2 * Bacula message handling routines
4 * Kern Sibbald, April 2000
11 Copyright (C) 2000-2003 Kern Sibbald and John Walker
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of
16 the License, or (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public
24 License along with this program; if not, write to the Free
25 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
34 #define FULL_LOCATION 1 /* set for file:line in Debug messages */
37 * This is where we define "Globals" because all the
38 * daemons include this file.
40 char *working_directory = NULL; /* working directory path stored here */
41 int verbose = 0; /* increase User messages */
42 int debug_level = 0; /* debug level */
43 time_t daemon_start_time = 0; /* Daemon start time */
44 char *version = VERSION " (" BDATE ")";
45 char my_name[30]; /* daemon name is stored here */
46 char *exepath = (char *)NULL;
47 char *exename = (char *)NULL;
48 int console_msg_pending = 0;
49 char con_fname[500]; /* Console filename */
50 FILE *con_fd = NULL; /* Console file descriptor */
51 brwlock_t con_lock; /* Console lock structure */
52 FILE *trace_fd = NULL;
54 #ifdef HAVE_POSTGRESQL
55 char catalog_db[] = "PostgreSQL";
58 char catalog_db[] = "MySQL";
61 char catalog_db[] = "SQLite";
63 char catalog_db[] = "Internal";
68 char *host_os = HOST_OS;
69 char *distname = DISTNAME;
70 char *distver = DISTVER;
72 /* Forward referenced functions */
74 /* Imported functions */
79 static MSGS *daemon_msgs; /* global messages */
82 * Set daemon name. Also, find canonical execution
83 * path. Note, exepath has spare room for tacking on
84 * the exename so that we can reconstruct the full name.
86 * Note, this routine can get called multiple times
87 * The second time is to put the name as found in the
88 * Resource record. On the second call, generally,
89 * argv is NULL to avoid doing the path code twice.
91 #define BTRACE_EXTRA 20
92 void my_name_is(int argc, char *argv[], char *name)
95 char cpath[400], npath[400];
98 bstrncpy(my_name, name, sizeof(my_name));
99 if (argc>0 && argv && argv[0]) {
100 /* strip trailing filename and save exepath */
101 for (l=p=argv[0]; *p; p++) {
103 l = p; /* set pos of last slash */
111 /* On Windows allow c: junk */
121 exename = (char *)malloc(len);
127 exepath = (char *)malloc(strlen(argv[0]) + 1 + len);
128 for (p=argv[0],q=exepath; p < l; ) {
132 Dmsg1(200, "exepath=%s\n", exepath);
133 if (strchr(exepath, '.') || exepath[0] != '/') {
135 if (getcwd(cpath, sizeof(cpath))) {
136 if (chdir(exepath) == 0) {
137 if (!getcwd(npath, sizeof(npath))) {
144 exepath = (char *)malloc(strlen(npath) + 1 + len);
145 strcpy(exepath, npath);
148 Dmsg1(200, "Normalized exepath=%s\n", exepath);
154 * Initialize message handler for a daemon or a Job
155 * We make a copy of the MSGS resource passed, so it belows
156 * to the job or daemon and thus can be modified.
158 * NULL for jcr -> initialize global messages for daemon
159 * non-NULL -> initialize jcr using Message resource
162 init_msg(JCR *jcr, MSGS *msg)
164 DEST *d, *dnew, *temp_chain = NULL;
167 if (jcr == NULL && msg == NULL) {
168 init_last_jobs_list();
172 * Make sure we have fd's 0, 1, 2 open
173 * If we don't do this one of our sockets may open
174 * there and if we then use stdout, it could
175 * send total garbage to our socket.
178 fd = open("/dev/null", O_RDONLY, 0644);
182 for(i=1; fd + i <= 2; i++) {
189 * If msg is NULL, initialize global chain for STDOUT and syslog
192 daemon_msgs = (MSGS *)malloc(sizeof(MSGS));
193 memset(daemon_msgs, 0, sizeof(MSGS));
194 for (i=1; i<=M_MAX; i++) {
195 add_msg_dest(daemon_msgs, MD_STDOUT, i, NULL, NULL);
196 add_msg_dest(daemon_msgs, MD_SYSLOG, i, NULL, NULL);
198 Dmsg1(050, "Create daemon global message resource 0x%x\n", daemon_msgs);
203 * Walk down the message resource chain duplicating it
204 * for the current Job.
