Commit | Line | Data |
---|---|---|
d3dde041 | 1 | /*- |
a12ff486 KB |
2 | * Copyright (c) 1980, 1993 |
3 | * The Regents of the University of California. All rights reserved. | |
0c5f72fb | 4 | * |
d3dde041 | 5 | * %sccs.include.redist.c% |
b059c7be DF |
6 | */ |
7 | ||
acfc7e9b | 8 | #ifndef lint |
a12ff486 | 9 | static char sccsid[] = "@(#)cmd1.c 8.1 (Berkeley) %G%"; |
acfc7e9b | 10 | #endif /* not lint */ |
2ae9f53f | 11 | |
d702437a | 12 | #include "rcv.h" |
a0d23834 | 13 | #include "extern.h" |
d702437a KS |
14 | |
15 | /* | |
16 | * Mail -- a mail program | |
17 | * | |
18 | * User commands. | |
19 | */ | |
20 | ||
d702437a KS |
21 | /* |
22 | * Print the current active headings. | |
f75dd1e5 | 23 | * Don't change dot if invoker didn't give an argument. |
d702437a KS |
24 | */ |
25 | ||
26 | static int screen; | |
27 | ||
a0d23834 | 28 | int |
d702437a KS |
29 | headers(msgvec) |
30 | int *msgvec; | |
31 | { | |
32 | register int n, mesg, flag; | |
33 | register struct message *mp; | |
1491ef97 | 34 | int size; |
d702437a | 35 | |
1491ef97 | 36 | size = screensize(); |
d702437a KS |
37 | n = msgvec[0]; |
38 | if (n != 0) | |
1491ef97 | 39 | screen = (n-1)/size; |
d702437a KS |
40 | if (screen < 0) |
41 | screen = 0; | |
1491ef97 | 42 | mp = &message[screen * size]; |
d702437a | 43 | if (mp >= &message[msgCount]) |
1491ef97 | 44 | mp = &message[msgCount - size]; |
d702437a KS |
45 | if (mp < &message[0]) |
46 | mp = &message[0]; | |
47 | flag = 0; | |
48 | mesg = mp - &message[0]; | |
f75dd1e5 KS |
49 | if (dot != &message[n-1]) |
50 | dot = mp; | |
d702437a KS |
51 | for (; mp < &message[msgCount]; mp++) { |
52 | mesg++; | |
53 | if (mp->m_flag & MDELETED) | |
54 | continue; | |
1491ef97 | 55 | if (flag++ >= size) |
d702437a KS |
56 | break; |
57 | printhead(mesg); | |
d702437a KS |
58 | } |
59 | if (flag == 0) { | |
60 | printf("No more mail.\n"); | |
61 | return(1); | |
62 | } | |
63 | return(0); | |
64 | } | |
65 | ||
66 | /* | |
67 | * Scroll to the next/previous screen | |
68 | */ | |
a0d23834 | 69 | int |
d702437a KS |
70 | scroll(arg) |
71 | char arg[]; | |
72 | { | |
1491ef97 | 73 | register int s, size; |
d702437a KS |
74 | int cur[1]; |
75 | ||
76 | cur[0] = 0; | |
1491ef97 | 77 | size = screensize(); |
d702437a KS |
78 | s = screen; |
79 | switch (*arg) { | |
80 | case 0: | |
81 | case '+': | |
82 | s++; | |
1491ef97 | 83 | if (s * size > msgCount) { |
d702437a KS |
84 | printf("On last screenful of messages\n"); |
85 | return(0); | |
86 | } | |
87 | screen = s; | |
88 | break; | |
89 | ||
90 | case '-': | |
91 | if (--s < 0) { | |
92 | printf("On first screenful of messages\n"); | |
93 | return(0); | |
94 | } | |
95 | screen = s; | |
96 | break; | |
97 | ||
98 | default: | |
99 | printf("Unrecognized scrolling command \"%s\"\n", arg); | |
100 | return(1); | |
101 | } | |
102 | return(headers(cur)); | |
103 | } | |
104 | ||
1491ef97 | 105 | /* |
828615a1 | 106 | * Compute screen size. |
1491ef97 | 107 | */ |
a0d23834 | 108 | int |
