Fix su job control (recently introduced for PAM cleanup purposes) to not
kill login shell on either "suspend/fg" or "stop $$/fg" for tcsh. Since this bug occurse on -stable too, it is not kernel threads bug. Submitted by: David Xu <bsddiy@yahoo.com>
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=101722
@ -329,10 +329,13 @@ main(int argc, char *argv[])
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default:
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while ((ret_pid = waitpid(child_pid, &statusp, WUNTRACED)) != -1) {
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if (WIFSTOPPED(statusp)) {
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child_pgrp = tcgetpgrp(1);
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kill(getpid(), SIGSTOP);
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tcsetpgrp(1, child_pgrp);
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kill(child_pid, SIGCONT);
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child_pgrp = getpgid(child_pid);
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if (tcgetpgrp(1) == getpgrp())
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{
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tcsetpgrp(1, child_pgrp);
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kill(child_pid, SIGCONT);
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}
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statusp = 1;
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continue;
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}
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