Mercurial > hg > xemacs-beta
annotate lib-src/fakemail.c @ 5421:04ff11b0e50a
Clarify the license for the different parts of the unicode folder
| author | Mats Lidell <matsl@xemacs.org> |
|---|---|
| date | Sun, 31 Oct 2010 00:06:47 +0200 |
| parents | b9167d522a9a |
| children | a9094f28f9a9 |
| rev | line source |
|---|---|
| 428 | 1 /* sendmail-like interface to /bin/mail for system V, |
| 2 Copyright (C) 1985, 1994 Free Software Foundation, Inc. | |
| 3 | |
| 613 | 4 This file is part of XEmacs. |
| 428 | 5 |
|
5406
061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
6 XEmacs is free software: you can redistribute it and/or modify it |
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061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
7 under the terms of the GNU General Public License as published by the |
|
061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
8 Free Software Foundation, either version 3 of the License, or (at your |
|
061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
9 option) any later version. |
| 428 | 10 |
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5406
061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT |
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061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
14 for more details. |
| 428 | 15 |
| 16 You should have received a copy of the GNU General Public License | |
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5406
061f4f90f874
Convert lib-src/ to GPLv3.
Mike Sperber <sperber@deinprogramm.de>
parents:
4932
diff
changeset
|
17 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 428 | 18 |
| 19 /* Synched up with: FSF 19.28. */ | |
| 20 | |
| 21 #define NO_SHORTNAMES | |
| 438 | 22 #include <config.h> |
| 428 | 23 |
| 24 #if defined (BSD) && !defined (BSD4_1) && !defined (USE_FAKEMAIL) | |
| 25 /* This program is not used in BSD, so just avoid loader complaints. */ | |
| 26 int | |
| 27 main (int argc, char *argv[]) | |
| 28 { | |
| 29 return 0; | |
| 30 } | |
| 31 #elif defined (LINUX) | |
| 32 #include <stdio.h> | |
| 33 #include <stdlib.h> | |
| 34 int | |
| 2509 | 35 main (int argc, char *argv[]) |
| 428 | 36 { |
| 37 /* Linux /bin/mail, if it exists, is NOT the Unix v7 mail that | |
| 38 fakemail depends on! This causes garbled mail. Better to | |
| 39 output an error message. */ | |
| 40 fprintf (stderr, "Sorry, fakemail does not work on Linux.\n"); | |
| 41 fprintf (stderr, "Make sure you have the sendmail program, and\n"); | |
| 42 fprintf (stderr, "set the Lisp variable `sendmail-program' to point\n"); | |
| 43 fprintf (stderr, "to the path of the sendmail binary.\n"); | |
| 44 return 1; | |
| 45 } | |
| 46 #else /* not BSD 4.2 (or newer) */ | |
| 47 | |
| 48 /* These are defined in config in some versions. */ | |
| 49 | |
| 50 #ifdef static | |
| 51 #undef static | |
| 52 #endif | |
| 53 | |
| 54 #ifdef read | |
| 55 #undef read | |
| 56 #undef write | |
| 57 #undef open | |
| 58 #undef close | |
| 59 #endif | |
| 60 | |
| 61 #include <stdio.h> | |
| 62 #if __STDC__ || defined(STDC_HEADERS) | |
| 63 #include <stdlib.h> | |
| 64 #include <unistd.h> | |
| 65 #endif | |
