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         { "backup-prefix", &backup_prefix },
  23         { "draft-folder",  &draftfolder },
  24         { "altmsg-link",   &altmsglink },
  25         { "listproc",      &listproc },
  26         { "sendmail",      &sendmail },
  27         { "trash-folder",  &trashfolder },
  28         { "whatnowproc",   &whatnowproc },
  29         { NULL, NULL }
  30 };
  31
  32 static struct node **opp = NULL;
  33
  34
  35 void
  36 readconfig(struct node **npp, FILE *ib, char *file, int ctx)
  37 {
  38         register int state;
  39         register char *cp;
  40         char name[NAMESZ], field[BUFSIZ];
  41         register struct node *np;
  42         register struct procstr *ps;
  43
  44         if (npp == NULL && (npp = opp) == NULL) {
  45                 admonish(NULL, "bug: readconfig called but pump not primed");
  46                 return;
  47         }
  48
  49         for (state = FLD;;) {
  50                 switch (state = m_getfld(state, name, field, sizeof(field),
  51                                 ib)) {
  52                 case FLD:
  53                 case FLDPLUS:
  54                 case FLDEOF:
  55                         np = (struct node *) mh_xmalloc(sizeof(*np));
  56                         *npp = np;
  57                         *(npp = &np->n_next) = NULL;
  58                         np->n_name = getcpy(name);
  59                         if (state == FLDPLUS) {
  60                                 cp = getcpy(field);
  61                                 while (state == FLDPLUS) {
  62                                         state = m_getfld(state, name, field,
  63                                                         sizeof(field), ib);
  64                                         cp = add(field, cp);
  65                                 }
  66                                 np->n_field = trimcpy(cp);
  67                                 free(cp);
  68                         } else {
  69                                 np->n_field = trimcpy(field);
  70                         }
  71                         np->n_context = ctx;
  72
  73                         /*
  74                         ** Now scan the list of `procs' and link in
  75                         ** the field value to the global variable.
  76                         */
  77                         for (ps = procs; ps->procname; ps++)
  78                                 if (mh_strcasecmp(np->n_name,
  79                                                 ps->procname) == 0) {
  80                                         *ps->procnaddr = np->n_field;
  81                                         break;
  82                                 }
  83                         if (state == FLDEOF)
  84                                 break;
  85                         continue;
  86
  87                 case BODY:
  88                 case BODYEOF:
  89                         adios(NULL, "no blank lines are permitted in %s",
  90                                         file);
  91
  92                 case FILEEOF:
  93                         break;
  94
  95                 default:
  96                         adios(NULL, "%s is poorly formatted", file);
  97                 }
  98                 break;
  99         }
 100
 101         opp = npp;
 102 }