Merge in our changes from src/libexec/mail.local. This version doesn't

violate disk quotas, has more robust locking, is still being developed,
etc.  The main changes merged in were the ability to not fsync() the
mailbox, not do biff/comsat broadcasts, man page fixes.
This commit is contained in:
Peter Wemm 1996-10-29 05:22:52 +00:00
parent accc8b5dba
commit b0591e84e9
3 changed files with 43 additions and 23 deletions

View File

@ -1,9 +1,13 @@
# @(#)Makefile 8.1 (Berkeley) 7/19/93
PROG= mail.local
MAN8= mail.local.0
MAN8= mail.local.8
.if defined(DONT_FSYNC)
CFLAGS+= -DDONT_FSYNC
.endif
BINOWN= root
BINMODE=4555
INSTALLFLAGS=-fschg
BINDIR= /usr/libexec
.include <bsd.prog.mk>

View File

@ -30,6 +30,7 @@
.\" SUCH DAMAGE.
.\"
.\" @(#)mail.local.8 8.2 (Berkeley) 12/11/93
.\" $Id$
.\"
.Dd December 11, 1993
.Dt MAIL.LOCAL 8
@ -40,6 +41,7 @@
.Sh SYNOPSIS
.Nm mail.local
.Op Fl f Ar from
.Op Fl b
.Ar user ...
.Sh DESCRIPTION
.Nm Mail.local
@ -55,6 +57,10 @@ The options are as follows:
.Bl -tag -width xxxfrom
.It Fl f Ar from
Specify the sender's name.
.It Fl b
Turn off the attempts to notify the
.Dq biff
service.
.El
.Pp
Individual mail messages in the mailbox are delimited by an empty
@ -90,7 +96,6 @@ user's mailbox directory
.El
.Sh SEE ALSO
.Xr mail 1 ,
.Xr xsend 1 ,
.Xr flock 2 ,
.Xr getservbyname 3 ,
.Xr comsat 8 ,

View File

@ -29,6 +29,8 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id$
*/
#ifndef lint
@ -174,9 +176,9 @@ extern FILE *fdopen __P((int, const char *));
int eval = EX_OK; /* sysexits.h error value. */
void deliver __P((int, char *));
void deliver __P((int, char *, int));
void e_to_sys __P((int));
__dead void err __P((const char *, ...));
void err __P((const char *, ...)) __dead2;
void notifybiff __P((char *));
int store __P((char *));
void usage __P((void));
@ -191,7 +193,7 @@ main(argc, argv)
char *argv[];
{
struct passwd *pw;
int ch, fd;
int ch, fd, nobiff;
uid_t uid;
char *from;
extern char *optarg;
@ -211,8 +213,12 @@ main(argc, argv)
#endif
from = NULL;
while ((ch = getopt(argc, argv, "df:r:")) != EOF)
nobiff = 0;
while ((ch = getopt(argc, argv, "bdf:r:")) != EOF)
switch(ch) {
case 'b':
nobiff++;
break;
case 'd': /* Backward compatible. */
break;
case 'f':
@ -253,7 +259,7 @@ main(argc, argv)
* at the expense of repeated failures and multiple deliveries.
*/
for (fd = store(from); *argv; ++argv)
deliver(fd, *argv);
deliver(fd, *argv, nobiff);
exit(eval);
}
@ -308,8 +314,8 @@ store(from)
}
void
deliver(fd, name)
int fd;
deliver(fd, name, nobiff)
int fd, nobiff;
char *name;
{
struct stat fsb, sb;
@ -418,11 +424,13 @@ tryagain:
goto err1;
}
/* Get the starting offset of the new message for biff. */
curoff = lseek(mbfd, (off_t)0, SEEK_END);
(void)snprintf(biffmsg, sizeof(biffmsg),
sizeof curoff > sizeof(long) ? "%s@%qd\n" : "%s@%ld\n",
name, curoff);
if (!nobiff) {
/* Get the starting offset of the new message for biff. */
curoff = lseek(mbfd, (off_t)0, SEEK_END);
(void)snprintf(biffmsg, sizeof(biffmsg),
sizeof curoff > sizeof(long) ? "%s@%qd\n" : "%s@%ld\n",
name, curoff);
}
/* Copy the message into the file. */
if (lseek(fd, (off_t)0, SEEK_SET) == (off_t)-1) {
@ -449,13 +457,6 @@ tryagain:
if (nr < 0) {
e_to_sys(errno);
warn("temporary file: %s", strerror(errno));
goto err3;
}
/* Flush to disk, don't wait for update. */
if (fsync(mbfd)) {
e_to_sys(errno);
warn("%s: %s", path, strerror(errno));
err3:
if (setreuid(0, 0) < 0) {
e_to_sys(errno);
@ -469,6 +470,15 @@ err1: (void)close(mbfd);
err0: unlockmbox();
return;
}
#if !defined(DONT_FSYNC)
/* Flush to disk, don't wait for update. */
if (fsync(mbfd)) {
e_to_sys(errno);
warn("%s: %s", path, strerror(errno));
goto err3;
}
#endif
/* Close and check -- NFS doesn't write until the close. */
if (close(mbfd)) {
@ -486,7 +496,8 @@ err0: unlockmbox();
printf("reset euid = %d\n", geteuid());
#endif
unlockmbox();
notifybiff(biffmsg);
if (!nobiff)
notifybiff(biffmsg);
}
/*
@ -577,7 +588,7 @@ void
usage()
{
eval = EX_USAGE;
err("usage: mail.local [-f from] user ...");
err("usage: mail.local [-b] [-f from] user ...");
}
#if __STDC__