13 deliver_local(struct qitem *it, const char **errmsg)
18 const char *newline = "\n";
24 time_t now = time(NULL);
26 error = snprintf(fn, sizeof(fn), "%s/%s", _PATH_MAILDIR, it->addr);
27 if (error < 0 || (size_t)error >= sizeof(fn)) {
28 syslog(LOG_NOTICE, "local delivery deferred: %m");
32 /* mailx removes users mailspool file if empty, so open with O_CREAT */
33 mbox = open_locked(fn, O_WRONLY|O_APPEND|O_NONBLOCK|O_CREAT, 0660);
35 syslog(LOG_NOTICE, "local delivery deferred: can not open `%s': %m", fn);
38 mboxlen = lseek(mbox, 0, SEEK_END);
40 /* New mails start with \nFrom ...., unless we're at the beginning of the mbox */
44 /* If we're bouncing a message, claim it comes from MAILER-DAEMON */
46 if (strcmp(sender, "") == 0)
47 sender = "MAILER-DAEMON";
49 if (fseek(it->mailf, 0, SEEK_SET) != 0) {
50 syslog(LOG_NOTICE, "local delivery deferred: can not seek: %m");
54 error = snprintf(line, sizeof(line), "%sFrom %s\t%s", newline, sender, ctime(&now));
55 if (error < 0 || (size_t)error >= sizeof(line)) {
56 syslog(LOG_NOTICE, "local delivery deferred: can not write header: %m");
59 if (write(mbox, line, error) != error)
62 while (!feof(it->mailf)) {
63 if (fgets(line, sizeof(line), it->mailf) == NULL)
65 linelen = strlen(line);
66 if (linelen == 0 || line[linelen - 1] != '\n') {
67 syslog(LOG_CRIT, "local delivery failed: corrupted queue file");
68 *errmsg = "corrupted queue file";
73 if (hadnl && strncmp(line, "From ", 5) == 0) {
76 if (write(mbox, gt, 1) != 1)
79 } else if (strcmp(line, "\n") == 0) {
84 if ((size_t)write(mbox, line, linelen) != linelen)
91 syslog(LOG_ERR, "local delivery failed: write error: %m");
94 if (ftruncate(mbox, mboxlen) != 0)
95 syslog(LOG_WARNING, "error recovering mbox `%s': %m", fn);