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- #include <stdio.h>
- #include <string.h>
- int fclfFind(int n, char *txt, int m, char *pat, int pos)
- { int i, j, k;
- int nmatch = 0;
- char *cp;
- cp = strchr(txt, pat[pos]);
- while (cp)
- { i = cp - txt;
- k = i - pos;
- for (j=0; j<m && txt[k] == pat[j]; j++)
- k++;
- if (j == m)
- { nmatch++;
- printf("%d \n", i-pos);
- cp = strchr(txt+i+m, pat[pos]);
- }
- else
- cp = strchr(txt+i+1, pat[pos]);
- }
- return(nmatch);
- }
- Figure 5. First character, low frequency string searching function.
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