updated URL for project
fixed segmentation fault caused by double free() when an error occurred during the IMAP transmission. fixed bug where isync could not handle a 0 value UIDVALIDITY
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3
README
3
README
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@ -5,7 +5,7 @@
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|_|___/\__, |_| |_|\___|
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|___/
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isync - IMAP4 to maildir mailbox synchronization program
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http://www.sigpipe.org:8080/isync/
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http://www.cs.hmc.edu/~me/isync/
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Author: Michael Elkins <me@mutt.org>
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@ -29,6 +29,7 @@ maintained, and all flags are synchronized.
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* Microsoft Exchange 2000 IMAP4rev1 server version 6.0.4417.0
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* Courier-IMAP 1.2.3
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* WU-IMAP 2000
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* Domino IMAP4 Server Release 5.0.8
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* Platforms
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4
isync.1
4
isync.1
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@ -16,7 +16,7 @@
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\" along with this program; if not, write to the Free Software
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\" Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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..
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.TH isync 1 "2002 Apr 19"
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.TH isync 1 "2002 Jun 17"
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..
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.SH NAME
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isync - synchronize IMAP4 and maildir mailboxes
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@ -337,7 +337,7 @@ mutt(1), maildir(5)
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Up to date information on
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.B isync
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can be found at
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http://www.sigpipe.org:8080/isync/.
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http://www.cs.hmc.edu/~me/isync/.
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..
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.SH AUTHOR
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Written by Michael R. Elkins <me@mutt.org>.
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2
isync.h
2
isync.h
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@ -91,6 +91,8 @@ struct mailbox
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unsigned int deleted; /* # of deleted messages */
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unsigned int uidvalidity;
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unsigned int maxuid; /* largest uid we know about */
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unsigned int uidseen : 1; /* flag indicating whether or not we saw a
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valid value for UIDVALIDITY */
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};
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/* message dispositions */
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38
maildir.c
38
maildir.c
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@ -80,15 +80,21 @@ parse_info (message_t * m, char *s)
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}
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}
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static unsigned int
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read_uid (const char *path, const char *file)
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/*
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* There are three possible results of this function:
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* >1 uid was already seen
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* 0 uid was not yet seen
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* -1 unable to read uid because of some other error
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*/
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static int
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read_uid (const char *path, const char *file, unsigned int *uid /* out */)
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{
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char full[_POSIX_PATH_MAX];
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int fd;
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int ret = 0;
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int ret = -1;
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int len;
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char buf[64];
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unsigned int uid = 0;
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char buf[64], *ptr;
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snprintf (full, sizeof (full), "%s/%s", path, file);
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fd = open (full, O_RDONLY);
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@ -103,18 +109,20 @@ read_uid (const char *path, const char *file)
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}
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len = read (fd, buf, sizeof (buf) - 1);
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if (len == -1)
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{
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perror ("read");
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ret = -1;
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}
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else
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{
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buf[len] = 0;
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uid = atol (buf);
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errno = 0;
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*uid = strtoul (buf, &ptr, 10);
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if (errno)
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perror ("strtoul");
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else if (ptr && *ptr == '\n')
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ret = 1;
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/* else invalid value */
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}
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close (fd);
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return ret ? (unsigned int) ret : uid;
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return ret;
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}
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/* NOTE: this is NOT NFS safe */
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@ -233,12 +241,14 @@ maildir_open (const char *path, int flags)
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goto err;
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/* check for the uidvalidity value */
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m->uidvalidity = read_uid (m->path, "isyncuidvalidity");
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if (m->uidvalidity == (unsigned int) -1)
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i = read_uid (m->path, "isyncuidvalidity", &m->uidvalidity);
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if (i == -1)
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goto err;
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else if (i > 0)
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m->uidseen = 1;
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/* load the current maxuid */
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if ((m->maxuid = read_uid (m->path, "isyncmaxuid")) == (unsigned int) -1)
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if (read_uid (m->path, "isyncmaxuid", &m->maxuid) == -1)
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goto err;
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if (flags & OPEN_FAST)
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1
main.c
1
main.c
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@ -312,6 +312,7 @@ main (int argc, char **argv)
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imap_close (imap); /* Just to be safe. Don't really know
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* what the problem was.
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*/
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imap = NULL; /* context no longer valid */
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break;
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}
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