1491ef97 KS |
109 | screensize() |
110 | { | |
828615a1 EW |
111 | int s; |
112 | char *cp; | |
113 | ||
114 | if ((cp = value("screen")) != NOSTR && (s = atoi(cp)) > 0) | |
115 | return s; | |
116 | return screenheight - 4; | |
1491ef97 | 117 | } |
d702437a KS |
118 | |
119 | /* | |
120 | * Print out the headlines for each message | |
121 | * in the passed message list. | |
122 | */ | |
a0d23834 | 123 | int |
d702437a KS |
124 | from(msgvec) |
125 | int *msgvec; | |
126 | { | |
127 | register int *ip; | |
128 | ||
f674e088 | 129 | for (ip = msgvec; *ip != NULL; ip++) |
d702437a | 130 | printhead(*ip); |
d702437a KS |
131 | if (--ip >= msgvec) |
132 | dot = &message[*ip - 1]; | |
133 | return(0); | |
134 | } | |
135 | ||
136 | /* | |
137 | * Print out the header of a specific message. | |
138 | * This is a slight improvement to the standard one. | |
139 | */ | |
a0d23834 | 140 | void |
d702437a | 141 | printhead(mesg) |
a0d23834 | 142 | int mesg; |
d702437a KS |
143 | { |
144 | struct message *mp; | |
2d7425cf | 145 | char headline[LINESIZE], wcount[LINESIZE], *subjline, dispc, curind; |
d702437a | 146 | char pbuf[BUFSIZ]; |
d702437a | 147 | struct headline hl; |
828615a1 | 148 | int subjlen; |
d3dde041 | 149 | char *name; |
d702437a KS |
150 | |
151 | mp = &message[mesg-1]; | |
38ed7007 | 152 | (void) readline(setinput(mp), headline, LINESIZE); |
828615a1 | 153 | if ((subjline = hfield("subject", mp)) == NOSTR) |
d702437a | 154 | subjline = hfield("subj", mp); |
d702437a KS |
155 | /* |
156 | * Bletch! | |
157 | */ | |
f75dd1e5 | 158 | curind = dot == mp ? '>' : ' '; |
d702437a KS |
159 | dispc = ' '; |
160 | if (mp->m_flag & MSAVED) | |
161 | dispc = '*'; | |
162 | if (mp->m_flag & MPRESERVE) | |
163 | dispc = 'P'; | |
5bfbbe88 | 164 | if ((mp->m_flag & (MREAD|MNEW)) == MNEW) |
f4d36a07 | 165 | dispc = 'N'; |
5bfbbe88 KS |
166 | if ((mp->m_flag & (MREAD|MNEW)) == 0) |
167 | dispc = 'U'; | |
f2230dfd KS |
168 | if (mp->m_flag & MBOX) |
169 | dispc = 'M'; | |
d702437a | 170 | parse(headline, &hl, pbuf); |
d3dde041 | 171 | sprintf(wcount, "%3d/%-5ld", mp->m_lines, mp->m_size); |
828615a1 | 172 | subjlen = screenwidth - 50 - strlen(wcount); |
d3dde041 EW |
173 | name = value("show-rcpt") != NOSTR ? |
174 | skin(hfield("to", mp)) : nameof(mp, 0); | |
828615a1 EW |
175 | if (subjline == NOSTR || subjlen < 0) /* pretty pathetic */ |
176 | printf("%c%c%3d %-20.20s %16.16s %s\n", | |
d3dde041 | 177 | curind, dispc, mesg, name, hl.l_date, wcount); |
d702437a | 178 | else |
828615a1 | 179 | printf("%c%c%3d %-20.20s %16.16s %s \"%.*s\"\n", |
d3dde041 | 180 | curind, dispc, mesg, name, hl.l_date, wcount, |
828615a1 | 181 | subjlen, subjline); |
d702437a KS |
182 | } |
183 | ||
184 | /* | |
185 | * Print out the value of dot. | |
186 | */ | |
a0d23834 | 187 | int |
d702437a KS |
188 | pdot() |
189 | { | |
190 | printf("%d\n", dot - &message[0] + 1); | |
191 | return(0); | |
192 | } | |
193 | ||
194 | /* | |
195 | * Print out all the possible commands. | |
196 | */ | |
