Attachment 182523 Details for Bug 219228 – Test program: compile with `cc -lthr main.c`; Send '^t^t^t^c' to observe problem.

Test program: compile with `cc -lthr main.c`; Send '^t^t^t^c' to observe problem.

main.c (text/x-csrc), 1.00 KB, created by Duane on 2017-05-12 00:44:16 UTC

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Filename:

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Creator: Duane

Created: 2017-05-12 00:44:16 UTC

Size: 1.00 KB

patch

obsolete

>#include <poll.h>
>#include <pthread.h>
>#include <signal.h>
>#include <stdio.h>
>#include <string.h>
>#include <unistd.h>
>
>pthread_t tid;
>
>static void *
>worker(void *ud)
>{
>    for (;;) {
>        write(STDERR_FILENO, ud, 1);
>        int rc = poll(NULL, 0, 1000);
>        if (rc < 0) perror(ud);
>    }
>    return NULL;
>}
>
>static void
>handle(int signo)
>{
>    write(STDERR_FILENO, "HND\n", strlen("HND\n"));
>    pause();
>}
>
>static void
>catch_ignore(int signo)
>{
>}
>
>int
>main(void)
>{
>    int rc;
>    sigset_t ss_block, ss_prev;
>
>    rc = sigfillset(&ss_block);
>    if (rc < 0) perror(NULL);
>
>    rc = pthread_sigmask(SIG_BLOCK,&ss_block,&ss_prev);
>    if (rc < 0) perror(NULL);
>
>    rc = pthread_create(&tid, NULL, worker, "*WRK");
>    if (rc < 0) perror(NULL);
>
>    if (SIG_ERR == signal(SIGINT, catch_ignore)) {
>        perror(NULL);
>    }
>
>    if (SIG_ERR == signal(SIGINFO, handle)) {
>        perror(NULL);
>    }
>
>    rc = pthread_sigmask(SIG_SETMASK,&ss_prev,NULL);
>    if (rc < 0) perror(NULL);
>
>    for (;;) {}
>
>    return 0;
>}
>

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Attachments on bug 219228: 182523 | 182542