aboutsummaryrefslogtreecommitdiff
path: root/cutl/details/boost/regex/src/fileiter.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'cutl/details/boost/regex/src/fileiter.cxx')
-rw-r--r--cutl/details/boost/regex/src/fileiter.cxx919
1 files changed, 919 insertions, 0 deletions
diff --git a/cutl/details/boost/regex/src/fileiter.cxx b/cutl/details/boost/regex/src/fileiter.cxx
new file mode 100644
index 0000000..0a669a8
--- /dev/null
+++ b/cutl/details/boost/regex/src/fileiter.cxx
@@ -0,0 +1,919 @@
+/*
+ *
+ * Copyright (c) 1998-2002
+ * John Maddock
+ *
+ * Use, modification and distribution are 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)
+ *
+ */
+
+ /*
+ * LOCATION: see http://www.boost.org for most recent version.
+ * FILE: fileiter.cpp
+ * VERSION: see <cutl/details/boost/version.hpp>
+ * DESCRIPTION: Implements file io primitives + directory searching for class cutl_details_boost::RegEx.
+ */
+
+
+#define BOOST_REGEX_SOURCE
+
+#include <climits>
+#include <stdexcept>
+#include <string>
+#include <cutl/details/boost/throw_exception.hpp>
+#include <cutl/details/boost/regex/v4/fileiter.hpp>
+#include <cutl/details/boost/regex/v4/regex_workaround.hpp>
+#include <cutl/details/boost/regex/pattern_except.hpp>
+
+#include <cstdio>
+#if defined(BOOST_NO_STDC_NAMESPACE)
+namespace std{
+ using ::sprintf;
+ using ::fseek;
+ using ::fread;
+ using ::ftell;
+ using ::fopen;
+ using ::fclose;
+ using ::FILE;
+ using ::strcpy;
+ using ::strcpy;
+ using ::strcat;
+ using ::strcmp;
+ using ::strlen;
+}
+#endif
+
+
+#ifndef BOOST_REGEX_NO_FILEITER
+
+#if defined(__CYGWIN__) || defined(__CYGWIN32__)
+#include <sys/cygwin.h>
+#endif
+
+#ifdef BOOST_MSVC
+# pragma warning(disable: 4800)
+#endif
+
+namespace cutl_details_boost{
+ namespace re_detail{
+// start with the operating system specific stuff:
+
+#if (defined(__BORLANDC__) || defined(BOOST_REGEX_FI_WIN32_DIR) || defined(BOOST_MSVC)) && !defined(BOOST_RE_NO_WIN32)
+
+// platform is DOS or Windows
+// directories are separated with '\\'
+// and names are insensitive of case
+
+BOOST_REGEX_DECL const char* _fi_sep = "\\";
+const char* _fi_sep_alt = "/";
+#define BOOST_REGEX_FI_TRANSLATE(c) std::tolower(c)
+
+#else
+
+// platform is not DOS or Windows
+// directories are separated with '/'
+// and names are sensitive of case
+
+BOOST_REGEX_DECL const char* _fi_sep = "/";
+const char* _fi_sep_alt = _fi_sep;
+#define BOOST_REGEX_FI_TRANSLATE(c) c
+
+#endif
+
+#ifdef BOOST_REGEX_FI_WIN32_MAP
+
+void mapfile::open(const char* file)
+{
+#if defined(BOOST_NO_ANSI_APIS)
+ int filename_size = strlen(file);
+ LPWSTR wide_file = (LPWSTR)_alloca( (filename_size + 1) * sizeof(WCHAR) );
