qse/qse/lib/cmn/str-spn.c

106 lines
2.1 KiB
C

/*
* $Id$
*
Copyright 2006-2014 Chung, Hyung-Hwan.
This file is part of QSE.
QSE is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
QSE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with QSE. If not, see <http://www.gnu.org/licenses/>.
*/
#include <qse/cmn/str.h>
qse_size_t qse_mbsspn (const qse_mchar_t* str1, const qse_mchar_t* str2)
{
const qse_mchar_t* p1, * p2;
qse_size_t n = 0;
for (p1 = str1; *p1 != QSE_MT('\0'); p1++)
{
for (p2 = str2; *p2 != QSE_MT('\0'); p2++)
{
if (*p2 == *p1) goto matched;
}
/* didn't match anything */
break;
matched:
n++;
}
return n;
}
qse_size_t qse_wcsspn (const qse_wchar_t* str1, const qse_wchar_t* str2)
{
const qse_wchar_t* p1, * p2;
qse_size_t n = 0;
for (p1 = str1; *p1 != QSE_WT('\0'); p1++)
{
for (p2 = str2; *p2 != QSE_WT('\0'); p2++)
{
if (*p2 == *p1) goto matched;
}
/* didn't match anything */
break;
matched:
n++;
}
return n;
}
qse_size_t qse_mbscspn (const qse_mchar_t* str1, const qse_mchar_t* str2)
{
const qse_mchar_t* p1, * p2;
qse_size_t n = 0;
for (p1 = str1; *p1 != QSE_WT('\0'); p1++)
{
for (p2 = str2; *p2 != QSE_WT('\0'); p2++)
{
if (*p2 == *p1) goto done;
}
/* didn't match anything. increment the length */
n++;
}
done:
return n;
}
qse_size_t qse_wcscspn (const qse_wchar_t* str1, const qse_wchar_t* str2)
{
const qse_wchar_t* p1, * p2;
qse_size_t n = 0;
for (p1 = str1; *p1 != QSE_WT('\0'); p1++)
{
for (p2 = str2; *p2 != QSE_WT('\0'); p2++)
{
if (*p2 == *p1) goto done;
}
/* didn't match anything. increment the length */
n++;
}
done:
return n;
}