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strmatch.cpp
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strmatch.cpp
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#include <algorithm> // for std::reverse
#include <string.h>
#include <vector>
#include "./strmatch.hpp"
#include "../definitions/typeDef.h"
//--------------------------------------------------------------------------------------------------------
// strmatch()
bool sstd::strmatch(
const char* str, // target string to search
const char* wildcard // wild card ('*' and '?' are available.)
){
if (*wildcard=='\0'){ return '\0' == *str;
}else if(*wildcard=='*' ){ return strmatch(str, wildcard+1) || (('\0' != *str) && strmatch(str+1, wildcard));
}else if(*wildcard=='?' ){ return ('\0' != *str) && strmatch(str+1, wildcard+1);
} else { return ((uchar)*wildcard == (uchar)*str) && strmatch(str+1, wildcard+1);
}
}
bool sstd::strmatch(const char* str, const std::string& wildcard){ return sstd::strmatch(str , wildcard.c_str()); }
bool sstd::strmatch(const std::string& str, const char* wildcard){ return sstd::strmatch(str.c_str(), wildcard ); }
bool sstd::strmatch(const std::string& str, const std::string& wildcard){ return sstd::strmatch(str.c_str(), wildcard.c_str()); }
//--------------------------------------------------------------------------------------------------------
bool sstd::pathmatch(
const char* str, // target string to search
const char* wildcard // wild card ('*' and '?' are available.)
){
if (*wildcard=='\0'){ return '\0' == *str;
}else if(*wildcard=='*' ){ return pathmatch(str, wildcard+1) || (('\0' != *str) && ('/' != *str) && ('\\' != *str) && pathmatch(str+1, wildcard));
}else if(*wildcard=='?' ){ return ('\0' != *str) && ('/' != *str) && ('\\' != *str) && pathmatch(str+1, wildcard+1);
} else { return ((uchar)*wildcard == (uchar)*str) && pathmatch(str+1, wildcard+1);
}
}
bool sstd::pathmatch(const char* str, const std::string& wildcard){ return sstd::pathmatch(str , wildcard.c_str()); }
bool sstd::pathmatch(const std::string& str, const char* wildcard){ return sstd::pathmatch(str.c_str(), wildcard ); }
bool sstd::pathmatch(const std::string& str, const std::string& wildcard){ return sstd::pathmatch(str.c_str(), wildcard.c_str()); }
//--------------------------------------------------------------------------------------------------------
// strmatch_getWC()
/*
bool getWC_entity(
const char* str, // target string to search
const char* wildcard, // wild card ('*' and '?' are available.)
std::string& retWC // returning a string that matches the wild card
){
if(*wildcard=='\0'){
return '\0' == *str;
}else if(*wildcard=='*'){
bool retL = getWC_entity(str, wildcard+1, retWC);
bool retR = (('\0' != *str) && getWC_entity(str+1, wildcard, retWC));
if(retR && '\0'!=*str){ retWC += *str; }
return retL || retR;
}else if(*wildcard=='?'){
bool ret = ('\0' != *str) && getWC_entity(str+1, wildcard+1, retWC);
if(ret && '\0'!=*str){ retWC += *str; }
return ret;
}else{
return ((uchar)*wildcard == (uchar)*str) && getWC_entity(str+1, wildcard+1, retWC);
}
}
bool sstd::strmatch_getWC(
const char* str, // target string to search
const char* wildcard, // wild card ('*' and '?' are available.)
std::string& retWC // returning a string that matches the wild card
){
retWC.clear();
bool ret = getWC_entity(str, wildcard, retWC);
if(!ret){ retWC.clear(); }
std::reverse(retWC.begin(), retWC.end());
return ret;
}
// This code is optimized like below code. (removing std::reverse()).
//*/
bool getWC_entity(
const char* str, // target string to search
const char* wildcard, // wild card ('*' and '?' are available.)
std::string& retWC // returning a string that matches the wild card
){
if(*wildcard=='\0'){
return '\0' == *str;
}else if(*wildcard=='*'){
bool retL = getWC_entity(str, wildcard+1, retWC);
if('\0'!=*str){ retWC += *str; }
bool retR = (('\0' != *str) && getWC_entity(str+1, wildcard, retWC));
if(!retR && '\0'!=*str){ retWC.erase(--retWC.end()); }
return retL || retR;
}else if(*wildcard=='?'){
if('\0'!=*str){ retWC += *str; }
bool ret = ('\0' != *str) && getWC_entity(str+1, wildcard+1, retWC);
if(!ret && '\0'!=*str){ retWC.erase(--retWC.end()); }
return ret;
}else{
return ((uchar)*wildcard == (uchar)*str) && getWC_entity(str+1, wildcard+1, retWC);
}
}
bool sstd::strmatch_getWC(
const char* str, // target string to search
const char* wildcard, // wild card ('*' and '?' are available.)
