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65 lines
2.8 KiB
Plaintext
65 lines
2.8 KiB
Plaintext
// Copyright (c) 2011-2016 Ryan Prichard
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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#ifndef WINPTY_ASSERT_H
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#define WINPTY_ASSERT_H
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#ifdef WINPTY_AGENT_ASSERT
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void agentShutdown();
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void agentAssertFail(const char *file, int line, const char *cond);
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// Calling the standard assert() function does not work in the agent because
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// the error message would be printed to the console, and the only way the
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// user can see the console is via a working agent! Moreover, the console may
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// be frozen, so attempting to write to it would block forever. This custom
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// assert function instead sends the message to the DebugServer, then attempts
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// to close the console, then quietly exits.
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#define ASSERT(cond) \
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do { \
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if (!(cond)) { \
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agentAssertFail(__FILE__, __LINE__, #cond); \
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} \
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} while(0)
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#else
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void assertTrace(const char *file, int line, const char *cond);
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// In the other targets, log the assert failure to the debugserver, then fail
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// using the ordinary assert mechanism. In case assert is compiled out, fail
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// using abort. The amount of code inlined is unfortunate, but asserts aren't
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// used much outside the agent.
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#include <assert.h>
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#include <stdlib.h>
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#define ASSERT_CONDITION(cond) (false && (cond))
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#define ASSERT(cond) \
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do { \
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if (!(cond)) { \
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assertTrace(__FILE__, __LINE__, #cond); \
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assert(ASSERT_CONDITION(#cond)); \
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abort(); \
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} \
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} while(0)
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#endif
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#endif // WINPTY_ASSERT_H
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