Commit | Line | Data |
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b059c7be DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
0c5f72fb KB |
3 | * All rights reserved. |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
acfc7e9b KB |
6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
b059c7be DF |
16 | */ |
17 | ||
acfc7e9b | 18 | #ifndef lint |
470c33f3 | 19 | static char sccsid[] = "@(#)cmd1.c 5.16 (Berkeley) %G%"; |
acfc7e9b | 20 | #endif /* not lint */ |
2ae9f53f | 21 | |
d702437a | 22 | #include "rcv.h" |
d702437a KS |
23 | |
24 | /* | |
25 | * Mail -- a mail program | |
26 | * | |
27 | * User commands. | |
28 | */ | |
29 | ||
d702437a KS |
30 | /* |
31 | * Print the current active headings. | |
f75dd1e5 | 32 | * Don't change dot if invoker didn't give an argument. |
d702437a KS |
33 | */ |
34 | ||
35 | static int screen; | |
36 | ||
37 | headers(msgvec) | |
38 | int *msgvec; | |
39 | { | |
40 | register int n, mesg, flag; | |
41 | register struct message *mp; | |
1491ef97 | 42 | int size; |
d702437a | 43 | |
1491ef97 | 44 | size = screensize(); |
d702437a KS |
45 | n = msgvec[0]; |
46 | if (n != 0) | |
1491ef97 | 47 | screen = (n-1)/size; |
d702437a KS |
48 | if (screen < 0) |
49 | screen = 0; | |
1491ef97 | 50 | mp = &message[screen * size]; |
d702437a | 51 | if (mp >= &message[msgCount]) |
1491ef97 | 52 | mp = &message[msgCount - size]; |
d702437a KS |
53 | if (mp < &message[0]) |
54 | mp = &message[0]; | |
55 | flag = 0; | |
56 | mesg = mp - &message[0]; | |
f75dd1e5 KS |
57 | if (dot != &message[n-1]) |
58 | dot = mp; | |
d702437a KS |
59 | for (; mp < &message[msgCount]; mp++) { |
60 | mesg++; | |
61 | if (mp->m_flag & MDELETED) | |
62 | continue; | |
1491ef97 | 63 | if (flag++ >= size) |
d702437a KS |
64 | break; |
65 | printhead(mesg); | |
d702437a KS |
66 | } |
67 | if (flag == 0) { | |
68 | printf("No more mail.\n"); | |
69 | return(1); | |
70 | } | |
71 | return(0); | |
72 | } | |
73 | ||
74 | /* | |
75 | * Scroll to the next/previous screen | |
76 | */ | |
d702437a KS |
77 | scroll(arg) |
78 | char arg[]; | |
79 | { | |
1491ef97 | 80 | register int s, size; |
d702437a KS |
81 | int cur[1]; |
82 | ||
83 | cur[0] = 0; | |
1491ef97 | 84 | size = screensize(); |
d702437a KS |
85 | s = screen; |
86 | switch (*arg) { | |
87 | case 0: | |
88 | case '+': | |
89 | s++; | |
1491ef97 | 90 | if (s * size > msgCount) { |
d702437a KS |
91 | printf("On last screenful of messages\n"); |
92 | return(0); | |
93 | } | |
94 | screen = s; | |
95 | break; | |
96 | ||
97 | case '-': | |
98 | if (--s < 0) { | |
99 | printf("On first screenful of messages\n"); | |
100 | return(0); | |
101 | } | |
102 | screen = s; | |
103 | break; | |
104 | ||
105 | default: | |
106 | printf("Unrecognized scrolling command \"%s\"\n", arg); | |
107 | return(1); | |
108 | } | |
109 | return(headers(cur)); | |
110 | } | |
111 | ||
1491ef97 | 112 | /* |
828615a1 | 113 | * Compute screen size. |
1491ef97 KS |
114 | */ |
115 | screensize() | |
116 | { | |
828615a1 EW |
117 | int s; |
118 | char *cp; | |
119 | ||
