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/*
*
* Copyright (c) 2003 Dr John Maddock
* Use, modification and distribution is subject to the
* Boost Software License, Version 1.0. (See accompanying file
* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*
* This file implements the following:
* void bcp_implementation::copy_path(const fs::path& p)
* void bcp_implementation::create_path(const fs::path& p)
*/
#include "bcp_imp.hpp"
#include "fileview.hpp"
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/regex.hpp>
#include <boost/assert.hpp>
#include <fstream>
#include <iterator>
#include <algorithm>
#include <iostream>
struct get_new_library_name
{
get_new_library_name(const std::string& n) : m_new_name(n) {}
template <class I>
std::string operator()(const boost::match_results<I>& what)
{
std::string s = what[0];
std::string::size_type n = s.find("boost");
if(n == std::string::npos)
{
s.insert(0, m_new_name);
}
else
{
s.replace(n, 5, m_new_name);
}
return s;
}
private:
std::string m_new_name;
};
void bcp_implementation::copy_path(const fs::path& p)
{
BOOST_ASSERT(!fs::is_directory(m_boost_path / p));
if(fs::exists(m_dest_path / p))
{
std::cout << "Copying (and overwriting) file: " << p.string() << "\n";
fs::remove(m_dest_path / p);
}
else
std::cout << "Copying file: " << p.string() << "\n";
//
// create the path to the new file if it doesn't already exist:
//
create_path(p.parent_path());
//
// do text based copy if requested:
//
if((p.filename() == "Jamroot") && m_namespace_name.size())
{
static std::vector<char> v1, v2;
v1.clear();
v2.clear();
boost::filesystem::ifstream is((m_boost_path / p));
std::copy(std::istreambuf_iterator<char>(is), std::istreambuf_iterator<char>(), std::back_inserter(v1));
static boost::regex libname_matcher;
if(libname_matcher.empty())
{
libname_matcher.assign("boost_");
}
regex_replace(std::back_inserter(v2), v1.begin(), v1.end(), libname_matcher, m_namespace_name + "_");
std::swap(v1, v2);
v2.clear();
boost::filesystem::ofstream os;
if(m_unix_lines)
os.open((m_dest_path / p), std::ios_base::binary | std::ios_base::out);
else
os.open((m_dest_path / p), std::ios_base::out);
os.write(&*v1.begin(), v1.size());
os.close();
}
else if(m_namespace_name.size() && m_lib_names.size() && is_jam_file(p))
{
static std::vector<char> v1, v2;
v1.clear();
v2.clear();
boost::filesystem::ifstream is((m_boost_path / p));
std::copy(std::istreambuf_iterator<char>(is), std::istreambuf_iterator<char>(), std::back_inserter(v1));
static boost::regex libname_matcher;
if(libname_matcher.empty())
{
std::string re = "\\<";
re += *m_lib_names.begin();
for(std::set<std::string>::const_iterator i = ++m_lib_names.begin(); i != m_lib_names.end(); ++i)
{
re += "|" + *i;
}
re += "\\>";
libname_matcher.assign(re);
}
regex_replace(std::back_inserter(v2), v1.begin(), v1.end(), libname_matcher, get_new_library_name(m_namespace_name));
std::swap(v1, v2);
v2.clear();
boost::filesystem::ofstream os;
if(m_unix_lines)
os.open((m_dest_path / p), std::ios_base::binary | std::ios_base::out);
else
os.open((m_dest_path / p), std::ios_base::out);
os.write(&*v1.begin(), v1.size());
os.close();
}
else if(m_namespace_name.size() && is_source_file(p))
{
//
// v1 hold the current content, v2 is temp buffer.
// Each time we do a search and replace the new content
// ends up in v2: we then swap v1 and v2, and clear v2.
//
static std::vector<char> v1, v2;
v1.clear();
v2.clear();
boost::filesystem::ifstream is((m_boost_path / p));
std::copy(std::istreambuf_iterator<char>(is), std::istreambuf_iterator<char>(), std::back_inserter(v1));
static const boost::regex namespace_matcher(
"(?|"
"(namespace\\s+)boost(_\\w+)?(?:(\\s*::\\s*)phoenix)?"
