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Annotation of 3BSD/cmd/spell/spellin.c, revision 1.1.1.1

1.1       root        1: #include "spell.h"
                      2: /* add entries to hash table for use by spell
                      3:    preexisting hash table is first argument
                      4:    words to be added are standard input
                      5:    if no hash table is given, create one from scratch
                      6: */
                      7: 
                      8: main(argc,argv)
                      9: char **argv;
                     10: {
                     11:        register i, j;
                     12:        long h;
                     13:        register long *lp;
                     14:        char word[NW];
                     15:        register char *wp;
                     16: 
                     17:        if(!prime(argc,argv)) {
                     18:                fprintf(stderr,
                     19:                    "spellin: cannot initialize hash table\n");
                     20:                exit(1);
                     21:        }
                     22:        while (fgets(word, sizeof(word), stdin)) {
                     23:                for (i=0; i<NP; i++) {
                     24:                        for (wp = word, h = 0, lp = pow2[i];
                     25:                                 (j = *wp) != '\0'; ++wp, ++lp)
                     26:                                h += j * *lp;
                     27:                        h %= p[i];
                     28:                        set(h);
                     29:                }
                     30:        }
                     31: #ifdef gcos
                     32:        freopen((char *)NULL, "wi", stdout);
                     33: #endif
                     34:        if (fwrite((char *)tab, sizeof(*tab), TABSIZE, stdout) != TABSIZE) {
                     35:                fprintf(stderr,
                     36:                    "spellin: trouble writing hash table\n");
                     37:                exit(1);
                     38:        }
                     39:        return(0);
                     40: }

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