diplodocus.org Git - nmh/blob - config/config.c

   1
   2 /*
   3  * config.c -- master nmh configuration file
   4  *
   5  * $Id$
   6  */
   7
   8 #include <h/mh.h>
   9
  10 #ifdef MHRC
  11 # include <pwd.h>
  12 #endif
  13
  14 #define nmhbindir(file) NMHBINDIR#file
  15 #define nmhetcdir(file) NMHETCDIR#file
  16 #define nmhlibdir(file) NMHLIBDIR#file
  17
  18
  19 /*
  20  * Find the location of a format or configuration
  21  * file, and return its absolute pathname.
  22  *
  23  * 1) If already absolute pathname, then leave unchanged.
  24  * 2) Next, if it begins with ~user, then expand it.
  25  * 3) Next, check in nmh Mail directory.
  26  * 4) Next, check in nmh `etc' directory.
  27  *
  28  */
  29
  30 char *
  31 etcpath (char *file)
  32 {
  33     static char epath[PATH_MAX];
  34     char *cp;
  35 #ifdef MHRC
  36     char *pp;
  37     struct passwd *pw;
  38 #endif
  39
  40 #ifdef MHRC
  41     context_read();
  42 #endif
  43
  44     switch (*file) {
  45         case '/':
  46             /* If already absolute pathname, return it */
  47             return file;
  48
  49 #ifdef MHRC
  50         case '~':
  51             /* Expand ~username */
  52             if ((cp = strchr(pp = file + 1, '/')))
  53                 *cp++ = '\0';
  54             if (*pp == '\0') {
  55                 pp = mypath;
  56             } else {
  57                 if ((pw = getpwnam (pp)))
  58                     pp = pw->pw_dir;
  59                 else {
  60                     if (cp)
  61                         *--cp = '/';
  62                     goto try_it;
  63                 }
  64             }
  65
  66             snprintf (epath, sizeof(epath), "%s/%s", pp, cp ? cp : "");
  67             if (cp)
  68                 *--cp = '/';
  69
  70             if (access (epath, R_OK) != NOTOK)
  71                 return epath;   /* else fall */
  72 try_it:
  73 #endif /* MHRC */
  74
  75         default:
  76             /* Check nmh Mail directory */
  77             if (access ((cp = m_mailpath (file)), R_OK) != NOTOK)
  78                 return cp;
  79     }
  80
  81     /* Check nmh `etc' directory */
  82     snprintf (epath, sizeof(epath), nmhetcdir(/%s), file);
  83     return (access (epath, R_OK) != NOTOK ? epath : file);
  84 }
  85
  86
  87 /*
  88  * Standard yes/no switches structure
  89  */
  90
  91 struct swit anoyes[] = {
  92     { "no", 0 },
  93     { "yes", 0 },
  94     { NULL, 0 }
  95 };
  96
  97 /*
  98  * nmh constants
  99  */
 100
 101 /* initial profile for new users */
 102 char *mh_defaults = nmhetcdir (/mh.profile);
 103
 104 /* default name of user profile */
 105 char *mh_profile = ".mh_profile";
 106
 107 /* name of current message "sequence" */
 108 char *current = "cur";
 109
 110 /* standard component files */
 111 char *components = "components";                /* comp         */
 112 char *replcomps = "replcomps";                  /* repl         */
 113 char *replgroupcomps = "replgroupcomps";        /* repl -group  */
 114 char *forwcomps = "forwcomps";                  /* forw         */
 115 char *distcomps = "distcomps";                  /* dist         */
 116 char *rcvdistcomps = "rcvdistcomps";            /* rcvdist      */
 117 char *digestcomps = "digestcomps";              /* forw -digest */
 118
 119 /* standard format (filter) files */
 120 char *mhlformat = "mhl.format";                 /* show         */
 121 char *mhlreply = "mhl.reply";                   /* repl -filter */
 122 char *mhlforward = "mhl.forward";               /* forw -filter */
 123
 124 char *draft = "draft";
 125
 126 char *inbox = "Inbox";
 127 char *defaultfolder = "inbox";
 128
 129 char *pfolder = "Current-Folder";
 130 char *usequence = "Unseen-Sequence";
 131 char *psequence = "Previous-Sequence";
 132 char *nsequence = "Sequence-Negation";
 133
 134 /* profile entries for storage locations */
 135 char *nmhstorage = "nmh-storage";
 136 char *nmhcache = "nmh-cache";
 137 char *nmhprivcache = "nmh-private-cache";
 138
 139 /* profile entry for external ftp access command */
 140 char *nmhaccessftp = "nmh-access-ftp";
 141
 142 char *mhlibdir = NMHLIBDIR;
 143 char *mhetcdir = NMHETCDIR;
 144
 145 /*
 146  * nmh not-so constants
 147  */
 148
 149 /*
 150  * Default name for the nmh context file.
 151  */
 152 char *context = "context";
 153
 154 /*
 155  * Default name of file for public sequences.  If NULL,
 156  * then nmh will use private sequences by default, unless the
 157  * user defines a value using the "mh-sequences" profile entry.
 158  */
 159 #ifdef NOPUBLICSEQ
 160 char *mh_seq = NULL;
 161 #else
 162 char *mh_seq = ".mh_sequences";
 163 #endif
 164
 165 /*
 166  * nmh globals
 167  */
 168
 169 char ctxflags;          /* status of user's context   */
 170 char *invo_name;        /* command invocation name    */
 171 char *mypath;           /* user's $HOME               */
 172 char *defpath;          /* pathname of user's profile */
 173 char *ctxpath;          /* pathname of user's context */
 174 struct node *m_defs;    /* profile/context structure  */
 175
 176 /*
 177  * nmh processes
 178  */
 179
 180 /*
 181  * This is the program to process MIME composition files
 182  */
 183 char *buildmimeproc = nmhbindir (/mhbuild);
 184 /*
 185  * This is the program to `cat' a file.
