diff options
4 files changed, 152 insertions, 7 deletions
diff --git a/libc/sysdeps/linux/common/__syscall_fcntl.c b/libc/sysdeps/linux/common/__syscall_fcntl.c index 4e3bc23df..5da3c5f32 100644 --- a/libc/sysdeps/linux/common/__syscall_fcntl.c +++ b/libc/sysdeps/linux/common/__syscall_fcntl.c @@ -19,7 +19,6 @@ extern __typeof(fcntl) __libc_fcntl; libc_hidden_proto(__libc_fcntl) -#ifdef __UCLIBC_HAS_THREADS_NATIVE__ int __fcntl_nocancel (int fd, int cmd, ...) { va_list ap; @@ -41,7 +40,6 @@ int __fcntl_nocancel (int fd, int cmd, ...) # endif return INLINE_SYSCALL (fcntl, 3, fd, cmd, arg); } -#endif int __libc_fcntl (int fd, int cmd, ...) { diff --git a/libpthread/linuxthreads.old/sysdeps/pthread/not-cancel.h b/libpthread/linuxthreads.old/sysdeps/pthread/not-cancel.h new file mode 100644 index 000000000..80d33be29 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/pthread/not-cancel.h @@ -0,0 +1,105 @@ +/* Uncancelable versions of cancelable interfaces. Linux version. + Copyright (C) 2003, 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sys/types.h> +#include <sysdep.h> + +/* Uncancelable open. */ +#define open_not_cancel(name, flags, mode) \ + INLINE_SYSCALL (open, 3, (const char *) (name), (flags), (mode)) +#define open_not_cancel_2(name, flags) \ + INLINE_SYSCALL (open, 2, (const char *) (name), (flags)) + +/* Uncancelable openat. */ +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt +extern int __openat_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +extern int __openat64_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +#else +# define __openat_nocancel(fd, fname, oflag, mode) \ + openat (fd, fname, oflag, mode) +# define __openat64_nocancel(fd, fname, oflag, mode) \ + openat64 (fd, fname, oflag, mode) +#endif + +#define openat_not_cancel(fd, fname, oflag, mode) \ + __openat_nocancel (fd, fname, oflag, mode) +#define openat_not_cancel_3(fd, fname, oflag) \ + __openat_nocancel (fd, fname, oflag, 0) +#define openat64_not_cancel(fd, fname, oflag, mode) \ + __openat64_nocancel (fd, fname, oflag, mode) +#define openat64_not_cancel_3(fd, fname, oflag) \ + __openat64_nocancel (fd, fname, oflag, 0) + +/* Uncancelable close. */ +#define close_not_cancel(fd) \ + INLINE_SYSCALL (close, 1, fd) +#define close_not_cancel_no_status(fd) \ + (void) ({ INTERNAL_SYSCALL_DECL (err); \ + INTERNAL_SYSCALL (close, err, 1, (fd)); }) + +/* Uncancelable read. */ +#define read_not_cancel(fd, buf, n) \ + INLINE_SYSCALL (read, 3, (fd), (buf), (n)) + +/* Uncancelable write. */ +#define write_not_cancel(fd, buf, n) \ + INLINE_SYSCALL (write, 3, (fd), (buf), (n)) + +/* Uncancelable writev. */ +#define writev_not_cancel_no_status(fd, iov, n) \ + (void) ({ INTERNAL_SYSCALL_DECL (err); \ + INTERNAL_SYSCALL (writev, err, 3, (fd), (iov), (n)); }) + +/* Uncancelable fcntl. */ +#define fcntl_not_cancel(fd, cmd, val) \ + __fcntl_nocancel (fd, cmd, val) + +/* Uncancelable waitpid. */ +#ifdef __NR_waitpid +# define waitpid_not_cancel(pid, stat_loc, options) \ + INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options) +#else +# define waitpid_not_cancel(pid, stat_loc, options) \ + INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL) +#endif + +/* Uncancelable pause. */ +#ifdef __NR_pause +# define pause_not_cancel() \ + INLINE_SYSCALL (pause, 0) +#else +# define pause_not_cancel() \ + __pause_nocancel () +#endif + +/* Uncancelable nanosleep. */ +#ifdef __NR_nanosleep +# define nanosleep_not_cancel(requested_time, remaining) \ + INLINE_SYSCALL (nanosleep, 2, requested_time, remaining) +#else +# define nanosleep_not_cancel(requested_time, remaining) \ + __nanosleep_nocancel (requested_time, remaining) +#endif + +/* Uncancelable sigsuspend. */ +#define sigsuspend_not_cancel(set) \ + __sigsuspend_nocancel (set) diff --git a/libpthread/linuxthreads/sysdeps/pthread/not-cancel.h b/libpthread/linuxthreads/sysdeps/pthread/not-cancel.h index 4373917df..80d33be29 100644 --- a/libpthread/linuxthreads/sysdeps/pthread/not-cancel.h +++ b/libpthread/linuxthreads/sysdeps/pthread/not-cancel.h @@ -1,5 +1,5 @@ /* Uncancelable versions of cancelable interfaces. Linux version. - Copyright (C) 2003 Free Software Foundation, Inc. + Copyright (C) 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. @@ -18,9 +18,8 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sys/syscall.h> -#undef INLINE_SYSCALL -#define INLINE_SYSCALL(func, numargs, args...) syscall(__NR_ ## func, args) +#include <sys/types.h> +#include <sysdep.h> /* Uncancelable open. */ #define open_not_cancel(name, flags, mode) \ @@ -28,6 +27,28 @@ #define open_not_cancel_2(name, flags) \ INLINE_SYSCALL (open, 2, (const char *) (name), (flags)) +/* Uncancelable openat. */ +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt +extern int __openat_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +extern int __openat64_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +#else +# define __openat_nocancel(fd, fname, oflag, mode) \ + openat (fd, fname, oflag, mode) +# define __openat64_nocancel(fd, fname, oflag, mode) \ + openat64 (fd, fname, oflag, mode) +#endif + +#define openat_not_cancel(fd, fname, oflag, mode) \ + __openat_nocancel (fd, fname, oflag, mode) +#define openat_not_cancel_3(fd, fname, oflag) \ + __openat_nocancel (fd, fname, oflag, 0) +#define openat64_not_cancel(fd, fname, oflag, mode) \ + __openat64_nocancel (fd, fname, oflag, mode) +#define openat64_not_cancel_3(fd, fname, oflag) \ + __openat64_nocancel (fd, fname, oflag, 0) + /* Uncancelable close. */ #define close_not_cancel(fd) \ INLINE_SYSCALL (close, 1, fd) @@ -60,3 +81,25 @@ # define waitpid_not_cancel(pid, stat_loc, options) \ INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL) #endif + +/* Uncancelable pause. */ +#ifdef __NR_pause +# define pause_not_cancel() \ + INLINE_SYSCALL (pause, 0) +#else +# define pause_not_cancel() \ + __pause_nocancel () +#endif + +/* Uncancelable nanosleep. */ +#ifdef __NR_nanosleep +# define nanosleep_not_cancel(requested_time, remaining) \ + INLINE_SYSCALL (nanosleep, 2, requested_time, remaining) +#else +# define nanosleep_not_cancel(requested_time, remaining) \ + __nanosleep_nocancel (requested_time, remaining) +#endif + +/* Uncancelable sigsuspend. */ +#define sigsuspend_not_cancel(set) \ + __sigsuspend_nocancel (set) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/not-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/not-cancel.h deleted file mode 100644 index acf1a617e..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/not-cancel.h +++ /dev/null @@ -1 +0,0 @@ -#include "../i386/not-cancel.h" |