mirror of
https://github.com/xiaoyifang/goldendict-ng.git
synced 2024-11-25 01:14:07 +00:00
76f89a7a5a
move generators and nsis into tools folder generators is used to generate tranliteration header files. nsis is too old to use.
318 lines
7.8 KiB
C++
318 lines
7.8 KiB
C++
/* This file is (c) 2008-2009 Konstantin Isakov <ikm@goldendict.org>
|
|
* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
|
|
|
|
// This program generates the required .cc files to perform Unicode foldings,
|
|
// parsing the Unicode standards' text files.
|
|
// Normally, we issue rebuilds manually in case either the generator or
|
|
// the data files were updated to avoid the hurdles an end user might get
|
|
// into while compiling the program.
|
|
|
|
#include <stdio.h>
|
|
#include <map>
|
|
#include <string>
|
|
|
|
using std::map;
|
|
using std::wstring;
|
|
|
|
struct Node
|
|
{
|
|
map< wchar_t, Node > nodes;
|
|
wchar_t tail;
|
|
|
|
Node(): tail( 0 )
|
|
{}
|
|
};
|
|
|
|
void indent( FILE * outf, size_t steps )
|
|
{
|
|
for( unsigned x = steps; x--; )
|
|
fprintf( outf, " " );
|
|
}
|
|
|
|
void handleForest( FILE * outf, map< wchar_t, Node > const & forest, size_t
|
|
prev, size_t steps )
|
|
{
|
|
indent( outf, steps );
|
|
fprintf( outf, "if ( size > %u )\n", prev );
|
|
|
|
indent( outf, steps );
|
|
fprintf( outf, "{\n" );
|
|
|
|
indent( outf, steps + 1 );
|
|
fprintf( outf, "switch( in[ %u ] )\n", prev );
|
|
|
|
indent( outf, steps + 1 );
|
|
fprintf( outf, "{\n" );
|
|
|
|
for( map< wchar_t, Node >::const_iterator i = forest.begin();
|
|
i != forest.end(); ++i )
|
|
{
|
|
indent( outf, steps + 2 );
|
|
fprintf( outf, "case 0x%x:\n", i->first );
|
|
|
|
if ( i->second.nodes.size() )
|
|
handleForest( outf, i->second.nodes, prev + 1, steps + 3 );
|
|
|
|
indent( outf, steps + 3 );
|
|
|
|
if ( i->second.tail )
|
|
fprintf( outf, "consumed = %u; return 0x%x;\n", prev + 1, i->second.tail );
|
|
else
|
|
fprintf( outf, "consumed = 1; return *in;\n" );
|
|
}
|
|
|
|
indent( outf, steps + 1 );
|
|
fprintf( outf, "}\n" );
|
|
|
|
indent( outf, steps );
|
|
fprintf( outf, "}\n" );
|
|
}
|
|
|
|
int main()
|
|
{
|
|
// Case folding
|
|
{
|
|
FILE * inf = fopen( "CaseFolding.txt", "r" );
|
|
|
|
if ( !inf )
|
|
{
|
|
fprintf( stderr, "Failed to open CaseFolding.txt\n" );
|
|
|
|
return 1;
|
|
}
|
|
|
|
char buf[ 4096 ];
|
|
|
|
map< wchar_t, wstring > foldTable;
|
|
map< wchar_t, wchar_t > simpleFoldTable;
|
|
|
|
while( fgets( buf, sizeof( buf ), inf ) )
|
|
{
|
|
if ( *buf == '#' )
|
|
continue; // A comment
|
|
|
|
|
|
unsigned long in, out[ 4 ];
|
|
char type;
|
|
|
|
unsigned totalOut;
|
|
|
|
