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fixed unused var warning in imap_open()

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locking cleanups from Oswald Buddenhagen <ossi@kde.org>
	* don't need to stat the lockfile since it will always be size 0
	* only remove lockfile when we actually succeeded in locking
This commit is contained in:
Michael Elkins 2002-06-19 01:11:36 +00:00
parent 418b5e9a7a
commit 54d8140f6e
3 changed files with 14 additions and 12 deletions
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4
AUTHORS
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@ -1 +1,5 @@
Michael Elkins <me@mutt.org> Michael Elkins <me@mutt.org>
* Author, Lead Developer
Contributors:
Oswald Buddenhagen <ossi@kde.org>

2
imap.c
View File

@ -567,6 +567,8 @@ imap_open (config_t * box, unsigned int minuid, imap_t * imap, int flags)
int use_ssl = 0; int use_ssl = 0;
#endif #endif
(void) flags;
if (imap) if (imap)
{ {
/* determine whether or not we can reuse the existing session */ /* determine whether or not we can reuse the existing session */

16
maildir.c
View File

@ -34,24 +34,16 @@ static int
do_lock (int fd, int flag) do_lock (int fd, int flag)
{ {
struct flock lck; struct flock lck;
struct stat sb;
if (fstat (fd, &sb))
{
perror ("fstat");
return -1;
}
memset (&lck, 0, sizeof (lck)); memset (&lck, 0, sizeof (lck));
lck.l_type = flag; lck.l_type = flag;
lck.l_whence = SEEK_SET; lck.l_whence = SEEK_SET;
lck.l_start = 0; lck.l_start = 0;
lck.l_len = sb.st_size; lck.l_len = 0;
if (fcntl (fd, F_SETLK, &lck)) if (fcntl (fd, F_SETLK, &lck))
{ {
perror ("fcntl"); perror ("fcntl");
close (fd);
return -1; return -1;
} }
@ -141,6 +133,7 @@ maildir_lock (mailbox_t * m)
if (do_lock (m->lockfd, F_WRLCK)) if (do_lock (m->lockfd, F_WRLCK))
{ {
close (m->lockfd); close (m->lockfd);
m->lockfd = -1;
return -1; return -1;
} }
return 0; return 0;
@ -151,10 +144,14 @@ maildir_unlock (mailbox_t * m)
{ {
char path[_POSIX_PATH_MAX]; char path[_POSIX_PATH_MAX];
if (m->lockfd != -1)
{
snprintf (path, sizeof (path), "%s/isynclock", m->path); snprintf (path, sizeof (path), "%s/isynclock", m->path);
unlink (path); unlink (path);
do_lock (m->lockfd, F_UNLCK); do_lock (m->lockfd, F_UNLCK);
close (m->lockfd); close (m->lockfd);
m->lockfd = -1;
}
} }
/* open a maildir mailbox. /* open a maildir mailbox.
@ -314,7 +311,6 @@ maildir_open (const char *path, int flags)
err: err:
if (m->db) if (m->db)
dbm_close (m->db); dbm_close (m->db);
if (m->lockfd != -1)
maildir_unlock (m); maildir_unlock (m);
free (m->path); free (m->path);
free (m); free (m);