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23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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29 * @(#)cmd1.c 8.2 (Berkeley) 4/20/95
30 * $FreeBSD: src/usr.bin/mail/cmd1.c,v 1.3.6.3 2003/01/06 05:46:03 mikeh Exp $
37 * Mail -- a mail program
42 extern const struct cmd cmdtab[];
45 * Print the current active headings.
46 * Don't change dot if invoker didn't give an argument.
54 int n, mesg, flag, size;
63 mp = &message[screen * size];
64 if (mp >= &message[msgCount])
65 mp = &message[msgCount - size];
69 mesg = mp - &message[0];
70 if (dot != &message[n-1])
72 for (; mp < &message[msgCount]; mp++) {
74 if (mp->m_flag & MDELETED)
81 printf("No more mail.\n");
88 * Scroll to the next/previous screen
103 if (s * size >= msgCount) {
104 printf("On last screenful of messages\n");
112 printf("On first screenful of messages\n");
119 printf("Unrecognized scrolling command \"%s\"\n", arg);
122 return (headers(cur));
126 * Compute screen size.
134 if ((cp = value("screen")) != NULL && (s = atoi(cp)) > 0)
136 return (screenheight - 4);
140 * Print out the headlines for each message
141 * in the passed message list.
148 for (ip = msgvec; *ip != 0; ip++)
151 dot = &message[*ip - 1];
156 * Print out the header of a specific message.
157 * This is a slight improvement to the standard one.
163 char headline[LINESIZE], wcount[LINESIZE], *subjline, dispc, curind;
169 mp = &message[mesg-1];
170 readline(setinput(mp), headline, LINESIZE);
171 if ((subjline = hfield("subject", mp)) == NULL)
172 subjline = hfield("subj", mp);
176 curind = dot == mp ? '>' : ' ';
178 if (mp->m_flag & MSAVED)
180 if (mp->m_flag & MPRESERVE)
182 if ((mp->m_flag & (MREAD|MNEW)) == MNEW)
184 if ((mp->m_flag & (MREAD|MNEW)) == 0)
186 if (mp->m_flag & MBOX)
188 parse(headline, &hl, pbuf);
189 sprintf(wcount, "%3ld/%-5ld", mp->m_lines, mp->m_size);
190 subjlen = screenwidth - 50 - strlen(wcount);
191 name = value("show-rcpt") != NULL ?
192 skin(hfield("to", mp)) : nameof(mp, 0);
193 if (subjline == NULL || subjlen < 0) /* pretty pathetic */
194 printf("%c%c%3d %-20.20s %16.16s %s\n",
195 curind, dispc, mesg, name, hl.l_date, wcount);
197 printf("%c%c%3d %-20.20s %16.16s %s \"%.*s\"\n",
198 curind, dispc, mesg, name, hl.l_date, wcount,
203 * Print out the value of dot.
208 printf("%td\n", dot - &message[0] + 1);
213 * Print out all the possible commands.
218 const struct cmd *cp;
221 printf("Commands are:\n");
222 for (cc = 0, cp = cmdtab; cp->c_name != NULL; cp++) {
223 cc += strlen(cp->c_name) + 2;
226 cc = strlen(cp->c_name) + 2;
228 if ((cp+1)->c_name != NULL)
229 printf("%s, ", cp->c_name);
231 printf("%s\n", cp->c_name);
237 * Paginate messages, honor ignored fields.
242 return (type1(msgvec, 1, 1));
246 * Paginate messages, even printing ignored fields.
251 return (type1(msgvec, 0, 1));
255 * Type out messages, honor ignored fields.
260 return (type1(msgvec, 1, 0));
264 * Type out messages, even printing ignored fields.
269 return (type1(msgvec, 0, 0));
273 * Type out the messages requested.
277 type1(int *msgvec, int doign, int page)
285 if (setjmp(pipestop))
287 if (value("interactive") != NULL &&
288 (page || (cp = value("crt")) != NULL)) {
291 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++)
292 nlines += message[*ip - 1].m_lines;
294 if (page || nlines > (*cp ? atoi(cp) : realscreenheight)) {
296 if (cp == NULL || *cp == '\0')
298 obuf = Popen(cp, "w");
303 signal(SIGPIPE, brokpipe);
308 * Send messages to the output.
311 for (ip = msgvec; *ip && ip - msgvec < msgCount; ip++) {
312 mp = &message[*ip - 1];
315 if (value("quiet") == NULL)
316 fprintf(obuf, "Message %d:\n", *ip);
317 sendmessage(mp, obuf, doign ? ignore : 0, NULL);
321 if (obuf != stdout) {
323 * Ignore SIGPIPE so it can't cause a duplicate close.
325 signal(SIGPIPE, SIG_IGN);
327 signal(SIGPIPE, SIG_DFL);
333 * Respond to a broken pipe signal --
334 * probably caused by quitting more.
340 longjmp(pipestop, 1);
344 * Print the top so many lines of each desired message.
345 * The number of lines is taken from the variable "toplines"
353 int c, topl, lines, lineb;
354 char *valtop, linebuf[LINESIZE];
358 valtop = value("toplines");
359 if (valtop != NULL) {
361 if (topl < 0 || topl > 10000)
365 for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) {
366 mp = &message[*ip - 1];
369 if (value("quiet") == NULL)
370 printf("Message %d:\n", *ip);
375 for (lines = 0; lines < c && lines <= topl; lines++) {
376 if (readline(ibuf, linebuf, sizeof(linebuf)) < 0)
379 lineb = strspn(linebuf, " \t") == strlen(linebuf);
386 * Touch all the given messages so that they will
394 for (ip = msgvec; *ip != 0; ip++) {
395 dot = &message[*ip-1];
396 dot->m_flag |= MTOUCH;
397 dot->m_flag &= ~MPRESERVE;
403 * Make sure all passed messages get mboxed.
410 for (ip = msgvec; *ip != 0; ip++) {
411 dot = &message[*ip-1];
412 dot->m_flag |= MTOUCH|MBOX;
413 dot->m_flag &= ~MPRESERVE;
419 * List the folders the user currently has.
424 char dirname[PATHSIZE];
427 if (getfold(dirname, sizeof(dirname)) < 0) {
428 printf("No value set for \"folder\"\n");
431 if ((cmd = value("LISTER")) == NULL)
433 run_command(cmd, 0, -1, -1, dirname, NULL, NULL);
438 * Update the mail file with any new messages that have
439 * come in since we started reading mail.
449 printf("No new mail.\n");
451 mdot = newfileinfo(msgCount - nmsg);
452 dot = &message[mdot - 1];
454 printf("\"inc\" command failed...\n");