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

   1
   2 /*
   3  * mhtest.c -- test harness for MIME routines
   4  *
   5  * $Id$
   6  *
   7  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   8  * COPYRIGHT file in the root directory of the nmh distribution for
   9  * complete copyright information.
  10  */
  11
  12 #include <h/mh.h>
  13 #include <fcntl.h>
  14 #include <h/signals.h>
  15 #include <h/md5.h>
  16 #include <errno.h>
  17 #include <signal.h>
  18 #include <h/mts.h>
  19 #include <h/tws.h>
  20 #include <h/mime.h>
  21 #include <h/mhparse.h>
  22 #include <h/mhcachesbr.h>
  23 #include <h/utils.h>
  24
  25 #ifdef HAVE_SYS_WAIT_H
  26 # include <sys/wait.h>
  27 #endif
  28
  29 /*
  30  * We allocate space for message names (msgs array)
  31  * this number of elements at a time.
  32  */
  33 #define MAXMSGS  256
  34
  35
  36 static struct swit switches[] = {
  37 #define CHECKSW                 0
  38     { "check", 0 },
  39 #define NCHECKSW                1
  40     { "nocheck", 0 },
  41 #define VERBSW                  2
  42     { "verbose", 0 },
  43 #define NVERBSW                 3
  44     { "noverbose", 0 },
  45 #define FILESW                  4
  46     { "file file", 0 },
  47 #define OUTFILESW               5
  48     { "outfile file", 0 },
  49 #define PARTSW                  6
  50     { "part number", 0 },
  51 #define TYPESW                  7
  52     { "type content", 0 },
  53 #define RCACHESW                8
  54     { "rcache policy", 0 },
  55 #define WCACHESW                9
  56     { "wcache policy", 0 },
  57 #define VERSIONSW              10
  58     { "version", 0 },
  59 #define HELPSW                 11
  60     { "help", 0 },
  61
  62 /*
  63  * switches for debugging
  64  */
  65 #define DEBUGSW                12
  66     { "debug", -5 },
  67     { NULL, 0 }
  68 };
  69
  70
  71 int ebcdicsw = 0;       /* hack for linking purposes */
  72
  73 /* mhparse.c */
  74 extern int checksw;
  75 extern char *tmp;       /* directory to place temp files */
  76
  77 /* mhcachesbr.c */
  78 extern int rcachesw;
  79 extern int wcachesw;
  80 extern char *cache_public;
  81 extern char *cache_private;
  82
  83 /* mhmisc.c */
  84 extern int npart;
  85 extern int ntype;
  86 extern char *parts[NPARTS + 1];
  87 extern char *types[NTYPES + 1];
  88 extern int userrs;
  89
  90 /*
  91  * This is currently needed to keep mhparse happy.
  92  * This needs to be changed.
  93  */
  94 pid_t xpid  = 0;
  95
  96 int debugsw = 0;
  97 int verbosw = 0;
  98
  99 /* The list of top-level contents to display */
 100 CT *cts = NULL;
 101
 102 #define quitser pipeser
 103
 104 /* mhparse.c */
 105 CT parse_mime (char *);
 106
 107 /* mhoutsbr.c */
 108 int output_message (CT, char *);
 109
 110 /* mhmisc.c */
 111 int part_ok (CT, int);
 112 int type_ok (CT, int);
 113 void set_endian (void);
 114 void flush_errors (void);
 115
 116 /* mhfree.c */
 117 void free_content (CT);
 118
 119 /*
 120  * static prototypes
 121  */
 122 static int write_content (CT *, char *);
 123 static RETSIGTYPE pipeser (int);
 124
 125
 126 int
 127 main (int argc, char **argv)
 128 {
 129     int nummsgs, maxmsgs, msgnum, *icachesw;
 130     char *cp, *file = NULL, *folder = NULL;
 131     char *maildir, buf[100], *outfile = NULL;
 132     char **argp, **arguments, **msgs;
 133     struct msgs *mp = NULL;
 134     CT ct, *ctp;
 135
 136 #ifdef LOCALE
 137     setlocale(LC_ALL, "");
 138 #endif
 139     invo_name = r1bindex (argv[0], '/');
 140
 141     /* read user profile/context */
 142     context_read();
 143
 144     arguments = getarguments (invo_name, argc, argv, 1);
 145     argp = arguments;
 146
 147     /*
 148      * Allocate the initial space to record message
 149      * names, ranges, and sequences.
