init.c 45.2 KB
Newer Older
Thomas Roessler's avatar
Thomas Roessler committed
1
/*
2
 * Copyright (C) 1996-2000 Michael R. Elkins <[email protected]>
Thomas Roessler's avatar
Thomas Roessler committed
3 4 5 6 7 8 9 10 11 12 13 14 15
 * 
 *     This program is free software; you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation; either version 2 of the License, or
 *     (at your option) any later version.
 * 
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with this program; if not, write to the Free Software
16
 *     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
Thomas Roessler's avatar
Thomas Roessler committed
17 18 19
 */ 

#include "mutt.h"
Thomas Roessler's avatar
Thomas Roessler committed
20
#include "mapping.h"
Thomas Roessler's avatar
Thomas Roessler committed
21 22
#include "mutt_curses.h"
#include "mutt_regex.h"
Thomas Roessler's avatar
Thomas Roessler committed
23
#include "history.h"
24
#include "keymap.h"
25
#include "mbyte.h"
Thomas Roessler's avatar
Thomas Roessler committed
26 27


28
#ifdef HAVE_PGP
Thomas Roessler's avatar
Thomas Roessler committed
29 30 31 32
#include "pgp.h"
#endif


33
#ifdef USE_SSL
34
#include "imap.h"
35 36 37 38 39
#include "imap_socket.h"
#include "imap_ssl.h"
#endif


Thomas Roessler's avatar
Thomas Roessler committed
40 41 42 43 44 45 46 47 48 49 50 51 52

#include "mx.h"
#include "init.h"
#include "mailbox.h"

#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/utsname.h>
#include <errno.h>
#include <sys/wait.h>

53 54 55 56 57 58 59
void toggle_quadoption (int opt)
{
  int n = opt/4;
  int b = (opt % 4) * 2;

  QuadOptions[n] ^= (1 << b);
}
Thomas Roessler's avatar
Thomas Roessler committed
60 61 62

void set_quadoption (int opt, int flag)
{
63 64 65 66 67
  int n = opt/4;
  int b = (opt % 4) * 2;

  QuadOptions[n] &= ~(0x3 << b);
  QuadOptions[n] |= (flag & 0x3) << b;
Thomas Roessler's avatar
Thomas Roessler committed
68 69 70 71
}

int quadoption (int opt)
{
72 73 74 75
  int n = opt/4;
  int b = (opt % 4) * 2;

  return (QuadOptions[n] >> b) & 0x3;
Thomas Roessler's avatar
Thomas Roessler committed
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103
}

int query_quadoption (int opt, const char *prompt)
{
  int v = quadoption (opt);

  switch (v)
  {
    case M_YES:
    case M_NO:
      return (v);

    default:
      v = mutt_yesorno (prompt, (v == M_ASKYES));
      CLEARLINE (LINES - 1);
      return (v);
  }

  /* not reached */
}

/* given the variable ``s'', return the index into the rc_vars array which
   matches, or -1 if the variable is not found.  */
int mutt_option_index (char *s)
{
  int i;

  for (i = 0; MuttVars[i].option; i++)
104
    if (mutt_strcmp (s, MuttVars[i].option) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124
      return (MuttVars[i].type == DT_SYN ?  mutt_option_index ((char *) MuttVars[i].data) : i);
  return (-1);
}

static void add_char (BUFFER *buf, char ch)
{
  size_t offset;

  if (buf->dptr >= buf->data + buf->dsize)
  {
    offset = buf->dptr - buf->data;
    buf->dsize += 4;
    safe_realloc ((void **) &buf->data, buf->dsize);
    buf->dptr = buf->data + offset;
  }
  *buf->dptr++ = ch;
}

static void add_str (BUFFER *buf, const char *s)
{
125
  size_t slen = mutt_strlen (s);
Thomas Roessler's avatar
Thomas Roessler committed
126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191
  size_t offset;

  if (buf->dptr + slen > buf->data + buf->dsize)
  {
    offset = buf->dptr - buf->data;
    buf->dsize += slen;
    safe_realloc ((void **) &buf->data, buf->dsize);
    buf->dptr = buf->data + offset;
  }
  memcpy (buf->dptr, s, slen);
  buf->dptr += slen;
}

int mutt_extract_token (BUFFER *dest, BUFFER *tok, int flags)
{
  char		ch;
  char		qc = 0; /* quote char */
  char		*pc;

  /* reset the destination pointer to the beginning of the buffer */
  dest->dptr = dest->data;

  SKIPWS (tok->dptr);
  while ((ch = *tok->dptr))
  {
    if (!qc)
    {
      if ((ISSPACE (ch) && !(flags & M_TOKEN_SPACE)) ||
	  (ch == '#' && !(flags & M_TOKEN_COMMENT)) ||
	  (ch == '=' && (flags & M_TOKEN_EQUAL)) ||
	  (ch == ';' && !(flags & M_TOKEN_SEMICOLON)) ||
	  ((flags & M_TOKEN_PATTERN) && strchr ("~!|", ch)))
	break;
    }

    tok->dptr++;

    if (ch == qc)
      qc = 0; /* end of quote */
    else if (!qc && (ch == '\'' || ch == '"') && !(flags & M_TOKEN_QUOTE))
      qc = ch;
    else if (ch == '\\' && qc != '\'')
    {
      switch (ch = *tok->dptr++)
      {
	case 'c':
	case 'C':
	  add_char (dest, (toupper (*tok->dptr) - '@') & 0x7f);
	  tok->dptr++;
	  break;
	case 'r':
	  add_char (dest, '\r');
	  break;
	case 'n':
	  add_char (dest, '\n');
	  break;
	case 't':
	  add_char (dest, '\t');
	  break;
	case 'f':
	  add_char (dest, '\f');
	  break;
	case 'e':
	  add_char (dest, '\033');
	  break;
	default:
Thomas Roessler's avatar
Thomas Roessler committed
192 193 194
	  if (isdigit ((unsigned char) ch) &&
	      isdigit ((unsigned char) *tok->dptr) &&
	      isdigit ((unsigned char) *(tok->dptr + 1)))
Thomas Roessler's avatar
Thomas Roessler committed
195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210
	  {

	    add_char (dest, (ch << 6) + (*tok->dptr << 3) + *(tok->dptr + 1) - 3504);
	    tok->dptr += 2;
	  }
	  else
	    add_char (dest, ch);
      }
    }
    else if (ch == '^' && (flags & M_TOKEN_CONDENSE))
    {
      ch = *tok->dptr++;
      if (ch == '^')
	add_char (dest, ch);
      else if (ch == '[')
	add_char (dest, '\033');
Thomas Roessler's avatar
Thomas Roessler committed
211
      else if (isalpha ((unsigned char) ch))
Thomas Roessler's avatar
Thomas Roessler committed
212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261
	add_char (dest, toupper (ch) - '@');
      else
      {
	add_char (dest, '^');
	add_char (dest, ch);
      }
    }
    else if (ch == '`' && (!qc || qc == '"'))
    {
      FILE	*fp;
      pid_t	pid;
      char	*cmd, *ptr;
      size_t	expnlen;
      BUFFER	expn;
      int	line = 0;

      pc = tok->dptr;
      do {
	if ((pc = strpbrk (pc, "\\`")))
	{
	  /* skip any quoted chars */
	  if (*pc == '\\')
	    pc += 2;
	}
      } while (pc && *pc != '`');
      if (!pc)
      {
	dprint (1, (debugfile, "mutt_get_token: mismatched backtics\n"));
	return (-1);
      }
      cmd = mutt_substrdup (tok->dptr, pc);
      if ((pid = mutt_create_filter (cmd, NULL, &fp, NULL)) < 0)
      {
	dprint (1, (debugfile, "mutt_get_token: unable to fork command: %s", cmd));
	return (-1);
      }
      FREE (&cmd);

      tok->dptr = pc + 1;

