diplodocus.org Git - nmh/blob - uip/send.c

   1
   2 /*
   3  * send.c -- send a composed message
   4  *
   5  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   6  * COPYRIGHT file in the root directory of the nmh distribution for
   7  * complete copyright information.
   8  */
   9
  10 #include <h/mh.h>
  11 #include <fcntl.h>
  12 #include <errno.h>
  13 #include <signal.h>
  14
  15
  16 #ifndef CYRUS_SASL
  17 # define SASLminc(a) (a)
  18 #else /* CYRUS_SASL */
  19 # define SASLminc(a)  0
  20 #endif /* CYRUS_SASL */
  21
  22 #ifndef TLS_SUPPORT
  23 # define TLSminc(a)  (a)
  24 #else /* TLS_SUPPORT */
  25 # define TLSminc(a)   0
  26 #endif /* TLS_SUPPORT */
  27
  28 #define SEND_SWITCHES \
  29     X("alias aliasfile", 0, ALIASW) \
  30     X("debug", -5, DEBUGSW) \
  31     X("draft", 0, DRAFTSW) \
  32     X("draftfolder +folder", 6, DFOLDSW) \
  33     X("draftmessage msg", 6, DMSGSW) \
  34     X("nodraftfolder", 0, NDFLDSW) \
  35     X("filter filterfile", 0, FILTSW) \
  36     X("nofilter", 0, NFILTSW) \
  37     X("format", 0, FRMTSW) \
  38     X("noformat", 0, NFRMTSW) \
  39     X("forward", 0, FORWSW) \
  40     X("noforward", 0, NFORWSW) \
  41     X("mime", 0, MIMESW) \
  42     X("nomime", 0, NMIMESW) \
  43     X("msgid", 0, MSGDSW) \
  44     X("nomsgid", 0, NMSGDSW) \
  45     X("push", 0, PUSHSW) \
  46     X("nopush", 0, NPUSHSW) \
  47     X("split seconds", 0, SPLITSW) \
  48     X("unique", -6, UNIQSW) \
  49     X("nounique", -8, NUNIQSW) \
  50     X("verbose", 0, VERBSW) \
  51     X("noverbose", 0, NVERBSW) \
  52     X("watch", 0, WATCSW) \
  53     X("nowatch", 0, NWATCSW) \
  54     X("width columns", 0, WIDTHSW) \
  55     X("version", 0, VERSIONSW) \
  56     X("help", 0, HELPSW) \
  57     X("dashstuffing", -12, BITSTUFFSW) \
  58     X("nodashstuffing", -14, NBITSTUFFSW) \
  59     X("mail", -4, MAILSW) \
  60     X("saml", -4, SAMLSW) \
  61     X("send", -4, SENDSW) \
  62     X("soml", -4, SOMLSW) \
  63     X("client host", -6, CLIESW) \
  64     X("server host", 6, SERVSW) \
  65     X("snoop", 5, SNOOPSW) \
  66     X("sasl", SASLminc(4), SASLSW) \
  67     X("nosasl", SASLminc(-6), NOSASLSW) \
  68     X("saslmaxssf", SASLminc(-10), SASLMXSSFSW) \
  69     X("saslmech mechanism", SASLminc(-5), SASLMECHSW) \
  70     X("user username", SASLminc(-4), USERSW) \
  71     X("attach", 6, ATTACHSW) \
  72     X("noattach", 0, NOATTACHSW) \
  73     X("attachformat", 7, ATTACHFORMATSW) \
  74     X("port server-port-name/number", 4, PORTSW) \
  75     X("tls", TLSminc(-3), TLSSW) \
  76     X("notls", TLSminc(-5), NTLSSW) \
  77     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  78     X("messageid localname|random", 2, MESSAGEIDSW) \
  79
  80 #define X(sw, minchars, id) id,
  81 DEFINE_SWITCH_ENUM(SEND);
  82 #undef X
  83
  84 #define X(sw, minchars, id) { sw, minchars, id },
  85 DEFINE_SWITCH_ARRAY(SEND, switches);
  86 #undef X
  87
  88 #define USE_SWITCHES \
  89     X("no", 0, NOSW) \
  90     X("yes", 0, YESW) \
  91     X("list", 0, LISTDSW) \
  92
  93 #define X(sw, minchars, id) id,
  94 DEFINE_SWITCH_ENUM(USE);
  95 #undef X
  96
  97 #define X(sw, minchars, id) { sw, minchars, id },
  98 DEFINE_SWITCH_ARRAY(USE, anyl);
  99 #undef X
 100
 101 extern int debugsw;             /* from sendsbr.c */
 102 extern int forwsw;
 103 extern int inplace;
 104 extern int pushsw;
 105 extern int splitsw;
 106 extern int unique;
 107 extern int verbsw;
 108
 109 extern char *altmsg;            /*  .. */
 110 extern char *annotext;
 111 extern char *distfile;
 112
 113
 114 int
 115 main (int argc, char **argv)
 116 {
 117     int msgp = 0, distsw = 0, vecp;
 118     int isdf = 0, mime = 0;
 119     int msgnum, status;
 120     char *cp, *dfolder = NULL, *maildir = NULL;
 121     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 122     char *msgs[MAXARGS], **vec;
 123     struct msgs *mp;
 124     struct stat st;
 125     char *attach = NMH_ATTACH_HEADER;   /* header field name for attachments */
 126     int attachformat = 1; /* mhbuild format specifier for attachments */