| 66 #include <string.h> | |
| 67 #include <ctype.h> | |
| 68 #include <time.h> | |
| 69 #include <pwd.h> | |
| 70 | |
| 71 /* Type definitions */ | |
| 72 | |
| 73 #define boolean int | |
| 74 #define true 1 | |
| 75 #define false 0 | |
| 76 | |
| 77 /* Various lists */ | |
| 78 | |
| 79 struct line_record | |
| 80 { | |
| 81 char *string; | |
| 82 struct line_record *continuation; | |
| 83 }; | |
| 84 typedef struct line_record *line_list; | |
| 85 | |
| 86 struct header_record | |
| 87 { | |
| 88 line_list text; | |
| 89 struct header_record *next; | |
| 90 struct header_record *previous; | |
| 91 }; | |
| 92 typedef struct header_record *header; | |
| 93 | |
| 94 struct stream_record | |
| 95 { | |
| 96 FILE *handle; | |
| 97 int (*action)(FILE *); | |
| 98 struct stream_record *rest_streams; | |
| 99 }; | |
| 100 typedef struct stream_record *stream_list; | |
| 101 | |
| 102 /* A `struct linebuffer' is a structure which holds a line of text. | |
| 103 * `readline' reads a line from a stream into a linebuffer | |
| 104 * and works regardless of the length of the line. | |
| 105 */ | |
| 106 | |
| 107 struct linebuffer | |
| 108 { | |
| 440 | 109 size_t size; |
| 428 | 110 char *buffer; |
| 111 }; | |
| 112 | |
| 113 struct linebuffer lb; | |
| 114 | |
| 115 #define new_list() \ | |
| 116 ((line_list) xmalloc (sizeof (struct line_record))) | |
| 117 #define new_header() \ | |
| 118 ((header) xmalloc (sizeof (struct header_record))) | |
| 119 #define new_stream() \ | |
| 120 ((stream_list) xmalloc (sizeof (struct stream_record))) | |
| 121 #define alloc_string(nchars) \ | |
| 122 ((char *) xmalloc ((nchars) + 1)) | |
| 123 | |
| 124 /* Global declarations */ | |
| 125 | |
| 126 #define BUFLEN 1024 | |
| 127 #define KEYWORD_SIZE 256 | |
| 128 #define FROM_PREFIX "From" | |
| 129 #define MY_NAME "fakemail" | |
| 130 #define NIL ((line_list) NULL) | |
| 131 #define INITIAL_LINE_SIZE 200 | |
| 132 #define MAIL_PROGRAM_NAME "/bin/mail" | |
| 133 | |
| 442 | 134 static const char *my_name; |
| 428 | 135 static char *the_date; |
| 136 static char *the_user; | |
| 137 static line_list file_preface; | |
| 138 static stream_list the_streams; | |
| 139 static boolean no_problems = true; | |
| 140 | |
| 141 #if !__STDC__ && !defined(STDC_HEADERS) | |
| 142 extern FILE *popen (); | |
| 143 extern int fclose (), pclose (); | |
| 144 extern char *malloc (), *realloc (); | |
| 145 #endif | |
| 146 | |
| 2687 | 147 #if defined(__FreeBSD_version) && __FreeBSD_version >= 400000 |
| 148 #define CURRENT_USER | |
| 149 #endif | |
| 150 | |
| 428 | 151 #ifdef CURRENT_USER |
| 152 extern struct passwd *getpwuid (); | |
| 2687 | 153 #if defined(__FreeBSD_version) && __FreeBSD_version >= 400000 |
| 154 extern uid_t geteuid (); | |
| 155 #else | |
| 156 extern unsigned short geteuid (); | |
| 157 #endif | |
| 428 | 158 static struct passwd *my_entry; |
| 159 #define cuserid(s) \ | |
| 434 | 160 (my_entry = getpwuid ((int) geteuid ()), \ |
| 428 | 161 my_entry->pw_name) |
| 162 #endif | |
| 163 | |
| 164 /* Utilities */ | |
| 165 | |
| 166 /* Print error message. `s1' is printf control string, `s2' is arg for it. */ | |