      /* read line */
      memset (&expn, 0, sizeof (expn));
      expn.data = mutt_read_line (NULL, &expn.dsize, fp, &line);
      fclose (fp);
      mutt_wait_filter (pid);

      /* if we got output, make a new string consiting of the shell ouptput
	 plus whatever else was left on the original line */
      if (expn.data)
      {
262 263
	expnlen = mutt_strlen (expn.data);
	tok->dsize = expnlen + mutt_strlen (tok->dptr) + 1;
Thomas Roessler's avatar
Thomas Roessler committed
264 265 266 267 268 269 270 271 272 273 274 275
	ptr = safe_malloc (tok->dsize);
	memcpy (ptr, expn.data, expnlen);
	strcpy (ptr + expnlen, tok->dptr);
	if (tok->destroy)
	  FREE (&tok->data);
	tok->data = ptr;
	tok->dptr = ptr;
	tok->destroy = 1; /* mark that the caller should destroy this data */
	ptr = NULL;
	FREE (&expn.data);
      }
    }
Thomas Roessler's avatar
Thomas Roessler committed
276
    else if (ch == '$' && (!qc || qc == '"') && (*tok->dptr == '{' || isalpha ((unsigned char) *tok->dptr)))
Thomas Roessler's avatar
Thomas Roessler committed
277 278 279 280 281 282 283 284 285 286 287 288 289 290
    {
      char *env, *var;

      if (*tok->dptr == '{')
      {
	tok->dptr++;
	if ((pc = strchr (tok->dptr, '}')))
	{
	  var = mutt_substrdup (tok->dptr, pc);
	  tok->dptr = pc + 1;
	}
      }
      else
      {
Thomas Roessler's avatar
Thomas Roessler committed
291
	for (pc = tok->dptr; isalpha ((unsigned char) *pc) || *pc == '_'; pc++)
Thomas Roessler's avatar
Thomas Roessler committed
292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307
	  ;
	var = mutt_substrdup (tok->dptr, pc);
	tok->dptr = pc;
      }
      if ((env = getenv (var)))
	add_str (dest, env);
      FREE (&var);
    }
    else
      add_char (dest, ch);
  }
  add_char (dest, 0); /* terminate the string */
  SKIPWS (tok->dptr);
  return 0;
}

308
static void add_to_list (LIST **list, const char *str)
Thomas Roessler's avatar
Thomas Roessler committed
309 310 311
{
  LIST *t, *last = NULL;

312 313
  /* check to make sure the item is not already on this list */
  for (last = *list; last; last = last->next)
Thomas Roessler's avatar
Thomas Roessler committed
314
  {
315
    if (mutt_strcasecmp (str, last->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
316
    {
317 318 319
      /* already on the list, so just ignore it */
      last = NULL;
      break;
Thomas Roessler's avatar
Thomas Roessler committed
320
    }
321 322 323
    if (!last->next)
      break;
  }
Thomas Roessler's avatar
Thomas Roessler committed
324

325 326 327 328 329
  if (!*list || last)
  {
    t = (LIST *) safe_calloc (1, sizeof (LIST));
    t->data = safe_strdup (str);
    if (last)
Thomas Roessler's avatar
Thomas Roessler committed
330
    {
331 332
      last->next = t;
      last = last->next;
Thomas Roessler's avatar
Thomas Roessler committed
333
    }
334 335
    else
      *list = last = t;
Thomas Roessler's avatar
Thomas Roessler committed
336 337 338
  }
}

339
static void remove_from_list (LIST **l, const char *str)
Thomas Roessler's avatar
Thomas Roessler committed
340 341 342
{
  LIST *p, *last = NULL;

343 344 345
  if (mutt_strcmp ("*", str) == 0)
    mutt_free_list (l);    /* ``unCMD *'' means delete all current entries */
  else
Thomas Roessler's avatar
Thomas Roessler committed
346
  {
347 348 349
    p = *l;
    last = NULL;
    while (p)
Thomas Roessler's avatar
Thomas Roessler committed
350
    {
351
      if (mutt_strcasecmp (str, p->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
352
      {
353 354 355
	safe_free ((void **) &p->data);
	if (last)
	  last->next = p->next;
Thomas Roessler's avatar
Thomas Roessler committed
356
	else
357 358 359 360 361 362 363
	  (*l) = p->next;
	safe_free ((void **) &p);
      }
      else
      {
	last = p;
	p = p->next;
Thomas Roessler's avatar
Thomas Roessler committed
364 365 366 367 368 369 370
      }
    }
  }
}

static int parse_unignore (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
371 372 373
  do
  {
    mutt_extract_token (buf, s, 0);
374 375 376 377 378

    /* don't add "*" to the unignore list */
    if (strcmp (buf->data, "*")) 
      add_to_list (&UnIgnore, buf->data);

379 380 381 382
    remove_from_list (&Ignore, buf->data);
  }
  while (MoreArgs (s));

Thomas Roessler's avatar
Thomas Roessler committed
383 384 385 386 387
  return 0;
}

static int parse_ignore (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
388 389 390 391 392 393 394 395
  do
  {
    mutt_extract_token (buf, s, 0);
    remove_from_list (&UnIgnore, buf->data);
    add_to_list (&Ignore, buf->data);
  }
  while (MoreArgs (s));

Thomas Roessler's avatar
Thomas Roessler committed
396 397 398 399 400
  return 0;
}

static int parse_list (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
401 402 403 404 405 406 407
  do
  {
    mutt_extract_token (buf, s, 0);
    add_to_list ((LIST **) data, buf->data);
  }
  while (MoreArgs (s));

Thomas Roessler's avatar
Thomas Roessler committed
408 409 410 411 412
  return 0;
}

static int parse_unlist (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
413 414 415 416 417 418 419
  do
  {
    mutt_extract_token (buf, s, 0);
    remove_from_list ((LIST **) data, buf->data);
  }
  while (MoreArgs (s));