a0d23834 | 197 | int |
d702437a KS |
198 | pcmdlist() |
199 | { | |
200 | register struct cmd *cp; | |
201 | register int cc; | |
202 | extern struct cmd cmdtab[]; | |
203 | ||
204 | printf("Commands are:\n"); | |
205 | for (cc = 0, cp = cmdtab; cp->c_name != NULL; cp++) { | |
206 | cc += strlen(cp->c_name) + 2; | |
207 | if (cc > 72) { | |
208 | printf("\n"); | |
209 | cc = strlen(cp->c_name) + 2; | |
210 | } | |
211 | if ((cp+1)->c_name != NOSTR) | |
212 | printf("%s, ", cp->c_name); | |
213 | else | |
214 | printf("%s\n", cp->c_name); | |
215 | } | |
216 | return(0); | |
217 | } | |
218 | ||
b041ccec S |
219 | /* |
220 | * Paginate messages, honor ignored fields. | |
221 | */ | |
a0d23834 | 222 | int |
b041ccec S |
223 | more(msgvec) |
224 | int *msgvec; | |
225 | { | |
226 | return (type1(msgvec, 1, 1)); | |
227 | } | |
228 | ||
229 | /* | |
230 | * Paginate messages, even printing ignored fields. | |
231 | */ | |
a0d23834 | 232 | int |
b041ccec S |
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 | */ |
a0d23834 | 243 | int |
15bff4bb KS |
244 | type(msgvec) |
245 | int *msgvec; | |
246 | { | |
d702437a | 247 | |
b041ccec | 248 | return(type1(msgvec, 1, 0)); |
15bff4bb KS |
249 | } |
250 | ||
251 | /* | |
252 | * Type out messages, even printing ignored fields. | |
253 | */ | |
a0d23834 | 254 | int |
15bff4bb KS |
255 | Type(msgvec) |
256 | int *msgvec; | |
257 | { | |
258 | ||
b041ccec | 259 | return(type1(msgvec, 0, 0)); |
15bff4bb KS |
260 | } |
261 | ||
262 | /* | |
263 | * Type out the messages requested. | |
264 | */ | |
740867ff | 265 | jmp_buf pipestop; |
a0d23834 | 266 | int |
b041ccec | 267 | type1(msgvec, doign, page) |
d702437a | 268 | int *msgvec; |
a0d23834 | 269 | int doign, page; |
d702437a KS |
270 | { |
271 | register *ip; | |
272 | register struct message *mp; | |
740867ff | 273 | register char *cp; |
828615a1 | 274 | int nlines; |
828615a1 | 275 | FILE *obuf; |
740867ff KS |
276 | |
277 | obuf = stdout; | |
07b0d286 EW |
278 | if (setjmp(pipestop)) |
279 | goto close_pipe; | |
686f6134 EW |
280 | if (value("interactive") != NOSTR && |
281 | (page || (cp = value("crt")) != NOSTR)) { | |
2d7425cf | 282 | nlines = 0; |
b041ccec | 283 | if (!page) { |
b041ccec S |
284 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) |
285 | nlines += message[*ip - 1].m_lines; | |
286 | } | |
d56fd190 | 287 | if (page || nlines > (*cp ? atoi(cp) : realscreenheight)) { |
2d7425cf S |
288 | cp = value("PAGER"); |
289 | if (cp == NULL || *cp == '\0') | |
435e8dff | 290 | cp = _PATH_MORE; |
d96977db | 291 | obuf = Popen(cp, "w"); |
740867ff | 292 | if (obuf == NULL) { |
2d7425cf | 293 | perror(cp); |
740867ff | 294 | obuf = stdout; |
07b0d286 | 295 | } else |
828615a1 | 296 | signal(SIGPIPE, brokpipe); |
740867ff KS |
297 | } |
298 | } | |
828615a1 | 299 | for (ip = msgvec; *ip && ip - msgvec < msgCount; ip++) { |
470c33f3 EW |
300 | mp = &message[*ip - 1]; |
301 | touch(mp); | |
d702437a | 302 | dot = mp; |
828615a1 | 303 | if (value("quiet") == NOSTR) |
