| /*============================================================================ |
| KWSys - Kitware System Library |
| Copyright 2000-2009 Kitware, Inc., Insight Software Consortium |
| |
| Distributed under the OSI-approved BSD License (the "License"); |
| see accompanying file Copyright.txt for details. |
| |
| This software is distributed WITHOUT ANY WARRANTY; without even the |
| implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the License for more information. |
| ============================================================================*/ |
| #ifdef KWSYS_STRING_C |
| /* |
| All code in this source file is conditionally compiled to work-around |
| template definition auto-search on VMS. Other source files in this |
| directory that use the stl string cause the compiler to load this |
| source to try to get the definition of the string template. This |
| condition blocks the compiler from seeing the symbols defined here. |
| */ |
| #include "kwsysPrivate.h" |
| #include KWSYS_HEADER(String.h) |
| |
| /* Work-around CMake dependency scanning limitation. This must |
| duplicate the above list of headers. */ |
| #if 0 |
| # include "String.h.in" |
| #endif |
| |
| /* Select an implementation for strcasecmp. */ |
| #if defined(_MSC_VER) |
| # define KWSYS_STRING_USE_STRICMP |
| # include <string.h> |
| #elif defined(__GNUC__) |
| # define KWSYS_STRING_USE_STRCASECMP |
| # include <strings.h> |
| #else |
| /* Table to convert upper case letters to lower case and leave all |
| other characters alone. */ |
| static char kwsysString_strcasecmp_tolower[] = |
| { |
| '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', |
| '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', |
| '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', |
| '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037', |
| '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047', |
| '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057', |
| '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067', |
| '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077', |
| '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147', |
| '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', |
| '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', |
| '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137', |
| '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147', |
| '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157', |
| '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167', |
| '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177', |
| '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207', |
| '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217', |
| '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227', |
| '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237', |
| '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247', |
| '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257', |
| '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267', |
| '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277', |
| '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307', |
| '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317', |
| '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327', |
| '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337', |
| '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347', |
| '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357', |
| '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367', |
| '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377' |
| }; |
| #endif |
| |
| /*--------------------------------------------------------------------------*/ |
| int kwsysString_strcasecmp(const char* lhs, const char* rhs) |
| { |
| #if defined(KWSYS_STRING_USE_STRICMP) |
| return _stricmp(lhs, rhs); |
| #elif defined(KWSYS_STRING_USE_STRCASECMP) |
| return strcasecmp(lhs, rhs); |
| #else |
| const char* const lower = kwsysString_strcasecmp_tolower; |
| unsigned char const* us1 = (unsigned char const*)lhs; |
| unsigned char const* us2 = (unsigned char const*)rhs; |
| int result; |
| while((result = lower[*us1] - lower[*us2++], result == 0) && *us1++) |
| { |
| } |
| return result; |
| #endif |
| } |
| |
| /*--------------------------------------------------------------------------*/ |
| int kwsysString_strncasecmp(const char* lhs, const char* rhs, size_t n) |
| { |
| #if defined(KWSYS_STRING_USE_STRICMP) |
| return _strnicmp(lhs, rhs, n); |
| #elif defined(KWSYS_STRING_USE_STRCASECMP) |
| return strncasecmp(lhs, rhs, n); |
| #else |
| const char* const lower = kwsysString_strcasecmp_tolower; |
| unsigned char const* us1 = (unsigned char const*)lhs; |
| unsigned char const* us2 = (unsigned char const*)rhs; |
| int result = 0; |
| while(n && (result = lower[*us1] - lower[*us2++], result == 0) && *us1++) |
| { |
| --n; |
| } |
| return result; |
| #endif |
| } |
| |
| #endif /* KWSYS_STRING_C */ |