"|"
"(namespace\\s+(?:detail::)?)(adstl|phoenix|rapidxml)\\>"
"|"
"()\\<boost((?:_(?!intrusive_tags)\\w+)?\\s*(?:::))(?:(\\s*)phoenix)?"
"|"
"()\\<((?:adstl|phoenix|rapidxml)\\s*(?:::))"
"|"
"(namespace\\s+\\w+\\s*=\\s*(?:::\\s*)?)boost(_\\w+)?(?:(\\s*::\\s*)phoenix)?"
"|"
"(namespace\\s+\\w+\\s*=\\s*(?:::\\s*)?(?:\\w+\\s*::\\s*)?)(adstl|phoenix|rapidxml)\\>"
"|"
"(^\\s*#\\s*define\\s+\\w+\\s+)boost((?:_\\w+)?\\s*)$"
"|"
"(^\\s*#\\s*define[^\\n]+)((?:adstl|phoenix|rapidxml)\\s*)$"
"|"
"()boost(_asio_detail_posix_thread_function|_regex_free_static_mutex)"
"|"
"()\\<(lw_thread_routine|at_thread_exit|on_process_enter|on_process_exit|on_thread_enter|on_thread_exit|tss_cleanup_implemented)\\>"
"|"
"(BOOST_CLASS_REQUIRE4?[^;]*)boost((?:_\\w+)?\\s*,)"
"|"
"(::tr1::|TR1_DECL\\s+)boost(_\\w+\\s*)" // math tr1
"|"
"(\\(\\s*)boost(\\s*\\))\\s*(\\(\\s*)phoenix(\\s*\\))"
"|"
"(\\(\\s*)boost(\\s*\\))"
"|"
"(BOOST_UNORDERED_CONSTRUCT_FROM_TUPLE[^\\)]*)boost(\\))"
")"
);
regex_replace(std::back_inserter(v2), v1.begin(), v1.end(), namespace_matcher, "$1" + m_namespace_name + "$2(?3$3" + m_namespace_name + "phoenix?4$4)", boost::regex_constants::format_all);
std::swap(v1, v2);
v2.clear();
if(m_namespace_alias)
{
static const boost::regex namespace_alias(
/*
"namespace\\s+" + m_namespace_name +
"\\s*"
"("
"\\{"
"(?:"
"(?>[^\\{\\}/]+)"
"(?>"
"(?:"
"(?1)"
"|//[^\\n]+$"
"|/[^/]"
"|(?:^\\s*#[^\\n]*"
"(?:(?<=\\\\)\\n[^\\n]*)*)"
")"
"[^\\{\\}]+"
")*"
")*"
"\\}"
")"
*/
/*
"(namespace\\s+" + m_namespace_name +
"\\s*\\{.*"
"\\})([^\\{\\};]*)\\z"
*/
"(namespace)(\\s+)(" + m_namespace_name + ")"
"(adstl|phoenix|rapidxml)?(\\s*\\{)"
);
regex_replace(std::back_inserter(v2), v1.begin(), v1.end(), namespace_alias,
"$1 $3$4 {} $1 (?4$4:boost) = $3$4; $1$2$3$4$5", boost::regex_constants::format_all);
std::swap(v1, v2);
v2.clear();
}
boost::filesystem::ofstream os;
if(m_unix_lines)
os.open((m_dest_path / p), std::ios_base::binary | std::ios_base::out);
else
os.open((m_dest_path / p), std::ios_base::out);
if(v1.size())
os.write(&*v1.begin(), v1.size());
os.close();
}
else if(m_unix_lines && !is_binary_file(p))
{
boost::filesystem::ifstream is((m_boost_path / p));
std::istreambuf_iterator<char> isi(is);
std::istreambuf_iterator<char> end;
boost::filesystem::ofstream os((m_dest_path / p), std::ios_base::binary | std::ios_base::out);
std::ostreambuf_iterator<char> osi(os);
std::copy(isi, end, osi);
}
else
{
// binary copy:
fs::copy_file(m_boost_path / p, m_dest_path / p);
}
}
void bcp_implementation::create_path(const fs::path& p)
{
if(!fs::exists(m_dest_path / p))
{
// recurse then create the path:
create_path(p.parent_path());
fs::create_directory(m_dest_path / p);
}
}
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