git.marmaro.de Git - mmh/blob - sbr/readconfig.c

   1 /*
   2 ** readconfig.c -- base routine to read nmh configuration files
   3 **              -- such as nmh profile, context file, or mhn.defaults.
   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 <h/utils.h>
  12
  13 struct procstr {
  14         char *procname;
  15         char **procnaddr;
  16 };
  17
  18 static struct procstr procs[] = {
  19         { "attachment-header",  &attach_hdr },
  20         { "context",       &context },
  21         { "mh-sequences",  &mh_seq },
  22         { "draft-folder",  &draftfolder },
  23         { "listproc",      &listproc },
  24         { "sendmail",      &sendmail },
  25         { "trash-folder",  &trashfolder },
  26         { "whatnowproc",   &whatnowproc },
  27         { NULL, NULL }
  28 };
  29
  30 static struct node **opp = NULL;
  31
  32
  33 void
  34 readconfig(struct node **npp, FILE *ib, char *file, int ctx)
  35 {
  36         register int state;
  37         register char *cp;
  38         char name[NAMESZ], field[BUFSIZ];
  39         register struct node *np;
  40         register struct procstr *ps;
  41
  42         if (npp == NULL && (npp = opp) == NULL) {
  43                 admonish(NULL, "bug: readconfig called but pump not primed");
  44                 return;
  45         }
  46
  47         for (state = FLD;;) {
  48                 switch (state = m_getfld(state, name, field, sizeof(field),
  49                                 ib)) {
  50                 case FLD:
  51                 case FLDPLUS:
  52                 case FLDEOF:
  53                         np = (struct node *) mh_xmalloc(sizeof(*np));
  54                         *npp = np;
  55                         *(npp = &np->n_next) = NULL;
  56                         np->n_name = getcpy(name);
  57                         if (state == FLDPLUS) {
  58                                 cp = getcpy(field);
  59                                 while (state == FLDPLUS) {
  60                                         state = m_getfld(state, name, field,
  61                                                         sizeof(field), ib);
  62                                         cp = add(field, cp);
  63                                 }
  64                                 np->n_field = trimcpy(cp);
  65                                 free(cp);
  66                         } else {
  67                                 np->n_field = trimcpy(field);
  68                         }
  69                         np->n_context = ctx;
  70
  71                         /*
  72                         ** Now scan the list of `procs' and link in
  73                         ** the field value to the global variable.
  74                         */
  75                         for (ps = procs; ps->procname; ps++)
  76                                 if (mh_strcasecmp(np->n_name,
  77                                                 ps->procname) == 0) {
  78                                         *ps->procnaddr = np->n_field;
  79                                         break;
  80                                 }
  81                         if (state == FLDEOF)
  82                                 break;
  83                         continue;
  84
  85                 case BODY:
  86                 case BODYEOF:
  87                         adios(NULL, "no blank lines are permitted in %s",
  88                                         file);
  89
  90                 case FILEEOF:
  91                         break;
  92
  93                 default:
  94                         adios(NULL, "%s is poorly formatted", file);
  95                 }
  96                 break;
  97         }
  98
  99         opp = npp;
 100 }