std::string& retWC // returning a string that matches the wild card
){
retWC.clear();
bool ret = getWC_entity(str, wildcard, retWC);
if(!ret){ retWC.clear(); }
return ret;
}
bool sstd::strmatch_getWC(const char* str, const std::string& wildcard, std::string& retWC){ return sstd::strmatch_getWC(str , wildcard.c_str(), retWC); }
bool sstd::strmatch_getWC(const std::string& str, const char* wildcard, std::string& retWC){ return sstd::strmatch_getWC(str.c_str(), wildcard , retWC); }
bool sstd::strmatch_getWC(const std::string& str, const std::string& wildcard, std::string& retWC){ return sstd::strmatch_getWC(str.c_str(), wildcard.c_str(), retWC); }
//--------------------------------------------------------------------------------------------------------
// strcmp()
bool sstd::strcmp(const char* str1, const char* str2){ return (::strcmp(str1, str2 )==0); }
bool sstd::strcmp(const char* str1, const std::string& str2){ return (::strcmp(str1, str2.c_str())==0); }
bool sstd::strcmp(const std::string& str1, const char* str2){ return (::strcmp(str1.c_str(), str2 )==0); }
bool sstd::strcmp(const std::string& str1, const std::string& str2){ return (::strcmp(str1.c_str(), str2.c_str())==0); }
//--------------------------------------------------------------------------------------------------------
#define return_isX(X) \
for(uint i=0; rhs[i]!='\0'; ++i){ \
if(! X ){ return false; } \
} \
return true;
bool sstd::isNum (const char rhs){ return ('0'<=rhs &&rhs <='9'); }
bool sstd::isNum (const char* rhs){ return_isX( ('0'<=rhs[i]&&rhs[i]<='9') ); }
bool sstd::isNum (const std::string& rhs){ return_isX( ('0'<=rhs[i]&&rhs[i]<='9') ); }
bool sstd::isAlphabet (const char rhs){ return ('a'<=rhs &&rhs <='z') || ('A'<=rhs &&rhs <='Z'); }
bool sstd::isAlphabet (const char* rhs){ return_isX( (('a'<=rhs[i]&&rhs[i]<='z') || ('A'<=rhs[i]&&rhs[i]<='Z')) ); }
bool sstd::isAlphabet (const std::string& rhs){ return_isX( (('a'<=rhs[i]&&rhs[i]<='z') || ('A'<=rhs[i]&&rhs[i]<='Z')) ); }
bool sstd::isAlphabet_upper(const char rhs){ return ('A'<=rhs && rhs <='Z'); }
bool sstd::isAlphabet_upper(const char* rhs){ return_isX( ('A'<=rhs[i] && rhs[i]<='Z') ); }
bool sstd::isAlphabet_upper(const std::string& rhs){ return_isX( ('A'<=rhs[i] && rhs[i]<='Z') ); }
bool sstd::isAlphabet_lower(const char rhs){ return ('a'<=rhs && rhs <='z'); }
bool sstd::isAlphabet_lower(const char* rhs){ return_isX( ('a'<=rhs[i] && rhs[i]<='z') ); }
bool sstd::isAlphabet_lower(const std::string& rhs){ return_isX( ('a'<=rhs[i] && rhs[i]<='z') ); }
#undef return_isX
//--------------------------------------------------------------------------------------------------------
// charIn()
bool sstd::charIn(const char lhs, const char* rhs){ // Is lhs in rhs ?
for(uint i=0; rhs[i]!='\0'; ++i){
if(rhs[i]==lhs){ return true; }
}
return false;
}
bool sstd::charIn(const char lhs, const std::string& rhs){ return sstd::charIn(lhs, rhs.c_str()); }
bool sstd::charIn(const char* lhs, const char* rhs){ // Is lhs in rhs ?
for(uint ri=0; rhs[ri]!='\0'; ++ri){
for(uint li=0; lhs[li]!='\0'; ++li){
if(rhs[ri]==lhs[li]){ return true; }
}
}
return false;
}
bool sstd::charIn(const char* lhs, const std::string& rhs){ return sstd::charIn(lhs, rhs.c_str()); }
bool sstd::charIn(const std::string& lhs, const char* rhs){ return sstd::charIn(lhs.c_str(), rhs ); }
bool sstd::charIn(const std::string& lhs, const std::string& rhs){ return sstd::charIn(lhs.c_str(), rhs.c_str()); }
bool sstd::charIn_all(const char* lhs, const char* rhs){
int l_len=strlen(lhs);
std::vector<bool> vUsed(l_len, false);
for(uint ri=0; rhs[ri]!='\0'; ++ri){
for(uint li=0; lhs[li]!='\0'; ++li){
if(rhs[ri]==lhs[li]){
if(!vUsed[li]){ --l_len; }
vUsed[li] = true;
if(l_len==0){ return true; }
}
}
}
return false;
}
bool sstd::charIn_all(const char* lhs, const std::string& rhs){ return sstd::charIn_all(lhs, rhs.c_str()); }
bool sstd::charIn_all(const std::string& lhs, const char* rhs){ return sstd::charIn_all(lhs.c_str(), rhs ); }
bool sstd::charIn_all(const std::string& lhs, const std::string& rhs){ return sstd::charIn_all(lhs.c_str(), rhs.c_str()); }
//--------------------------------------------------------------------------------------------------------
// strIn()
bool sstd::strIn(const char* lhs, const char* rhs){ // Is lhs in rhs ?
bool ret=true;
uint l=0, r=0;
for(;;){
if(lhs[l]=='\0'){ return ret; }
if(rhs[r]=='\0'){ return false; }
if(lhs[l]==rhs[r]){ ++l; ret=true;
} else { l=0; ret=false; }
++r;
}
}
bool sstd::strIn(const char* lhs, const std::string& rhs){ return sstd::strIn(lhs , rhs.c_str()); }
bool sstd::strIn(const std::string& lhs, const char* rhs){ return sstd::strIn(lhs.c_str(), rhs ); }
bool sstd::strIn(const std::string& lhs, const std::string& rhs){ return sstd::strIn(lhs.c_str(), rhs.c_str()); }
//--------------------------------------------------------------------------------------------------------