Thomas Roessler's avatar
Thomas Roessler committed
420 421 422
  return 0;
}

423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449

static int parse_unlists (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  do
  {
    mutt_extract_token (buf, s, 0);
    remove_from_list (&MailLists, buf->data);
    remove_from_list (&SubscribedLists, buf->data);
  }
  while (MoreArgs (s));

  return 0;
}

static int parse_subscribe (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  do
  {
    mutt_extract_token (buf, s, 0);
    add_to_list (&MailLists, buf->data);
    add_to_list (&SubscribedLists, buf->data);
  }
  while (MoreArgs (s));

  return 0;
}
  
Thomas Roessler's avatar
Thomas Roessler committed
450 451 452 453 454 455 456 457 458 459 460
static int parse_unalias (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  ALIAS *tmp, *last = NULL;

  do
  {
    mutt_extract_token (buf, s, 0);

    tmp = Aliases;
    for (tmp = Aliases; tmp; tmp = tmp->next)
    {
461
      if (mutt_strcasecmp (buf->data, tmp->name) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486
      {
	if (last)
	  last->next = tmp->next;
	else
	  Aliases = tmp->next;
	tmp->next = NULL;
	mutt_free_alias (&tmp);
	break;
      }
      last = tmp;
    }
  }
  while (MoreArgs (s));
  return 0;
}

static int parse_alias (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  ALIAS *tmp = Aliases;
  ALIAS *last = NULL;
  char *p;
  size_t len;

  if ((p = strpbrk (s->dptr, " \t")) == NULL)
  {
487
    strfcpy (err->data, _("alias: no address"), err->dsize);
Thomas Roessler's avatar
Thomas Roessler committed
488 489 490 491 492 493 494 495
    return (-1);
  }

  len = p - s->dptr;

  /* check to see if an alias with this name already exists */
  for (; tmp; tmp = tmp->next)
  {
496
    if (!mutt_strncasecmp (tmp->name, s->dptr, len) && *(tmp->name + len) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515
      break;
    last = tmp;
  }

  if (!tmp)
  {
    /* create a new alias */
    tmp = (ALIAS *) safe_calloc (1, sizeof (ALIAS));
    tmp->name = safe_malloc (len + 1);
    memcpy (tmp->name, s->dptr, len);
    tmp->name[len] = 0;
  }
  else
  {
    /* override the previous value */
    rfc822_free_address (&tmp->addr);
  }
  s->dptr = p;

516
  mutt_extract_token (buf, s, M_TOKEN_QUOTE | M_TOKEN_SPACE | M_TOKEN_SEMICOLON);
Thomas Roessler's avatar
Thomas Roessler committed
517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535
  tmp->addr = mutt_parse_adrlist (tmp->addr, buf->data);
  if (last)
    last->next = tmp;
  else
    Aliases = tmp;
  return 0;
}

static int
parse_unmy_hdr (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  LIST *last = NULL;
  LIST *tmp = UserHeader;
  LIST *ptr;
  size_t l;

  do
  {
    mutt_extract_token (buf, s, 0);
536
    if (mutt_strcmp ("*", buf->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
537 538 539 540 541 542
      mutt_free_list (&UserHeader);
    else
    {
      tmp = UserHeader;
      last = NULL;

543
      l = mutt_strlen (buf->data);
Thomas Roessler's avatar
Thomas Roessler committed
544 545 546 547 548
      if (buf->data[l - 1] == ':')
	l--;

      while (tmp)
      {
549
	if (mutt_strncasecmp (buf->data, tmp->data, l) == 0 && tmp->data[l] == ':')
Thomas Roessler's avatar
Thomas Roessler committed
550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580
	{
	  ptr = tmp;
	  if (last)
	    last->next = tmp->next;
	  else
	    UserHeader = tmp->next;
	  tmp = tmp->next;
	  ptr->next = NULL;
	  mutt_free_list (&ptr);
	}
	else
	{
	  last = tmp;
	  tmp = tmp->next;
	}
      }
    }
  }
  while (MoreArgs (s));
  return 0;
}

static int parse_my_hdr (BUFFER *buf, BUFFER *s, unsigned long data, BUFFER *err)
{
  LIST *tmp;
  size_t keylen;
  char *p;

  mutt_extract_token (buf, s, M_TOKEN_SPACE | M_TOKEN_QUOTE);
  if ((p = strpbrk (buf->data, ": \t")) == NULL || *p != ':')
  {
581
    strfcpy (err->data, _("invalid header field"), err->dsize);
Thomas Roessler's avatar
Thomas Roessler committed
582 583 584 585 586 587 588 589 590
    return (-1);
  }
  keylen = p - buf->data + 1;

  if (UserHeader)
  {
    for (tmp = UserHeader; ; tmp = tmp->next)
    {
      /* see if there is already a field by this name */
591
      if (mutt_strncasecmp (buf->data, tmp->data, keylen) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619
      {
	/* replace the old value */
	safe_free ((void **) &tmp->data);
	tmp->data = buf->data;
	memset (buf, 0, sizeof (BUFFER));
	return 0;
      }
      if (!tmp->next)
	break;
    }
    tmp->next = mutt_new_list ();
    tmp = tmp->next;
  }
  else
  {
    tmp = mutt_new_list ();
    UserHeader = tmp;
  }
  tmp->data = buf->data;
  memset (buf, 0, sizeof (BUFFER));
  return 0;
}

static int
parse_sort (short *val, const char *s, const struct mapping_t *map, BUFFER *err)
{
  int i, flags = 0;

620
  if (mutt_strncmp ("reverse-", s, 8) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
621 622 623 624 625
  {
    s += 8;
    flags = SORT_REVERSE;
  }
  
626
  if (mutt_strncmp ("last-", s, 5) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
627 628 629 630 631 632 633
  {
    s += 5;
    flags |= SORT_LAST;
  }

  if ((i = mutt_getvaluebyname (s, map)) == -1)
  {
634
    snprintf (err->data, err->dsize, _("%s: unknown sorting method"), s);
Thomas Roessler's avatar
Thomas Roessler committed
635 636 637 638 639 640 641 642
    return (-1);
  }

  *val = i | flags;

  return 0;
}

643 644 645 646 647
static void mutt_set_default (struct option_t *p)
{
  switch (p->type & DT_MASK)
  {
    case DT_STR:
648
      if (!p->init && *((char **) p->data))
649 650 651
        p->init = (unsigned long) safe_strdup (* ((char **) p->data));
      break;
    case DT_PATH:
652
      if (!p->init && *((char **) p->data))
653 654 655 656 657 658 659
      {
	char *cp = safe_strdup (*((char **) p->data));
	mutt_pretty_mailbox (cp);
        p->init = (unsigned long) cp;
      }
      break;
    case DT_ADDR:
660
      if (!p->init && *((ADDRESS **) p->data))
661 662 663 664 665 666 667 668 669
      {
	char tmp[HUGE_STRING];
	rfc822_write_address (tmp, sizeof (tmp), *((ADDRESS **) p->data));
	p->init = (unsigned long) safe_strdup (tmp);
      }
      break;
    case DT_RX:
    {
      REGEXP *pp = (REGEXP *) p->data;
670
      if (!p->init && pp->pattern)
671 672 673 674 675 676
	p->init = (unsigned long) safe_strdup (pp->pattern);
      break;
    }
  }
}

