| 1 | # include "stdio.h" |
| 2 | |
| 3 | recopy (ft, fb, fa, nhash) |
| 4 | FILE *ft, *fb, *fa; |
| 5 | { |
| 6 | /* copy fb (old hash items/pointers) to ft (new ones) */ |
| 7 | int n, i, iflong; |
| 8 | long getl(); |
| 9 | int getw(); |
| 10 | int *hpt_s; |
| 11 | int (*getfun)(); |
| 12 | long *hpt_l; |
| 13 | long k, lp; |
| 14 | if (fa==NULL) |
| 15 | { |
| 16 | err("No old pointers",0); |
| 17 | return; |
| 18 | } |
| 19 | fread(&n, sizeof(n), 1, fa); |
| 20 | fread(&iflong, sizeof(iflong), 1, fa); |
| 21 | if (iflong) |
| 22 | { |
| 23 | hpt_l = calloc(sizeof(*hpt_l), n+1); |
| 24 | n =fread(hpt_l, sizeof(*hpt_l), n, fa); |
| 25 | } |
| 26 | else |
| 27 | { |
| 28 | hpt_s = calloc(sizeof(*hpt_s), n+1); |
| 29 | n =fread(hpt_s, sizeof(*hpt_s), n, fa); |
| 30 | } |
| 31 | if (n!= nhash) |
| 32 | fprintf(stderr, "Changing hash value to old %d\n",n); |
| 33 | fclose(fa); |
| 34 | if (iflong) |
| 35 | getfun = getl; |
| 36 | else |
| 37 | getfun = getw; |
| 38 | for(i=0; i<n; i++) |
| 39 | { |
| 40 | if (iflong) |
| 41 | lp = hpt_l[i]; |
| 42 | else |
| 43 | lp = hpt_s[i]; |
| 44 | fseek(fb, lp, 0); |
| 45 | while ( (k= (*getfun)(fb) ) != -1) |
| 46 | fprintf(ft, "%04d %06ld\n",i,k); |
| 47 | } |
| 48 | fclose(fb); |
| 49 | return(n); |
| 50 | } |