| 167 | |
| 168 static void | |
| 442 | 169 error (const char *s1, const char *s2) |
| 428 | 170 { |
| 171 printf ("%s: ", my_name); | |
| 172 printf (s1, s2); | |
| 173 printf ("\n"); | |
| 174 no_problems = false; | |
| 175 } | |
| 176 | |
| 177 /* Print error message and exit. */ | |
| 178 | |
| 179 static void | |
| 442 | 180 fatal (const char *s1, const char *s2) |
| 428 | 181 { |
| 182 error (s1, s2); | |
| 183 exit (1); | |
| 184 } | |
| 185 | |
| 186 /* Like malloc but get fatal error if memory is exhausted. */ | |
| 187 | |
| 440 | 188 static void * |
| 428 | 189 xmalloc (size_t size) |
| 190 { | |
| 440 | 191 void *result = malloc (size); |
| 192 if (result == NULL) | |
| 428 | 193 fatal ("virtual memory exhausted", (char *) 0); |
| 194 return result; | |
| 195 } | |
| 196 | |
| 440 | 197 static void * |
| 198 xrealloc (void *ptr, size_t size) | |
| 428 | 199 { |
| 440 | 200 void *result = realloc (ptr, size); |
| 201 if (result == NULL) | |
| 428 | 202 fatal ("virtual memory exhausted", (char *) 0); |
| 203 return result; | |
| 204 } | |
| 205 | |
| 206 /* Initialize a linebuffer for use */ | |
| 207 | |
| 208 static void | |
| 209 init_linebuffer (struct linebuffer *linebuffer) | |
| 210 { | |
| 211 linebuffer->size = INITIAL_LINE_SIZE; | |
| 440 | 212 linebuffer->buffer = (char *) xmalloc (INITIAL_LINE_SIZE); |
| 428 | 213 } |
| 214 | |
| 215 /* Read a line of text from `stream' into `linebuffer'. | |
| 216 * Return the length of the line. | |
| 217 */ | |
| 218 | |
| 219 static long | |
| 220 readline (struct linebuffer *linebuffer, FILE *stream) | |
| 221 { | |
| 222 char *buffer = linebuffer->buffer; | |
| 223 char *p = linebuffer->buffer; | |
| 224 char *end = p + linebuffer->size; | |
| 225 | |
| 226 while (true) | |
| 227 { | |
| 228 int c = getc (stream); | |
| 229 if (p == end) | |
| 230 { | |
| 231 linebuffer->size *= 2; | |
| 440 | 232 buffer = (char *) xrealloc (buffer, linebuffer->size); |
| 428 | 233 p = buffer + (p - linebuffer->buffer); |
| 234 end = buffer + linebuffer->size; | |
| 235 linebuffer->buffer = buffer; | |
| 236 } | |
| 237 if (c < 0 || c == '\n') | |
| 238 { | |
| 239 *p = 0; | |
| 240 break; | |
| 241 } | |
| 242 *p++ = c; | |
| 243 } | |
| 244 | |
| 245 return p - buffer; | |
| 246 } | |
| 247 | |
| 248 static char * | |
| 249 get_keyword (register char *field, char **rest) | |
| 250 { | |
| 251 static char keyword[KEYWORD_SIZE]; | |
| 252 register char *ptr; | |
| 253 register char c; | |
| 254 | |
| 255 ptr = &keyword[0]; | |
| 256 c = *field++; | |
| 257 if ((isspace ((int) (unsigned char) c)) || (c == ':')) | |
| 258 return (char *) NULL; | |
| 259 *ptr++ = ((islower ((int) (unsigned char) c)) ? | |
| 260 (toupper ((int) (unsigned char) c)) : c); | |
| 261 while (((c = *field++) != ':') && | |
| 262 (!(isspace ((int) (unsigned char) c)))) | |
| 263 *ptr++ = ((islower ((int) (unsigned char) c)) ? | |
| 264 (toupper ((int) (unsigned char) c)) : c); | |
| 265 *ptr++ = '\0'; | |
| 266 while (isspace ((int) (unsigned char) c)) c = *field++; | |
| 267 if (c != ':') return (char *) NULL; | |
| 268 *rest = field; | |
| 269 return &keyword[0]; | |
| 270 } | |
