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-rw-r--r--unit/atf-src/atf-c++/detail/process.cpp346
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diff --git a/unit/atf-src/atf-c++/detail/process.cpp b/unit/atf-src/atf-c++/detail/process.cpp
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+// Copyright (c) 2008 The NetBSD Foundation, Inc.
+// 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+
+#include "atf-c++/detail/process.hpp"
+
+extern "C" {
+#include <signal.h>
+
+#include "atf-c/detail/process.h"
+#include "atf-c/error.h"
+}
+
+#include <iostream>
+
+#include "atf-c++/detail/exceptions.hpp"
+#include "atf-c++/detail/sanity.hpp"
+
+namespace detail = atf::process::detail;
+namespace impl = atf::process;
+#define IMPL_NAME "atf::process"
+
+// ------------------------------------------------------------------------
+// Auxiliary functions.
+// ------------------------------------------------------------------------
+
+template< class C >
+atf::auto_array< const char* >
+collection_to_argv(const C& c)
+{
+ atf::auto_array< const char* > argv(new const char*[c.size() + 1]);
+
+ std::size_t pos = 0;
+ for (typename C::const_iterator iter = c.begin(); iter != c.end();
+ iter++) {
+ argv[pos] = (*iter).c_str();
+ pos++;
+ }
+ INV(pos == c.size());
+ argv[pos] = NULL;
+
+ return argv;
+}
+
+template< class C >
+C
+argv_to_collection(const char* const* argv)
+{
+ C c;
+
+ for (const char* const* iter = argv; *iter != NULL; iter++)
+ c.push_back(std::string(*iter));
+
+ return c;
+}
+
+// ------------------------------------------------------------------------
+// The "argv_array" type.
+// ------------------------------------------------------------------------
+
+impl::argv_array::argv_array(void) :
+ m_exec_argv(collection_to_argv(m_args))
+{
+}
+
+impl::argv_array::argv_array(const char* arg1, ...)
+{
+ m_args.push_back(arg1);
+
+ {
+ va_list ap;
+ const char* nextarg;
+
+ va_start(ap, arg1);
+ while ((nextarg = va_arg(ap, const char*)) != NULL)
+ m_args.push_back(nextarg);
+ va_end(ap);
+ }
+
+ ctor_init_exec_argv();
+}
+
+impl::argv_array::argv_array(const char* const* ca) :
+ m_args(argv_to_collection< args_vector >(ca)),
+ m_exec_argv(collection_to_argv(m_args))
+{
+}
+
+impl::argv_array::argv_array(const argv_array& a) :
+ m_args(a.m_args),
+ m_exec_argv(collection_to_argv(m_args))
+{
+}
+
+void
+impl::argv_array::ctor_init_exec_argv(void)
+{
+ m_exec_argv = collection_to_argv(m_args);
+}
+
+const char* const*
+impl::argv_array::exec_argv(void)
+ const
+{
+ return m_exec_argv.get();
+}
+
+impl::argv_array::size_type
+impl::argv_array::size(void)
+ const
+{
+ return m_args.size();
+}
+
+const char*
+impl::argv_array::operator[](int idx)
+ const
+{
+ return m_args[idx].c_str();
+}
+
+impl::argv_array::const_iterator
+impl::argv_array::begin(void)
+ const
+{
+ return m_args.begin();
+}
+
+impl::argv_array::const_iterator
+impl::argv_array::end(void)
+ const
+{
+ return m_args.end();
+}
+
+impl::argv_array&
+impl::argv_array::operator=(const argv_array& a)
+{
+ if (this != &a) {
+ m_args = a.m_args;
+ m_exec_argv = collection_to_argv(m_args);
+ }
+ return *this;
+}
+
+// ------------------------------------------------------------------------
+// The "stream" types.