 150      */
 151     nummsgs = 0;
 152     maxmsgs = MAXMSGS;
 153     msgs = (char **) mh_xmalloc ((size_t) (maxmsgs * sizeof(*msgs)));
 154
 155     /*
 156      * Parse arguments
 157      */
 158     while ((cp = *argp++)) {
 159         if (*cp == '-') {
 160             switch (smatch (++cp, switches)) {
 161             case AMBIGSW:
 162                 ambigsw (cp, switches);
 163                 done (1);
 164             case UNKWNSW:
 165                 adios (NULL, "-%s unknown", cp);
 166
 167             case HELPSW:
 168                 snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
 169                         invo_name);
 170                 print_help (buf, switches, 1);
 171                 done (1);
 172             case VERSIONSW:
 173                 print_version(invo_name);
 174                 done (1);
 175
 176             case RCACHESW:
 177                 icachesw = &rcachesw;
 178                 goto do_cache;
 179             case WCACHESW:
 180                 icachesw = &wcachesw;
 181 do_cache:
 182                 if (!(cp = *argp++) || *cp == '-')
 183                     adios (NULL, "missing argument to %s", argp[-2]);
 184                 switch (*icachesw = smatch (cp, caches)) {
 185                 case AMBIGSW:
 186                     ambigsw (cp, caches);
 187                     done (1);
 188                 case UNKWNSW:
 189                     adios (NULL, "%s unknown", cp);
 190                 default:
 191                     break;
 192                 }
 193                 continue;
 194
 195             case CHECKSW:
 196                 checksw++;
 197                 continue;
 198             case NCHECKSW:
 199                 checksw = 0;
 200                 continue;
 201
 202             case PARTSW:
 203                 if (!(cp = *argp++) || *cp == '-')
 204                     adios (NULL, "missing argument to %s", argp[-2]);
 205                 if (npart >= NPARTS)
 206                     adios (NULL, "too many parts (starting with %s), %d max",
 207                            cp, NPARTS);
 208                 parts[npart++] = cp;
 209                 continue;
 210
 211             case TYPESW:
 212                 if (!(cp = *argp++) || *cp == '-')
 213                     adios (NULL, "missing argument to %s", argp[-2]);
 214                 if (ntype >= NTYPES)
 215                     adios (NULL, "too many types (starting with %s), %d max",
 216                            cp, NTYPES);
 217                 types[ntype++] = cp;
 218                 continue;
 219
 220             case FILESW:
 221                 if (!(cp = *argp++) || (*cp == '-' && cp[1]))
 222                     adios (NULL, "missing argument to %s", argp[-2]);
 223                 file = *cp == '-' ? cp : path (cp, TFILE);
 224                 continue;
 225
 226             case OUTFILESW:
 227                 if (!(cp = *argp++) || (*cp == '-' && cp[1]))
 228                     adios (NULL, "missing argument to %s", argp[-2]);
 229                 outfile = *cp == '-' ? cp : path (cp, TFILE);
 230                 continue;
 231
 232             case VERBSW:
 233                 verbosw = 1;
 234                 continue;
 235             case NVERBSW:
 236                 verbosw = 0;
 237                 continue;
 238             case DEBUGSW:
 239                 debugsw = 1;
 240                 continue;
 241             }
 242         }
 243         if (*cp == '+' || *cp == '@') {
 244             if (folder)
 245                 adios (NULL, "only one folder at a time!");
 246             else
 247                 folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
 248         } else {
 249             /*
 250              * Check if we need to allocate more space
 251              * for message names/ranges/sequences.
 252              */
 253             if (nummsgs >= maxmsgs) {
 254                 maxmsgs += MAXMSGS;
 255                 msgs = (char **) mh_xrealloc (msgs,
 256                     (size_t) (maxmsgs * sizeof(*msgs)));
 257             }
 258             msgs[nummsgs++] = cp;
 259         }
 260     }
 261
 262     /* null terminate the list of acceptable parts/types */
 263     parts[npart] = NULL;
 264     types[ntype] = NULL;
 265
 266     set_endian ();
 267
 268     if (outfile == NULL)
 269         adios (NULL, "must specify output file");
 270
 271     /* Check for public cache location */
 272     if ((cache_public = context_find (nmhcache)) && *cache_public != '/')
 273         cache_public = NULL;
 274
 275     /* Check for private cache location */
 276     if (!(cache_private = context_find (nmhprivcache)))
 277         cache_private = ".cache";
 278     cache_private = getcpy (m_maildir (cache_private));
 279
 280     /*
 281      * Check for storage directory.  If specified,
 282      * then store temporary files there.  Else we
 283      * store them in standard nmh directory.