206 for (d=msg->dest_chain; d; d=d->next) {
207 dnew = (DEST *)malloc(sizeof(DEST));
208 memcpy(dnew, d, sizeof(DEST));
209 dnew->next = temp_chain;
211 dnew->mail_filename = NULL;
213 dnew->mail_cmd = bstrdup(d->mail_cmd);
216 dnew->where = bstrdup(d->where);
222 jcr->jcr_msgs = (MSGS *)malloc(sizeof(MSGS));
223 memset(jcr->jcr_msgs, 0, sizeof(MSGS));
224 jcr->jcr_msgs->dest_chain = temp_chain;
225 memcpy(jcr->jcr_msgs->send_msg, msg->send_msg, sizeof(msg->send_msg));
227 /* If we have default values, release them now */
229 free_msgs_res(daemon_msgs);
231 daemon_msgs = (MSGS *)malloc(sizeof(MSGS));
232 memset(daemon_msgs, 0, sizeof(MSGS));
233 daemon_msgs->dest_chain = temp_chain;
234 memcpy(daemon_msgs->send_msg, msg->send_msg, sizeof(msg->send_msg));
236 Dmsg2(050, "Copy message resource 0x%x to 0x%x\n", msg, temp_chain);
240 /* Initialize so that the console (User Agent) can
241 * receive messages -- stored in a file.
243 void init_console_msg(char *wd)
247 bsnprintf(con_fname, sizeof(con_fname), "%s/%s.conmsg", wd, my_name);
248 fd = open(con_fname, O_CREAT|O_RDWR|O_BINARY, 0600);
250 Emsg2(M_ERROR_TERM, 0, _("Could not open console message file %s: ERR=%s\n"),
251 con_fname, strerror(errno));
253 if (lseek(fd, 0, SEEK_END) > 0) {
254 console_msg_pending = 1;
257 con_fd = fopen(con_fname, "a+");
259 Emsg2(M_ERROR, 0, _("Could not open console message file %s: ERR=%s\n"),
260 con_fname, strerror(errno));
262 if (rwl_init(&con_lock) != 0) {
263 Emsg1(M_ERROR_TERM, 0, _("Could not get con mutex: ERR=%s\n"),
269 * Called only during parsing of the config file.
271 * Add a message destination. I.e. associate a message type with
272 * a destination (code).
273 * Note, where in the case of dest_code FILE is a filename,
274 * but in the case of MAIL is a space separated list of
275 * email addresses, ...
277 void add_msg_dest(MSGS *msg, int dest_code, int msg_type, char *where, char *mail_cmd)
281 * First search the existing chain and see if we
282 * can simply add this msg_type to an existing entry.
284 for (d=msg->dest_chain; d; d=d->next) {
285 if (dest_code == d->dest_code && ((where == NULL && d->where == NULL) ||
286 (strcmp(where, d->where) == 0))) {
287 Dmsg4(200, "Add to existing d=%x msgtype=%d destcode=%d where=%s\n",
288 d, msg_type, dest_code, NPRT(where));
289 set_bit(msg_type, d->msg_types);
290 set_bit(msg_type, msg->send_msg); /* set msg_type bit in our local */
294 /* Not found, create a new entry */
295 d = (DEST *)malloc(sizeof(DEST));
296 memset(d, 0, sizeof(DEST));
297 d->next = msg->dest_chain;
298 d->dest_code = dest_code;
299 set_bit(msg_type, d->msg_types); /* set type bit in structure */
300 set_bit(msg_type, msg->send_msg); /* set type bit in our local */
302 d->where = bstrdup(where);
305 d->mail_cmd = bstrdup(mail_cmd);
307 Dmsg5(200, "add new d=%x msgtype=%d destcode=%d where=%s mailcmd=%s\n",
308 d, msg_type, dest_code, NPRT(where), NPRT(d->mail_cmd));
313 * Called only during parsing of the config file.
