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), ib)) {
  60                         case FLD:
  61                         case FLDPLUS:
  62                         case FLDEOF:
  63                                 np = (struct node *) mh_xmalloc(sizeof(*np));
  64                                 *npp = np;
  65                                 *(npp = &np->n_next) = NULL;
  66                                 np->n_name = getcpy(name);
  67                                 if (state == FLDPLUS) {
  68                                         cp = getcpy(field);
  69                                         while (state == FLDPLUS) {
  70                                                 state = m_getfld(state, name, field, sizeof(field), ib);
  71                                                 cp = add(field, cp);
  72                                         }
  73                                         np->n_field = trimcpy(cp);
  74                                         free(cp);
  75                                 } else {
  76                                         np->n_field = trimcpy(field);
  77                                 }
  78                                 np->n_context = ctx;
  79
  80                                 /*
  81                                 ** Now scan the list of `procs' and link in
  82                                 ** the field value to the global variable.
  83                                 */
  84                                 for (ps = procs; ps->procname; ps++)
  85                                         if (mh_strcasecmp(np->n_name,
  86                                                         ps->procname) == 0) {
  87                                                 *ps->procnaddr = np->n_field;
  88                                                 break;
  89                                         }
  90                                 if (state == FLDEOF)
  91                                         break;
  92                                 continue;
  93
  94                         case BODY:
  95                         case BODYEOF:
  96                                 adios(NULL, "no blank lines are permitted in %s", file);
  97
  98                         case FILEEOF:
  99                                 break;
 100
 101                         default:
 102                                 adios(NULL, "%s is poorly formatted", file);
 103                 }
 104                 break;
 105         }
 106
 107         opp = npp;
 108 }