470c33f3 | 304 | fprintf(obuf, "Message %d:\n", *ip); |
2de8fc95 | 305 | (void) send(mp, obuf, doign ? ignore : 0, NOSTR); |
740867ff | 306 | } |
07b0d286 | 307 | close_pipe: |
740867ff | 308 | if (obuf != stdout) { |
07b0d286 EW |
309 | /* |
310 | * Ignore SIGPIPE so it can't cause a duplicate close. | |
311 | */ | |
312 | signal(SIGPIPE, SIG_IGN); | |
d96977db | 313 | Pclose(obuf); |
07b0d286 | 314 | signal(SIGPIPE, SIG_DFL); |
d702437a KS |
315 | } |
316 | return(0); | |
317 | } | |
318 | ||
740867ff KS |
319 | /* |
320 | * Respond to a broken pipe signal -- | |
07b0d286 | 321 | * probably caused by quitting more. |
740867ff | 322 | */ |
a6714963 | 323 | void |
a0d23834 KB |
324 | brokpipe(signo) |
325 | int signo; | |
740867ff | 326 | { |
fc3f7633 | 327 | longjmp(pipestop, 1); |
740867ff KS |
328 | } |
329 | ||
d702437a KS |
330 | /* |
331 | * Print the top so many lines of each desired message. | |
332 | * The number of lines is taken from the variable "toplines" | |
333 | * and defaults to 5. | |
334 | */ | |
a0d23834 | 335 | int |
d702437a KS |
336 | top(msgvec) |
337 | int *msgvec; | |
338 | { | |
339 | register int *ip; | |
340 | register struct message *mp; | |
d702437a KS |
341 | int c, topl, lines, lineb; |
342 | char *valtop, linebuf[LINESIZE]; | |
343 | FILE *ibuf; | |
344 | ||
345 | topl = 5; | |
346 | valtop = value("toplines"); | |
347 | if (valtop != NOSTR) { | |
348 | topl = atoi(valtop); | |
349 | if (topl < 0 || topl > 10000) | |
350 | topl = 5; | |
351 | } | |
352 | lineb = 1; | |
353 | for (ip = msgvec; *ip && ip-msgvec < msgCount; ip++) { | |
470c33f3 EW |
354 | mp = &message[*ip - 1]; |
355 | touch(mp); | |
d702437a KS |
356 | dot = mp; |
357 | if (value("quiet") == NOSTR) | |
470c33f3 | 358 | printf("Message %d:\n", *ip); |
d702437a KS |
359 | ibuf = setinput(mp); |
360 | c = mp->m_lines; | |
361 | if (!lineb) | |
362 | printf("\n"); | |
363 | for (lines = 0; lines < c && lines <= topl; lines++) { | |
38ed7007 | 364 | if (readline(ibuf, linebuf, LINESIZE) < 0) |
d702437a KS |
365 | break; |
366 | puts(linebuf); | |
367 | lineb = blankline(linebuf); | |
368 | } | |
369 | } | |
370 | return(0); | |
371 | } | |
372 | ||
373 | /* | |
374 | * Touch all the given messages so that they will | |
375 | * get mboxed. | |
376 | */ | |
a0d23834 | 377 | int |
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 | */ | |
a0d23834 | 394 | int |
f2230dfd KS |
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 | */ | |
a0d23834 | 411 | int |
2470b1d8 KS |
412 | folders() |
413 | { | |
828615a1 | 414 | char dirname[BUFSIZ]; |
d33aa50d | 415 | char *cmd; |
2470b1d8 | 416 | |
a5bfa0a3 KS |
417 | if (getfold(dirname) < 0) { |
418 | printf("No value set for \"folder\"\n"); | |
2ee3bce2 | 419 | return 1; |
2470b1d8 | 420 | } |
d33aa50d EW |
421 | if ((cmd = value("LISTER")) == NOSTR) |
422 | cmd = "ls"; | |
a0d23834 | 423 | (void) run_command(cmd, 0, -1, -1, dirname, NOSTR, NOSTR); |
d33aa50d | 424 | return 0; |
2470b1d8 | 425 | } |