cshapiro@google.com
28c9533a21
The assertion code only writes to its string streams and never reads data back. As such, there is no reason to use a stream type supporting input. Review URL: https://chromiumcodereview.appspot.com//10828317 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@10693 260f80e4-7a28-3924-810f-c04153c831b5
51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include <cstdlib>
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#include <sstream>
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#include <string>
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#include "platform/globals.h"
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namespace dart {
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// Exit with a failure code when we miss an EXPECT check.
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static void failed_exit(void) {
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exit(255);
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}
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void DynamicAssertionHelper::Fail(const char* format, ...) {
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std::ostringstream stream;
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stream << file_ << ":" << line_ << ": error: ";
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va_list arguments;
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va_start(arguments, format);
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char buffer[2 * KB];
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vsnprintf(buffer, sizeof(buffer), format, arguments);
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va_end(arguments);
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stream << buffer << std::endl;
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// Get the message from the string stream and dump it on stderr.
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std::string message = stream.str();
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fprintf(stderr, "%s", message.c_str());
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// In case of failed assertions, abort right away. Otherwise, wait
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// until the program is exiting before producing a non-zero exit
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// code through abort.
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// TODO(5411324): replace std::abort with OS::Abort so that we can handle
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// restoring of signal handlers before aborting.
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if (kind_ == ASSERT) {
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std::abort();
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}
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static bool failed = false;
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if (!failed) {
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std::atexit(&failed_exit);
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}
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failed = true;
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}
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} // namespace dart
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