315 * Remove a message destination
317 void rem_msg_dest(MSGS *msg, int dest_code, int msg_type, char *where)
321 for (d=msg->dest_chain; d; d=d->next) {
322 Dmsg2(200, "Remove_msg_dest d=%x where=%s\n", d, NPRT(d->where));
323 if (bit_is_set(msg_type, d->msg_types) && (dest_code == d->dest_code) &&
324 ((where == NULL && d->where == NULL) ||
325 (strcmp(where, d->where) == 0))) {
326 Dmsg3(200, "Found for remove d=%x msgtype=%d destcode=%d\n",
327 d, msg_type, dest_code);
328 clear_bit(msg_type, d->msg_types);
329 Dmsg0(200, "Return rem_msg_dest\n");
335 static void make_unique_spool_filename(JCR *jcr, POOLMEM **name, int fd)
337 Mmsg(name, "%s/%s.spool.%s.%d", working_directory, my_name,
341 int open_spool_file(JCR *jcr, BSOCK *bs)
343 POOLMEM *name = get_pool_memory(PM_MESSAGE);
345 make_unique_spool_filename(jcr, &name, bs->fd);
346 bs->spool_fd = fopen(mp_chr(name), "w+");
348 Jmsg(jcr, M_ERROR, 0, "fopen spool file %s failed: ERR=%s\n", name, strerror(errno));
349 free_pool_memory(name);
352 free_pool_memory(name);
356 int close_spool_file(JCR *jcr, BSOCK *bs)
358 POOLMEM *name = get_pool_memory(PM_MESSAGE);
360 make_unique_spool_filename(jcr, &name, bs->fd);
361 fclose(bs->spool_fd);
362 unlink(mp_chr(name));
363 free_pool_memory(name);
370 * Create a unique filename for the mail command
372 static void make_unique_mail_filename(JCR *jcr, POOLMEM **name, DEST *d)
375 Mmsg(name, "%s/%s.mail.%s.%d", working_directory, my_name,
378 Mmsg(name, "%s/%s.mail.%s.%d", working_directory, my_name,
381 Dmsg1(200, "mailname=%s\n", *name);
387 static BPIPE *open_mail_pipe(JCR *jcr, POOLMEM **cmd, DEST *d)
391 if (d->mail_cmd && jcr) {
392 *cmd = edit_job_codes(jcr, *cmd, d->mail_cmd, d->where);
394 Mmsg(cmd, "mail -s \"Bacula Message\" %s", d->where);
398 if (!(bpipe = open_bpipe(*cmd, 120, "rw"))) {
399 Jmsg(jcr, M_ERROR, 0, "open mail pipe %s failed: ERR=%s\n",
400 *cmd, strerror(errno));
406 * Close the messages for this Messages resource, which means to close
407 * any open files, and dispatch any pending email messages.
409 void close_msg(JCR *jcr)
417 Dmsg1(050, "Close_msg jcr=0x%x\n", jcr);
419 if (jcr == NULL) { /* NULL -> global chain */
422 msgs = jcr->jcr_msgs;
423 jcr->jcr_msgs = NULL;
428 Dmsg1(150, "===Begin close msg resource at 0x%x\n", msgs);
429 cmd = get_pool_memory(PM_MESSAGE);
430 for (d=msgs->dest_chain; d; ) {
432 switch (d->dest_code) {
436 fclose(d->fd); /* close open file descriptor */
440 case MD_MAIL_ON_ERROR:
441 Dmsg0(150, "Got MD_MAIL or MD_MAIL_ON_ERROR\n");
445 if (d->dest_code == MD_MAIL_ON_ERROR && jcr &&
446 jcr->JobStatus == JS_Terminated) {
450 if (!(bpipe=open_mail_pipe(jcr, &cmd, d))) {
451 Pmsg0(000, "open mail pipe failed.\n");
454 Dmsg0(150, "Opened mail pipe\n");
456 line = get_memory(len);
458 while (fgets(mp_chr(line), len, d->fd)) {
459 fputs(line, bpipe->wfd);
461 if (!close_wpipe(bpipe)) { /* close write pipe sending mail */
462 Pmsg1(000, "close error: ERR=%s\n", strerror(errno));
466 * Since we are closing all messages, before "recursing"
467 * make sure we are not closing the daemon messages, otherwise
470 if (msgs != daemon_msgs) {
471 /* read what mail prog returned -- should be nothing */
472 while (fgets(mp_chr(line), len, bpipe->rfd)) {
473 Jmsg1(jcr, M_INFO, 0, _("Mail prog: %s"), line);
477 stat = close_bpipe(bpipe);
478 if (stat != 0 && msgs != daemon_msgs) {
479 Dmsg1(150, "Calling emsg. CMD=%s\n", cmd);
480 Jmsg3(jcr, M_ERROR, 0, _("Mail program terminated in error. stat=%d\n"
482 "ERR=%s\n"), stat, cmd, strerror(stat));
486 /* Remove temp file */
488 unlink(mp_chr(d->mail_filename));
489 free_pool_memory(d->mail_filename);
490 d->mail_filename = NULL;
491 Dmsg0(150, "end mail or mail on error\n");
498 d = d->next; /* point to next buffer */
500 free_pool_memory(cmd);
501 Dmsg0(150, "Done walking message chain.\n");
506 Dmsg0(150, "===End close msg resource\n");
510 * Free memory associated with Messages resource
512 void free_msgs_res(MSGS *msgs)
516 /* Walk down the message chain releasing allocated buffers */
517 for (d=msgs->dest_chain; d; ) {
524 old = d; /* save pointer to release */
525 d = d->next; /* point to next buffer */
526 free(old); /* free the destination item */
528 msgs->dest_chain = NULL;
529 free(msgs); /* free the head */
534 * Terminate the message handler for good.
