55 lines
2.3 KiB
C
55 lines
2.3 KiB
C
/* Copyright 2020 Google LLC
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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
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google LLC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "test_skel.h"
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void test_handler(int sig) {}
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int main(int argc, char *argv[]) {
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const size_t kSigsetSize = sizeof(struct kernel_sigset_t);
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struct kernel_sigaction action = {};
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// Invalid signal returns EINVAL.
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assert(sys_rt_sigaction(SIGKILL, &action, NULL, kSigsetSize) == -1);
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assert(errno == EINVAL);
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// Set an action.
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action.sa_handler_ = test_handler;
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action.sa_flags = SA_SIGINFO;
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assert(sys_sigemptyset(&action.sa_mask) == 0);
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assert(sys_sigaddset(&action.sa_mask, SIGPIPE) == 0);
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assert(sys_rt_sigaction(SIGSEGV, &action, NULL, kSigsetSize) == 0);
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// Retrieve the action.
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struct kernel_sigaction old_action = {};
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assert(sys_rt_sigaction(SIGSEGV, NULL, &old_action, kSigsetSize) == 0);
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assert(memcmp(&action, &old_action, sizeof(action)) == 0);
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return 0;
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}
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