diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-01-19 17:58:23 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2001-01-19 17:58:23 +0000 |
| commit | 84feb65f67f9dfdd4c1946c042d07d10c65d4feb (patch) | |
| tree | 74d99dd3e4d3b0bef09fc5651ccd2e0809ae452b /usr.bin/write | |
| parent | 14ed877776dcefece53d3ac792a4ed18ba7dd630 (diff) | |
mark remaining signal races which are difficult to fix, and fix a few partially
Diffstat (limited to 'usr.bin/write')
| -rw-r--r-- | usr.bin/write/write.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/usr.bin/write/write.c b/usr.bin/write/write.c index e5357d0deb6..60985c0ab29 100644 --- a/usr.bin/write/write.c +++ b/usr.bin/write/write.c @@ -1,4 +1,4 @@ -/* $OpenBSD: write.c,v 1.10 1999/02/21 08:28:16 deraadt Exp $ */ +/* $OpenBSD: write.c,v 1.11 2001/01/19 17:58:21 deraadt Exp $ */ /* $NetBSD: write.c,v 1.5 1995/08/31 21:48:32 jtc Exp $ */ /* @@ -47,7 +47,7 @@ static char copyright[] = #if 0 static char sccsid[] = "@(#)write.c 8.2 (Berkeley) 4/27/95"; #endif -static char *rcsid = "$OpenBSD: write.c,v 1.10 1999/02/21 08:28:16 deraadt Exp $"; +static char *rcsid = "$OpenBSD: write.c,v 1.11 2001/01/19 17:58:21 deraadt Exp $"; #endif /* not lint */ #include <sys/types.h> @@ -66,7 +66,7 @@ static char *rcsid = "$OpenBSD: write.c,v 1.10 1999/02/21 08:28:16 deraadt Exp $ #include <err.h> #include <vis.h> -void done(); +void done __P((int sig)); void do_write __P((char *, char *, uid_t)); void wr_fputs __P((char *)); void search_utmp __P((char *, char *, char *, uid_t)); @@ -127,7 +127,7 @@ main(argc, argv) (void)fprintf(stderr, "usage: write user [tty]\n"); exit(1); } - done(); + done(0); /* NOTREACHED */ } @@ -285,10 +285,13 @@ do_write(tty, mytty, myuid) * done - cleanup and exit */ void -done() +done(int sig) { - (void)printf("EOF\r\n"); - exit(0); + (void)printf("EOF\r\n"); /* XXX signal race */ + if (sig) + _exit(0); + else + exit(0); } /* |