defined, the implementation supports the creation of locales with the localedef utility. */ -#define _POSIX2_LOCALEDEF 200112L +#define _POSIX2_LOCALEDEF __POSIX2_THIS_VERSION #endif /* X/Open version number to which the library conforms. It is selectable. */ -#ifdef __USE_UNIX98 +#ifdef __USE_XOPEN2K8 +# define _XOPEN_VERSION 700 +#elif defined __USE_XOPEN2K +# define _XOPEN_VERSION 600 +#elif defined __USE_UNIX98 # define _XOPEN_VERSION 500 #else # define _XOPEN_VERSION 4 @@ -171,6 +203,7 @@ __BEGIN_DECLS */ #include <bits/posix_opt.h> +/* keep it after posix_opt.h, it overwrites based on uClibc's config options */ #include <bits/uClibc_posix_opt.h> /* Get the environment definitions from Unix98. */ @@ -527,7 +560,7 @@ extern int execve (__const char *__path, char *__const __argv[], char *__const __envp[]) __THROW __nonnull ((1)); libc_hidden_proto(execve) -#if 0 /*def __USE_GNU*/ +#if 0 /*def __USE_XOPEN2K8*/ /* Execute the file FD refers to, overlaying the running program image. ARGV and ENVP are passed to the new program, as for `execve'. */ extern int fexecve (int __fd, char *__const __argv[], char *__const __envp[]) @@ -783,8 +816,10 @@ extern __pid_t vfork (void) __THROW; libc_hidden_proto(vfork) #endif /* Use BSD. */ +#if 0 /* psm: seems unused , exit-thread.S is not compiled */ /* Special exit function which only terminates the current thread. */ extern void __exit_thread (int val) __attribute__ ((__noreturn__)); +#endif /* Return the pathname of the terminal FD is open on, or NULL on errors. The returned storage is good only until the next call to this function. */ @@ -801,7 +836,6 @@ libc_hidden_proto(ttyname_r) extern int isatty (int __fd) __THROW; libc_hidden_proto(isatty) - #if 0 /*defined __USE_BSD \ || (defined __USE_XOPEN_EXTENDED && !defined __USE_UNIX98)*/ /* Return the index into the active-logins file (utmp) for @@ -921,6 +955,7 @@ extern int sethostname (__const char *__name, size_t __len) This call is restricted to the super-user. */ extern int sethostid (long int __id) __THROW __wur; + #if defined __UCLIBC_BSD_SPECIFIC__ || defined _LIBC /* Get and set the NIS (aka YP) domain name, if any. Called just like `gethostname' and `sethostname'. @@ -934,6 +969,7 @@ extern int setdomainname (__const char *__name, size_t __len) __THROW __nonnull ((1)) __wur; #endif + #if defined __UCLIBC_LINUX_SPECIFIC__ /* Revoke access permissions to all processes currently communicating with the control terminal, and then send a SIGHUP signal to the process @@ -989,13 +1025,13 @@ extern char *getpass (__const char *__prompt) __nonnull ((1)); #endif /* Use BSD || X/Open. */ -#if defined __USE_BSD || defined __USE_XOPEN +#if defined __USE_BSD || defined __USE_XOPEN || defined __USE_XOPEN2K /* Make all changes done to FD actually appear on disk. This function is a cancellation point and therefore not marked with __THROW. */ extern int fsync (int __fd); -#endif /* Use BSD || X/Open. */ +#endif /* Use BSD || X/Open || Unix98. */ #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED @@ -1145,7 +1181,7 @@ extern int lockf64 (int __fd, int __cmd, __off64_t __len) __wur; && defined __UCLIBC_HAS_REALTIME__ /* Synchronize at least the data part of a file with the underlying media. */ -extern int fdatasync (int __fildes) __THROW; +extern int fdatasync (int __fildes); #endif /* Use POSIX199309 */ @@ -1181,7 +1217,7 @@ extern char *ctermid (char *__s) __THROW; /* Define some macros helping to catch buffer overflows. */ -#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus +#if __USE_FORTIFY_LEVEL > 0 && defined __extern_always_inline # include <bits/unistd.h> #endif |