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Clear signal flags /before/ taking action and continue afterwards to reduce

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chance of dropping signals. Pointed out by deraadt@.
This commit is contained in:
Nicholas Marriott
2009-10-26 21:38:18 +00:00
parent 6b804f3a4a
commit a8b1379ccb
2 changed files with 10 additions and 5 deletions
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9
client.c
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@ -185,17 +185,20 @@ client_main(void)
client_write_server(MSG_EXITING, NULL, 0);
}
if (sigchld) {
waitpid(WAIT_ANY, NULL, WNOHANG);
sigchld = 0;
waitpid(WAIT_ANY, NULL, WNOHANG);
continue;
}
if (sigwinch) {
sigwinch = 0;
client_write_server(MSG_RESIZE, NULL, 0);
sigwinch = 0;
continue;
}
if (sigcont) {
sigcont = 0;
siginit();
client_write_server(MSG_WAKEUP, NULL, 0);
sigcont = 0;
continue;
}
pfd.fd = client_ibuf.fd;