2 * Copyright (c) 1980, 1993
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33 * @(#)cmd1.c 8.2 (Berkeley) 4/20/95
34 * $FreeBSD: src/usr.bin/mail/cmd1.c,v 1.3.6.3 2003/01/06 05:46:03 mikeh Exp $
35 * $DragonFly: src/usr.bin/mail/cmd1.c,v 1.4 2004/09/08 03:01:11 joerg Exp $
42 * Mail -- a mail program
47 extern const struct cmd cmdtab[];
50 * Print the current active headings.
51 * Don't change dot if invoker didn't give an argument.
59 int n, mesg, flag, size;
68 mp = &message[screen * size];
69 if (mp >= &message[msgCount])
70 mp = &message[msgCount - size];
74 mesg = mp - &message[0];
75 if (dot != &message[n-1])
77 for (; mp < &message[msgCount]; mp++) {
79 if (mp->m_flag & MDELETED)
86 printf("No more mail.\n");
93 * Scroll to the next/previous screen
108 if (s * size >= msgCount) {
109 printf("On last screenful of messages\n");
117 printf("On first screenful of messages\n");
124 printf("Unrecognized scrolling command \"%s\"\n", arg);
127 return (headers(cur));
131 * Compute screen size.
139 if ((cp = value("screen")) != NULL && (s = atoi(cp)) > 0)
141 return (screenheight - 4);
145 * Print out the headlines for each message
146 * in the passed message list.
153 for (ip = msgvec; *ip != 0; ip++)
156 dot = &message[*ip - 1];
161 * Print out the header of a specific message.
162 * This is a slight improvement to the standard one.
168 char headline[LINESIZE], wcount[LINESIZE], *subjline, dispc, curind;
174 mp = &message[mesg-1];
175 readline(setinput(mp), headline, LINESIZE);
176 if ((subjline = hfield("subject", mp)) == NULL)
177 subjline = hfield("subj", mp);
181 curind = dot == mp ? '>' : ' ';
183 if (mp->m_flag & MSAVED)
185 if (mp->m_flag & MPRESERVE)
187 if ((mp->m_flag & (MREAD|MNEW)) == MNEW)
189 if ((mp->m_flag & (MREAD|MNEW)) == 0)
191 if (mp->m_flag & MBOX)
193 parse(headline, &hl, pbuf);
194 sprintf(wcount, "%3ld/%-5ld", mp->m_lines, mp->m_size);
195 subjlen = screenwidth - 50 - strlen(wcount);
196 name = value("show-rcpt") != NULL ?
197 skin(hfield("to", mp)) : nameof(mp, 0);
198 if (subjline == NULL || subjlen < 0) /* pretty pathetic */
199 printf("%c%c%3d %-20.20s %16.16s %s\n",
200 curind, dispc, mesg, name, hl.l_date, wcount);
202 printf("%c%c%3d %-20.20s %16.16s %s \"%.*s\"\n",
203 curind, dispc, mesg, name, hl.l_date, wcount,
208 * Print out the value of dot.
213 printf("%d\n", dot - &message[0] + 1);
218 * Print out all the possible commands.
223 const struct cmd *cp;
226 printf("Commands are:\n");
227 for (cc = 0, cp = cmdtab; cp->c_name != NULL; cp++) {
228 cc += strlen(cp->c_name) + 2;
231 cc = strlen(cp->c_name) + 2;
233 if ((cp+1)->c_name != NULL)
234 printf("%s, ", cp->c_name);
236 printf("%s\n", cp->c_name);
242 * Paginate messages, honor ignored fields.
247 return (type1(msgvec, 1, 1));
251 * Paginate messages, even printing ignored fields.
256 return (type1(msgvec, 0, 1));
260 * Type out messages, honor ignored fields.
265 return (type1(msgvec, 1, 0));
269 * Type out messages, even printing ignored fields.
274 return (type1(msgvec, 0, 0));
278 * Type out the messages requested.
282 type1(int *msgvec, int doign, int page)
290 if (setjmp(pipestop))
292 if (value("interactive") != NULL &&
293 (page || (cp = value("crt")) != NULL)) {
296 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++)
297 nlines += message[*ip - 1].m_lines;
299 if (page || nlines > (*cp ? atoi(cp) : realscreenheight)) {
301 if (cp == NULL || *cp == '\0')
303 obuf = Popen(cp, "w");
308 signal(SIGPIPE, brokpipe);
313 * Send messages to the output.
316 for (ip = msgvec; *ip && ip - msgvec < msgCount; ip++) {
317 mp = &message[*ip - 1];
320 if (value("quiet") == NULL)
321 fprintf(obuf, "Message %d:\n", *ip);
322 sendmessage(mp, obuf, doign ? ignore : 0, NULL);
326 if (obuf != stdout) {
328 * Ignore SIGPIPE so it can't cause a duplicate close.
330 signal(SIGPIPE, SIG_IGN);
332 signal(SIGPIPE, SIG_DFL);
338 * Respond to a broken pipe signal --
339 * probably caused by quitting more.
345 longjmp(pipestop, 1);
349 * Print the top so many lines of each desired message.
350 * The number of lines is taken from the variable "toplines"
358 int c, topl, lines, lineb;
359 char *valtop, linebuf[LINESIZE];
363 valtop = value("toplines");
364 if (valtop != NULL) {
366 if (topl < 0 || topl > 10000)
370 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) {
371 mp = &message[*ip - 1];
374 if (value("quiet") == NULL)
375 printf("Message %d:\n", *ip);
380 for (lines = 0; lines < c && lines <= topl; lines++) {
381 if (readline(ibuf, linebuf, sizeof(linebuf)) < 0)
384 lineb = strspn(linebuf, " \t") == strlen(linebuf);
391 * Touch all the given messages so that they will
399 for (ip = msgvec; *ip != 0; ip++) {
400 dot = &message[*ip-1];
401 dot->m_flag |= MTOUCH;
402 dot->m_flag &= ~MPRESERVE;
408 * Make sure all passed messages get mboxed.
415 for (ip = msgvec; *ip != 0; ip++) {
416 dot = &message[*ip-1];
417 dot->m_flag |= MTOUCH|MBOX;
418 dot->m_flag &= ~MPRESERVE;
424 * List the folders the user currently has.
429 char dirname[PATHSIZE];
432 if (getfold(dirname, sizeof(dirname)) < 0) {
433 printf("No value set for \"folder\"\n");
436 if ((cmd = value("LISTER")) == NULL)
438 run_command(cmd, 0, -1, -1, dirname, NULL, NULL);
443 * Update the mail file with any new messages that have
444 * come in since we started reading mail.
454 printf("No new mail.\n");
456 mdot = newfileinfo(msgCount - nmsg);
457 dot = &message[mdot - 1];
459 printf("\"inc\" command failed...\n");