 127
 128 #ifdef LOCALE
 129     setlocale(LC_ALL, "");
 130 #endif
 131     invo_name = r1bindex (argv[0], '/');
 132
 133     /* read user profile/context */
 134     context_read();
 135
 136     arguments = getarguments (invo_name, argc, argv, 1);
 137     argp = arguments;
 138
 139     vec = argsplit(postproc, &program, &vecp);
 140
 141     vec[vecp++] = "-library";
 142     vec[vecp++] = getcpy (m_maildir (""));
 143
 144     if ((cp = context_find ("fileproc"))) {
 145       vec[vecp++] = "-fileproc";
 146       vec[vecp++] = cp;
 147     }
 148
 149     if ((cp = context_find ("mhlproc"))) {
 150       vec[vecp++] = "-mhlproc";
 151       vec[vecp++] = cp;
 152     }
 153
 154     while ((cp = *argp++)) {
 155         if (*cp == '-') {
 156             switch (smatch (++cp, switches)) {
 157                 case AMBIGSW:
 158                     ambigsw (cp, switches);
 159                     done (1);
 160                 case UNKWNSW:
 161                     adios (NULL, "-%s unknown\n", cp);
 162
 163                 case HELPSW:
 164                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 165                     print_help (buf, switches, 1);
 166                     done (0);
 167                 case VERSIONSW:
 168                     print_version(invo_name);
 169                     done (0);
 170
 171                 case DRAFTSW:
 172                     msgs[msgp++] = draft;
 173                     continue;
 174
 175                 case DFOLDSW:
 176                     if (dfolder)
 177                         adios (NULL, "only one draft folder at a time!");
 178                     if (!(cp = *argp++) || *cp == '-')
 179                         adios (NULL, "missing argument to %s", argp[-2]);
 180                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 181                             *cp != '@' ? TFOLDER : TSUBCWF);
 182                     continue;
 183                 case DMSGSW:
 184                     if (!(cp = *argp++) || *cp == '-')
 185                         adios (NULL, "missing argument to %s", argp[-2]);
 186                     msgs[msgp++] = cp;
 187                     continue;
 188                 case NDFLDSW:
 189                     dfolder = NULL;
 190                     isdf = NOTOK;
 191                     continue;
 192
 193                 case PUSHSW:
 194                     pushsw++;
 195                     continue;
 196                 case NPUSHSW:
 197                     pushsw = 0;
 198                     continue;
 199
 200                 case SPLITSW:
 201                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 202                         adios (NULL, "missing argument to %s", argp[-2]);
 203                     continue;
 204
 205                 case UNIQSW:
 206                     unique++;
 207                     continue;
 208                 case NUNIQSW:
 209                     unique = 0;
 210                     continue;
 211
 212                 case FORWSW:
 213                     forwsw++;
 214                     continue;
 215                 case NFORWSW:
 216                     forwsw = 0;
 217                     continue;
 218
 219                 case VERBSW:
 220                     verbsw++;
 221                     vec[vecp++] = --cp;
 222                     continue;
 223                 case NVERBSW:
 224                     verbsw = 0;
 225                     vec[vecp++] = --cp;
 226                     continue;
 227
 228                 case MIMESW:
 229                     mime++;
 230                     vec[vecp++] = --cp;
 231                     continue;
 232                 case NMIMESW:
 233                     mime = 0;
 234                     vec[vecp++] = --cp;
 235                     continue;
 236
 237                 case DEBUGSW:
 238                     debugsw++;  /* fall */
 239                 case NFILTSW:
 240                 case FRMTSW:
 241                 case NFRMTSW:
 242                 case BITSTUFFSW:
 243                 case NBITSTUFFSW:
