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9ff72a83bd
This is to give a home to strtok_len. It's a bit silly to add a header for one routine, but it needs to be shared between several compilation units (or at least that's the most natural design).
22 lines
514 B
C
22 lines
514 B
C
#ifndef _STRING_UTIL_H
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#define _STRING_UTIL_H
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#include <string.h>
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/* like strtok(3), but without state, and doesn't modify s. Return
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* value is indicated by pointer and length, not null terminator.
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*
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* Usage pattern:
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*
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* const char *tok = input;
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* const char *delim = " \t";
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* size_t tok_len = 0;
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*
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* while ((tok = strtok_len (tok + tok_len, delim, &tok_len)) != NULL) {
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* // do stuff with string tok of length tok_len
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* }
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*/
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char *strtok_len (char *s, const char *delim, size_t *len);
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#endif
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