535 * Release the global destination chain.
537 * Also, clean up a few other items (cons, exepath). Note,
538 * these really should be done elsewhere.
542 Dmsg0(100, "Enter term_msg\n");
543 close_msg(NULL); /* close global chain */
544 free_msgs_res(daemon_msgs); /* free the resources */
563 term_last_jobs_list();
569 * Handle sending the message to the appropriate place
571 void dispatch_message(JCR *jcr, int type, int level, char *msg)
574 char dt[MAX_TIME_LENGTH];
580 Dmsg2(800, "Enter dispatch_msg type=%d msg=%s\n", type, msg);
582 if (type == M_ABORT || type == M_ERROR_TERM) {
583 fputs(msg, stdout); /* print this here to INSURE that it is printed */
586 /* Now figure out where to send the message */
589 msgs = jcr->jcr_msgs;
594 for (d=msgs->dest_chain; d; d=d->next) {
595 if (bit_is_set(type, d->msg_types)) {
596 switch (d->dest_code) {
598 Dmsg1(800, "CONSOLE for following msg: %s", msg);
600 con_fd = fopen(con_fname, "a+");
601 Dmsg0(800, "Console file not open.\n");
604 Pw(con_lock); /* get write lock on console message file */
606 bstrftime(dt, sizeof(dt), time(NULL));
609 fwrite(dt, len, 1, con_fd);
612 fwrite(msg, len, 1, con_fd);
613 if (msg[len-1] != '\n') {
614 fwrite("\n", 2, 1, con_fd);
617 fwrite("\n", 2, 1, con_fd);
620 console_msg_pending = TRUE;
625 Dmsg1(800, "SYSLOG for collowing msg: %s\n", msg);
627 * We really should do an openlog() here.
629 syslog(LOG_DAEMON|LOG_ERR, "%s", msg);
632 Dmsg1(800, "OPERATOR for collowing msg: %s\n", msg);
633 mcmd = get_pool_memory(PM_MESSAGE);
634 if ((bpipe=open_mail_pipe(jcr, &mcmd, d))) {
636 fputs(msg, bpipe->wfd);
637 /* Messages to the operator go one at a time */
638 stat = close_bpipe(bpipe);
640 Jmsg2(jcr, M_ERROR, 0, _("Operator mail program terminated in error.\n"
642 "ERR=%s\n"), mcmd, strerror(stat));
645 free_pool_memory(mcmd);
648 case MD_MAIL_ON_ERROR:
649 Dmsg1(800, "MAIL for following msg: %s", msg);
651 POOLMEM *name = get_pool_memory(PM_MESSAGE);
652 make_unique_mail_filename(jcr, &mp_chr(name), d);
653 d->fd = fopen(mp_chr(name), "w+");
656 Jmsg2(jcr, M_ERROR, 0, "fopen %s failed: ERR=%s\n", name, strerror(errno));
658 free_pool_memory(name);
661 d->mail_filename = name;
664 if (len > d->max_len) {
665 d->max_len = len; /* keep max line length */
670 Dmsg1(800, "FILE for following msg: %s", msg);
672 d->fd = fopen(d->where, "w+");
675 Jmsg2(jcr, M_ERROR, 0, "fopen %s failed: ERR=%s\n", d->where, strerror(errno));
683 Dmsg1(800, "APPEND for following msg: %s", msg);
685 d->fd = fopen(d->where, "a");
688 Jmsg2(jcr, M_ERROR, 0, "fopen %s failed: ERR=%s\n", d->where, strerror(errno));
696 Dmsg1(800, "DIRECTOR for following msg: %s", msg);
697 if (jcr && jcr->dir_bsock && !jcr->dir_bsock->errors) {
698 bnet_fsend(jcr->dir_bsock, "Jmsg Job=%s type=%d level=%d %s",
699 jcr->Job, type, level, msg);
703 Dmsg1(800, "STDOUT for following msg: %s", msg);
704 if (type != M_ABORT && type != M_ERROR_TERM) { /* already printed */
709 Dmsg1(800, "STDERR for following msg: %s", msg);
720 /*********************************************************************
722 * This subroutine prints a debug message if the level number
723 * is less than or equal the debug_level. File and line numbers
724 * are included for more detail if desired, but not currently
727 * If the level is negative, the details of file and line number
731 d_msg(char *file, int line, int level, char *fmt,...)