if ( sscanf( buf, "%lx; %c; %lx %lx %lx %lx;", &in, &type,
|
|
out, out + 1, out + 2, out + 3 ) == 6 )
|
|
{
|
|
fprintf( stderr, "Four output chars ecountered in CaseFolding.txt, which we expected"
|
|
"the file didn't have, make changes into the program.\n" );
|
|
|
|
return 1;
|
|
}
|
|
|
|
if ( sscanf( buf, "%lx; %c; %lx %lx %lx;", &in, &type,
|
|
out, out + 1, out + 2 ) == 5 )
|
|
totalOut = 3;
|
|
else
|
|
if ( sscanf( buf, "%lx; %c; %lx %lx;", &in, &type,
|
|
out, out + 1 ) == 4 )
|
|
totalOut = 2;
|
|
else
|
|
if ( sscanf( buf, "%lx; %c; %lx;", &in, &type,
|
|
out ) == 3 )
|
|
totalOut = 1;
|
|
else
|
|
{
|
|
fprintf( stderr, "Erroneous input in CaseFolding.txt: %s\n", buf );
|
|
|
|
return 1;
|
|
}
|
|
|
|
switch( type )
|
|
{
|
|
case 'C':
|
|
if ( totalOut != 1 )
|
|
{
|
|
fprintf( stderr, "C-record has more than one output char in CaseFolding.txt: %s\n", buf );
|
|
|
|
return 1;
|
|
}
|
|
simpleFoldTable[ in ] = out[ 0 ];
|
|
// fall-through
|
|
case 'F':
|
|
{
|
|
wstring result( totalOut, 0 );
|
|
|
|
for( unsigned x = 0; x < totalOut; ++x )
|
|
{
|
|
result[ x ] = out[ x ];
|
|
}
|
|
foldTable[ in ] = result;
|
|
}
|
|
break;
|
|
case 'S':
|
|
{
|
|
if ( totalOut != 1 )
|
|
{
|
|
fprintf( stderr, "S-record has more than one output char in CaseFolding.txt: %s\n", buf );
|
|
|
|
return 1;
|
|
}
|
|
simpleFoldTable[ in ] = out[ 0 ];
|
|
}
|
|
break;
|
|
case 'T':
|
|
// Ignore special foldings
|
|
break;
|
|
|
|
default:
|
|
|
|
fprintf( stderr, "Unknown folding type encountered: %c\n", type );
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
fclose( inf );
|
|
|
|
// Create an outfile
|
|
|
|
FILE * outf = fopen( "../inc_case_folding.hh", "w" );
|
|
|
|
if ( !outf )
|
|
{
|
|
fprintf( stderr, "Failed to create outfile\n" );
|
|
|
|
return 1;
|
|
}
|
|
|
|
fprintf( outf, "// This file was generated automatically. Do not edit directly.\n\n" );
|
|
|
|
fprintf( outf, "enum { foldCaseMaxOut = 3 };\n\n" );
|
|
fprintf( outf, "size_t foldCase( wchar in, wchar * out )\n{\n switch( in )\n {\n" );
|
|
|
|
for( map< wchar_t, wstring >::const_iterator i = foldTable.begin();
|
|
i != foldTable.end(); ++i )
|
|
{
|
|
if ( i->second.size() == 1 )
|
|
fprintf( outf, " case 0x%x: *out = 0x%x; return 1;\n", i->first, i->second[ 0 ] );
|
|
else
|
|
{
|
|
fprintf( outf, " case 0x%x: ", i->first );
|
|
|
|
for( unsigned x = 0; x < i->second.size(); ++x )
|
|
fprintf( outf, "out[ %u ] = 0x%x; ", x, i->second[ x ] );
|
|
|
|
fprintf( outf, "return %u;\n", i->second.size() );
|
|
}
|
|
}
|
|
|
|
fprintf( outf, " default: *out = in; return 1;\n" );
|
|
fprintf( outf, " }\n}\n\n" );
|
|
|
|
