diplodocus.org Git - nmh/blob - docs/historical/mh-jun-1982/subs/m_update.c

   1 #ifdef COMMENT
   2         Proprietary Rand Corporation, 1981.
   3         Further distribution of this software
   4         subject to the terms of the Rand
   5         license agreement.
   6 #endif
   7
   8 #include "../mh.h"
   9 #include <stdio.h>
  10 #include <signal.h>
  11
  12 char    defpath[];
  13
  14 m_update()
  15 {
  16         FILE *out;
  17         register struct node *np;
  18         int (*save)();
  19
  20         if(def_flags & DEFMOD) {
  21                 save = signal(SIGINT, SIG_IGN);
  22                 if((out = fopen(defpath, "w")) == NULL) {
  23                         fprintf(stderr, "Can't create %s!!\n", defpath);
  24                         done(1);
  25                 }
  26                 for(np = m_defs; np; np = np->n_next)
  27                         fprintf(out, "%s: %s\n", np->n_name, np->n_field);
  28                 VOID fclose(out);
  29                 VOID signal(SIGINT, save);
  30                 def_flags &= ~DEFMOD;
  31         }
  32 }