Thomas Roessler's avatar
Thomas Roessler committed
677 678 679 680 681 682
static void mutt_restore_default (struct option_t *p)
{
  switch (p->type & DT_MASK)
  {
    case DT_STR:
      if (p->init)
683
	mutt_str_replace ((char **) p->data, (char *) p->init); 
Thomas Roessler's avatar
Thomas Roessler committed
684 685 686 687 688 689 690 691
      break;
    case DT_PATH:
      if (p->init)
      {
	char path[_POSIX_PATH_MAX];

	strfcpy (path, (char *) p->init, sizeof (path));
	mutt_expand_path (path, sizeof (path));
692
	mutt_str_replace ((char **) p->data, path);
Thomas Roessler's avatar
Thomas Roessler committed
693 694
      }
      break;
695 696 697 698 699 700 701
    case DT_ADDR:
      if (p->init)
      {
	rfc822_free_address ((ADDRESS **) p->data);
	*((ADDRESS **) p->data) = rfc822_parse_adrlist (NULL, (char *) p->init);
      }
      break;
Thomas Roessler's avatar
Thomas Roessler committed
702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718
    case DT_BOOL:
      if (p->init)
	set_option (p->data);
      else
	unset_option (p->data);
      break;
    case DT_QUAD:
      set_quadoption (p->data, p->init);
      break;
    case DT_NUM:
    case DT_SORT:
    case DT_MAGIC:
      *((short *) p->data) = p->init;
      break;
    case DT_RX:
      {
	REGEXP *pp = (REGEXP *) p->data;
Thomas Roessler's avatar
Thomas Roessler committed
719 720
	int flags = 0;

Thomas Roessler's avatar
Thomas Roessler committed
721
	FREE (&pp->pattern);
Thomas Roessler's avatar
Thomas Roessler committed
722 723 724 725 726
	if (pp->rx)
	{
	  regfree (pp->rx);
	  FREE (&pp->rx);
	}
727

Thomas Roessler's avatar
Thomas Roessler committed
728 729
	if (p->init)
	{
Thomas Roessler's avatar
Thomas Roessler committed
730 731 732
	  char *s = (char *) p->init;

	  pp->rx = safe_calloc (1, sizeof (regex_t));
Thomas Roessler's avatar
Thomas Roessler committed
733
	  pp->pattern = safe_strdup ((char *) p->init);
734
	  if (mutt_strcmp (p->option, "alternates") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
735
	    flags |= REG_ICASE;
736
	  else if (mutt_strcmp (p->option, "mask") != 0)
Thomas Roessler's avatar
Thomas Roessler committed
737
	    flags |= mutt_which_case ((const char *) p->init);
738
	  if (mutt_strcmp (p->option, "mask") == 0 && *s == '!')
Thomas Roessler's avatar
Thomas Roessler committed
739 740 741 742 743
	  {
	    s++;
	    pp->not = 1;
	  }
	  if (REGCOMP (pp->rx, s, flags) != 0)
Thomas Roessler's avatar
Thomas Roessler committed
744
	  {
745
	    fprintf (stderr, _("mutt_restore_default: error in regexp: %s\n"),
Thomas Roessler's avatar
Thomas Roessler committed
746
		     pp->pattern);
Thomas Roessler's avatar
Thomas Roessler committed
747 748 749
	    FREE (&pp->pattern);
	    regfree (pp->rx);
	    FREE (&pp->rx);
Thomas Roessler's avatar
Thomas Roessler committed
750 751 752 753 754
	  }
	}
      }
      break;
  }
755

Thomas Roessler's avatar
Thomas Roessler committed
756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783
  if (p->flags & R_INDEX)
    set_option (OPTFORCEREDRAWINDEX);
  if (p->flags & R_PAGER)
    set_option (OPTFORCEREDRAWPAGER);
  if (p->flags & R_RESORT_SUB)
    set_option (OPTSORTSUBTHREADS);
  if (p->flags & R_RESORT)
    set_option (OPTNEEDRESORT);
}

static int parse_set (BUFFER *tmp, BUFFER *s, unsigned long data, BUFFER *err)
{
  int idx, query, unset, inv, reset, r = 0;
  char *p, scratch[_POSIX_PATH_MAX];

  while (MoreArgs (s))
  {
    /* reset state variables */
    query = 0;
    unset = data & M_SET_UNSET;
    inv = data & M_SET_INV;
    reset = data & M_SET_RESET;

    if (*s->dptr == '?')
    {
      query = 1;
      s->dptr++;
    }
784
    else if (mutt_strncmp ("no", s->dptr, 2) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
785 786 787 788
    {
      s->dptr += 2;
      unset = !unset;
    }
789
    else if (mutt_strncmp ("inv", s->dptr, 3) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
790 791 792 793 794 795 796 797 798 799 800 801 802 803
    {
      s->dptr += 3;
      inv = !inv;
    }
    else if (*s->dptr == '&')
    {
      reset = 1;
      s->dptr++;
    }

    /* get the variable name */
    mutt_extract_token (tmp, s, M_TOKEN_EQUAL);

    if ((idx = mutt_option_index (tmp->data)) == -1 &&
804
	!(reset && !mutt_strcmp ("all", tmp->data)))
Thomas Roessler's avatar
Thomas Roessler committed
805
    {
806
      snprintf (err->data, err->dsize, _("%s: unknown variable"), tmp->data);
Thomas Roessler's avatar
Thomas Roessler committed
807 808 809 810 811 812 813 814
      return (-1);
    }
    SKIPWS (s->dptr);

    if (reset)
    {
      if (query || unset || inv)
      {
815
	snprintf (err->data, err->dsize, _("prefix is illegal with reset"));
Thomas Roessler's avatar
Thomas Roessler committed
816 817 818 819 820
	return (-1);
      }

      if (s && *s->dptr == '=')
      {
821
	snprintf (err->data, err->dsize, _("value is illegal with reset"));
Thomas Roessler's avatar
Thomas Roessler committed
822 823 824
	return (-1);
      }
     
825
      if (!mutt_strcmp ("all", tmp->data))
Thomas Roessler's avatar
Thomas Roessler committed
826 827 828 829 830 831 832 833 834 835 836 837
      {
	for (idx = 0; MuttVars[idx].option; idx++)
	  mutt_restore_default (&MuttVars[idx]);
	return 0;
      }
      else
	mutt_restore_default (&MuttVars[idx]);
    } 
    else if (DTYPE (MuttVars[idx].type) == DT_BOOL)
    { 
      if (s && *s->dptr == '=')
      {
Thomas Roessler's avatar
Thomas Roessler committed
838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854
	if (unset || inv || query)
	{
	  snprintf (err->data, err->dsize, "Usage: set variable=yes|no");
	  return (-1);
	}

	s->dptr++;
	mutt_extract_token (tmp, s, 0);
	if (mutt_strcasecmp ("yes", tmp->data) == 0)
	  unset = inv = 0;
	else if (mutt_strcasecmp ("no", tmp->data) == 0)
	  unset = 1;
	else
	{
	  snprintf (err->data, err->dsize, "Usage: set variable=yes|no");
	  return (-1);
	}
Thomas Roessler's avatar
Thomas Roessler committed
855 856 857 858
      }

      if (query)
      {
859 860
	snprintf (err->data, err->dsize, option (MuttVars[idx].data)
			? _("%s is set") : _("%s is unset"), tmp->data);
Thomas Roessler's avatar
Thomas Roessler committed
861 862 863 864 865 866 867 868 869 870 871
	return 0;
      }

      if (unset)
	unset_option (MuttVars[idx].data);
      else if (inv)
	toggle_option (MuttVars[idx].data);
      else
	set_option (MuttVars[idx].data);
    }
    else if (DTYPE (MuttVars[idx].type) == DT_STR ||
872 873
	     DTYPE (MuttVars[idx].type) == DT_PATH ||
	     DTYPE (MuttVars[idx].type) == DT_ADDR)
Thomas Roessler's avatar
Thomas Roessler committed
874
    {
875 876 877 878 879 880 881 882
      if (unset)
      {
	if (DTYPE (MuttVars[idx].type) == DT_ADDR)
	  rfc822_free_address ((ADDRESS **) MuttVars[idx].data);
	else
	  safe_free ((void **) MuttVars[idx].data);
      }
      else if (query || *s->dptr != '=')
Thomas Roessler's avatar
Thomas Roessler committed
883
      {
884 885 886 887 888 889 890 891 892 893 894 895
	char _tmp[STRING];
	char *val = NULL;
	
	if (DTYPE (MuttVars[idx].type) == DT_ADDR)
	{
	  _tmp[0] = '\0';
	  rfc822_write_address (_tmp, sizeof (_tmp), *((ADDRESS **) MuttVars[idx].data));
	  val = _tmp;
	}
	else
	  val = *((char **) MuttVars[idx].data);
	
