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#ifndef _STRING_UTIL_H
#define _STRING_UTIL_H
#include <string.h>
/* like strtok(3), but without state, and doesn't modify s. Return
* value is indicated by pointer and length, not null terminator.
*
* Usage pattern:
*
* const char *tok = input;
* const char *delim = " \t";
* size_t tok_len = 0;
*
* while ((tok = strtok_len (tok + tok_len, delim, &tok_len)) != NULL) {
* // do stuff with string tok of length tok_len
* }
*/
char *strtok_len (char *s, const char *delim, size_t *len);
#endif
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