version 1.35, 2002/04/19 02:27:30
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version 1.36, 2002/04/22 09:56:44
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static Array<String> tmp; | static Array<String> tmp; |
return tmp; | return tmp; |
} | } |
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//#define NEWMATCHFUNCTION |
#if 0 // Wildcard String matching function that may be useful in the future |
#if defined NEWMATCHFUNCTION |
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// Wildcard String matching function that may be useful in the future |
// The following code was provided by Bob Blair. | // The following code was provided by Bob Blair. |
// This code needs to be converted to work on Strings instead of const char*'s. |
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// Match two paths which may contain DOS-type wild-cards. |
/* _StringMatch Match input MatchString against a GLOB style pattern |
static const unsigned char * |
Note that MatchChar is the char type so that this source |
matchrange(const unsigned char *range, unsigned char c) { |
in portable to different string types. This is an internal function |
const unsigned char *p = range; |
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const unsigned char *rstart = range + 1; |
Results: The return value is 1 if string matches pattern, and |
const unsigned char *rend = 0; |
0 otherwise. The matching operation permits the following |
unsigned char compchar; |
special characters in the pattern: *?\[] (see the manual |
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entry for details on what these mean). |
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Side effects: None. |
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*/ |
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/* MatchChar defined as a separate entity because this function source used |
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elsewhere was an unsigned char *. Here we use Uint16 to maintain 16 bit |
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size. |
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*/ |
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typedef Uint16 MatchChar; |
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inline Uint16 _ToLower(Uint16 ch) |
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{ |
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#ifdef PEGASUS_HAS_EBCDIC |
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return ch <= 255 ? tolower(char(ch)) : ch; |
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#else |
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return ch <= 127 ? tolower(char(ch)) : ch; |
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#endif |
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} |
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inline Boolean _Equal(MatchChar ch1, MatchChar ch2, int nocase) |
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{ |
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if (nocase) |
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return _ToLower(ch1) == _ToLower(ch2); |
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else |
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return ch1 == ch2; |
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} |
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static const MatchChar * |
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_matchrange(const MatchChar *range, MatchChar c, int nocase) |
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{ |
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const MatchChar *p = range; |
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const MatchChar *rstart = range + 1; |
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const MatchChar *rend = 0; |
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MatchChar compchar; |
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for (rend = rstart; *rend && *rend != ']'; rend++); | for (rend = rstart; *rend && *rend != ']'; rend++); |
if (*rend == ']') { // if there is an end to this thing |
if (*rend == ']') { // if there is an end to this pattern |
for (compchar = *rstart; rstart != rend; rstart++) { | for (compchar = *rstart; rstart != rend; rstart++) { |
if (*rstart == c) |
if (_Equal(*rstart, c, nocase)) |
return ++rend; | return ++rend; |
if (*rstart == '-') { | if (*rstart == '-') { |
rstart++; | rstart++; |
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} | } |
} | } |
} | } |
return (const unsigned char *)0; |
return (const MatchChar *)0; |
} | } |
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static int | static int |
matchem(const unsigned char *thePattern, const unsigned char *theTest) { |
_StringMatch( |
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const MatchChar *testString, |
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const MatchChar *pattern, |
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int nocase ) /* Ignore case if this is true */ |
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{ |
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const MatchChar *pat = pattern; |
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const MatchChar *str = testString; |
unsigned int done = 0; | unsigned int done = 0; |
unsigned int res = 0; // the result: 1 == match | unsigned int res = 0; // the result: 1 == match |
const unsigned char *pat = thePattern; |
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const unsigned char *str = theTest; |
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while (!done) { // main loop walks through pattern and test string | while (!done) { // main loop walks through pattern and test string |
//cerr << "Comparing <" << *pat << "> and <" << *str << ">" << endl; | //cerr << "Comparing <" << *pat << "> and <" << *str << ">" << endl; |
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res = 1; // and match | res = 1; // and match |
} else { //if it doesn't end | } else { //if it doesn't end |
while (!done) { // until we're done | while (!done) { // until we're done |
if (matchem(pat, str)) { // we recurse |
if (_StringMatch(str, pat, nocase)) { // we recurse |
done = 1; //if it recurses true | done = 1; //if it recurses true |
res = 1; // we done and match | res = 1; // we done and match |
} else { //it recurses false | } else { //it recurses false |
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if (*pat == '?') { //pattern is 'any' | if (*pat == '?') { //pattern is 'any' |
pat++, str++; // so move along | pat++, str++; // so move along |
} else if (*pat == '[') { //see if it's a range | } else if (*pat == '[') { //see if it's a range |
pat = matchrange(pat, *str); // and is a match |
pat = _matchrange(pat, *str, nocase); // and is a match |
if (!pat) { //It is not a match | if (!pat) { //It is not a match |
done = 1; // we're done | done = 1; // we're done |
res = 1; // no match | res = 1; // no match |
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str++, pat++; // keep going | str++, pat++; // keep going |
} | } |
} else { // only case left is individual characters | } else { // only case left is individual characters |
if (*pat++ != *str++) // if they don't match |
if (!_Equal(*pat++, *str++, nocase)) // if they don't match |
done = 1; // bail. | done = 1; // bail. |
} | } |
} // end ("pattern is not ambiguous (*)" logic | } // end ("pattern is not ambiguous (*)" logic |
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return res; | return res; |
} | } |
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int |
#else |
Match::compare() { |
//////////////////////////////////////////////////////////////////////////////// |
if (!_pattern || !_test) |
// |
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// String matching routines borrowed from Tcl 8.0: |
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// |
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//////////////////////////////////////////////////////////////////////////////// |
