c2html.cpp
Boost Library의 Regex++의 예제 중 하나입니다.
boost::regex_merge를 사용하여, C++ 소스 코드를 문법 강조(Syntax Highlighting)된
형태의 HTML로 변환해줍니다.
IDE나 에디터에서 외부 프로그램으로 등록시켜서 사용해도 좋고, 웹 프로그래밍하시는
분들은 CGI에 응용하셔도 좋겠네요.
/*
*
* Copyright (c) 1998-2002
* Dr John Maddock
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Dr John Maddock makes no representations
* about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
*/
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE: regex_merge_example.cpp
* VERSION: see <boost/version.hpp>
* DESCRIPTION: regex_merge example:
* converts a C++ file to syntax highlighted HTML.
*/
#include <cstdlib>
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <iterator>
#include <boost/regex.hpp>
// purpose:
// takes the contents of a file and transform to
// syntax highlighted code in html format
const char
*pre_expression = "(<)|(>)|\\r",
*pre_format = "(?1<)(?2>)",
*expression_text =
// index 1: preprocessor directives
"(^[[:blank:]]*#(?:[^\\\\\\n]|\\\\[^\\n[:punct:][:word:]]*[\\n[:punct:][:word:]])*)|"
// index 2: comment
"(//[^\\n]*|/\\*.*?\\*/)|"
// index 3: number literals
"\\<([+-]?(?:(?:0x[[:xdigit:]]+)|(?:(?:[[:digit:]]*\\.)?[[:digit:]]+(?:[eE][+-]?[[:digit:]]+)?))u?(?:(?:int(?:8|16|32|64))|L)?)\\>|"
// index 4: string literals
"('(?:[^\\\\']|\\\\.)*'|\"(?:[^\\\\\"]|\\\\.)*\")|"
// index 5: keywords
"\\<(__asm|__cdecl|__declspec|__export|__far16|__fastcall|__fortran|__import"
"|__pascal|__rtti|__stdcall|_asm|_cdecl|__except|_export|_far16|_fastcall"
"|__finally|_fortran|_import|_pascal|_stdcall|__thread|__try|asm|auto|bool"
"|break|case|catch|cdecl|char|class|const|const_cast|continue|default|delete"
"|do|double|dynamic_cast|else|enum|explicit|extern|false|float|for|friend|goto"
"|if|inline|int|long|mutable|namespace|new|operator|pascal|private|protected"
"|public|register|reinterpret_cast|return|short|signed|sizeof|static|static_cast"
"|struct|switch|template|this|throw|true|try|typedef|typeid|typename|union|unsigned"
"|using|virtual|void|volatile|wchar_t|while)\\>|"
// index 6: symbol
"([[:punct:]]|<|>)",
*format_string =
"(?1<font color=\"#008040\">$&</font>)"
"(?2<I><font color=\"#000080\">$&</font></I>)"
"(?3<font color=\"#00A0A0\">$&</font>)"
"(?4<font color=\"#0000FF\">$&</font>)"
"(?5<B>$&</B>)"
"(?6<font color=\"#800080\">$&</font>)",
*header_text1 = "<HTML>\n<HEAD>\n<TITLE>",
*header_text2 = "</TITLE>\n"
"<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=euc-kr\">\n"
"</HEAD>\n<BODY LINK=\"#0000ff\" VLINK=\"#800080\" BGCOLOR=\"#ffffff\">\n"
"<P> </P>\n<PRE>",
*footer_text = "</PRE>\n</BODY>\n</HTML>";
using namespace std;
int main(int argc, const char** argv)
{
try{
boost::regex e1(expression_text), e2(pre_expression);
for(int i = 1; i < argc; ++i)
{
cout << "Processing file " << argv[i] << endl;
ifstream fin(argv[i]);
string in((istreambuf_iterator<char>(fin)),
istreambuf_iterator<char>());
string out_name(argv[i]);
out_name.append(".htm");
ofstream fout(out_name.c_str());
fout << header_text1 << argv[i] << header_text2;
// strip '<' and '>' first by outputting to a
// temporary string stream
ostringstream t(ios::out | ios::binary);
ostream_iterator<char> oi(t);
boost::regex_merge(oi, in.begin(), in.end(), e2, pre_format);
// then output to final output stream
// adding syntax highlighting:
string s(t.str());
ostream_iterator<char> out(fout);
boost::regex_merge(out, s.begin(), s.end(), e1, format_string);
fout << footer_text;
fout.close();
system(out_name.c_str());
}
}
catch(...)
{ return -1; }
return 0;
}
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아랜 제가 만든 php버전입니다.
http://www.killrain.net/tt/index.php?pl=7