 186  */
 187 char *catproc = "/bin/cat";
 188
 189 /*
 190  * mhl runs this program as a visual-end.
 191  */
 192
 193 char *faceproc = NULL;
 194
 195 /*
 196  * This program is usually called directly by users, but it is
 197  * also invoked by the post program to process an "Fcc", or by
 198  * comp/repl/forw/dist to refile a draft message.
 199  */
 200
 201 char *fileproc = nmhbindir (/refile);
 202
 203 /*
 204  * This program is called to incorporate messages into a folder.
 205  */
 206
 207 char *incproc = nmhbindir (/inc);
 208
 209 /*
 210  * When a user runs an nmh program for the first time, this program
 211  * is called to create his nmh profile, and mail directory.
 212  */
 213
 214 char *installproc = nmhlibdir (/install-mh);
 215
 216 /*
 217  * This is the default program invoked by a "list" response
 218  * at the "What now?" prompt.  It is also used by the draft
 219  * folder facility in comp/dist/forw/repl to display the
 220  * draft message.
 221  */
 222
 223 char *lproc = DEFAULT_PAGER;
 224
 225 /*
 226  * This is the path for the Bell equivalent mail program.
 227  */
 228
 229 char *mailproc = nmhbindir (/mhmail);
 230
 231 /*
 232  * This is used by mhl as a front-end.  It is also used
 233  * by mhn as the default method of displaying message bodies
 234  * or message parts of type text/plain.
 235  */
 236
 237 char *moreproc = DEFAULT_PAGER;
 238
 239 /*
 240  * This is the program (mhl) used to filter messages.  It is
 241  * used by mhn to filter and display the message headers of
 242  * MIME messages.  It is used by repl/forw (with -filter)
 243  * to filter the message to which you are replying/forwarding.
 244  * It is used by send/post (with -filter) to filter the message
 245  * for "Bcc:" recipients.
 246  */
 247
 248 char *mhlproc = nmhlibdir (/mhl);
 249
 250 /*
 251  * This is the super handy BBoard reading program, which is
 252  * really just the nmh shell program.
 253  */
 254
 255 char *mshproc = nmhbindir (/msh);
 256
 257 /*
 258  * This program is called to pack a folder.
 259  */
 260
 261 char *packproc = nmhbindir (/packf);
 262
 263 /*
 264  * This is the delivery program called by send to actually
 265  * deliver mail to users.  This is the interface to the MTS.
 266  */
 267
 268 char *postproc = nmhlibdir (/post);
 269
 270 /*
 271  * This is program is called by slocal to handle
 272  * the action `folder' or `+'.
 273  */
 274
 275 char *rcvstoreproc = nmhlibdir (/rcvstore);
 276
 277 /*
 278  * This program is called to remove a folder.
 279  */
 280
 281 char *rmfproc = nmhbindir (/rmf);
 282
 283 /*
 284  * This program is called to remove a message by rmm or refile -nolink.
 285  * It's usually empty, which means to rename the file to a backup name.
 286  */
 287
 288 char *rmmproc = NULL;
 289
 290 /*
 291  * This program is usually called by the user's whatnowproc, but it
 292  * may also be called directly to send a message previously composed.
 293  */
 294
 295 char *sendproc = nmhbindir (/send);
 296
 297 /*
 298  * This is the path to the program used by "show"
 299  * to display non-text (MIME) messages.
 300  */
 301
 302 char *showmimeproc = nmhbindir (/mhshow);
 303
 304 /*
 305  * This is the default program called by "show" to filter
 306  * and display standard text (non-MIME) messages.  It can be
 307  * changed to a pager (such as "more" or "less") if you prefer
 308  * that such message not be filtered in any way.
 309  */
 310
 311 char *showproc = nmhlibdir (/mhl);
 312
 313 /*
 314  * This program is called by vmh as the back-end to the window management
 315  * protocol
 316  */
 317
 318 char *vmhproc = nmhbindir (/msh);
 319
 320 /*
 321  * This program is called after comp, et. al., have built a draft
 322  */
 323
 324 char *whatnowproc = nmhbindir (/whatnow);
 325
 326 /*
 327  * This program is called to list/validate the addresses in a message.
 328  */
 329
 330 char *whomproc = nmhbindir (/whom);
 331
 332 /*
 333  * This is the editor invoked by the various message
 334  * composition programs.  It SHOULD be a full screen
 335  * editor, such as vi or emacs, but any editor will work.
 336  */
 337
 338 char *defaulteditor = DEFAULT_EDITOR;
 339
 340 /*
 341  * This is the global nmh alias file.  It is somewhat obsolete, since
 342  * global aliases should be handled by the Mail Transport Agent (MTA).
 343  */
 344
 345 char *AliasFile = nmhetcdir (/MailAliases);
 346
 347 /*
 348  * File protections
 349  */
 350
 351 /*
 352  * Folders (directories) are created with this protection (mode)
 353  */
 354
 355 char *foldprot = DEFAULT_FOLDER_MODE;
 356
 357 /*
 358  * Every NEW message will be created with this protection.  When a
 359  * message is filed it retains its protection, so this only applies
 360  * to messages coming in through inc.
 361  */
 362
 363 char *msgprot = DEFAULT_MESSAGE_MODE;
 364