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//////////////////////////////////////////////////////////////////////////////// |
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// |
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// This software is copyrighted by the Regents of the University of |
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// California, Sun Microsystems, Inc., and other parties. The following |
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// terms apply to all files associated with the software unless explicitly |
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// disclaimed in individual files. |
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// |
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// The authors hereby grant permission to use, copy, modify, distribute, |
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// and license this software and its documentation for any purpose, provided |
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// that existing copyright notices are retained in all copies and that this |
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// notice is included verbatim in any distributions. No written agreement, |
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// license, or royalty fee is required for any of the authorized uses. |
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// Modifications to this software may be copyrighted by their authors |
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// and need not follow the licensing terms described here, provided that |
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// the new terms are clearly indicated on the first page of each file where |
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// they apply. |
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// |
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// IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY |
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// FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
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// ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY |
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// DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE |
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// POSSIBILITY OF SUCH DAMAGE. |
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// |
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// THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES, |
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// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, |
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// FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. THIS SOFTWARE |
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// IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE |
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// NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR |
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// MODIFICATIONS. |
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// |
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// GOVERNMENT USE: If you are acquiring this software on behalf of the |
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// U.S. government, the Government shall have only "Restricted Rights" |
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// in the software and related documentation as defined in the Federal |
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// Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you |
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// are acquiring the software on behalf of the Department of Defense, the |
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// software shall be classified as "Commercial Computer Software" and the |
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// Government shall have only "Restricted Rights" as defined in Clause |
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// 252.227-7013 (c) (1) of DFARs. Notwithstanding the foregoing, the |
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// authors grant the U.S. Government and others acting in its behalf |
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// permission to use and distribute the software in accordance with the |
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// terms specified in this license. |
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// |
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//////////////////////////////////////////////////////////////////////////////// |
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/* |
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*---------------------------------------------------------------------- |
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* |
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* Tcl_StringMatch -- |
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* |
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* See if a particular string matches a particular pattern. |
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* |
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* Results: |
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* The return value is 1 if string matches pattern, and |
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* 0 otherwise. The matching operation permits the following |
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* special characters in the pattern: *?\[] (see the manual |
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* entry for details on what these mean). |
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* |
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* Side effects: |
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* None. |
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* |
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*---------------------------------------------------------------------- |
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*/ |
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typedef Uint16 MatchChar; |
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inline Uint16 _ToLower(Uint16 ch) |
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{ |
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#ifdef PEGASUS_HAS_EBCDIC |
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return ch <= 255 ? tolower(char(ch)) : ch; |
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#else |
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return ch <= 127 ? tolower(char(ch)) : ch; |
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#endif |
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} |
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inline Boolean _Equal(Uint16 ch1, Uint16 ch2, int nocase) |
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{ |
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if (nocase) |
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return _ToLower(ch1) == _ToLower(ch2); |
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else |
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return ch1 == ch2; |
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} |
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int _StringMatch( |
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MatchChar *string, /* String. */ |
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MatchChar *pattern, /* Pattern, which may contain special |
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* characters. */ |
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int nocase) /* Ignore case if this is true */ |
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{ |
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MatchChar c2; |