+ if(::MultiByteToWideChar(CP_ACP, 0, file, filename_size, wide_file, filename_size + 1) == 0)
+ hfile = INVALID_HANDLE_VALUE;
+ else
+ hfile = CreateFileW(wide_file, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
+#elif defined(__CYGWIN__)||defined(__CYGWIN32__)
+ char win32file[ MAX_PATH ];
+ cygwin_conv_to_win32_path( file, win32file );
+ hfile = CreateFileA(win32file, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
+#else
+ hfile = CreateFileA(file, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
+#endif
+ if(hfile != INVALID_HANDLE_VALUE)
+ {
+ hmap = CreateFileMapping(hfile, 0, PAGE_READONLY, 0, 0, 0);
+ if((hmap == INVALID_HANDLE_VALUE) || (hmap == NULL))
+ {
+ CloseHandle(hfile);
+ hmap = 0;
+ hfile = 0;
+ std::runtime_error err("Unable to create file mapping.");
+ cutl_details_boost::re_detail::raise_runtime_error(err);
+ }
+ _first = static_cast<const char*>(MapViewOfFile(hmap, FILE_MAP_READ, 0, 0, 0));
+ if(_first == 0)
+ {
+ CloseHandle(hmap);
+ CloseHandle(hfile);
+ hmap = 0;
+ hfile = 0;
+ std::runtime_error err("Unable to create file mapping.");
+ }
+ _last = _first + GetFileSize(hfile, 0);
+ }
+ else
+ {
+ hfile = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ throw std::runtime_error("Unable to open file.");
+#else
+ BOOST_REGEX_NOEH_ASSERT(hfile != INVALID_HANDLE_VALUE);
+#endif
+ }
+}
+
+void mapfile::close()
+{
+ if(hfile != INVALID_HANDLE_VALUE)
+ {
+ UnmapViewOfFile((void*)_first);
+ CloseHandle(hmap);
+ CloseHandle(hfile);
+ hmap = hfile = 0;
+ _first = _last = 0;
+ }
+}
+
+#elif !defined(BOOST_RE_NO_STL)
+
+mapfile_iterator& mapfile_iterator::operator = (const mapfile_iterator& i)
+{
+ if(file && node)
+ file->unlock(node);
+ file = i.file;
+ node = i.node;
+ offset = i.offset;
+ if(file)
+ file->lock(node);
+ return *this;
+}
+
+mapfile_iterator& mapfile_iterator::operator++ ()
+{
+ if((++offset == mapfile::buf_size) && file)
+ {
+ ++node;
+ offset = 0;
+ file->lock(node);
+ file->unlock(node-1);
+ }
+ return *this;
+}
+
+mapfile_iterator mapfile_iterator::operator++ (int)
+{
+ mapfile_iterator temp(*this);
+ if((++offset == mapfile::buf_size) && file)
+ {
+ ++node;
+ offset = 0;
+ file->lock(node);
+ file->unlock(node-1);
+ }
+ return temp;
+}
+
+mapfile_iterator& mapfile_iterator::operator-- ()
+{
+ if((offset == 0) && file)
+ {
+ --node;
+ offset = mapfile::buf_size - 1;
+ file->lock(node);
+ file->unlock(node + 1);
+ }
+ else
+ --offset;
+ return *this;
+}
+
+mapfile_iterator mapfile_iterator::operator-- (int)
+{
+ mapfile_iterator temp(*this);
+ if((offset == 0) && file)
+ {
+ --node;
+ offset = mapfile::buf_size - 1;
+ file->lock(node);