 284      */
 285     if ((cp = context_find (nmhstorage)) && *cp)
 286         tmp = concat (cp, "/", invo_name, NULL);
 287     else
 288         tmp = add (m_maildir (invo_name), NULL);
 289
 290     if (!context_find ("path"))
 291         free (path ("./", TFOLDER));
 292
 293     if (file && nummsgs)
 294         adios (NULL, "cannot specify msg and file at same time!");
 295
 296     /*
 297      * check if message is coming from file
 298      */
 299     if (file) {
 300         if (!(cts = (CT *) calloc ((size_t) 2, sizeof(*cts))))
 301             adios (NULL, "out of memory");
 302         ctp = cts;
 303
 304         if ((ct = parse_mime (file)));
 305             *ctp++ = ct;
 306     } else {
 307         /*
 308          * message(s) are coming from a folder
 309          */
 310         if (!nummsgs)
 311             msgs[nummsgs++] = "cur";
 312         if (!folder)
 313             folder = getfolder (1);
 314         maildir = m_maildir (folder);
 315
 316         if (chdir (maildir) == NOTOK)
 317             adios (maildir, "unable to change directory to");
 318
 319         /* read folder and create message structure */
 320         if (!(mp = folder_read (folder)))
 321             adios (NULL, "unable to read folder %s", folder);
 322
 323         /* check for empty folder */
 324         if (mp->nummsg == 0)
 325             adios (NULL, "no messages in %s", folder);
 326
 327         /* parse all the message ranges/sequences and set SELECTED */
 328         for (msgnum = 0; msgnum < nummsgs; msgnum++)
 329             if (!m_convert (mp, msgs[msgnum]))
 330                 done (1);
 331         seq_setprev (mp);       /* set the previous-sequence */
 332
 333         if (!(cts = (CT *) calloc ((size_t) (mp->numsel + 1), sizeof(*cts))))
 334             adios (NULL, "out of memory");
 335         ctp = cts;
 336
 337         for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 338             if (is_selected(mp, msgnum)) {
 339                 char *msgnam;
 340
 341                 msgnam = m_name (msgnum);
 342                 if ((ct = parse_mime (msgnam)))
 343                     *ctp++ = ct;
 344             }
 345         }
 346     }
 347
 348     if (!*cts)
 349         done (1);
 350
 351     userrs = 1;
 352     SIGNAL (SIGQUIT, quitser);
 353     SIGNAL (SIGPIPE, pipeser);
 354
 355     /*
 356      * Get the associated umask for the relevant contents.
 357      */
 358     for (ctp = cts; *ctp; ctp++) {
 359         struct stat st;
 360
 361         ct = *ctp;
 362         if (type_ok (ct, 1) && !ct->c_umask) {
 363             if (stat (ct->c_file, &st) != NOTOK)
 364                 ct->c_umask = ~(st.st_mode & 0777);
 365             else
 366                 ct->c_umask = ~m_gmprot();
 367         }
 368     }
 369
 370     /*
 371      * Write the content to a file
 372      */
 373     write_content (cts, outfile);
 374
 375     /* Now free all the structures for the content */
 376     for (ctp = cts; *ctp; ctp++)
 377         free_content (*ctp);
 378
 379     free ((char *) cts);
 380     cts = NULL;
 381
 382     /* If reading from a folder, do some updating */
 383     if (mp) {
 384         context_replace (pfolder, folder);/* update current folder  */
 385         seq_setcur (mp, mp->hghsel);      /* update current message */
 386         seq_save (mp);                    /* synchronize sequences  */
 387         context_save ();                  /* save the context file  */
 388     }
 389
 390     return done (0);
 391 }
 392
 393
 394 static int
 395 write_content (CT *cts, char *outfile)
 396 {
 397     CT ct, *ctp;
 398
 399     for (ctp = cts; *ctp; ctp++) {
 400         ct = *ctp;
 401         output_message (ct, outfile);
 402     }
 403
 404     flush_errors ();
 405     return OK;
 406 }
 407
 408
 409 static RETSIGTYPE
 410 pipeser (int i)
 411 {
 412     if (i == SIGQUIT) {
 413         unlink ("core");
 414         fflush (stdout);
 415         fprintf (stderr, "\n");
 416         fflush (stderr);
 417     }
 418
 419     done (1);
 420     /* NOTREACHED */
 421 }
 422
 423
 424 int
 425 done (int status)
 426 {
 427     CT *ctp;
 428
 429     if ((ctp = cts))
 430         for (; *ctp; ctp++)
 431             free_content (*ctp);
 432
 433     exit (status);
 434     return 1;  /* dead code to satisfy the compiler */
 435 }