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Implement support for systems where pipe2 returns ENOSYS

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fixes #7065
fixes #6696
This commit is contained in:
Gunnar Beutner 2014-09-03 08:10:55 +02:00
parent 4da18d6de1
commit 039a13cf88
1 changed files with 32 additions and 27 deletions
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59
lib/base/process.cpp
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@ -71,23 +71,24 @@ void Process::StaticInitialize(void)
#else /* _WIN32 */
# ifdef HAVE_PIPE2
if (pipe2(l_EventFDs[tid], O_CLOEXEC) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe2")
<< boost::errinfo_errno(errno));
}
# else /* HAVE_PIPE2 */
if (pipe(l_EventFDs[tid]) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe")
<< boost::errinfo_errno(errno));
}
Utility::SetCloExec(l_EventFDs[tid][0]);
Utility::SetCloExec(l_EventFDs[tid][1]);
if (errno == ENOSYS) {
# endif /* HAVE_PIPE2 */
if (pipe(l_EventFDs[tid]) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe")
<< boost::errinfo_errno(errno));
}
Utility::SetNonBlocking(l_EventFDs[tid][0]);
Utility::SetNonBlocking(l_EventFDs[tid][1]);
Utility::SetCloExec(l_EventFDs[tid][0]);
Utility::SetCloExec(l_EventFDs[tid][1]);
# ifdef HAVE_PIPE2
} else {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe2")
<< boost::errinfo_errno(errno));
}
}
# endif /* HAVE_PIPE2 */
#endif /* _WIN32 */
}
}
@ -444,19 +445,23 @@ void Process::Run(const boost::function<void(const ProcessResult&)>& callback)
#ifdef HAVE_PIPE2
if (pipe2(fds, O_CLOEXEC) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe2")
<< boost::errinfo_errno(errno));
}
#else /* HAVE_PIPE2 */
if (pipe(fds) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe")
<< boost::errinfo_errno(errno));
}
if (errno == ENOSYS) {
#endif /* HAVE_PIPE2 */
if (pipe(fds) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe")
<< boost::errinfo_errno(errno));
}
Utility::SetCloExec(fds[0]);
Utility::SetCloExec(fds[1]);
Utility::SetCloExec(fds[0]);
Utility::SetCloExec(fds[1]);
#ifdef HAVE_PIPE2
} else {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("pipe2")
<< boost::errinfo_errno(errno));
}
}
#endif /* HAVE_PIPE2 */
// build argv