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