3 * folder(s).c -- set/list the current message and/or folder
4 * -- push/pop a folder onto/from the folder stack
5 * -- list the folder stack
13 static struct swit switches[] = {
67 static int fshort = 0; /* output only folder names */
68 static int fcreat = 0; /* should we ask to create new folders? */
69 static int fpack = 0; /* are we packing the folder? */
70 static int fverb = 0; /* print actions taken while packing folder */
71 static int fheader = 0; /* should we output a header? */
72 static int frecurse = 0; /* recurse through subfolders */
73 static int ftotal = 0; /* should we output the totals? */
74 static int all = 0; /* should we output all folders */
76 static int total_folders = 0; /* total number of folders */
82 static char *stack = "Folder-Stack";
83 static char folder[BUFSIZ];
85 #define NUMFOLDERS 100
88 * This is how many folders we currently can hold in the array
89 * `folds'. We increase this amount by NUMFOLDERS at a time.
91 static int maxfolders;
95 * Structure to hold information about
96 * folders as we scan them.
104 int others; /* others == 1 if other files in folder */
105 int error; /* error == 1 for unreadable folder */
109 * Dynamically allocated space to hold
110 * all the folder information.
112 static struct FolderInfo *fi;
113 static int maxFolderInfo;
118 static void dodir (char *);
119 static int get_folder_info (char *, char *);
120 static void print_folders (void);
121 static int num_digits (int);
122 static int sfold (struct msgs *, char *);
123 static void addir (char *);
124 static void addfold (char *);
125 static int compare (char *, char *);
126 static void readonly_folders (void);
130 main (int argc, char **argv)
132 int printsw = 0, listsw = 0;
133 int pushsw = 0, popsw = 0;
134 char *cp, *dp, *msg = NULL, *argfolder = NULL;
135 char **ap, **argp, buf[BUFSIZ], **arguments;
139 setlocale(LC_ALL, "");
141 invo_name = r1bindex (argv[0], '/');
143 /* read user profile/context */
147 * If program was invoked with name ending
148 * in `s', then add switch `-all'.
150 if (argv[0][strlen (argv[0]) - 1] == 's')
153 arguments = getarguments (invo_name, argc, argv, 1);
156 while ((cp = *argp++)) {
158 switch (smatch (++cp, switches)) {
160 ambigsw (cp, switches);
163 adios (NULL, "-%s unknown", cp);
166 snprintf (buf, sizeof(buf), "%s [+folder] [msg] [switches]",
168 print_help (buf, switches, 1);
171 print_version(invo_name);
257 if (*cp == '+' || *cp == '@') {
259 adios (NULL, "only one folder at a time!");
261 argfolder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
264 adios (NULL, "only one (current) message at a time!");
270 if (!context_find ("path"))
271 free (path ("./", TFOLDER));
272 nmhdir = concat (m_maildir (""), "/", NULL);
275 * If we aren't working with the folder stack
276 * (-push, -pop, -list) then the default is to print.
278 if (pushsw == 0 && popsw == 0 && listsw == 0)
281 /* Pushing a folder onto the folder stack */
284 /* If no folder is given, the current folder and */
285 /* the top of the folder stack are swapped. */
286 if ((cp = context_find (stack))) {
288 ap = brkstring (dp, " ", "\n");
289 argfolder = getcpy(*ap++);
291 adios (NULL, "no other folder");
293 for (cp = getcpy (getfolder (1)); *ap; ap++)
294 cp = add (*ap, add (" ", cp));
296 context_replace (stack, cp); /* update folder stack */
298 /* update folder stack */
299 context_replace (stack,
300 (cp = context_find (stack))
301 ? concat (getfolder (1), " ", cp, NULL)
302 : getcpy (getfolder (1)));
306 /* Popping a folder off of the folder stack */
309 adios (NULL, "sorry, no folders allowed with -pop");
310 if ((cp = context_find (stack))) {
312 ap = brkstring (dp, " ", "\n");
313 argfolder = getcpy(*ap++);
315 adios (NULL, "folder stack empty");
318 /* if there's anything left in the stack */
321 cp = add (*ap, add (" ", cp));
322 context_replace (stack, cp); /* update folder stack */
324 context_del (stack); /* delete folder stack entry from context */
328 if (pushsw || popsw) {
329 cp = m_maildir(argfolder);
330 if (access (cp, F_OK) == NOTOK)
331 adios (cp, "unable to find folder");
332 context_replace (pfolder, argfolder); /* update current folder */
333 context_save (); /* save the context file */
337 /* Listing the folder stack */
339 printf ("%s", argfolder ? argfolder : getfolder (1));
340 if ((cp = context_find (stack))) {
342 for (ap = brkstring (dp, " ", "\n"); *ap; ap++)
352 /* Allocate initial space to record folder names */
353 maxfolders = NUMFOLDERS;
354 if ((folds = malloc (maxfolders * sizeof(char *))) == NULL)
355 adios (NULL, "unable to allocate storage for folder names");
357 /* Allocate initial space to record folder information */
358 maxFolderInfo = NUMFOLDERS;
359 if ((fi = malloc (maxFolderInfo * sizeof(*fi))) == NULL)
360 adios (NULL, "unable to allocate storage for folder info");
365 if (all || ftotal > 0) {
367 * If no folder is given, do them all
371 admonish (NULL, "no folder given for message %s", msg);
372 readonly_folders (); /* do any readonly folders */
373 strncpy (folder, (cp = context_find (pfolder)) ? cp : "", sizeof(folder));
376 strncpy (folder, argfolder, sizeof(folder));
377 if (get_folder_info (argfolder, msg)) {
378 context_replace (pfolder, argfolder);/* update current folder */
379 context_save (); /* save the context file */
382 * Since recurse wasn't done in get_folder_info(),
383 * we still need to list all level-1 sub-folders.