Thomas Roessler's avatar
Thomas Roessler committed
896 897
	/* user requested the value of this variable */
	snprintf (err->data, err->dsize, "%s=\"%s\"", MuttVars[idx].option,
898
		  NONULL (val));
Thomas Roessler's avatar
Thomas Roessler committed
899 900
	break;
      }
901 902
      else
      {
903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920
        s->dptr++;

        /* copy the value of the string */
        if (DTYPE (MuttVars[idx].type) == DT_ADDR)
	  rfc822_free_address ((ADDRESS **) MuttVars[idx].data);
        else
	  FREE (MuttVars[idx].data);

        mutt_extract_token (tmp, s, 0);
        if (DTYPE (MuttVars[idx].type) == DT_PATH)
        {
	  strfcpy (scratch, tmp->data, sizeof (scratch));
	  mutt_expand_path (scratch, sizeof (scratch));
	  *((char **) MuttVars[idx].data) = safe_strdup (scratch);
        }
        else if (DTYPE (MuttVars[idx].type) == DT_STR)
        {
	  *((char **) MuttVars[idx].data) = safe_strdup (tmp->data);
921 922
	  if (mutt_strcmp (MuttVars[idx].option, "charset") == 0)
	    mutt_set_charset (Charset);
923 924 925 926 927
        }
        else
        {
	  *((ADDRESS **) MuttVars[idx].data) = rfc822_parse_adrlist (NULL, tmp->data);
        }
928
      }
Thomas Roessler's avatar
Thomas Roessler committed
929 930 931 932 933 934 935 936 937 938 939 940 941 942 943
    }
    else if (DTYPE(MuttVars[idx].type) == DT_RX)
    {
      REGEXP *ptr = (REGEXP *) MuttVars[idx].data;
      regex_t *rx;
      int e, flags = 0;

      if (query || *s->dptr != '=')
      {
	/* user requested the value of this variable */
	snprintf (err->data, err->dsize, "%s=\"%s\"", MuttVars[idx].option,
		  NONULL (ptr->pattern));
	break;
      }

944 945
      if (option(OPTATTACHMSG) && (!mutt_strcmp(MuttVars[idx].option, "alternates")
				   || !mutt_strcmp(MuttVars[idx].option, "reply_regexp")))
946 947 948 949 950 951
      {
	snprintf (err->data, err->dsize, "Operation not permitted when in attach-message mode.");
	r = -1;
	break;
      }
      
Thomas Roessler's avatar
Thomas Roessler committed
952 953 954 955 956
      s->dptr++;

      /* copy the value of the string */
      mutt_extract_token (tmp, s, 0);

957
      if (!ptr->pattern || mutt_strcmp (ptr->pattern, tmp->data) != 0)
Thomas Roessler's avatar
Thomas Roessler committed
958
      {
Thomas Roessler's avatar
Thomas Roessler committed
959 960
	int not = 0;

Thomas Roessler's avatar
Thomas Roessler committed
961 962
	/* $alternates is case-insensitive,
	   $mask is case-sensitive */
963
	if (mutt_strcmp (MuttVars[idx].option, "alternates") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
964
	  flags |= REG_ICASE;
965
	else if (mutt_strcmp (MuttVars[idx].option, "mask") != 0)
Thomas Roessler's avatar
Thomas Roessler committed
966
	  flags |= mutt_which_case (tmp->data);
Thomas Roessler's avatar
Thomas Roessler committed
967 968

	p = tmp->data;
969
	if (mutt_strcmp (MuttVars[idx].option, "mask") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
970 971 972 973 974 975 976 977
	{
	  if (*p == '!')
	  {
	    not = 1;
	    p++;
	  }
	}
	  
Thomas Roessler's avatar
Thomas Roessler committed
978
	rx = (regex_t *) safe_malloc (sizeof (regex_t));
Thomas Roessler's avatar
Thomas Roessler committed
979
	if ((e = REGCOMP (rx, p, flags)) != 0)
Thomas Roessler's avatar
Thomas Roessler committed
980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996
	{
	  regerror (e, rx, err->data, err->dsize);
	  regfree (rx);
	  FREE (&rx);
	  break;
	}

	/* get here only if everything went smootly */
	if (ptr->pattern)
	{
	  FREE (&ptr->pattern);
	  regfree ((regex_t *) ptr->rx);
	  FREE (&ptr->rx);
	}

	ptr->pattern = safe_strdup (tmp->data);
	ptr->rx = rx;
Thomas Roessler's avatar
Thomas Roessler committed
997
	ptr->not = not;
Thomas Roessler's avatar
Thomas Roessler committed
998

999 1000
	/* $reply_regexp and $alterantes require special treatment */
	
Thomas Roessler's avatar
Thomas Roessler committed
1001
	if (Context && Context->msgcount &&
1002
	    mutt_strcmp (MuttVars[idx].option, "reply_regexp") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019
	{
	  regmatch_t pmatch[1];
	  int i;
	  
#define CUR_ENV Context->hdrs[i]->env
	  for (i = 0; i < Context->msgcount; i++)
	  {
	    if (CUR_ENV && CUR_ENV->subject)
	    {
	      CUR_ENV->real_subj = (regexec (ReplyRegexp.rx,
				    CUR_ENV->subject, 1, pmatch, 0)) ?
				    CUR_ENV->subject : 
				    CUR_ENV->subject + pmatch[0].rm_eo;
	    }
	  }
#undef CUR_ENV
	}
1020 1021
	
	if(Context && Context->msgcount &&
1022
	   mutt_strcmp(MuttVars[idx].option, "alternates") == 0)
1023 1024 1025 1026 1027 1028
	{
	  int i;
	  
	  for(i = 0; i < Context->msgcount; i++)
	    Context->hdrs[i]->recip_valid = 0;
	}
Thomas Roessler's avatar
Thomas Roessler committed
1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042
      }
    }
    else if (DTYPE(MuttVars[idx].type) == DT_MAGIC)
    {
      if (query || *s->dptr != '=')
      {
	switch (DefaultMagic)
	{
	  case M_MBOX:
	    p = "mbox";
	    break;
	  case M_MMDF:
	    p = "MMDF";
	    break;
1043 1044 1045
	  case M_KENDRA:
	    p = "KENDRA";
	    break;
Thomas Roessler's avatar
Thomas Roessler committed
1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065
	  case M_MH:
	    p = "MH";
	    break;
	  case M_MAILDIR:
	    p = "Maildir";
	    break;
	  default:
	    p = "unknown";
	    break;
	}
	snprintf (err->data, err->dsize, "%s=%s", MuttVars[idx].option, p);
	break;
      }

      s->dptr++;

