2 * Copyright (c) 1980, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 static char sccsid[] = "@(#)cmd1.c 8.2 (Berkeley) 4/20/95";
39 #include <sys/cdefs.h>
40 __FBSDID("$FreeBSD$");
46 * Mail -- a mail program
51 extern const struct cmd cmdtab[];
54 * Print the current active headings.
55 * Don't change dot if invoker didn't give an argument.
64 int n, mesg, flag, size;
73 mp = &message[screen * size];
74 if (mp >= &message[msgCount])
75 mp = &message[msgCount - size];
79 mesg = mp - &message[0];
80 if (dot != &message[n-1])
82 for (; mp < &message[msgCount]; mp++) {
84 if (mp->m_flag & MDELETED)
91 printf("No more mail.\n");
98 * Scroll to the next/previous screen
114 if (s * size >= msgCount) {
115 printf("On last screenful of messages\n");
123 printf("On first screenful of messages\n");
130 printf("Unrecognized scrolling command \"%s\"\n", arg);
133 return (headers(cur));
137 * Compute screen size.
145 if ((cp = value("screen")) != NULL && (s = atoi(cp)) > 0)
147 return (screenheight - 4);
151 * Print out the headlines for each message
152 * in the passed message list.
160 for (ip = msgvec; *ip != 0; ip++)
163 dot = &message[*ip - 1];
168 * Print out the header of a specific message.
169 * This is a slight improvement to the standard one.
176 char headline[LINESIZE], wcount[LINESIZE], *subjline, dispc, curind;
182 mp = &message[mesg-1];
183 (void)readline(setinput(mp), headline, LINESIZE);
184 if ((subjline = hfield("subject", mp)) == NULL)
185 subjline = hfield("subj", mp);
189 curind = dot == mp ? '>' : ' ';
191 if (mp->m_flag & MSAVED)
193 if (mp->m_flag & MPRESERVE)
195 if ((mp->m_flag & (MREAD|MNEW)) == MNEW)
197 if ((mp->m_flag & (MREAD|MNEW)) == 0)
199 if (mp->m_flag & MBOX)
201 parse(headline, &hl, pbuf);
202 sprintf(wcount, "%3ld/%-5ld", mp->m_lines, mp->m_size);
203 subjlen = screenwidth - 50 - strlen(wcount);
204 name = value("show-rcpt") != NULL ?
205 skin(hfield("to", mp)) : nameof(mp, 0);
206 if (subjline == NULL || subjlen < 0) /* pretty pathetic */
207 printf("%c%c%3d %-20.20s %16.16s %s\n",
208 curind, dispc, mesg, name, hl.l_date, wcount);
210 printf("%c%c%3d %-20.20s %16.16s %s \"%.*s\"\n",
211 curind, dispc, mesg, name, hl.l_date, wcount,
216 * Print out the value of dot.
221 printf("%d\n", dot - &message[0] + 1);
226 * Print out all the possible commands.
231 const struct cmd *cp;
234 printf("Commands are:\n");
235 for (cc = 0, cp = cmdtab; cp->c_name != NULL; cp++) {
236 cc += strlen(cp->c_name) + 2;
239 cc = strlen(cp->c_name) + 2;
241 if ((cp+1)->c_name != NULL)
242 printf("%s, ", cp->c_name);
244 printf("%s\n", cp->c_name);
250 * Paginate messages, honor ignored fields.
257 return (type1(msgvec, 1, 1));
261 * Paginate messages, even printing ignored fields.
268 return (type1(msgvec, 0, 1));
272 * Type out messages, honor ignored fields.
279 return (type1(msgvec, 1, 0));
283 * Type out messages, even printing ignored fields.
290 return (type1(msgvec, 0, 0));
294 * Type out the messages requested.
296 static jmp_buf pipestop;
298 type1(msgvec, doign, page)
308 if (setjmp(pipestop))
310 if (value("interactive") != NULL &&
311 (page || (cp = value("crt")) != NULL)) {
314 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++)
315 nlines += message[*ip - 1].m_lines;
317 if (page || nlines > (*cp ? atoi(cp) : realscreenheight)) {
319 if (cp == NULL || *cp == '\0')
321 obuf = Popen(cp, "w");
326 (void)signal(SIGPIPE, brokpipe);
331 * Send messages to the output.
334 for (ip = msgvec; *ip && ip - msgvec < msgCount; ip++) {
335 mp = &message[*ip - 1];
338 if (value("quiet") == NULL)
339 fprintf(obuf, "Message %d:\n", *ip);
340 (void)sendmessage(mp, obuf, doign ? ignore : 0, NULL);
344 if (obuf != stdout) {
346 * Ignore SIGPIPE so it can't cause a duplicate close.
348 (void)signal(SIGPIPE, SIG_IGN);
350 (void)signal(SIGPIPE, SIG_DFL);
356 * Respond to a broken pipe signal --
357 * probably caused by quitting more.
364 longjmp(pipestop, 1);
368 * Print the top so many lines of each desired message.
369 * The number of lines is taken from the variable "toplines"
378 int c, topl, lines, lineb;
379 char *valtop, linebuf[LINESIZE];
383 valtop = value("toplines");
384 if (valtop != NULL) {
386 if (topl < 0 || topl > 10000)
390 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) {
391 mp = &message[*ip - 1];
394 if (value("quiet") == NULL)
395 printf("Message %d:\n", *ip);
400 for (lines = 0; lines < c && lines <= topl; lines++) {
401 if (readline(ibuf, linebuf, sizeof(linebuf)) < 0)
404 lineb = strspn(linebuf, " \t") == strlen(linebuf);
411 * Touch all the given messages so that they will
420 for (ip = msgvec; *ip != 0; ip++) {
421 dot = &message[*ip-1];
422 dot->m_flag |= MTOUCH;
423 dot->m_flag &= ~MPRESERVE;
429 * Make sure all passed messages get mboxed.
437 for (ip = msgvec; *ip != 0; ip++) {
438 dot = &message[*ip-1];
439 dot->m_flag |= MTOUCH|MBOX;
440 dot->m_flag &= ~MPRESERVE;
446 * List the folders the user currently has.
451 char dirname[PATHSIZE];
454 if (getfold(dirname, sizeof(dirname)) < 0) {
455 printf("No value set for \"folder\"\n");
458 if ((cmd = value("LISTER")) == NULL)
460 (void)run_command(cmd, 0, -1, -1, dirname, NULL, NULL);
465 * Update the mail file with any new messages that have
466 * come in since we started reading mail.
477 printf("No new mail.\n");
479 mdot = newfileinfo(msgCount - nmsg);
480 dot = &message[mdot - 1];
482 printf("\"inc\" command failed...\n");