168 lines
3.7 KiB
C++
168 lines
3.7 KiB
C++
#include "cwCommon.h"
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#include "cwLog.h"
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#include "cwText.h"
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#include "cwCommonImpl.h"
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#include "cwMem.h"
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namespace cw
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{
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const char* _nextWhiteChar( const char* s, bool eosFl )
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{
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if( s == nullptr )
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return nullptr;
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for(; *s; ++s )
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if( isspace(*s) )
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return s;
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return eosFl ? s : nullptr;
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}
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const char* _nextNonWhiteChar( const char* s, bool eosFl )
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{
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if( s == nullptr )
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return nullptr;
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for(; *s; ++s )
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if( !isspace(*s) )
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return s;
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return eosFl ? s : nullptr;
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}
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/*
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unsigned _toText( char* buf, unsigned bufN, unsigned char v )
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{
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if( bufN < 1 )
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return 0;
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buf[0] = v;
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return 1;
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}
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unsigned _toText( char* buf, unsigned bufN, char v )
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{
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if( bufN < 1 )
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return 0;
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buf[0] = v;
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return 1;
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}
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*/
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}
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unsigned cw::textLength( const char* s )
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{ return s == nullptr ? 0 : strlen(s); }
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int cw::textCompare( const char* s0, const char* s1 )
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{
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if( s0 == nullptr || s1 == nullptr )
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return s0==s1 ? 0 : 1; // if both pointers are nullptr then trigger a match
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return strcmp(s0,s1);
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}
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int cw::textCompare( const char* s0, const char* s1, unsigned n)
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{
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if( s0 == nullptr || s1 == nullptr )
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return s0==s1 ? 0 : 1; // if both pointers are nullptr then trigger a match
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return strncmp(s0,s1,n);
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}
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const char* cw::nextWhiteChar( const char* s )
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{ return _nextWhiteChar(s,false); }
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const char* cw::nextWhiteCharEOS( const char* s )
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{ return _nextWhiteChar(s,true); }
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const char* cw::nextNonWhiteChar( const char* s )
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{ return _nextNonWhiteChar(s,false); }
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const char* cw::nextNonWhiteCharEOS( const char* s )
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{ return _nextNonWhiteChar(s,true); }
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char* cw::textJoin( const char* s0, const char* s1 )
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{
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if( s0 == nullptr && s1 == nullptr )
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return nullptr;
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unsigned s0n = textLength(s0);
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unsigned s1n = textLength(s1);
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unsigned sn = s0n + s1n + 1;
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char* s = mem::alloc<char>(sn+1);
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s[0] = 0;
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if( s0 != nullptr )
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strcpy(s,mem::duplStr(s0));
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if( s0 != nullptr && s1 != nullptr )
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strcpy(s + strlen(s0), mem::duplStr(s1) );
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return s;
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}
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char* cw::textAppend( char* s0, const char* s1 )
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{
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if( s0 == nullptr && s1==nullptr)
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return nullptr;
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return mem::appendStr(s0,s1);
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}
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unsigned cw::toText( char* buf, unsigned bufN, bool v )
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{ return toText( buf, bufN, v ? "true" : "false" ); }
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unsigned cw::toText( char* buf, unsigned bufN, char v )
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{ return snprintf(buf,bufN, "%c", v ); }
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unsigned cw::toText( char* buf, unsigned bufN, unsigned char v )
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{ return snprintf(buf,bufN, "%c", v ); }
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unsigned cw::toText( char* buf, unsigned bufN, unsigned short v )
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{ return snprintf(buf,bufN,"%i",v); }
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unsigned cw::toText( char* buf, unsigned bufN, short v )
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{ return snprintf(buf,bufN,"%i",v); }
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unsigned cw::toText( char* buf, unsigned bufN, unsigned int v )
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{ return snprintf(buf,bufN,"%i",v); }
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unsigned cw::toText( char* buf, unsigned bufN, int v )
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{ return snprintf(buf,bufN,"%i",v); }
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unsigned cw::toText( char* buf, unsigned bufN, unsigned long long v )
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{ return snprintf(buf,bufN,"%lli",v); }
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unsigned cw::toText( char* buf, unsigned bufN, long long v )
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{ return snprintf(buf,bufN,"%lli",v); }
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unsigned cw::toText( char* buf, unsigned bufN, float v )
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{ return snprintf(buf,bufN,"%f",v); }
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unsigned cw::toText( char* buf, unsigned bufN, double v )
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{ return snprintf(buf,bufN,"%f",v); }
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unsigned cw::toText( char* buf, unsigned bufN, const char* v )
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{
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if( v == nullptr )
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{
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cwLogError(kInvalidArgRC,"The source string in a call to 'toText()' was null.");
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return 0;
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}
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unsigned i;
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for(i=0; i<bufN; ++i)
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{
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buf[i] = v[i];
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if(v[i]==0)
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return i; // on success return the length of the string in buf[] and v[]
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}
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return 0; // if buf is too small return 0
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}
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