| 271 | |
| 272 static boolean | |
| 273 has_keyword (char *field) | |
| 274 { | |
| 275 char *ignored; | |
| 440 | 276 return (get_keyword (field, &ignored) != (char *) NULL); |
| 428 | 277 } |
| 278 | |
| 279 static char * | |
| 280 add_field (line_list the_list, register char *field, register char *where) | |
| 281 { | |
| 282 register char c; | |
| 283 while (true) | |
| 284 { | |
| 285 *where++ = ' '; | |
| 286 while ((c = *field++) != '\0') | |
| 287 { | |
| 288 if (c == '(') | |
| 289 { | |
| 290 while (*field && *field != ')') ++field; | |
| 291 if (! (*field++)) break; /* no closer */ | |
| 292 if (! (*field)) break; /* closerNULL */ | |
| 293 c = *field; | |
| 294 } | |
| 295 *where++ = ((c == ','||c=='>'||c=='<') ? ' ' : c); | |
| 296 } | |
| 297 if (the_list == NIL) break; | |
| 298 field = the_list->string; | |
| 299 the_list = the_list->continuation; | |
| 300 } | |
| 301 return where; | |
| 302 } | |
| 303 | |
| 304 static line_list | |
| 305 make_file_preface (void) | |
| 306 { | |
| 307 char *the_string, *temp; | |
| 442 | 308 time_t idiotic_interface; |
| 428 | 309 long prefix_length; |
| 310 long user_length; | |
| 311 long date_length; | |
| 312 line_list result; | |
| 313 | |
| 314 prefix_length = strlen (FROM_PREFIX); | |
| 315 time (&idiotic_interface); | |
| 316 the_date = ctime (&idiotic_interface); | |
| 317 /* the_date has an unwanted newline at the end */ | |
| 318 date_length = strlen (the_date) - 1; | |
| 442 | 319 if (the_date[date_length] == '\n') |
| 320 the_date[date_length] = '\0'; | |
| 321 #ifdef WIN32_NATIVE | |
| 428 | 322 temp = "(null)"; |
| 323 #else | |
| 324 temp = cuserid ((char *) NULL); | |
| 325 #endif | |
| 326 user_length = strlen (temp); | |
| 327 the_user = alloc_string ((size_t) (user_length + 1)); | |
| 328 strcpy (the_user, temp); | |
| 329 the_string = alloc_string ((size_t) (3 + prefix_length + | |
| 330 user_length + | |
| 331 date_length)); | |
| 332 temp = the_string; | |
| 333 strcpy (temp, FROM_PREFIX); | |
| 334 temp = &temp[prefix_length]; | |
| 335 *temp++ = ' '; | |
| 336 strcpy (temp, the_user); | |
| 337 temp = &temp[user_length]; | |
| 338 *temp++ = ' '; | |
| 339 strcpy (temp, the_date); | |
| 340 result = new_list (); | |
| 341 result->string = the_string; | |
| 342 result->continuation = ((line_list) NULL); | |
| 343 return result; | |
| 344 } | |
| 345 | |
| 346 static void | |
| 347 write_line_list (register line_list the_list, FILE *the_stream) | |
| 348 { | |
| 349 for ( ; | |
| 350 the_list != ((line_list) NULL) ; | |
| 351 the_list = the_list->continuation) | |
| 352 { | |
| 353 fputs (the_list->string, the_stream); | |
| 354 putc ('\n', the_stream); | |
| 355 } | |
| 356 return; | |
| 357 } | |
| 358 | |
| 359 static int | |
| 360 close_the_streams (void) | |
| 361 { | |
| 362 register stream_list rem; | |
| 363 for (rem = the_streams; | |
| 364 rem != ((stream_list) NULL); | |
| 365 rem = rem->rest_streams) | |
| 366 no_problems = (no_problems && | |
| 367 ((*rem->action) (rem->handle) == 0)); | |
| 368 the_streams = ((stream_list) NULL); | |
| 369 return (no_problems ? 0 : 1); | |
| 370 } | |
| 371 | |
| 372 static void | |
