21 lines
486 B
C
21 lines
486 B
C
#include <libowfat/byte.h>
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#include "ldif.h"
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#include "bstr.h"
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/* behave like strcmp, but also return 0 if s is a prefix of c. */
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int matchprefix(const struct string* s,const char* c) {
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unsigned int l,l1,i;
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if (!c) return -1;
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l1=l=bstrlen(c);
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if (s->l<l1) l1=s->l;
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c=bstrfirst(c);
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i=byte_diff(s->s,l1,c);
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if (i) return i;
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/* one is a prefix of the other */
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if (l==s->l) return 0;
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if (c[l1]) /* is c the longer string? */
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return 0;
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return -(int)(s->s[l1]);
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}
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