120 | if ((cp = value("screen")) != NOSTR && (s = atoi(cp)) > 0) | |
121 | return s; | |
122 | return screenheight - 4; | |
1491ef97 | 123 | } |
d702437a KS |
124 | |
125 | /* | |
126 | * Print out the headlines for each message | |
127 | * in the passed message list. | |
128 | */ | |
129 | ||
130 | from(msgvec) | |
131 | int *msgvec; | |
132 | { | |
133 | register int *ip; | |
134 | ||
f674e088 | 135 | for (ip = msgvec; *ip != NULL; ip++) |
d702437a | 136 | printhead(*ip); |
d702437a KS |
137 | if (--ip >= msgvec) |
138 | dot = &message[*ip - 1]; | |
139 | return(0); | |
140 | } | |
141 | ||
142 | /* | |
143 | * Print out the header of a specific message. | |
144 | * This is a slight improvement to the standard one. | |
145 | */ | |
146 | ||
147 | printhead(mesg) | |
148 | { | |
149 | struct message *mp; | |
2d7425cf | 150 | char headline[LINESIZE], wcount[LINESIZE], *subjline, dispc, curind; |
d702437a | 151 | char pbuf[BUFSIZ]; |
d702437a | 152 | struct headline hl; |
828615a1 | 153 | int subjlen; |
d702437a KS |
154 | |
155 | mp = &message[mesg-1]; | |
828615a1 EW |
156 | readline(setinput(mp), headline); |
157 | if ((subjline = hfield("subject", mp)) == NOSTR) | |
d702437a | 158 | subjline = hfield("subj", mp); |
d702437a KS |
159 | /* |
160 | * Bletch! | |
161 | */ | |
f75dd1e5 | 162 | curind = dot == mp ? '>' : ' '; |
d702437a KS |
163 | dispc = ' '; |
164 | if (mp->m_flag & MSAVED) | |
165 | dispc = '*'; | |
166 | if (mp->m_flag & MPRESERVE) | |
167 | dispc = 'P'; | |
5bfbbe88 | 168 | if ((mp->m_flag & (MREAD|MNEW)) == MNEW) |
f4d36a07 | 169 | dispc = 'N'; |
5bfbbe88 KS |
170 | if ((mp->m_flag & (MREAD|MNEW)) == 0) |
171 | dispc = 'U'; | |
f2230dfd KS |
172 | if (mp->m_flag & MBOX) |
173 | dispc = 'M'; | |
d702437a | 174 | parse(headline, &hl, pbuf); |
828615a1 EW |
175 | sprintf(wcount, "%3d/%-4ld", mp->m_lines, mp->m_size); |
176 | subjlen = screenwidth - 50 - strlen(wcount); | |
177 | if (subjline == NOSTR || subjlen < 0) /* pretty pathetic */ | |
178 | printf("%c%c%3d %-20.20s %16.16s %s\n", | |
179 | curind, dispc, mesg, nameof(mp, 0), hl.l_date, wcount); | |
d702437a | 180 | else |
828615a1 EW |
181 | printf("%c%c%3d %-20.20s %16.16s %s \"%.*s\"\n", |
182 | curind, dispc, mesg, nameof(mp, 0), hl.l_date, wcount, | |
183 | subjlen, subjline); | |
d702437a KS |
184 | } |
185 | ||
186 | /* | |
187 | * Print out the value of dot. | |
188 | */ | |
189 | ||
190 | pdot() | |
191 | { | |
192 | printf("%d\n", dot - &message[0] + 1); | |
193 | return(0); | |
194 | } | |
195 | ||
196 | /* | |
197 | * Print out all the possible commands. | |
198 | */ | |
199 | ||
200 | pcmdlist() | |
201 | { | |
202 | register struct cmd *cp; | |
203 | register int cc; | |
204 | extern struct cmd cmdtab[]; | |
205 | ||
206 | printf("Commands are:\n"); | |
207 | for (cc = 0, cp = cmdtab; cp->c_name != NULL; cp++) { | |
208 | cc += strlen(cp->c_name) + 2; | |
209 | if (cc > 72) { | |
210 | printf("\n"); | |
211 | cc = strlen(cp->c_name) + 2; | |
212 | } | |
213 | if ((cp+1)->c_name != NOSTR) | |
214 | printf("%s, ", cp->c_name); | |