      /* copy the value of the string */
      mutt_extract_token (tmp, s, 0);
      if (mx_set_magic (tmp->data))
      {
1066
	snprintf (err->data, err->dsize, _("%s: invalid mailbox type"), tmp->data);
Thomas Roessler's avatar
Thomas Roessler committed
1067 1068 1069 1070 1071 1072 1073
	r = -1;
	break;
      }
    }
    else if (DTYPE(MuttVars[idx].type) == DT_NUM)
    {
      short *ptr = (short *) MuttVars[idx].data;
1074 1075
      int val;
      char *t;
Thomas Roessler's avatar
Thomas Roessler committed
1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086

      if (query || *s->dptr != '=')
      {
	/* user requested the value of this variable */
	snprintf (err->data, err->dsize, "%s=%d", MuttVars[idx].option, *ptr);
	break;
      }

      s->dptr++;

      mutt_extract_token (tmp, s, 0);
1087 1088 1089 1090 1091 1092 1093 1094 1095 1096
      val = strtol (tmp->data, &t, 0);

      if (!*tmp->data || *t || (short) val != val)
      {
	snprintf (err->data, err->dsize, _("%s: invalid value"), tmp->data);
	r = -1;
	break;
      }
      else
	*ptr = (short) val;
Thomas Roessler's avatar
Thomas Roessler committed
1097 1098

      /* these ones need a sanity check */
1099
      if (mutt_strcmp (MuttVars[idx].option, "history") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1100 1101 1102 1103 1104
      {
	if (*ptr < 0)
	  *ptr = 0;
	mutt_init_history ();
      }
1105
      else if (mutt_strcmp (MuttVars[idx].option, "pager_index_lines") == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125
      {
	if (*ptr < 0)
	  *ptr = 0;
      }
    }
    else if (DTYPE (MuttVars[idx].type) == DT_QUAD)
    {
      if (query)
      {
	char *vals[] = { "no", "yes", "ask-no", "ask-yes" };

	snprintf (err->data, err->dsize, "%s=%s", MuttVars[idx].option,
		  vals [ quadoption (MuttVars[idx].data) ]);
	break;
      }

      if (*s->dptr == '=')
      {
	s->dptr++;
	mutt_extract_token (tmp, s, 0);
1126
	if (mutt_strcasecmp ("yes", tmp->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1127
	  set_quadoption (MuttVars[idx].data, M_YES);
1128
	else if (mutt_strcasecmp ("no", tmp->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1129
	  set_quadoption (MuttVars[idx].data, M_NO);
1130
	else if (mutt_strcasecmp ("ask-yes", tmp->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1131
	  set_quadoption (MuttVars[idx].data, M_ASKYES);
1132
	else if (mutt_strcasecmp ("ask-no", tmp->data) == 0)
Thomas Roessler's avatar
Thomas Roessler committed
1133 1134 1135
	  set_quadoption (MuttVars[idx].data, M_ASKNO);
	else
	{
1136
	  snprintf (err->data, err->dsize, _("%s: invalid value"), tmp->data);
Thomas Roessler's avatar
Thomas Roessler committed
1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162
	  r = -1;
	  break;
	}
      }
      else
      {
	if (inv)
	  toggle_quadoption (MuttVars[idx].data);
	else if (unset)
	  set_quadoption (MuttVars[idx].data, M_NO);
	else
	  set_quadoption (MuttVars[idx].data, M_YES);
      }
    }
    else if (DTYPE (MuttVars[idx].type) == DT_SORT)
    {
      const struct mapping_t *map;

      switch (MuttVars[idx].type & DT_SUBTYPE_MASK)
      {
	case DT_SORT_ALIAS:
	  map = SortAliasMethods;
	  break;
	case DT_SORT_BROWSER:
	  map = SortBrowserMethods;
	  break;
1163
#ifdef HAVE_PGP
Thomas Roessler's avatar
Thomas Roessler committed
1164 1165 1166 1167
	case DT_SORT_KEYS:
	  map = SortKeyMethods;
	  break;
#endif
1168 1169 1170
	case DT_SORT_AUX:
	  map = SortAuxMethods;
	  break;
Thomas Roessler's avatar
Thomas Roessler committed
1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193
	default:
	  map = SortMethods;
	  break;
      }

      if (query || *s->dptr != '=')
      {
	p = mutt_getnamebyvalue (*((short *) MuttVars[idx].data) & SORT_MASK, map);

	snprintf (err->data, err->dsize, "%s=%s%s%s", MuttVars[idx].option,
		  (*((short *) MuttVars[idx].data) & SORT_REVERSE) ? "reverse-" : "",
		  (*((short *) MuttVars[idx].data) & SORT_LAST) ? "last-" : "",
		  p);
	return 0;
      }
      s->dptr++;
      mutt_extract_token (tmp, s , 0);

      if (parse_sort ((short *) MuttVars[idx].data, tmp->data, map, err) == -1)
	break;
    }
    else
    {
1194
      snprintf (err->data, err->dsize, _("%s: unknown type"), MuttVars[idx].option);
Thomas Roessler's avatar
Thomas Roessler committed
1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210
      r = -1;
      break;
    }

    if (MuttVars[idx].flags & R_INDEX)
      set_option (OPTFORCEREDRAWINDEX);
    if (MuttVars[idx].flags & R_PAGER)
      set_option (OPTFORCEREDRAWPAGER);
    if (MuttVars[idx].flags & R_RESORT_SUB)
      set_option (OPTSORTSUBTHREADS);
    if (MuttVars[idx].flags & R_RESORT)
      set_option (OPTNEEDRESORT);
  }
  return (r);
}

1211 1212
#define MAXERRS 128

Thomas Roessler's avatar
Thomas Roessler committed
1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234
/* reads the specified initialization file.  returns -1 if errors were found
   so that we can pause to let the user know...  */
static int source_rc (const char *rcfile, BUFFER *err)
{
  FILE *f;
  int line = 0, rc = 0;
  BUFFER token;
  char *linebuf = NULL;
  size_t buflen;
  pid_t pid;

  if ((f = mutt_open_read (rcfile, &pid)) == NULL)
  {
    snprintf (err->data, err->dsize, "%s: %s", rcfile, strerror (errno));
    return (-1);
  }

  memset (&token, 0, sizeof (token));
  while ((linebuf = mutt_read_line (linebuf, &buflen, f, &line)) != NULL)
  {
    if (mutt_parse_rc_line (linebuf, &token, err) == -1)
    {
1235
      mutt_error (_("Error in %s, line %d: %s"), rcfile, line, err->data);
1236 1237
      if (--rc < -MAXERRS)
        break;
Thomas Roessler's avatar
Thomas Roessler committed
1238
    }
1239 1240 1241
    else
      if (rc < 0)
        rc = -1;
Thomas Roessler's avatar
Thomas Roessler committed
1242 1243 1244 1245 1246 1247 1248
  }
  FREE (&token.data);
  safe_free ((void **) &linebuf);
  fclose (f);
  if (pid != -1)
    mutt_wait_filter (pid);
  if (rc)
1249
  {
1250
    /* the muttrc source keyword */
1251 1252 1253 1254
    snprintf (err->data, err->dsize, rc >= -MAXERRS ? _("source: errors in %s")
      : _("source: reading aborted due too many errors in %s"), rcfile);
    rc = -1;
  }
Thomas Roessler's avatar
Thomas Roessler committed
1255 1256 1257
  return (rc);
}

