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Add thread-safe wrapper for fpathconf(2) syscall.

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Reviewed by:	jlemon
This commit is contained in:
Maxim Sobolev 2000-09-19 18:01:03 +00:00
parent 52e0c32b37
commit 24a1dab36f
7 changed files with 52 additions and 0 deletions
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1
lib/libc_r/uthread/Makefile.inc
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@ -49,6 +49,7 @@ SRCS+= \
uthread_find_thread.c \
uthread_flock.c \
uthread_fork.c \
uthread_fpathconf.c \
uthread_fstat.c \
uthread_fstatfs.c \
uthread_fsync.c \

1
lib/libc_r/uthread/pthread_private.h
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@ -1204,6 +1204,7 @@ int _thread_sys_ftruncate(int, off_t);
int _thread_sys_pause(void);
int _thread_sys_pipe(int *);
int _thread_sys_select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
long _thread_sys_fpathconf(int, int);
off_t _thread_sys_lseek(int, off_t, int);
pid_t _thread_sys_fork(void);
pid_t _thread_sys_tcgetpgrp(int);

46
lib/libc_r/uthread/uthread_fpathconf.c Normal file
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@ -0,0 +1,46 @@
/*
* Copyright (c) 2000 Maxim Sobolev <sobomax@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <unistd.h>
#ifdef _THREAD_SAFE
#include <pthread.h>
#include "pthread_private.h"
long
_fpathconf(int fd, int name)
{
long ret;
if ((ret = _FD_LOCK(fd, FD_READ, NULL)) == 0) {
ret = _thread_sys_fpathconf(fd, name);
_FD_UNLOCK(fd, FD_READ);
}
return ret;
}
__strong_reference(_fpathconf, fpathconf);
#endif

1
lib/libkse/thread/Makefile.inc
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@ -49,6 +49,7 @@ SRCS+= \
uthread_find_thread.c \
uthread_flock.c \
uthread_fork.c \
uthread_fpathconf.c \
uthread_fstat.c \
uthread_fstatfs.c \
uthread_fsync.c \

1
lib/libkse/thread/thr_private.h
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@ -1204,6 +1204,7 @@ int _thread_sys_ftruncate(int, off_t);
int _thread_sys_pause(void);
int _thread_sys_pipe(int *);
int _thread_sys_select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
long _thread_sys_fpathconf(int, int);
off_t _thread_sys_lseek(int, off_t, int);
pid_t _thread_sys_fork(void);
pid_t _thread_sys_tcgetpgrp(int);

1
lib/libpthread/thread/Makefile.inc
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@ -49,6 +49,7 @@ SRCS+= \
uthread_find_thread.c \
uthread_flock.c \
uthread_fork.c \
uthread_fpathconf.c \
uthread_fstat.c \
uthread_fstatfs.c \
uthread_fsync.c \

1
lib/libpthread/thread/thr_private.h
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@ -1204,6 +1204,7 @@ int _thread_sys_ftruncate(int, off_t);
int _thread_sys_pause(void);
int _thread_sys_pipe(int *);
int _thread_sys_select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
long _thread_sys_fpathconf(int, int);
off_t _thread_sys_lseek(int, off_t, int);
pid_t _thread_sys_fork(void);
pid_t _thread_sys_tcgetpgrp(int);