1 /* Copyright 2020, Google Inc. All rights reserved.
2 *
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8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
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11 * in the documentation and/or other materials provided with the
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15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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28 */
29
30 #include "test_skel.h"
31
test_handler(int sig)32 void test_handler(int sig) {}
33
main(int argc,char * argv[])34 int main(int argc, char *argv[]) {
35 const size_t kSigsetSize = sizeof(struct kernel_sigset_t);
36 struct kernel_sigaction action = {};
37 // Invalid signal returns EINVAL.
38 assert(sys_rt_sigaction(SIGKILL, &action, NULL, kSigsetSize) == -1);
39 assert(errno == EINVAL);
40
41 // Set an action.
42 action.sa_handler_ = test_handler;
43 action.sa_flags = SA_SIGINFO;
44 assert(sys_sigemptyset(&action.sa_mask) == 0);
45 assert(sys_sigaddset(&action.sa_mask, SIGPIPE) == 0);
46 assert(sys_rt_sigaction(SIGSEGV, &action, NULL, kSigsetSize) == 0);
47
48 // Retrieve the action.
49 struct kernel_sigaction old_action = {};
50 assert(sys_rt_sigaction(SIGSEGV, NULL, &old_action, kSigsetSize) == 0);
51 assert(memcmp(&action, &old_action, sizeof(action)) == 0);
52
53 return 0;
54 }
55