 244                 case MSGDSW:
 245                 case NMSGDSW:
 246                 case WATCSW:
 247                 case NWATCSW:
 248                 case MAILSW:
 249                 case SAMLSW:
 250                 case SENDSW:
 251                 case SOMLSW:
 252                 case SNOOPSW:
 253                 case SASLSW:
 254                 case NOSASLSW:
 255                 case TLSSW:
 256                 case NTLSSW:
 257                     vec[vecp++] = --cp;
 258                     continue;
 259
 260                 case ALIASW:
 261                 case FILTSW:
 262                 case WIDTHSW:
 263                 case CLIESW:
 264                 case SERVSW:
 265                 case SASLMECHSW:
 266                 case SASLMXSSFSW:
 267                 case USERSW:
 268                 case PORTSW:
 269                 case MTSSW:
 270                 case MESSAGEIDSW:
 271                     vec[vecp++] = --cp;
 272                     if (!(cp = *argp++) || *cp == '-')
 273                         adios (NULL, "missing argument to %s", argp[-2]);
 274                     vec[vecp++] = cp;
 275                     continue;
 276
 277                 case ATTACHSW:
 278                     if (!(attach = *argp++) || *attach == '-')
 279                         adios (NULL, "missing argument to %s", argp[-2]);
 280                     continue;
 281                 case NOATTACHSW:
 282                     attach = NULL;
 283                     continue;
 284
 285                 case ATTACHFORMATSW:
 286                     if (! *argp || **argp == '-')
 287                         adios (NULL, "missing argument to %s", argp[-1]);
 288                     else {
 289                         attachformat = atoi (*argp);
 290                         if (attachformat < 0 ||
 291                             attachformat > ATTACHFORMATS - 1) {
 292                             advise (NULL, "unsupported attachformat %d",
 293                                     attachformat);
 294                             continue;
 295                         }
 296                     }
 297                     ++argp;
 298                     continue;
 299             }
 300         } else {
 301             msgs[msgp++] = cp;
 302         }
 303     }
 304
 305     /*
 306      * check for "Aliasfile:" profile entry
 307      */
 308     if ((cp = context_find ("Aliasfile"))) {
 309         char *dp = NULL;
 310
 311         for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++) {
 312             vec[vecp++] = "-alias";
 313             vec[vecp++] = *ap;
 314         }
 315     }
 316
 317     if (dfolder == NULL) {
 318         if (msgp == 0) {
 319 #ifdef WHATNOW
 320             if ((cp = getenv ("mhdraft")) && *cp) {
 321                 msgs[msgp++] = cp;
 322                 goto go_to_it;
 323             }
 324 #endif /* WHATNOW */
 325             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 326             if (stat (msgs[0], &st) == NOTOK)
 327                 adios (msgs[0], "unable to stat draft file");
 328             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 329             for (status = LISTDSW; status != YESW;) {
 330                 if (!(argp = getans (cp, anyl)))
 331                     done (1);
 332                 switch (status = smatch (*argp, anyl)) {
 333                     case NOSW:
 334                         done (0);
 335                     case YESW:
 336                         break;
 337                     case LISTDSW:
 338                         showfile (++argp, msgs[0]);
 339                         break;
 340                     default:
 341                         advise (NULL, "say what?");
 342                         break;
 343                 }
 344             }
 345         } else {
 346             for (msgnum = 0; msgnum < msgp; msgnum++)
 347                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 348         }
 349     } else {
 350         if (!context_find ("path"))
