49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
/* wcscspn( const wchar_t *, const wchar_t * )
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This file is part of the Public Domain C Library (PDCLib).
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Permission is granted to use, modify, and / or redistribute at will.
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*/
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#include <wchar.h>
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#ifndef REGTEST
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size_t wcscspn( const wchar_t * s1, const wchar_t * s2 )
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{
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size_t len = 0;
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const wchar_t * p;
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while ( s1[len] )
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{
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p = s2;
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while ( *p )
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{
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if ( s1[len] == *p++ )
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{
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return len;
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}
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}
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++len;
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}
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return len;
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}
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#endif
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#ifdef TEST
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#include "_PDCLIB_test.h"
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int main( void )
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{
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TESTCASE( wcscspn( wabcde, L"x" ) == 5 );
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TESTCASE( wcscspn( wabcde, L"xyz" ) == 5 );
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TESTCASE( wcscspn( wabcde, L"zyx" ) == 5 );
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TESTCASE( wcscspn( wabcdx, L"x" ) == 4 );
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TESTCASE( wcscspn( wabcdx, L"xyz" ) == 4 );
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TESTCASE( wcscspn( wabcdx, L"zyx" ) == 4 );
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TESTCASE( wcscspn( wabcde, L"a" ) == 0 );
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TESTCASE( wcscspn( wabcde, L"abc" ) == 0 );
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TESTCASE( wcscspn( wabcde, L"cba" ) == 0 );
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return TEST_RESULTS;
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}
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#endif
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