fprintf( outf, "wchar foldCaseSimple( wchar in )\n{\n switch( in )\n {\n" );
|
|
|
|
for( map< wchar_t, wchar_t >::const_iterator i = simpleFoldTable.begin();
|
|
i != simpleFoldTable.end(); ++i )
|
|
fprintf( outf, " case 0x%x: return 0x%x;\n", i->first, i->second );
|
|
|
|
fprintf( outf, " default: return in;\n" );
|
|
fprintf( outf, " }\n}\n" );
|
|
|
|
fclose( outf );
|
|
}
|
|
|
|
// Diacritic folding
|
|
{
|
|
FILE * inf = fopen( "DiacriticFolding.txt", "r" );
|
|
|
|
if ( !inf )
|
|
{
|
|
fprintf( stderr, "Failed to open DiacriticFolding.txt\n" );
|
|
|
|
return 1;
|
|
}
|
|
|
|
char buf[ 4096 ];
|
|
|
|
map< wchar_t, Node > forest;
|
|
|
|
while( fgets( buf, sizeof( buf ), inf ) )
|
|
{
|
|
if ( *buf == '#' || *buf == '\n' )
|
|
continue; // A comment or a whiteline
|
|
|
|
unsigned long in[ 4 ], out;
|
|
|
|
unsigned totalIn;
|
|
|
|
if ( sscanf( buf, "%lx %lx %lx %lx; %lx", in, in + 1, in + 2, in + 3, &out ) == 5 )
|
|
{
|
|
fprintf( stderr, "Four input chars ecountered in DiacriticFolding.txt, which we expected"
|
|
"the file didn't have, make changes into the program.\n" );
|
|
|
|
return 1;
|
|
}
|
|
else
|
|
if ( sscanf( buf, "%lx %lx %lx; %lx", in, in + 1, in + 2, &out ) == 4 )
|
|
totalIn = 3;
|
|
else
|
|
if ( sscanf( buf, "%lx %lx; %lx", in, in + 1, &out ) == 3 )
|
|
totalIn = 2;
|
|
else
|
|
if ( sscanf( buf, "%lx; %lx", in, &out ) == 2 )
|
|
totalIn = 1;
|
|
else
|
|
{
|
|
fprintf( stderr, "Erroneous input in DiacriticFolding.txt: %s\n", buf );
|
|
|
|
return 1;
|
|
}
|
|
|
|
map< wchar_t, Node > * cur = &forest;
|
|
|
|
for( unsigned x = 0; x < totalIn - 1; ++x )
|
|
{
|
|
//printf( "%x ", in[ x ] );
|
|
|
|
cur = &( (*cur)[ in[ x ] ].nodes );
|
|
}
|
|
|
|
//printf( "%x\n", in[ totalIn - 1 ] );
|
|
|
|
if ( (*cur)[ in[ totalIn - 1 ] ].tail )
|
|
{
|
|
fprintf( stderr, "Ambiguity in DiacriticFolding.txt\n" );
|
|
return 1;
|
|
}
|
|
|
|
(*cur)[ in[ totalIn - 1 ] ].tail = out;
|
|
}
|
|
fclose( inf );
|
|
|
|
// Create an outfile
|
|
|
|
FILE * outf = fopen( "../inc_diacritic_folding.hh", "w" );
|
|
|
|
if ( !outf )
|
|
{
|
|
fprintf( stderr, "Failed to create outfile\n" );
|
|
|
|
return 1;
|
|
}
|
|
|
|
fprintf( outf, "// This file was generated automatically. Do not edit directly.\n\n" );
|
|
|
|
fprintf( outf, "enum { foldDiacriticMaxIn = 3 };\n\n" );
|
|
fprintf( outf, "wchar foldDiacritic( wchar const * in, size_t size, size_t & consumed )\n{\n" );
|
|
|
|
handleForest( outf, forest, 0, 1 );
|
|
|
|
fprintf( outf, " if ( size )\n"
|
|
" {\n"
|
|
" consumed = 1; return *in;\n"
|
|
" }\n"
|
|
" consumed = 0; return 0;\n"
|
|
"}\n" );
|
|
|
|
fclose( outf );
|
|
}
|
|
|
|
return 0;
|
|
}
|