| 373 add_a_stream (FILE *the_stream, int (*closing_action)(FILE *)) | |
| 374 { | |
| 375 stream_list old = the_streams; | |
| 376 the_streams = new_stream (); | |
| 377 the_streams->handle = the_stream; | |
| 378 the_streams->action = closing_action; | |
| 379 the_streams->rest_streams = old; | |
| 380 return; | |
| 381 } | |
| 382 | |
| 383 static int | |
| 384 my_fclose (FILE *the_file) | |
| 385 { | |
| 386 putc ('\n', the_file); | |
| 387 fflush (the_file); | |
| 388 return fclose (the_file); | |
| 389 } | |
| 390 | |
| 391 static boolean | |
| 392 open_a_file (char *name) | |
| 393 { | |
| 394 FILE *the_stream = fopen (name, "a"); | |
| 395 if (the_stream != ((FILE *) NULL)) | |
| 396 { | |
| 397 add_a_stream (the_stream, my_fclose); | |
| 440 | 398 if (the_user == (char *) NULL) |
| 428 | 399 file_preface = make_file_preface (); |
| 400 write_line_list (file_preface, the_stream); | |
| 401 return true; | |
| 402 } | |
| 403 return false; | |
| 404 } | |
| 405 | |
| 406 static void | |
| 407 put_string (char *s) | |
| 408 { | |
| 409 register stream_list rem; | |
| 410 for (rem = the_streams; | |
| 411 rem != ((stream_list) NULL); | |
| 412 rem = rem->rest_streams) | |
| 413 fputs (s, rem->handle); | |
| 414 return; | |
| 415 } | |
| 416 | |
| 417 static void | |
| 442 | 418 put_line (const char *string) |
| 428 | 419 { |
| 420 register stream_list rem; | |
| 421 for (rem = the_streams; | |
| 422 rem != ((stream_list) NULL); | |
| 423 rem = rem->rest_streams) | |
| 424 { | |
| 442 | 425 const char *s = string; |
| 428 | 426 int column = 0; |
| 427 | |
| 428 /* Divide STRING into lines. */ | |
| 429 while (*s != 0) | |
| 430 { | |
| 442 | 431 const char *breakpos; |
| 428 | 432 |
| 433 /* Find the last char that fits. */ | |
| 434 for (breakpos = s; *breakpos && column < 78; ++breakpos) | |
| 435 { | |
| 436 if (*breakpos == '\t') | |
| 437 column += 8; | |
| 438 else | |
| 439 column++; | |
| 440 } | |
| 441 /* If we didn't reach end of line, break the line. */ | |
| 442 if (*breakpos) | |
| 443 { | |
| 444 /* Back up to just after the last comma that fits. */ | |
| 445 while (breakpos != s && breakpos[-1] != ',') --breakpos; | |
| 446 | |
| 447 if (breakpos == s) | |
| 448 { | |
| 449 /* If no comma fits, move past the first address anyway. */ | |
| 450 while (*breakpos != 0 && *breakpos != ',') ++breakpos; | |
| 451 if (*breakpos != 0) | |
| 452 /* Include the comma after it. */ | |
| 453 ++breakpos; | |
| 454 } | |
| 455 } | |
| 456 /* Output that much, then break the line. */ | |
| 457 fwrite (s, 1, breakpos - s, rem->handle); | |
| 458 column = 8; | |
| 459 | |
| 460 /* Skip whitespace and prepare to print more addresses. */ | |
| 461 s = breakpos; | |
| 462 while (*s == ' ' || *s == '\t') ++s; | |
| 463 if (*s != 0) | |
| 464 fputs ("\n\t", rem->handle); | |
| 465 } | |
| 466 putc ('\n', rem->handle); | |
| 467 } | |
| 468 return; | |
| 469 } | |
| 470 | |
| 471 #define mail_error error | |
| 472 | |
| 473 static void | |
| 474 setup_files (register line_list the_list, register char *field) | |
| 475 { | |
| 476 register char *start; | |
| 477 register char c; | |
| 478 while (true) | |
