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         { "fileproc",      &fileproc },
  26         { "listproc",      &listproc },
  27         { "rmmproc",       &rmmproc },
  28         { "sendmail",      &sendmail },
  29         { "sendproc",      &sendproc },
  30         { "whatnowproc",   &whatnowproc },
  31         { NULL, NULL }
  32 };
  33
  34 static struct node **opp = NULL;
  35
  36
  37 void
  38 readconfig(struct node **npp, FILE *ib, char *file, int ctx)
  39 {
  40         register int state;
  41         register char *cp;
  42         char name[NAMESZ], field[BUFSIZ];
  43         register struct node *np;
  44         register struct procstr *ps;
  45
  46         if (npp == NULL && (npp = opp) == NULL) {
  47                 admonish(NULL, "bug: readconfig called but pump not primed");
  48                 return;
  49         }
  50
  51         for (state = FLD;;) {
  52                 switch (state = m_getfld(state, name, field, sizeof(field),
  53                                 ib)) {
  54                 case FLD:
  55                 case FLDPLUS:
  56                 case FLDEOF:
  57                         np = (struct node *) mh_xmalloc(sizeof(*np));
  58                         *npp = np;
  59                         *(npp = &np->n_next) = NULL;
  60                         np->n_name = getcpy(name);
  61                         if (state == FLDPLUS) {
  62                                 cp = getcpy(field);
  63                                 while (state == FLDPLUS) {
  64                                         state = m_getfld(state, name, field,
  65                                                         sizeof(field), ib);
  66                                         cp = add(field, cp);
  67                                 }
  68                                 np->n_field = trimcpy(cp);
  69                                 free(cp);
  70                         } else {
  71                                 np->n_field = trimcpy(field);
  72                         }
  73                         np->n_context = ctx;
  74
  75                         /*
  76                         ** Now scan the list of `procs' and link in
  77                         ** the field value to the global variable.
  78                         */
  79                         for (ps = procs; ps->procname; ps++)
  80                                 if (mh_strcasecmp(np->n_name,
  81                                                 ps->procname) == 0) {
  82                                         *ps->procnaddr = np->n_field;
  83                                         break;
  84                                 }
  85                         if (state == FLDEOF)
  86                                 break;
  87                         continue;
  88
  89                 case BODY:
  90                 case BODYEOF:
  91                         adios(NULL, "no blank lines are permitted in %s",
  92                                         file);
  93
  94                 case FILEEOF:
  95                         break;
  96
  97                 default:
  98                         adios(NULL, "%s is poorly formatted", file);
  99                 }
 100                 break;
 101         }
 102
 103         opp = npp;
 104 }