+ file->unlock(node + 1);
+ }
+ else
+ --offset;
+ return temp;
+}
+
+mapfile_iterator operator + (const mapfile_iterator& i, long off)
+{
+ mapfile_iterator temp(i);
+ temp += off;
+ return temp;
+}
+
+mapfile_iterator operator - (const mapfile_iterator& i, long off)
+{
+ mapfile_iterator temp(i);
+ temp -= off;
+ return temp;
+}
+
+mapfile::iterator mapfile::begin()const
+{
+ return mapfile_iterator(this, 0);
+}
+
+mapfile::iterator mapfile::end()const
+{
+ return mapfile_iterator(this, _size);
+}
+
+void mapfile::lock(pointer* node)const
+{
+ BOOST_ASSERT(node >= _first);
+ BOOST_ASSERT(node <= _last);
+ if(node < _last)
+ {
+ if(*node == 0)
+ {
+ if(condemed.empty())
+ {
+ *node = new char[sizeof(int) + buf_size];
+ *(reinterpret_cast<int*>(*node)) = 1;
+ }
+ else
+ {
+ pointer* p = condemed.front();
+ condemed.pop_front();
+ *node = *p;
+ *p = 0;
+ *(reinterpret_cast<int*>(*node)) = 1;
+ }
+
+ std::size_t read_size = 0;
+ int read_pos = std::fseek(hfile, (node - _first) * buf_size, SEEK_SET);
+
+ if(0 == read_pos && node == _last - 1)
+ read_size = std::fread(*node + sizeof(int), _size % buf_size, 1, hfile);
+ else
+ read_size = std::fread(*node + sizeof(int), buf_size, 1, hfile);
+#ifndef BOOST_NO_EXCEPTIONS
+ if((read_size == 0) || (std::ferror(hfile)))
+ {
+ throw std::runtime_error("Unable to read file.");
+ }
+#else
+ BOOST_REGEX_NOEH_ASSERT((0 == std::ferror(hfile)) && (read_size != 0));
+#endif
+ }
+ else
+ {
+ if(*reinterpret_cast<int*>(*node) == 0)
+ {
+ *reinterpret_cast<int*>(*node) = 1;
+ condemed.remove(node);
+ }
+ else
+ ++(*reinterpret_cast<int*>(*node));
+ }
+ }
+}
+
+void mapfile::unlock(pointer* node)const
+{
+ BOOST_ASSERT(node >= _first);
+ BOOST_ASSERT(node <= _last);
+ if(node < _last)
+ {
+ if(--(*reinterpret_cast<int*>(*node)) == 0)
+ {
+ condemed.push_back(node);
+ }
+ }
+}
+
+long int get_file_length(std::FILE* hfile)
+{
+ long int result;
+ std::fseek(hfile, 0, SEEK_END);
+ result = std::ftell(hfile);
+ std::fseek(hfile, 0, SEEK_SET);
+ return result;
+}
+
+
+void mapfile::open(const char* file)
+{
+ hfile = std::fopen(file, "rb");
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ if(hfile != 0)
+ {
+ _size = get_file_length(hfile);
+ long cnodes = (_size + buf_size - 1) / buf_size;
+
+ // check that number of nodes is not too high:
+ if(cnodes > (long)((INT_MAX) / sizeof(pointer*)))
+ {
+ std::fclose(hfile);
+ hfile = 0;
+ _size = 0;
+ return;
+ }
+
+ _first = new pointer[(int)cnodes];
+ _last = _first + cnodes;
+ std::memset(_first, 0, cnodes*sizeof(pointer));
+ }
+ else
+ {
+ std::runtime_error err("Unable to open file.");
+ }
+#ifndef BOOST_NO_EXCEPTIONS
+ }catch(...)