743 if (level <= debug_level) {
744 #ifdef SEND_DMSG_TO_FILE
746 bsnprintf(buf, sizeof(buf), "%s/bacula.trace", working_directory);
747 trace_fd = fopen(buf, "a+");
749 Emsg2(M_ABORT, 0, _("Cannot open trace file \"%s\": ERR=%s\n"),
750 buf, strerror(errno));
756 len = bsnprintf(buf, sizeof(buf), "%s: %s:%d ", my_name, file, line);
763 va_start(arg_ptr, fmt);
764 bvsnprintf(buf+len, sizeof(buf)-len, (char *)fmt, arg_ptr);
767 #ifdef SEND_DMSG_TO_FILE
768 fputs(buf, trace_fd);
777 /*********************************************************************
779 * This subroutine prints a message regardless of the debug level
781 * If the level is negative, the details of file and line number
785 p_msg(char *file, int line, int level, char *fmt,...)
793 len = bsnprintf(buf, sizeof(buf), "%s: %s:%d ", my_name, file, line);
800 va_start(arg_ptr, fmt);
801 bvsnprintf(buf+len, sizeof(buf)-len, (char *)fmt, arg_ptr);
807 /*********************************************************************
809 * subroutine writes a debug message to the trace file if the level number
810 * is less than or equal the debug_level. File and line numbers
811 * are included for more detail if desired, but not currently
814 * If the level is negative, the details of file and line number
818 t_msg(char *file, int line, int level, char *fmt,...)
830 if (level <= debug_level) {
832 bsnprintf(buf, sizeof(buf), "%s/bacula.trace", working_directory);
833 trace_fd = fopen(buf, "a+");
835 Emsg2(M_ABORT, 0, _("Cannot open trace file \"%s\": ERR=%s\n"),
836 buf, strerror(errno));
842 len = bsnprintf(buf, sizeof(buf), "%s: %s:%d ", my_name, file, line);
849 va_start(arg_ptr, fmt);
850 bvsnprintf(buf+len, sizeof(buf)-len, (char *)fmt, arg_ptr);
853 fputs(buf, trace_fd);
860 /* *********************************************************
862 * print an error message
866 e_msg(char *file, int line, int type, int level, char *fmt,...)
873 * Check if we have a message destination defined.
874 * We always report M_ABORT and M_ERROR_TERM
876 if (!daemon_msgs || ((type != M_ABORT && type != M_ERROR_TERM) &&
877 !bit_is_set(type, daemon_msgs->send_msg))) {
878 return; /* no destination */
882 len = bsnprintf(buf, sizeof(buf), "%s: ABORTING due to ERROR in %s:%d\n",
883 my_name, file, line);
886 len = bsnprintf(buf, sizeof(buf), "%s: ERROR TERMINATION at %s:%d\n",
887 my_name, file, line);
890 if (level == -1) /* skip details */
891 len = bsnprintf(buf, sizeof(buf), "%s: Fatal Error because: ", my_name);
893 len = bsnprintf(buf, sizeof(buf), "%s: Fatal Error at %s:%d because:\n", my_name, file, line);
896 if (level == -1) /* skip details */
897 len = bsnprintf(buf, sizeof(buf), "%s: Error: ", my_name);
899 len = bsnprintf(buf, sizeof(buf), "%s: Error in %s:%d ", my_name, file, line);
902 len = bsnprintf(buf, sizeof(buf), "%s: Warning: ", my_name);
905 len = bsnprintf(buf, sizeof(buf), "%s: ", my_name);
909 va_start(arg_ptr, fmt);
910 bvsnprintf(buf+len, sizeof(buf)-len, (char *)fmt, arg_ptr);
913 dispatch_message(NULL, type, level, buf);
