diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-01-17 19:21:49 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-01-17 19:21:49 +0000 |
| commit | 1081c114a42d09e9086d38d6239392d64234f646 (patch) | |
| tree | 5fe5c32284caabd974a33e29ce717a7fccbbaff3 | |
| parent | fa860e14ab4d20456b9fd9b1a16a873fed8dc8d3 (diff) | |
use sig_atomic_t, and check for signal flag more often
| -rw-r--r-- | libexec/comsat/comsat.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/libexec/comsat/comsat.c b/libexec/comsat/comsat.c index d744d2df7d4..654828607da 100644 --- a/libexec/comsat/comsat.c +++ b/libexec/comsat/comsat.c @@ -39,7 +39,7 @@ static char copyright[] = #ifndef lint /*static char sccsid[] = "from: @(#)comsat.c 8.1 (Berkeley) 6/4/93";*/ -static char rcsid[] = "$Id: comsat.c,v 1.13 2001/01/11 22:36:22 deraadt Exp $"; +static char rcsid[] = "$Id: comsat.c,v 1.14 2001/01/17 19:21:48 deraadt Exp $"; #endif /* not lint */ #include <sys/param.h> @@ -82,7 +82,7 @@ void readutmp __P((int)); void doreadutmp __P((void)); void reapchildren __P((int)); -volatile int wantreadutmp; +sig_atomic_t wantreadutmp; int main(argc, argv) @@ -120,14 +120,15 @@ main(argc, argv) (void)signal(SIGTTOU, SIG_IGN); (void)signal(SIGCHLD, reapchildren); for (;;) { + if (wantreadutmp) { + doreadutmp(); + wantreadutmp = 0; + } + cc = recv(0, msgbuf, sizeof(msgbuf) - 1, 0); if (cc <= 0) { if (errno != EINTR) sleep(1); - if (wantreadutmp) { - doreadutmp(); - wantreadutmp = 0; - } continue; } if (!nutmp) /* no one has logged in yet */ |