 351             free (path ("./", TFOLDER));
 352
 353         if (!msgp)
 354             msgs[msgp++] = "cur";
 355         maildir = m_maildir (dfolder);
 356
 357         if (chdir (maildir) == NOTOK)
 358             adios (maildir, "unable to change directory to");
 359
 360         /* read folder and create message structure */
 361         if (!(mp = folder_read (dfolder)))
 362             adios (NULL, "unable to read folder %s", dfolder);
 363
 364         /* check for empty folder */
 365         if (mp->nummsg == 0)
 366             adios (NULL, "no messages in %s", dfolder);
 367
 368         /* parse all the message ranges/sequences and set SELECTED */
 369         for (msgnum = 0; msgnum < msgp; msgnum++)
 370             if (!m_convert (mp, msgs[msgnum]))
 371                 done (1);
 372         seq_setprev (mp);       /* set the previous-sequence */
 373
 374         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 375             if (is_selected (mp, msgnum)) {
 376                 msgs[msgp++] = getcpy (m_name (msgnum));
 377                 unset_exists (mp, msgnum);
 378             }
 379         }
 380
 381         mp->msgflags |= SEQMOD;
 382         seq_save (mp);
 383     }
 384
 385 #ifdef WHATNOW
 386 go_to_it:
 387 #endif /* WHATNOW */
 388
 389     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 390         if ((cp = context_find ("signature")) && *cp)
 391             m_putenv ("SIGNATURE", cp);
 392
 393     for (msgnum = 0; msgnum < msgp; msgnum++)
 394         if (stat (msgs[msgnum], &st) == NOTOK)
 395             adios (msgs[msgnum], "unable to stat draft file");
 396
 397     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 398         annotext = NULL;
 399     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 400         inplace = atoi (cp);
 401     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 402         altmsg = NULL;  /* used by dist interface - see below */
 403
 404     if ((cp = getenv ("mhdist"))
 405             && *cp
 406             && (distsw = atoi (cp))
 407             && altmsg) {
 408         vec[vecp++] = "-dist";
 409         distfile = getcpy (m_mktemp2 (altmsg, invo_name, NULL, NULL));
 410         unlink(distfile);
 411         if (link (altmsg, distfile) == NOTOK) {
 412             /* Cygwin with FAT32 filesystem produces EPERM. */
 413             if (errno != EXDEV  &&  errno != EPERM
 414 #ifdef EISREMOTE
 415                     && errno != EISREMOTE
 416 #endif /* EISREMOTE */
 417                 )
 418                 adios (distfile, "unable to link %s to", altmsg);
 419             free (distfile);
 420             distfile = getcpy (m_mktemp2(NULL, invo_name, NULL, NULL));
 421             {
 422                 int in, out;
 423                 struct stat st;
 424
 425                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 426                     adios (altmsg, "unable to open");
 427                 fstat(in, &st);
 428                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 429                     adios (distfile, "unable to write");
 430                 cpydata (in, out, altmsg, distfile);
 431                 close (in);
 432                 close (out);
 433             }
 434         }
 435     } else {
 436         distfile = NULL;
 437     }
 438
 439     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 440         st.st_mtime = 0;
 441         st.st_dev = 0;
 442         st.st_ino = 0;
 443     }
 444     if (pushsw)
 445         push ();
 446
 447     status = 0;
 448     closefds (3);
 449
 450     for (msgnum = 0; msgnum < msgp; msgnum++) {
 451         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, attach,
 452                          attachformat)) {
 453             case DONE:
 454                 done (++status);
 455             case NOTOK:
 456                 status++;       /* fall */
 457             case OK:
 458                 break;
 459         }
 460     }
 461
 462     context_save ();    /* save the context file */
 463     done (status);
 464     return 1;
 465 }