28e2075280
trunk/talk git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
52 lines
2.3 KiB
C
52 lines
2.3 KiB
C
/*
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* libjingle
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* Copyright 2004--2009, Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TALK_BASE_LINUXFDWALK_H_
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#define TALK_BASE_LINUXFDWALK_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Linux port of SunOS's fdwalk(3) call. It loops over all open file descriptors
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// and calls func on each one. Additionally, it is safe to use from the child
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// of a fork that hasn't exec'ed yet, so you can use it to close all open file
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// descriptors prior to exec'ing a daemon.
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// The return value is 0 if successful, or else -1 and errno is set. The
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// possible errors include any error that can be returned by opendir(),
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// readdir(), or closedir(), plus EBADF if there are problems parsing the
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// contents of /proc/self/fd.
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// The file descriptors that are enumerated will not include the file descriptor
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// used for the enumeration itself.
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int fdwalk(void (*func)(void *, int), void *opaque);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // TALK_BASE_LINUXFDWALK_H_
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