1258 1259
#undef MAXERRS

Thomas Roessler's avatar
Thomas Roessler committed
1260 1261 1262 1263 1264 1265
static int parse_source (BUFFER *tmp, BUFFER *s, unsigned long data, BUFFER *err)
{
  char path[_POSIX_PATH_MAX];

  if (mutt_extract_token (tmp, s, 0) != 0)
  {
1266
    snprintf (err->data, err->dsize, _("source: error at %s"), s->dptr);
Thomas Roessler's avatar
Thomas Roessler committed
1267 1268 1269 1270
    return (-1);
  }
  if (MoreArgs (s))
  {
1271
    strfcpy (err->data, _("source: too many arguments"), err->dsize);
Thomas Roessler's avatar
Thomas Roessler committed
1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295
    return (-1);
  }
  strfcpy (path, tmp->data, sizeof (path));
  mutt_expand_path (path, sizeof (path));
  return (source_rc (path, err));
}

/* line		command to execute

   token	scratch buffer to be used by parser.  caller should free
   		token->data when finished.  the reason for this variable is
		to avoid having to allocate and deallocate a lot of memory
		if we are parsing many lines.  the caller can pass in the
		memory to use, which avoids having to create new space for
		every call to this function.

   err		where to write error messages */
int mutt_parse_rc_line (/* const */ char *line, BUFFER *token, BUFFER *err)
{
  int i, r = -1;
  BUFFER expn;

  memset (&expn, 0, sizeof (expn));
  expn.data = expn.dptr = line;
1296
  expn.dsize = mutt_strlen (line);
Thomas Roessler's avatar
Thomas Roessler committed
1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312

  *err->data = 0;

  SKIPWS (expn.dptr);
  while (*expn.dptr)
  {
    if (*expn.dptr == '#')
      break; /* rest of line is a comment */
    if (*expn.dptr == ';')
    {
      expn.dptr++;
      continue;
    }
    mutt_extract_token (token, &expn, 0);
    for (i = 0; Commands[i].name; i++)
    {
1313
      if (!mutt_strcmp (token->data, Commands[i].name))
Thomas Roessler's avatar
Thomas Roessler committed
1314 1315 1316 1317 1318 1319 1320 1321
      {
	if (Commands[i].func (token, &expn, Commands[i].data, err) != 0)
	  goto finish;
        break;
      }
    }
    if (!Commands[i].name)
    {
1322
      snprintf (err->data, err->dsize, _("%s: unknown command"), NONULL (token->data));
Thomas Roessler's avatar
Thomas Roessler committed
1323 1324 1325 1326 1327 1328 1329 1330 1331 1332
      goto finish;
    }
  }
  r = 0;
finish:
  if (expn.destroy)
    FREE (&expn.data);
  return (r);
}

1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343

#define MAX(a,b) (((a) >= (b)) ? (a) : (b))
#define NUMVARS (sizeof (MuttVars)/sizeof (MuttVars[0]))
#define NUMCOMMANDS (sizeof (Commands)/sizeof (Commands[0]))
/* initial string that starts completion. No telling how much crap 
 * the user has typed so far. Allocate LONG_STRING just to be sure! */
char User_typed [LONG_STRING] = {0}; 

int  Num_matched = 0; /* Number of matches for completion */
char Completed [STRING] = {0}; /* completed string (command or variable) */
char *Matches[MAX(NUMVARS,NUMCOMMANDS) + 1]; /* all the matches + User_typed */
1344

Thomas Roessler's avatar
Thomas Roessler committed
1345 1346 1347 1348 1349 1350 1351
/* helper function for completion.  Changes the dest buffer if
   necessary/possible to aid completion.
	dest == completion result gets here.
	src == candidate for completion.
	try == user entered data for completion.
	len == length of dest buffer.
*/
1352
static void candidate (char *dest, char *try, char *src, int len)
Thomas Roessler's avatar
Thomas Roessler committed
1353
{
1354 1355
  int l;

Thomas Roessler's avatar
Thomas Roessler committed
1356 1357
  if (strstr (src, try) == src)
  {
1358 1359 1360 1361 1362 1363 1364 1365
    Matches[Num_matched++] = src;
    if (dest[0] == 0)
      strfcpy (dest, src, len);
    else
    {
      for (l = 0; src[l] && src[l] == dest[l]; l++);
      dest[l] = 0;
    }
Thomas Roessler's avatar
Thomas Roessler committed
1366 1367 1368
  }
}

1369
int mutt_command_complete (char *buffer, size_t len, int pos, int numtabs)
Thomas Roessler's avatar
Thomas Roessler committed
1370
{
1371
  char *pt = buffer;
1372
  int num;
1373
  int spaces; /* keep track of the number of leading spaces on the line */
1374 1375

  SKIPWS (buffer);
1376
  spaces = buffer - pt;
1377

1378
  pt = buffer + pos - spaces;
Thomas Roessler's avatar
Thomas Roessler committed
1379
  while ((pt > buffer) && !isspace ((unsigned char) *pt))
Thomas Roessler's avatar
Thomas Roessler committed
1380
    pt--;
1381

Thomas Roessler's avatar
Thomas Roessler committed
1382 1383
  if (pt == buffer) /* complete cmd */
  {
1384 1385
    /* first TAB. Collect all the matches */
    if (numtabs == 1)
1386
    {
1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398
      Num_matched = 0;
      strfcpy (User_typed, pt, sizeof (User_typed));
      memset (Matches, 0, sizeof (Matches));
      memset (Completed, 0, sizeof (Completed));
      for (num = 0; Commands[num].name; num++)
	candidate (Completed, User_typed, Commands[num].name, sizeof (Completed));
      Matches[Num_matched++] = User_typed;

      /* All matches are stored. Longest non-ambiguous string is ""
       * i.e. dont change 'buffer'. Fake successful return this time */
      if (User_typed[0] == 0)
	return 1;
1399
    }
1400

1401 1402 1403
    if (Completed[0] == 0 && User_typed[0])
      return 0;

1404 1405 1406 1407 1408 1409 1410 1411 1412 1413
     /* Num_matched will _always_ be atleast 1 since the initial
      * user-typed string is always stored */
    if (numtabs == 1 && Num_matched == 2)
      snprintf(Completed, sizeof(Completed),"%s", Matches[0]);
    else if (numtabs > 1 && Num_matched > 2)
      /* cycle thru all the matches */
      snprintf(Completed, sizeof(Completed), "%s", 
	       Matches[(numtabs - 2) % Num_matched]);

    /* return the completed command */
1414
    strncpy (buffer, Completed, len - spaces);
Thomas Roessler's avatar
Thomas Roessler committed
1415
  }
1416 1417 1418 1419
  else if (!mutt_strncmp (buffer, "set", 3)
	   || !mutt_strncmp (buffer, "unset", 5)
	   || !mutt_strncmp (buffer, "reset", 5)
	   || !mutt_strncmp (buffer, "toggle", 6))
Thomas Roessler's avatar
Thomas Roessler committed
1420
  { 		/* complete variables */
1421
    char *prefixes[] = { "no", "inv", "?", "&", 0 };
Thomas Roessler's avatar
Thomas Roessler committed
1422
    
