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- char *substr(dest, source, start, end)
- register char *dest, *source;
- register int start, end;
- {
- register char *p = dest;
- register int n;
-
- n = strlen(source);
- if(start > n)
- start = n - 1;
- if(end > n)
- end = n - 1;
- source += start;
- while(start++ <= end)
- *p++ = *source++;
- *p = '\0';
- return(dest);
- }
-
- char *subnstr(dest, source, start, length)
- register char *dest, *source;
- register int start, length;
- {
- register char *p = dest;
- register int n;
-
- n = strlen(source);
- if(start > n)
- start = n - 1;
- source += start;
- while(*source && (length--))
- *p++ = *source++;
- *p = '\0';
- return(dest);
- }
-