diff options
Diffstat (limited to 'usr.bin/wall')
| -rw-r--r-- | usr.bin/wall/wall.c | 43 |
1 files changed, 16 insertions, 27 deletions
diff --git a/usr.bin/wall/wall.c b/usr.bin/wall/wall.c index cda3c1f8f38..1cc2e926942 100644 --- a/usr.bin/wall/wall.c +++ b/usr.bin/wall/wall.c @@ -1,4 +1,4 @@ -/* $OpenBSD: wall.c,v 1.8 1997/01/15 23:43:36 millert Exp $ */ +/* $OpenBSD: wall.c,v 1.9 1998/11/19 03:09:16 form Exp $ */ /* $NetBSD: wall.c,v 1.6 1994/11/17 07:17:58 jtc Exp $ */ /* @@ -44,7 +44,7 @@ static char copyright[] = #if 0 static char sccsid[] = "@(#)wall.c 8.2 (Berkeley) 11/16/93"; #endif -static char rcsid[] = "$OpenBSD: wall.c,v 1.8 1997/01/15 23:43:36 millert Exp $"; +static char rcsid[] = "$OpenBSD: wall.c,v 1.9 1998/11/19 03:09:16 form Exp $"; #endif /* not lint */ /* @@ -66,6 +66,7 @@ static char rcsid[] = "$OpenBSD: wall.c,v 1.8 1997/01/15 23:43:36 millert Exp $" #include <unistd.h> #include <utmp.h> #include <vis.h> +#include <err.h> struct wallgroup { struct wallgroup *next; @@ -132,10 +133,8 @@ usage: makemsg(*argv); - if (!(fp = fopen(_PATH_UTMP, "r"))) { - (void)fprintf(stderr, "wall: cannot read %s.\n", _PATH_UTMP); - exit(1); - } + if (!(fp = fopen(_PATH_UTMP, "r"))) + errx(1, "cannot read %s.\n", _PATH_UTMP); iov.iov_base = mbuf; iov.iov_len = mbufsize; /* NOSTRICT */ @@ -170,7 +169,7 @@ usage: strncpy(line, utmp.ut_line, sizeof(utmp.ut_line)); line[sizeof(utmp.ut_line)] = '\0'; if ((p = ttymsg(&iov, 1, line, 60*5)) != NULL) - (void)fprintf(stderr, "wall: %s\n", p); + warnx("%s\n", p); } exit(0); } @@ -191,10 +190,8 @@ makemsg(fname) (void)strcpy(tmpname, _PATH_TMP); (void)strcat(tmpname, "wall.XXXXXX"); - if (!(fd = mkstemp(tmpname)) || !(fp = fdopen(fd, "r+"))) { - (void)fprintf(stderr, "wall: can't open temporary file.\n"); - exit(1); - } + if (!(fd = mkstemp(tmpname)) || !(fp = fdopen(fd, "r+"))) + errx(1, "can't open temporary file.\n"); (void)unlink(tmpname); if (!nobanner) { @@ -222,10 +219,8 @@ makemsg(fname) } (void)fprintf(fp, "%79s\r\n", " "); - if (fname && !(freopen(fname, "r", stdin))) { - (void)fprintf(stderr, "wall: can't read %s.\n", fname); - exit(1); - } + if (fname && !(freopen(fname, "r", stdin))) + errx(1, "can't read %s.\n", fname); while (fgets(lbuf, sizeof(lbuf), stdin)) for (cnt = 0, p = lbuf; (ch = *p) != '\0'; ++p, ++cnt) { vis(tmpbuf, ch, VIS_SAFE|VIS_NOSLASH, p[1]); @@ -246,18 +241,12 @@ makemsg(fname) (void)fprintf(fp, "%79s\r\n", " "); rewind(fp); - if (fstat(fd, &sbuf)) { - (void)fprintf(stderr, "wall: can't stat temporary file.\n"); - exit(1); - } + if (fstat(fd, &sbuf)) + errx(1, "can't stat temporary file.\n"); mbufsize = sbuf.st_size; - if (!(mbuf = malloc((u_int)mbufsize))) { - (void)fprintf(stderr, "wall: out of memory.\n"); - exit(1); - } - if (fread(mbuf, sizeof(*mbuf), mbufsize, fp) != mbufsize) { - (void)fprintf(stderr, "wall: can't read temporary file.\n"); - exit(1); - } + if (!(mbuf = malloc((u_int)mbufsize))) + errx(1, "out of memory.\n"); + if (fread(mbuf, sizeof(*mbuf), mbufsize, fp) != mbufsize) + errx(1, "can't read temporary file.\n"); (void)close(fd); } |