+// ------------------------------------------------------------------------
+
+impl::basic_stream::basic_stream(void) :
+ m_inited(false)
+{
+}
+
+impl::basic_stream::~basic_stream(void)
+{
+ if (m_inited)
+ atf_process_stream_fini(&m_sb);
+}
+
+const atf_process_stream_t*
+impl::basic_stream::get_sb(void)
+ const
+{
+ INV(m_inited);
+ return &m_sb;
+}
+
+impl::stream_capture::stream_capture(void)
+{
+ atf_error_t err = atf_process_stream_init_capture(&m_sb);
+ if (atf_is_error(err))
+ throw_atf_error(err);
+ m_inited = true;
+}
+
+impl::stream_connect::stream_connect(const int src_fd, const int tgt_fd)
+{
+ atf_error_t err = atf_process_stream_init_connect(&m_sb, src_fd, tgt_fd);
+ if (atf_is_error(err))
+ throw_atf_error(err);
+ m_inited = true;
+}
+
+impl::stream_inherit::stream_inherit(void)
+{
+ atf_error_t err = atf_process_stream_init_inherit(&m_sb);
+ if (atf_is_error(err))
+ throw_atf_error(err);
+ m_inited = true;
+}
+
+impl::stream_redirect_fd::stream_redirect_fd(const int fd)
+{
+ atf_error_t err = atf_process_stream_init_redirect_fd(&m_sb, fd);
+ if (atf_is_error(err))
+ throw_atf_error(err);
+ m_inited = true;
+}
+
+impl::stream_redirect_path::stream_redirect_path(const fs::path& p)
+{
+ atf_error_t err = atf_process_stream_init_redirect_path(&m_sb, p.c_path());
+ if (atf_is_error(err))
+ throw_atf_error(err);
+ m_inited = true;
+}
+
+// ------------------------------------------------------------------------
+// The "status" type.
+// ------------------------------------------------------------------------
+
+impl::status::status(atf_process_status_t& s) :
+ m_status(s)
+{
+}
+
+impl::status::~status(void)
+{
+ atf_process_status_fini(&m_status);
+}
+
+bool
+impl::status::exited(void)
+ const
+{
+ return atf_process_status_exited(&m_status);
+}
+
+int
+impl::status::exitstatus(void)
+ const
+{
+ return atf_process_status_exitstatus(&m_status);
+}
+
+bool
+impl::status::signaled(void)
+ const
+{
+ return atf_process_status_signaled(&m_status);
+}
+
+int
+impl::status::termsig(void)
+ const
+{
+ return atf_process_status_termsig(&m_status);
+}
+
+bool
+impl::status::coredump(void)
+ const
+{
+ return atf_process_status_coredump(&m_status);
+}
+
+// ------------------------------------------------------------------------
+// The "child" type.
+// ------------------------------------------------------------------------
+
+impl::child::child(atf_process_child_t& c) :
+ m_child(c),
+ m_waited(false)
+{
+}
+
+impl::child::~child(void)
+{
+ if (!m_waited) {
+ ::kill(atf_process_child_pid(&m_child), SIGTERM);
+
+ atf_process_status_t s;
+ atf_error_t err = atf_process_child_wait(&m_child, &s);
+ INV(!atf_is_error(err));
+ atf_process_status_fini(&s);
+ }
+}
+
+impl::status
+impl::child::wait(void)
+{
+ atf_process_status_t s;
+
+ atf_error_t err = atf_process_child_wait(&m_child, &s);
+ if (atf_is_error(err))
+ throw_atf_error(err);
+
+ m_waited = true;
+ return status(s);
+}
+
+pid_t
+impl::child::pid(void)
+ const
+{
+ return atf_process_child_pid(&m_child);
+}
+
+int
+impl::child::stdout_fd(void)
+{
+ return atf_process_child_stdout(&m_child);
+}
+
+int
+impl::child::stderr_fd(void)
+{
+ return atf_process_child_stderr(&m_child);
+}
+
+// ------------------------------------------------------------------------
+// Free functions.
+// ------------------------------------------------------------------------
+
+void
+detail::flush_streams(void)
+{
+ // TODO: This should only be executed when inheriting the stdout or
+ // stderr file descriptors. However, the flushing is specific to the
+ // iostreams, so we cannot do it from the C library where all the process
+ // logic is performed. Come up with a better design.
+ std::cout.flush();
+ std::cerr.flush();
+}
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