| 479 { | |
| 480 while (((c = *field) != '\0') && | |
| 481 ((c == ' ') || | |
| 482 (c == '\t') || | |
| 483 (c == ','))) | |
| 484 field += 1; | |
| 485 if (c != '\0') | |
| 486 { | |
| 487 start = field; | |
| 488 while (((c = *field) != '\0') && | |
| 489 (c != ' ') && | |
| 490 (c != '\t') && | |
| 491 (c != ',')) | |
| 492 field += 1; | |
| 493 *field = '\0'; | |
| 494 if (!open_a_file (start)) | |
| 495 mail_error ("Could not open file %s", start); | |
| 496 *field = c; | |
| 497 if (c != '\0') continue; | |
| 498 } | |
| 499 if (the_list == ((line_list) NULL)) return; | |
| 500 field = the_list->string; | |
| 501 the_list = the_list->continuation; | |
| 502 } | |
| 503 } | |
| 504 | |
| 505 static int | |
| 506 args_size (header the_header) | |
| 507 { | |
| 508 register header old = the_header; | |
| 509 register line_list rem; | |
| 510 register int size = 0; | |
| 511 do | |
| 512 { | |
| 4932 | 513 char *field = NULL; |
| 428 | 514 register char *keyword = get_keyword (the_header->text->string, &field); |
| 515 if ((strcmp (keyword, "TO") == 0) || | |
| 516 (strcmp (keyword, "CC") == 0) || | |
| 517 (strcmp (keyword, "BCC") == 0)) | |
| 518 { | |
| 519 size += 1 + strlen (field); | |
| 520 for (rem = the_header->text->continuation; | |
| 521 rem != NIL; | |
| 522 rem = rem->continuation) | |
| 523 size += 1 + strlen (rem->string); | |
| 524 } | |
| 525 the_header = the_header->next; | |
| 526 } while (the_header != old); | |
| 527 return size; | |
| 528 } | |
| 529 | |
| 530 static void | |
| 531 parse_header (header the_header, register char *where) | |
| 532 { | |
| 533 register header old = the_header; | |
| 534 do | |
| 535 { | |
| 4932 | 536 char *field = NULL; |
| 428 | 537 register char *keyword = get_keyword (the_header->text->string, &field); |
| 538 if (strcmp (keyword, "TO") == 0) | |
| 539 where = add_field (the_header->text->continuation, field, where); | |
| 540 else if (strcmp (keyword, "CC") == 0) | |
| 541 where = add_field (the_header->text->continuation, field, where); | |
| 542 else if (strcmp (keyword, "BCC") == 0) | |
| 543 { | |
| 544 where = add_field (the_header->text->continuation, field, where); | |
| 545 the_header->previous->next = the_header->next; | |
| 546 the_header->next->previous = the_header->previous; | |
| 547 } | |
| 548 else if (strcmp (keyword, "FCC") == 0) | |
| 549 setup_files (the_header->text->continuation, field); | |
| 550 the_header = the_header->next; | |
| 551 } while (the_header != old); | |
| 552 *where = '\0'; | |
| 553 return; | |
| 554 } | |
| 555 | |
| 556 static header | |
| 557 read_header (void) | |
| 558 { | |
| 559 register header the_header = ((header) NULL); | |
| 560 register line_list *next_line = ((line_list *) NULL); | |
| 561 | |
| 562 init_linebuffer (&lb); | |
| 563 | |
| 564 do | |
| 565 { | |
| 566 long length; | |
| 567 register char *line; | |
| 568 | |
| 569 readline (&lb, stdin); | |
| 570 line = lb.buffer; | |
| 571 length = strlen (line); | |
| 572 if (length == 0) break; | |
| 573 | |
| 574 if (has_keyword (line)) | |
| 575 { | |
| 576 register header old = the_header; | |
| 577 the_header = new_header (); | |