389 strncpy (folder, argfolder ? argfolder : getfolder (1), sizeof(folder));
392 * Check if folder exists. If not, then see if
393 * we should create it, or just exit.
395 if (stat (strncpy (buf, m_maildir (folder), sizeof(buf)), &st) == -1) {
397 adios (buf, "error on folder");
399 /* ask before creating folder */
400 cp = concat ("Create folder \"", buf, "\"? ", NULL);
404 } else if (fcreat == -1) {
405 /* do not create, so exit */
409 adios (NULL, "unable to create folder %s", buf);
412 if (get_folder_info (folder, msg) && argfolder) {
413 /* update current folder */
414 context_replace (pfolder, argfolder);
419 * Print out folder information
423 context_save (); /* save the context file */
428 * Base routine for scanning a folder
441 /* change directory to base of nmh directory */
442 if (chdir (nmhdir) == NOTOK)
443 adios (nmhdir, "unable to change directory to");
445 addir (strncpy (buffer, dir, sizeof(buffer)));
447 for (i = start; i < foldp; i++) {
448 get_folder_info (folds[i], NULL);
457 get_folder_info (char *fold, char *msg)
461 struct msgs *mp = NULL;
466 * if necessary, reallocate the space
467 * for folder information
469 if (total_folders >= maxFolderInfo) {
470 maxFolderInfo += NUMFOLDERS;
471 if ((fi = realloc (fi, maxFolderInfo * sizeof(*fi))) == NULL)
472 adios (NULL, "unable to re-allocate storage for folder info");
483 mailfile = m_maildir (fold);
485 if (!chdir (mailfile)) {
486 if ((ftotal > 0) || !fshort || msg || fpack) {
488 * create message structure and get folder info
490 if (!(mp = folder_read (fold))) {
491 admonish (NULL, "unable to read folder %s", fold);
495 /* set the current message */
496 if (msg && !sfold (mp, msg))
500 if (folder_pack (&mp, fverb) == -1)
502 seq_save (mp); /* synchronize the sequences */
503 context_save (); /* save the context file */
506 /* record info for this folder */
507 if ((ftotal > 0) || !fshort) {
508 fi[i].nummsg = mp->nummsg;
509 fi[i].curmsg = mp->curmsg;
510 fi[i].lowmsg = mp->lowmsg;
511 fi[i].hghmsg = mp->hghmsg;
512 fi[i].others = other_files (mp);
515 folder_free (mp); /* free folder/message structure */
521 if (frecurse && (fshort || fi[i].others) && (fi[i].error == 0))
527 * Print folder information
533 int i, len, hasempty = 0, curprinted;
534 int maxlen = 0, maxnummsg = 0, maxlowmsg = 0;
535 int maxhghmsg = 0, maxcurmsg = 0, total_msgs = 0;
536 int nummsgdigits, lowmsgdigits;
537 int hghmsgdigits, curmsgdigits;
538 char tmpname[BUFSIZ];
541 * compute a few values needed to for
542 * printing various fields
544 for (i = 0; i < total_folders; i++) {
545 /* length of folder name */
546 len = strlen (fi[i].name);
550 /* If folder has error, skip the rest */
554 /* calculate total number of messages */
555 total_msgs += fi[i].nummsg;
557 /* maximum number of messages */
558 if (fi[i].nummsg > maxnummsg)
559 maxnummsg = fi[i].nummsg;
561 /* maximum low message */
562 if (fi[i].lowmsg > maxlowmsg)
563 maxlowmsg = fi[i].lowmsg;
565 /* maximum high message */
566 if (fi[i].hghmsg > maxhghmsg)
567 maxhghmsg = fi[i].hghmsg;
569 /* maximum current message */
570 if (fi[i].curmsg >= fi[i].lowmsg &&
571 fi[i].curmsg <= fi[i].hghmsg &&
572 fi[i].curmsg > maxcurmsg)
573 maxcurmsg = fi[i].curmsg;
575 /* check for empty folders */
576 if (fi[i].nummsg == 0)
579 nummsgdigits = num_digits (maxnummsg);
580 lowmsgdigits = num_digits (maxlowmsg);
581 hghmsgdigits = num_digits (maxhghmsg);
582 curmsgdigits = num_digits (maxcurmsg);
584 if (hasempty && nummsgdigits < 2)
590 if (fheader > 0 || (all && !fshort && fheader >= 0))
591 printf ("%-*s %*s %-*s; %-*s %*s\n",
593 nummsgdigits + 13, "# MESSAGES",
594 lowmsgdigits + hghmsgdigits + 4, " RANGE",
595 curmsgdigits + 4, "CUR",