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while (1) { |
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/* See if we're at the end of both the pattern and the string. |
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* If so, we succeeded. If we're at the end of the pattern |
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* but not at the end of the string, we failed. |
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*/ |
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if (*pattern == 0) { |
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if (*string == 0) { |
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return 1; |
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} else { |
return 0; | return 0; |
return matchem(_pattern, _test); |
} |
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} |
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if ((*string == 0) && (*pattern != '*')) { |
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return 0; |
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} |
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/* Check for a "*" as the next pattern character. It matches |
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* any substring. We handle this by calling ourselves |
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* recursively for each postfix of string, until either we |
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* match or we reach the end of the string. |
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*/ |
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if (*pattern == '*') { |
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pattern += 1; |
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if (*pattern == 0) { |
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return 1; |
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} |
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while (1) { |
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if (_StringMatch(string, pattern, nocase)) { |
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return 1; |
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} |
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if (*string == 0) { |
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return 0; |
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} |
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string += 1; |
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} |
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} |
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/* Check for a "?" as the next pattern character. It matches |
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* any single character. |
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*/ |
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if (*pattern == '?') { |
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goto thisCharOK; |
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} |
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/* Check for a "[" as the next pattern character. It is followed |
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* by a list of characters that are acceptable, or by a range |
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* (two characters separated by "-"). |
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*/ |
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if (*pattern == '[') { |
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pattern += 1; |
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while (1) { |
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if ((*pattern == ']') || (*pattern == 0)) { |
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return 0; |
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} |
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if (_Equal(*pattern, *string, nocase)) { |
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break; |
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} |
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if (pattern[1] == '-') { |
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c2 = pattern[2]; |
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if (c2 == 0) { |
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return 0; |
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} |
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if ((*pattern <= *string) && (c2 >= *string)) { |
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break; |
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} |
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if ((*pattern >= *string) && (c2 <= *string)) { |
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break; |
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} |
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pattern += 2; |
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} |
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pattern += 1; |
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} |
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while (*pattern != ']') { |
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if (*pattern == 0) { |
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pattern--; |
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break; |
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} |
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pattern += 1; |
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} |
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goto thisCharOK; |
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} |
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/* If the next pattern character is '/', just strip off the '/' |
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* so we do exact matching on the character that follows. |
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*/ |
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if (*pattern == '\\') { |
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pattern += 1; |
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if (*pattern == 0) { |
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return 0; |
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} |
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} |
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/* There's no special character. Just make sure that the next |
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* characters of each string match. |
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*/ |
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if (!_Equal(*pattern, *string, nocase)) { |
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return 0; |
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} |
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thisCharOK: pattern += 1; |
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string += 1; |
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} |
} | } |
#endif | #endif |
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Boolean String::match(const String& str, const String& pattern) |
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{ |
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return _StringMatch( |
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(Uint16*)str.getData(), (Uint16*)pattern.getData(), 0) != 0; |
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} |
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Boolean String::matchNoCase(const String& str, const String& pattern) |
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{ |
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return _StringMatch( |
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(Uint16*)str.getData(), (Uint16*)pattern.getData(), 1) != 0; |
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} |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |