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Annotation of 43BSD/ucb/dbx/tests/cc/signal.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Test of tracebacks from signal handlers.
                      3:  */
                      4: 
                      5: #include <stdio.h>
                      6: #include <signal.h>
                      7: 
                      8: int catch(), secondcatch();
                      9: 
                     10: main()
                     11: {
                     12:     signal(SIGQUIT, catch);
                     13:     kill(getpid(), SIGQUIT);
                     14:     printf("back in main\n");
                     15: }
                     16: 
                     17: catch()
                     18: {
                     19:     printf("in catch\n");
                     20:     sigsetmask(0);
                     21:     signal(SIGQUIT, secondcatch);
                     22:     kill(getpid(), SIGQUIT);
                     23:     printf("back in catch\n");
                     24: }
                     25: 
                     26: secondcatch()
                     27: {
                     28:     printf("in secondcatch\n");
                     29: }

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