diplodocus.org Git - nmh/blob - sbr/readconfig.c

   1
   2 /*
   3  * readconfig.c -- base routine to read nmh configuration files
   4  *              -- such as nmh profile, context file, or mhn.defaults.
   5  *
   6  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   7  * COPYRIGHT file in the root directory of the nmh distribution for
   8  * complete copyright information.
   9  */
  10
  11 #include <h/mh.h>
  12 #include <h/utils.h>
  13
  14 struct procstr {
  15     char *procname;
  16     char **procnaddr;
  17 };
  18
  19 static struct procstr procs[] = {
  20     { "context",       &context },
  21     { "mh-sequences",  &mh_seq },
  22     { "buildmimeproc", &buildmimeproc },
  23     { "faceproc",      &faceproc },
  24     { "fileproc",      &fileproc },
  25     { "formatproc",    &formatproc },
  26     { "incproc",       &incproc },
  27     { "installproc",   &installproc },
  28     { "lproc",         &lproc },
  29     { "mailproc",      &mailproc },
  30     { "mhlproc",       &mhlproc },
  31     { "moreproc",      &moreproc },
  32     { "mshproc",       &mshproc },
  33     { "packproc",      &packproc },
  34     { "postproc",      &postproc },
  35     { "rmmproc",       &rmmproc },
  36     { "sendproc",      &sendproc },
  37     { "showmimeproc",  &showmimeproc },
  38     { "showproc",      &showproc },
  39     { "vmhproc",       &vmhproc },
  40     { "whatnowproc",   &whatnowproc },
  41     { "whomproc",      &whomproc },
  42     { NULL,            NULL }
  43 };
  44
  45 static struct node **opp = NULL;
  46
  47
  48 void
  49 readconfig (struct node **npp, FILE *ib, char *file, int ctx)
  50 {
  51     register int state;
  52     register char *cp;
  53     char name[NAMESZ], field[BUFSIZ];
  54     register struct node *np;
  55     register struct procstr *ps;
  56
  57     if (npp == NULL && (npp = opp) == NULL) {
  58         admonish (NULL, "bug: readconfig called but pump not primed");
  59         return;
  60     }
  61
  62     for (state = FLD;;) {
  63         switch (state = m_getfld (state, name, field, sizeof(field), ib)) {
  64             case FLD:
  65             case FLDPLUS:
  66             case FLDEOF:
  67                 np = (struct node *) mh_xmalloc (sizeof(*np));
  68                 *npp = np;
  69                 *(npp = &np->n_next) = NULL;
  70                 np->n_name = getcpy (name);
  71                 if (state == FLDPLUS) {
  72                     cp = getcpy (field);
  73                     while (state == FLDPLUS) {
  74                         state = m_getfld (state, name, field, sizeof(field), ib);
  75                         cp = add (field, cp);
  76                     }
  77                     np->n_field = trimcpy (cp);
  78                     free (cp);
  79                 } else {
  80                     np->n_field = trimcpy (field);
  81                 }
  82                 np->n_context = ctx;
  83
  84                 /*
  85                  * Now scan the list of `procs' and link in the
  86                  * field value to the global variable.
  87                  */
  88                 for (ps = procs; ps->procname; ps++)
  89                     if (strcmp (np->n_name, ps->procname) == 0) {
  90                         *ps->procnaddr = np->n_field;
  91                         break;
  92                     }
  93                 if (state == FLDEOF)
  94                     break;
  95                 continue;
  96
  97             case BODY:
  98             case BODYEOF:
  99                 adios (NULL, "no blank lines are permitted in %s", file);
 100
 101             case FILEEOF:
 102                 break;
 103
 104             default:
 105                 adios (NULL, "%s is poorly formatted", file);
 106         }
 107         break;
 108     }
 109
 110     opp = npp;
 111 }