Thomas Roessler's avatar
Thomas Roessler committed
1423
    pt++;
1424
    /* loop through all the possible prefixes (no, inv, ...) */
1425
    if (!mutt_strncmp (buffer, "set", 3))
1426 1427 1428
    {
      for (num = 0; prefixes[num]; num++)
      {
1429
	if (!mutt_strncmp (pt, prefixes[num], mutt_strlen (prefixes[num])))
1430
	{
1431
	  pt += mutt_strlen (prefixes[num]);
1432 1433 1434 1435 1436
	  break;
	}
      }
    }
    
1437 1438
    /* first TAB. Collect all the matches */
    if (numtabs == 1)
1439
    {
1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451
      Num_matched = 0;
      strfcpy (User_typed, pt, sizeof (User_typed));
      memset (Matches, 0, sizeof (Matches));
      memset (Completed, 0, sizeof (Completed));
      for (num = 0; MuttVars[num].option; num++)
	candidate (Completed, User_typed, MuttVars[num].option, sizeof (Completed));
      Matches[Num_matched++] = User_typed;

      /* All matches are stored. Longest non-ambiguous string is ""
       * i.e. dont change 'buffer'. Fake successful return this time */
      if (User_typed[0] == 0)
	return 1;
1452
    }
1453

1454 1455 1456
    if (Completed[0] == 0 && User_typed[0])
      return 0;

1457 1458 1459 1460 1461 1462 1463 1464 1465
    /* Num_matched will _always_ be atleast 1 since the initial
     * user-typed string is always stored */
    if (numtabs == 1 && Num_matched == 2)
      snprintf(Completed, sizeof(Completed),"%s", Matches[0]);
    else if (numtabs > 1 && Num_matched > 2)
    /* cycle thru all the matches */
      snprintf(Completed, sizeof(Completed), "%s", 
	       Matches[(numtabs - 2) % Num_matched]);

1466
    strncpy (pt, Completed, buffer + len - pt - spaces);
Thomas Roessler's avatar
Thomas Roessler committed
1467
  }
1468
  else if (!mutt_strncmp (buffer, "exec", 4))
1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513
  {
    struct binding_t *menu = km_get_table (CurrentMenu);

    if (!menu && CurrentMenu != MENU_PAGER)
      menu = OpGeneric;
    
    pt++;
    /* first TAB. Collect all the matches */
    if (numtabs == 1)
    {
      Num_matched = 0;
      strfcpy (User_typed, pt, sizeof (User_typed));
      memset (Matches, 0, sizeof (Matches));
      memset (Completed, 0, sizeof (Completed));
      for (num = 0; menu[num].name; num++)
	candidate (Completed, User_typed, menu[num].name, sizeof (Completed));
      /* try the generic menu */
      if (Completed[0] == 0 && CurrentMenu != MENU_PAGER) 
      {
	menu = OpGeneric;
	for (num = 0; menu[num].name; num++)
	  candidate (Completed, User_typed, menu[num].name, sizeof (Completed));
      }
      Matches[Num_matched++] = User_typed;

      /* All matches are stored. Longest non-ambiguous string is ""
       * i.e. dont change 'buffer'. Fake successful return this time */
      if (User_typed[0] == 0)
	return 1;
    }

    if (Completed[0] == 0 && User_typed[0])
      return 0;

    /* Num_matched will _always_ be atleast 1 since the initial
     * user-typed string is always stored */
    if (numtabs == 1 && Num_matched == 2)
      snprintf(Completed, sizeof(Completed),"%s", Matches[0]);
    else if (numtabs > 1 && Num_matched > 2)
    /* cycle thru all the matches */
      snprintf(Completed, sizeof(Completed), "%s", 
	       Matches[(numtabs - 2) % Num_matched]);

    strncpy (pt, Completed, buffer + len - pt - spaces);
  }
Thomas Roessler's avatar
Thomas Roessler committed
1514 1515
  else
    return 0;
1516

Thomas Roessler's avatar
Thomas Roessler committed
1517 1518 1519
  return 1;
}

1520
int mutt_var_value_complete (char *buffer, size_t len, int pos)
1521
{
1522 1523
  char var[STRING], *pt = buffer;
  int spaces;
1524 1525 1526 1527
  
  if (buffer[0] == 0)
    return 0;

1528
  SKIPWS (buffer);
1529
  spaces = buffer - pt;
1530

1531
  pt = buffer + pos - spaces;
1532 1533 1534 1535 1536 1537
  while ((pt > buffer) && !isspace ((unsigned char) *pt))
    pt--;
  pt++; /* move past the space */
  if (*pt == '=') /* abort if no var before the '=' */
    return 0;

1538
  if (mutt_strncmp (buffer, "set", 3) == 0)
1539
  {
1540
    int idx;
1541 1542
    strfcpy (var, pt, sizeof (var));
    /* ignore the trailing '=' when comparing */
1543
    var[mutt_strlen (var) - 1] = 0;
1544 1545 1546
    if ((idx = mutt_option_index (var)) == -1) 
      return 0; /* no such variable. */
    else
1547
    {
1548 1549
      char tmp [LONG_STRING], tmp2[LONG_STRING];
      char *s, *d;
1550 1551
      size_t dlen = buffer + len - pt - spaces;
      char *vals[] = { "no", "yes", "ask-no", "ask-yes" };
1552 1553 1554

      tmp[0] = '\0';

1555 1556 1557
      if ((DTYPE(MuttVars[idx].type) == DT_STR) || 
	  (DTYPE(MuttVars[idx].type) == DT_PATH) ||
	  (DTYPE(MuttVars[idx].type) == DT_RX))
1558 1559 1560 1561 1562
      {
	strfcpy (tmp, NONULL (*((char **) MuttVars[idx].data)), sizeof (tmp));
	if (DTYPE (MuttVars[idx].type) == DT_PATH)
	  mutt_pretty_mailbox (tmp);
      }
1563 1564
      else if (DTYPE (MuttVars[idx].type) == DT_ADDR)
      {
1565
	rfc822_write_address (tmp, sizeof (tmp), *((ADDRESS **) MuttVars[idx].data));
1566
      }
1567
      else if (DTYPE (MuttVars[idx].type) == DT_QUAD)
1568
	strfcpy (tmp, vals[quadoption (MuttVars[idx].data)], sizeof (tmp));
1569
      else if (DTYPE (MuttVars[idx].type) == DT_NUM)
1570
	snprintf (tmp, sizeof (tmp), "%d", (*((short *) MuttVars[idx].data)));
1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583
      else if (DTYPE (MuttVars[idx].type) == DT_SORT)
      {
	const struct mapping_t *map;
	char *p;

	switch (MuttVars[idx].type & DT_SUBTYPE_MASK)
	{
	  case DT_SORT_ALIAS:
	    map = SortAliasMethods;
	    break;
	  case DT_SORT_BROWSER:
	    map = SortBrowserMethods;
	    break;
1584
#ifdef HAVE_PGP
Thomas Roessler's avatar
Thomas Roessler committed
1585 1