| 578 if (old == ((header) NULL)) | |
| 579 { | |
| 580 the_header->next = the_header; | |
| 581 the_header->previous = the_header; | |
| 582 } | |
| 583 else | |
| 584 { | |
| 585 the_header->previous = old; | |
| 586 the_header->next = old->next; | |
| 587 old->next = the_header; | |
| 588 } | |
| 589 next_line = &(the_header->text); | |
| 590 } | |
| 591 | |
| 592 if (next_line == ((line_list *) NULL)) | |
| 593 { | |
| 594 /* Not a valid header */ | |
| 595 exit (1); | |
| 596 } | |
| 597 *next_line = new_list (); | |
| 598 (*next_line)->string = alloc_string ((size_t) length); | |
| 599 strcpy (((*next_line)->string), line); | |
| 600 next_line = &((*next_line)->continuation); | |
| 601 *next_line = NIL; | |
| 602 | |
| 603 } while (true); | |
| 604 | |
| 605 return the_header->next; | |
| 606 } | |
| 607 | |
| 608 static void | |
| 609 write_header (header the_header) | |
| 610 { | |
| 611 register header old = the_header; | |
| 612 do | |
| 613 { | |
| 614 register line_list the_list; | |
| 615 for (the_list = the_header->text; | |
| 616 the_list != NIL; | |
| 617 the_list = the_list->continuation) | |
| 618 put_line (the_list->string); | |
| 619 the_header = the_header->next; | |
| 620 } while (the_header != old); | |
| 621 put_line (""); | |
| 622 return; | |
| 623 } | |
| 624 | |
| 625 int | |
| 626 main (int argc, char *argv[]) | |
| 627 { | |
| 628 char *command_line; | |
| 629 header the_header; | |
| 630 long name_length; | |
|
4759
aa5ed11f473b
Remove support for obsolete systems. See xemacs-patches message with ID
Jerry James <james@xemacs.org>
parents:
2687
diff
changeset
|
631 const char *mail_program_name; |
| 428 | 632 char buf[BUFLEN + 1]; |
| 633 register int size; | |
| 634 FILE *the_pipe; | |
| 635 | |
| 636 mail_program_name = getenv ("FAKEMAILER"); | |
| 637 if (!(mail_program_name && *mail_program_name)) | |
|
4759
aa5ed11f473b
Remove support for obsolete systems. See xemacs-patches message with ID
Jerry James <james@xemacs.org>
parents:
2687
diff
changeset
|
638 mail_program_name = MAIL_PROGRAM_NAME; |
| 428 | 639 name_length = strlen (mail_program_name); |
| 640 | |
| 641 my_name = MY_NAME; | |
| 642 the_streams = ((stream_list) NULL); | |
| 440 | 643 the_date = (char *) NULL; |
| 644 the_user = (char *) NULL; | |
| 428 | 645 |
| 646 the_header = read_header (); | |
| 647 command_line = alloc_string ((size_t) (name_length + | |
| 648 args_size (the_header))); | |
| 649 strcpy (command_line, mail_program_name); | |
| 650 parse_header (the_header, &command_line[name_length]); | |
| 651 | |
| 652 the_pipe = popen (command_line, "w"); | |
| 653 if (the_pipe == ((FILE *) NULL)) | |
| 440 | 654 fatal ("cannot open pipe to real mailer", (char *) NULL); |
| 428 | 655 |
| 656 add_a_stream (the_pipe, pclose); | |
| 657 | |
| 658 write_header (the_header); | |
| 659 | |
| 660 /* Dump the message itself */ | |
| 661 | |
| 662 while (!feof (stdin)) | |
| 663 { | |
| 664 size = fread (buf, 1, BUFLEN, stdin); | |
| 665 buf[size] = '\0'; | |
| 666 put_string (buf); | |
| 667 } | |
| 668 | |
| 669 return close_the_streams (); | |
| 670 } | |
| 671 | |
| 672 #endif /* not BSD 4.2 (or newer) */ |