599 * Print folder information
601 if (all || fshort || ftotal < 1) {
602 for (i = 0; i < total_folders; i++) {
604 printf ("%s\n", fi[i].name);
608 /* Add `+' to end of name, if folder is current */
609 if (strcmp (folder, fi[i].name))
610 snprintf (tmpname, sizeof(tmpname), "%s", fi[i].name);
612 snprintf (tmpname, sizeof(tmpname), "%s+", fi[i].name);
615 printf ("%-*s is unreadable\n", maxlen+1, tmpname);
619 printf ("%-*s ", maxlen+1, tmpname);
621 curprinted = 0; /* remember if we print cur */
622 if (fi[i].nummsg == 0) {
623 printf ("has %*s messages%*s",
625 fi[i].others ? lowmsgdigits + hghmsgdigits + 5 : 0, "");
627 printf ("has %*d message%s (%*d-%*d)",
628 nummsgdigits, fi[i].nummsg,
629 (fi[i].nummsg == 1) ? " " : "s",
630 lowmsgdigits, fi[i].lowmsg,
631 hghmsgdigits, fi[i].hghmsg);
632 if (fi[i].curmsg >= fi[i].lowmsg && fi[i].curmsg <= fi[i].hghmsg) {
634 printf ("; cur=%*d", curmsgdigits, fi[i].curmsg);
639 printf (";%*s (others)", curprinted ? 0 : curmsgdigits + 6, "");
645 * Print folder/message totals
647 if (ftotal > 0 || (all && !fshort && ftotal >= 0)) {
650 printf ("TOTAL = %d message%c in %d folder%s.\n",
651 total_msgs, total_msgs != 1 ? 's' : ' ',
652 total_folders, total_folders != 1 ? "s" : "");
659 * Calculate the number of digits in a nonnegative integer
668 adios (NULL, "oops, num_digits called with negative value");
682 * Set the current message and sychronize sequences
686 sfold (struct msgs *mp, char *msg)
688 /* parse the message range/sequence/name and set SELECTED */
689 if (!m_convert (mp, msg))
692 if (mp->numsel > 1) {
693 admonish (NULL, "only one message at a time!");
696 seq_setprev (mp); /* set the previous-sequence */
697 seq_setcur (mp, mp->lowsel);/* set current message */
698 seq_save (mp); /* synchronize message sequences */
699 context_save (); /* save the context file */
714 cp = name + strlen (name);
719 * A hack to skip over a leading
720 * "./" in folder names.
722 base = strcmp (name, "./") ? name : name + 2;
724 /* short-cut to see if directory has any sub-directories */
725 if (stat (name, &st) != -1 && st.st_nlink == 2)
728 if (!(dd = opendir (name))) {
729 admonish (name, "unable to read directory ");
734 * Keep track of the number of directories we've seen
735 * so we can quit stat'ing early, if we've seen them all.
739 while (nlink && (dp = readdir (dd))) {
740 if (!strcmp (dp->d_name, ".") || !strcmp (dp->d_name, "..")) {
744 if (cp + NLENGTH(dp) + 2 >= name + BUFSIZ)
746 strcpy (cp, dp->d_name);
747 if (stat (name, &st) != -1 && S_ISDIR(st.st_mode)) {
749 * Check if this was really a symbolic link pointing at
750 * a directory. If not, then decrement link count.
752 if (lstat (name, &st) == -1)
763 * Add the folder name into the
764 * list in a sorted fashion.
773 /* if necessary, reallocate the space for folder names */
774 if (foldp >= maxfolders) {
775 maxfolders += NUMFOLDERS;
776 if ((folds = realloc (folds, maxfolders * sizeof(char *))) == NULL)
777 adios (NULL, "unable to re-allocate storage for folder names");
781 for (i = start; i < foldp; i++)
782 if (compare (cp, folds[i]) < 0) {
783 for (j = foldp - 1; j >= i; j--)
784 folds[j + 1] = folds[j];
795 compare (char *s1, char *s2)
800 if ((i = *s1++ - *s2++))
807 * Do the read only folders
811 readonly_folders (void)
815 register struct node *np;
817 /* sanity check - check that context has been read */
819 adios (NULL, "oops, context hasn't been read yet");
821 snprintf (atrcur, sizeof(atrcur), "atr-%s-", current);
822 atrlen = strlen (atrcur);
824 for (np = m_defs; np; np = np->n_next)
825 if (ssequal (atrcur, np->n_name)
826 && !ssequal (nmhdir, np->n_name + atrlen))
827 get_folder_info (np->n_name + atrlen, NULL);