915 if (type == M_ABORT) {
917 p[0] = 0; /* generate segmentation violation */
919 if (type == M_ERROR_TERM) {
924 /* *********************************************************
926 * Generate a Job message
930 Jmsg(JCR *jcr, int type, int level, char *fmt,...)
939 Dmsg1(800, "Enter Jmsg type=%d\n", type);
941 /* Special case for the console, which has a dir_bsock and JobId==0,
942 * in that case, we send the message directly back to the
945 if (jcr && jcr->JobId == 0 && jcr->dir_bsock) {
946 BSOCK *dir = jcr->dir_bsock;
947 va_start(arg_ptr, fmt);
948 dir->msglen = bvsnprintf(mp_chr(dir->msg), sizeof_pool_memory(dir->msg),
951 bnet_send(jcr->dir_bsock);
958 msgs = jcr->jcr_msgs;
962 msgs = daemon_msgs; /* if no jcr, we use daemon handler */
965 job = ""; /* Set null job name if none */
969 * Check if we have a message destination defined.
970 * We always report M_ABORT and M_ERROR_TERM
972 if (msgs && (type != M_ABORT && type != M_ERROR_TERM) &&
973 !bit_is_set(type, msgs->send_msg)) {
974 return; /* no destination */
978 len = bsnprintf(rbuf, sizeof(rbuf), "%s ABORTING due to ERROR\n", my_name);
981 len = bsnprintf(rbuf, sizeof(rbuf), "%s ERROR TERMINATION\n", my_name);
984 len = bsnprintf(rbuf, sizeof(rbuf), "%s: %s Fatal error: ", my_name, job);
986 set_jcr_job_status(jcr, JS_FatalError);
990 len = bsnprintf(rbuf, sizeof(rbuf), "%s: %s Error: ", my_name, job);
996 len = bsnprintf(rbuf, sizeof(rbuf), "%s: %s Warning: ", my_name, job);
999 len = bsnprintf(rbuf, sizeof(rbuf), "%s: ", my_name);
1003 va_start(arg_ptr, fmt);
1004 bvsnprintf(rbuf+len, sizeof(rbuf)-len, fmt, arg_ptr);
1007 dispatch_message(jcr, type, level, rbuf);
1009 if (type == M_ABORT){
1011 p[0] = 0; /* generate segmentation violation */
1013 if (type == M_ERROR_TERM) {
1019 * Edit a message into a Pool memory buffer, with file:lineno
1021 int m_msg(char *file, int line, POOLMEM **pool_buf, char *fmt, ...)
1026 i = sprintf(mp_chr(*pool_buf), "%s:%d ", file, line);
1029 maxlen = sizeof_pool_memory(*pool_buf) - i - 1;
1030 va_start(arg_ptr, fmt);
1031 len = bvsnprintf(*pool_buf+i, maxlen, fmt, arg_ptr);
1033 if (len < 0 || len >= maxlen) {
1034 *pool_buf = realloc_pool_memory(*pool_buf, maxlen + i + maxlen/2);
1041 * Edit a message into a Pool Memory buffer NO file:lineno
1042 * Returns: string length of what was edited.
1044 int Mmsg(POOLMEM **pool_buf, char *fmt, ...)
1050 maxlen = sizeof_pool_memory(*pool_buf) - 1;
1051 va_start(arg_ptr, fmt);
1052 len = bvsnprintf(*pool_buf, maxlen, fmt, arg_ptr);
1054 if (len < 0 || len >= maxlen) {
1055 *pool_buf = realloc_pool_memory(*pool_buf, maxlen + maxlen/2);
1063 * If we come here, prefix the message with the file:line-number,
1064 * then pass it on to the normal Jmsg routine.
1066 void j_msg(char *file, int line, JCR *jcr, int type, int level, char *fmt,...)
1072 pool_buf = get_pool_memory(PM_EMSG);
1073 i = Mmsg(&pool_buf, "%s:%d ", file, line);
1076 maxlen = sizeof_pool_memory(pool_buf) - i - 1;
1077 va_start(arg_ptr, fmt);
1078 len = bvsnprintf(pool_buf+i, maxlen, fmt, arg_ptr);
1080 if (len < 0 || len >= maxlen) {
1081 pool_buf = realloc_pool_memory(pool_buf, maxlen + i + maxlen/2);
1085 Jmsg(jcr, type, level, "%s", pool_buf);
1086 free_memory(pool_buf);