2 * Copyright (c) 1980, 1993
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33 * @(#)cmd2.c 8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/usr.bin/mail/cmd2.c,v 1.5.6.3 2003/01/06 05:46:03 mikeh Exp $
35 * $DragonFly: src/usr.bin/mail/cmd2.c,v 1.2 2003/06/17 04:29:28 dillon Exp $
43 * Mail -- a mail program
48 extern int wait_status;
51 * If any arguments were given, go to the next applicable argument
52 * following dot, otherwise, go to the next applicable message.
53 * If given as first command with no arguments, print first message.
60 int *ip, *ip2, list[2], mdot;
65 * If some messages were supplied, find the
66 * first applicable one following dot using
70 mdot = dot - &message[0] + 1;
73 * Find the first message in the supplied
74 * message list which follows dot.
77 for (ip = msgvec; *ip != 0; ip++)
84 mp = &message[*ip2 - 1];
85 if ((mp->m_flag & MDELETED) == 0) {
94 printf("No messages applicable\n");
99 * If this is the first command, select message 1.
100 * Note that this must exist for us to get here at all.
107 * Just find the next good message after dot, no
111 for (mp = dot+1; mp < &message[msgCount]; mp++)
112 if ((mp->m_flag & (MDELETED|MSAVED)) == 0)
114 if (mp >= &message[msgCount]) {
124 list[0] = dot - &message[0] + 1;
130 * Save a message in a file. Mark the message as saved
131 * so we can discard when the user quits.
138 return (save1(str, 1, "save", saveignore));
142 * Copy a message to a file without affected its saved-ness
149 return (save1(str, 0, "copy", saveignore));
153 * Save/copy the indicated messages at the end of the passed file name.
154 * If mark is true, mark the message "saved."
157 save1(str, mark, cmd, ignore)
161 struct ignoretab *ignore;
169 msgvec = (int *)salloc((msgCount + 2) * sizeof(*msgvec));
170 if ((file = snarf(str, &f)) == NULL)
173 *msgvec = first(0, MMNORM);
175 printf("No messages to %s.\n", cmd);
180 if (f && getmsglist(str, msgvec, 0) < 0)
182 if ((file = expand(file)) == NULL)
184 printf("\"%s\" ", file);
185 (void)fflush(stdout);
186 if (access(file, 0) >= 0)
190 if ((obuf = Fopen(file, "a")) == NULL) {
194 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) {
195 mp = &message[*ip - 1];
197 if (sendmessage(mp, obuf, ignore, NULL) < 0) {
203 mp->m_flag |= MSAVED;
209 printf("%s\n", disp);
214 * Write the indicated messages at the end of the passed
215 * file name, minus header and trailing blank line.
222 return (save1(str, 1, "write", ignoreall));
226 * Snarf the file from the end of the command line and
227 * return a pointer to it. If there is no file attached,
228 * just return NULL. Put a null in front of the file
229 * name so that the message list processing won't see it,
230 * unless the file name is the only thing on the line, in
231 * which case, return 0 in the reference flag variable.
242 cp = strlen(linebuf) + linebuf - 1;
245 * Strip away trailing blanks.
248 while (cp > linebuf && isspace((unsigned char)*cp))
253 * Now search for the beginning of the file name.
256 while (cp > linebuf && !isspace((unsigned char)*cp))
259 printf("No file specified.\n");
262 if (isspace((unsigned char)*cp))
282 * Delete messages, then type the new dot.
291 lastdot = dot - &message[0] + 1;
292 if (delm(msgvec) >= 0) {
293 list[0] = dot - &message[0] + 1;
294 if (list[0] > lastdot) {
301 printf("No more messages\n");
306 * Delete the indicated messages.
307 * Set dot to some nice place afterwards.
308 * Internal interface.
318 for (ip = msgvec; *ip != 0; ip++) {
319 mp = &message[*ip - 1];
321 mp->m_flag |= MDELETED|MTOUCH;
322 mp->m_flag &= ~(MPRESERVE|MSAVED|MBOX);
326 dot = &message[last-1];
327 last = first(0, MDELETED);
329 dot = &message[last-1];
339 * Following can't happen -- it keeps lint happy
346 * Undelete the indicated messages.
349 undelete_messages(msgvec)
355 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) {
356 mp = &message[*ip - 1];
359 mp->m_flag &= ~MDELETED;
365 * Interactively dump core on "core"
372 switch (pid = fork()) {
380 printf("Okie dokie");
381 (void)fflush(stdout);
383 if (WIFSIGNALED(wait_status) && WCOREDUMP(wait_status))
384 printf(" -- Core dumped.\n");
386 printf(" -- Can't dump core.\n");
391 * Clobber as many bytes of stack as the user requests.
402 times = (atoi(argv[0]) + 511) / 512;
419 for (cp = buf; cp < &buf[512]; *cp++ = 0xFF)
425 * Add the given header fields to the retained list.
426 * If no arguments, print the current list of retained fields.
433 return (ignore1(list, ignore + 1, "retained"));
437 * Add the given header fields to the ignored list.
438 * If no arguments, print the current list of ignored fields.
445 return (ignore1(list, ignore, "ignored"));
453 return (ignore1(list, saveignore + 1, "retained"));
461 return (ignore1(list, saveignore, "ignored"));
465 ignore1(list, tab, which)
467 struct ignoretab *tab;
470 char field[LINESIZE];
476 return (igshow(tab, which));
477 for (ap = list; *ap != 0; ap++) {
478 istrncpy(field, *ap, sizeof(field));
479 if (member(field, tab))
482 igp = calloc(1, sizeof(struct ignore));
483 igp->i_field = calloc((unsigned)strlen(field) + 1,
485 strcpy(igp->i_field, field);
486 igp->i_link = tab->i_head[h];
487 tab->i_head[h] = igp;
494 * Print out all currently retained fields.
498 struct ignoretab *tab;
505 if (tab->i_count == 0) {
506 printf("No fields currently being %s.\n", which);
509 ring = (char **)salloc((tab->i_count + 1) * sizeof(char *));
511 for (h = 0; h < HSHSIZE; h++)
512 for (igp = tab->i_head[h]; igp != NULL; igp = igp->i_link)
513 *ap++ = igp->i_field;
515 qsort(ring, tab->i_count, sizeof(char *), igcomp);
516 for (ap = ring; *ap != 0; ap++)
522 * Compare two names for sorting ignored field list.
529 return (strcmp(*(const char **)l, *(const char **)r));