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Apparently SIGCHLD is blocked by default in processes run in a

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pterm, which was breaking my bash job notification patch. This is
apparently not the case for xterm, so I've fiddled with it. Not
entirely sure _why_ it did this in the first place, but there we go.

[originally from svn r4997]
This commit is contained in:
Simon Tatham 2004-12-17 09:43:09 +00:00
parent 6c81ee6706
commit ebf507497d
1 changed files with 9 additions and 1 deletions
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10
unix/pty.c
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@ -621,10 +621,18 @@ static const char *pty_init(void *frontend, void **backend_handle, Config *cfg,
/* /*
* SIGINT and SIGQUIT may have been set to ignored by our * SIGINT and SIGQUIT may have been set to ignored by our
* parent, particularly by things like sh -c 'pterm &' and * parent, particularly by things like sh -c 'pterm &' and
* some window managers. Reverse this for our child process. * some window managers. SIGCHLD, meanwhile, has been
* tinkered with by the watchdog process. Reverse all this
* for our child process.
*/ */
putty_signal(SIGINT, SIG_DFL); putty_signal(SIGINT, SIG_DFL);
putty_signal(SIGQUIT, SIG_DFL); putty_signal(SIGQUIT, SIG_DFL);
{
sigset_t set;
sigemptyset(&set);
sigaddset(&set, SIGCHLD);
sigprocmask(SIG_UNBLOCK, &set, NULL);
}
if (pty_argv) if (pty_argv)
execvp(pty_argv[0], pty_argv); execvp(pty_argv[0], pty_argv);
else { else {