diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2002-12-15 10:26:23 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2002-12-15 10:26:23 +0000 |
| commit | 6ee8d3345646ab0bea91891362a2bbf15503edec (patch) | |
| tree | 718ea6deebec61e44b09eb25817ee5c14da35f57 /sysdeps/unix/sysv/linux/pwrite.c | |
| parent | 2fb6444dbb9672aea7766b3790a3cb70a73473d3 (diff) | |
| download | glibc-6ee8d3345646ab0bea91891362a2bbf15503edec.tar.gz | |
Update.
2002-12-15 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/sysdep-cancel.h: Add dummy definitions for
SINGLE_THREAD_P, LIBC_CANCEL_ASYNC, and LIBC_CANCEL_RESET.
* sysdeps/unix/sysv/linux/open64.c: New file.
* sysdeps/generic/pselect.c: Add support for cancellation handling.
* sysdeps/posix/open64.c: Likewise.
* sysdeps/posix/sigpause.c: Likewise.
* sysdeps/posix/sigwait.c: Likewise.
* sysdeps/posix/system.c: Likewise.
* sysdeps/posix/waitid.c: Likewise.
* sysdeps/unix/sysv/linux/accept.S: Likewise.
* sysdeps/unix/sysv/linux/connect.S: Likewise.
* sysdeps/unix/sysv/linux/llseek.c: Likewise.
* sysdeps/unix/sysv/linux/msgrcv.c: Likewise.
* sysdeps/unix/sysv/linux/msgsnd.c: Likewise.
* sysdeps/unix/sysv/linux/poll.c: Likewise.
* sysdeps/unix/sysv/linux/pread.c: Likewise.
* sysdeps/unix/sysv/linux/pread64.c: Likewise.
* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
* sysdeps/unix/sysv/linux/pwrite64.c: Likewise.
* sysdeps/unix/sysv/linux/readv.c: Likewise.
* sysdeps/unix/sysv/linux/recv.S: Likewise.
* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
* sysdeps/unix/sysv/linux/recvmsg.S: Likewise.
* sysdeps/unix/sysv/linux/send.S: Likewise.
* sysdeps/unix/sysv/linux/sendmsg.S: Likewise.
* sysdeps/unix/sysv/linux/sendto.S: Likewise.
* sysdeps/unix/sysv/linux/sigsuspend.c: Likewise.
* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise.
* sysdeps/unix/sysv/linux/sigwait.c: Likewise.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
* sysdeps/unix/sysv/linux/tcdrain.c: Likewise.
* sysdeps/unix/sysv/linux/wait.c: Likewise.
* sysdeps/unix/sysv/linux/waitpid.c: Likewise.
* sysdeps/unix/sysv/linux/writev.c: Likewise.
* sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise.
* sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/pwrite.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/pwrite.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/sysdeps/unix/sysv/linux/pwrite.c b/sysdeps/unix/sysv/linux/pwrite.c index 13bbc76b3e..af4ac362b8 100644 --- a/sysdeps/unix/sysv/linux/pwrite.c +++ b/sysdeps/unix/sysv/linux/pwrite.c @@ -22,7 +22,7 @@ #include <endian.h> #include <unistd.h> -#include <sysdep.h> +#include <sysdep-cancel.h> #include <sys/syscall.h> #include <bp-checks.h> @@ -38,8 +38,9 @@ #if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0 /* The order of hi, lo depends on endianness. */ -extern ssize_t __syscall_pwrite (int fd, const void *__unbounded buf, size_t count, - off_t offset_hi, off_t offset_lo); +extern ssize_t __syscall_pwrite (int fd, const void *__unbounded buf, + size_t count, off_t offset_hi, + off_t offset_lo); # if __ASSUME_PWRITE_SYSCALL == 0 static ssize_t __emulate_pwrite (int fd, const void *buf, size_t count, @@ -47,12 +48,8 @@ static ssize_t __emulate_pwrite (int fd, const void *buf, size_t count, # endif -ssize_t -__libc_pwrite (fd, buf, count, offset) - int fd; - const void *buf; - size_t count; - off_t offset; +static ssize_t +do_pwrite (int fd, const void *buf, size_t count, off_t offset) { ssize_t result; @@ -69,6 +66,26 @@ __libc_pwrite (fd, buf, count, offset) return result; } + +ssize_t +__libc_pwrite (fd, buf, count, offset) + int fd; + const void *buf; + size_t count; + off_t offset; +{ + if (SINGLE_THREAD_P) + return do_pwrite (fd, buf, count, offset); + + int oldtype = LIBC_CANCEL_ASYNC (); + + ssize_t result = do_pwrite (fd, buf, count, offset); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} + strong_alias (__libc_pwrite, __pwrite) weak_alias (__libc_pwrite, pwrite) |