215 | else | |
216 | printf("%s\n", cp->c_name); | |
217 | } | |
218 | return(0); | |
219 | } | |
220 | ||
b041ccec S |
221 | /* |
222 | * Paginate messages, honor ignored fields. | |
223 | */ | |
224 | more(msgvec) | |
225 | int *msgvec; | |
226 | { | |
227 | return (type1(msgvec, 1, 1)); | |
228 | } | |
229 | ||
230 | /* | |
231 | * Paginate messages, even printing ignored fields. | |
232 | */ | |
233 | More(msgvec) | |
234 | int *msgvec; | |
235 | { | |
236 | ||
237 | return (type1(msgvec, 0, 1)); | |
238 | } | |
239 | ||
d702437a | 240 | /* |
15bff4bb | 241 | * Type out messages, honor ignored fields. |
d702437a | 242 | */ |
15bff4bb KS |
243 | type(msgvec) |
244 | int *msgvec; | |
245 | { | |
d702437a | 246 | |
b041ccec | 247 | return(type1(msgvec, 1, 0)); |
15bff4bb KS |
248 | } |
249 | ||
250 | /* | |
251 | * Type out messages, even printing ignored fields. | |
252 | */ | |
253 | Type(msgvec) | |
254 | int *msgvec; | |
255 | { | |
256 | ||
b041ccec | 257 | return(type1(msgvec, 0, 0)); |
15bff4bb KS |
258 | } |
259 | ||
260 | /* | |
261 | * Type out the messages requested. | |
262 | */ | |
740867ff KS |
263 | jmp_buf pipestop; |
264 | ||
b041ccec | 265 | type1(msgvec, doign, page) |
d702437a KS |
266 | int *msgvec; |
267 | { | |
268 | register *ip; | |
269 | register struct message *mp; | |
740867ff | 270 | register char *cp; |
828615a1 | 271 | int nlines; |
740867ff | 272 | int brokpipe(); |
828615a1 | 273 | FILE *obuf; |
740867ff KS |
274 | |
275 | obuf = stdout; | |
276 | if (setjmp(pipestop)) { | |
277 | if (obuf != stdout) { | |
740867ff | 278 | pipef = NULL; |
d96977db | 279 | Pclose(obuf); |
740867ff | 280 | } |
828615a1 | 281 | signal(SIGPIPE, SIG_DFL); |
740867ff KS |
282 | return(0); |
283 | } | |
686f6134 EW |
284 | if (value("interactive") != NOSTR && |
285 | (page || (cp = value("crt")) != NOSTR)) { | |
2d7425cf | 286 | nlines = 0; |
b041ccec | 287 | if (!page) { |
b041ccec S |
288 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) |
289 | nlines += message[*ip - 1].m_lines; | |
290 | } | |
d56fd190 | 291 | if (page || nlines > (*cp ? atoi(cp) : realscreenheight)) { |
2d7425cf S |
292 | cp = value("PAGER"); |
293 | if (cp == NULL || *cp == '\0') | |
294 | cp = MORE; | |
d96977db | 295 | obuf = Popen(cp, "w"); |
740867ff | 296 | if (obuf == NULL) { |
2d7425cf | 297 | perror(cp); |
740867ff | 298 | obuf = stdout; |
828615a1 | 299 | } else { |
740867ff | 300 | pipef = obuf; |
828615a1 | 301 | signal(SIGPIPE, brokpipe); |
740867ff KS |
302 | } |
303 | } | |
304 | } | |
828615a1 | 305 | for (ip = msgvec; *ip && ip - msgvec < msgCount; ip++) { |
470c33f3 EW |
306 | mp = &message[*ip - 1]; |
307 | touch(mp); | |
d702437a | 308 | dot = mp; |
828615a1 | 309 | if (value("quiet") == NOSTR) |
470c33f3 | 310 | fprintf(obuf, "Message %d:\n", *ip); |
2de8fc95 | 311 | (void) send(mp, obuf, doign ? ignore : 0, NOSTR); |
740867ff | 312 | } |
740867ff | 313 | if (obuf != stdout) { |
740867ff | 314 | pipef = NULL; |
d96977db | 315 | Pclose(obuf); |
d702437a | 316 | } |
828615a1 | 317 | signal(SIGPIPE, SIG_DFL); |
d702437a KS |
318 | return(0); |
319 | } | |
320 | ||
740867ff KS |
321 | /* |
322 | * Respond to a broken pipe signal -- | |
323 | * probably caused by using quitting more. | |
324 | */ | |
325 | ||
326 | brokpipe() | |
327 | { | |
fc3f7633 | 328 | longjmp(pipestop, 1); |
740867ff KS |
329 | } |
330 | ||
d702437a KS |
331 | /* |
332 | * Print the top so many lines of each desired message. | |
333 | * The number of lines is taken from the variable "toplines" | |
334 | * and defaults to 5. | |
335 | */ | |
336 | ||
337 | top(msgvec) | |
338 | int *msgvec; | |
339 | { | |
340 | register int *ip; | |
341 | register struct message *mp; | |
d702437a KS |
342 | int c, topl, lines, lineb; |
343 | char *valtop, linebuf[LINESIZE]; | |
344 | FILE *ibuf; | |
345 | ||
346 | topl = 5; | |
347 | valtop = value("toplines"); | |
348 | if (valtop != NOSTR) { | |
349 | topl = atoi(valtop); | |
350 | if (topl < 0 || topl > 10000) | |
351 | topl = 5; | |
352 | } | |
353 | lineb = 1; | |
354 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { | |
470c33f3 EW |
355 | mp = &message[*ip - 1]; |
356 | touch(mp); | |
d702437a KS |
357 | dot = mp; |
358 | if (value("quiet") == NOSTR) | |
470c33f3 | 359 | printf("Message %d:\n", *ip); |
d702437a KS |
360 | ibuf = setinput(mp); |
361 | c = mp->m_lines; | |
362 | if (!lineb) | |
363 | printf("\n"); | |
364 | for (lines = 0; lines < c && lines <= topl; lines++) { | |
828615a1 | 365 | if (readline(ibuf, linebuf) < 0) |
d702437a KS |
366 | break; |
367 | puts(linebuf); | |
368 | lineb = blankline(linebuf); | |
369 | } | |
370 | } | |
371 | return(0); | |
372 | } | |
373 | ||
374 | /* | |
375 | * Touch all the given messages so that they will | |
376 | * get mboxed. | |
377 | */ | |
d702437a KS |
378 | stouch(msgvec) |
379 | int msgvec[]; | |
380 | { | |
381 | register int *ip; | |
382 | ||
383 | for (ip = msgvec; *ip != 0; ip++) { | |
d702437a | 384 | dot = &message[*ip-1]; |
5bfbbe88 | 385 | dot->m_flag |= MTOUCH; |
d702437a KS |
386 | dot->m_flag &= ~MPRESERVE; |
387 | } | |
388 | return(0); | |
389 | } | |
f2230dfd KS |
390 | |
391 | /* | |
392 | * Make sure all passed messages get mboxed. | |
393 | */ | |
394 | ||
395 | mboxit(msgvec) | |
396 | int msgvec[]; | |
397 | { | |
398 | register int *ip; | |
399 | ||
400 | for (ip = msgvec; *ip != 0; ip++) { | |
401 | dot = &message[*ip-1]; | |
402 | dot->m_flag |= MTOUCH|MBOX; | |
403 | dot->m_flag &= ~MPRESERVE; | |
404 | } | |
405 | return(0); | |
406 | } | |
2470b1d8 KS |
407 | |
408 | /* | |
409 | * List the folders the user currently has. | |
410 | */ | |
411 | folders() | |
412 | { | |
828615a1 | 413 | char dirname[BUFSIZ]; |
d33aa50d | 414 | char *cmd; |
2470b1d8 | 415 | |
a5bfa0a3 KS |
416 | if (getfold(dirname) < 0) { |
417 | printf("No value set for \"folder\"\n"); | |
d33aa50d | 418 | return -1; |
2470b1d8 | 419 | } |
d33aa50d EW |
420 | if ((cmd = value("LISTER")) == NOSTR) |
421 | cmd = "ls"; | |
422 | (void) run_command(cmd, 0, -1, -1, dirname, NOSTR); | |
423 | return 0; | |
2470b1d8 | 424 | } |