+ { close(); throw; }
+#endif
+}
+
+void mapfile::close()
+{
+ if(hfile != 0)
+ {
+ pointer* p = _first;
+ while(p != _last)
+ {
+ if(*p)
+ delete[] *p;
+ ++p;
+ }
+ delete[] _first;
+ _size = 0;
+ _first = _last = 0;
+ std::fclose(hfile);
+ hfile = 0;
+ condemed.erase(condemed.begin(), condemed.end());
+ }
+}
+
+
+#endif
+
+inline _fi_find_handle find_first_file(const char* wild, _fi_find_data& data)
+{
+#ifdef BOOST_NO_ANSI_APIS
+ std::size_t wild_size = std::strlen(wild);
+ LPWSTR wide_wild = (LPWSTR)_alloca( (wild_size + 1) * sizeof(WCHAR) );
+ if (::MultiByteToWideChar(CP_ACP, 0, wild, wild_size, wide_wild, wild_size + 1) == 0)
+ return _fi_invalid_handle;
+
+ return FindFirstFileW(wide_wild, &data);
+#else
+ return FindFirstFileA(wild, &data);
+#endif
+}
+
+inline bool find_next_file(_fi_find_handle hf, _fi_find_data& data)
+{
+#ifdef BOOST_NO_ANSI_APIS
+ return FindNextFileW(hf, &data);
+#else
+ return FindNextFileA(hf, &data);
+#endif
+}
+
+inline void copy_find_file_result_with_overflow_check(const _fi_find_data& data, char* path, size_t max_size)
+{
+#ifdef BOOST_NO_ANSI_APIS
+ if (::WideCharToMultiByte(CP_ACP, 0, data.cFileName, -1, path, max_size, NULL, NULL) == 0)
+ re_detail::overflow_error_if_not_zero(1);
+#else
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(path, max_size, data.cFileName));
+#endif
+}
+
+inline bool is_not_current_or_parent_path_string(const _fi_find_data& data)
+{
+#ifdef BOOST_NO_ANSI_APIS
+ return (std::wcscmp(data.cFileName, L".") && std::wcscmp(data.cFileName, L".."));
+#else
+ return (std::strcmp(data.cFileName, ".") && std::strcmp(data.cFileName, ".."));
+#endif
+}
+
+
+file_iterator::file_iterator()
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ ptr = _path;
+ *_path = 0;
+ *_root = 0;
+ ref = new file_iterator_ref();
+ BOOST_REGEX_NOEH_ASSERT(ref)
+ ref->hf = _fi_invalid_handle;
+ ref->count = 1;
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ delete ref;
+ throw;
+ }
+#endif
+}
+
+file_iterator::file_iterator(const char* wild)
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, wild));
+ ptr = _root;
+ while(*ptr)++ptr;
+ while((ptr > _root) && (*ptr != *_fi_sep) && (*ptr != *_fi_sep_alt))--ptr;
+ if((ptr == _root) && ( (*ptr== *_fi_sep) || (*ptr==*_fi_sep_alt) ) )
+ {
+ _root[1]='\0';
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, _root));
+ }
+ else
+ {
+ *ptr = 0;
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, _root));
+ if(*_path == 0)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, "."));
+ re_detail::overflow_error_if_not_zero(re_detail::strcat_s(_path, MAX_PATH, _fi_sep));
+ }
+ ptr = _path + std::strlen(_path);
+
+ ref = new file_iterator_ref();
+ BOOST_REGEX_NOEH_ASSERT(ref)
+ ref->hf = find_first_file(wild, ref->_data);
+ ref->count = 1;
+
+ if(ref->hf == _fi_invalid_handle)
+ {
+ *_path = 0;
+ ptr = _path;
+ }
+ else
+ {
+ copy_find_file_result_with_overflow_check(ref->_data, ptr, (MAX_PATH - (ptr - _path)));
+ if(ref->_data.dwFileAttributes & _fi_dir)
+ next();
+ }
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ delete ref;
+ throw;
+ }
+#endif
+}
+
+file_iterator::file_iterator(const file_iterator& other)
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, other._root));
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, other._path));
+ ptr = _path + (other.ptr - other._path);
+ ref = other.ref;
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ throw;
+ }
+#endif
+ ++(ref->count);
+}
+
+file_iterator& file_iterator::operator=(const file_iterator& other)
+{
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, other._root));
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, other._path));
+ ptr = _path + (other.ptr - other._path);
+ if(--(ref->count) == 0)
+ {
+ if(ref->hf != _fi_invalid_handle)
+ FindClose(ref->hf);
+ delete ref;
+ }
+ ref = other.ref;
+ ++(ref->count);
+ return *this;
+}
+
+
+file_iterator::~file_iterator()
+{
+ delete[] _root;
+ delete[] _path;
+ if(--(ref->count) == 0)
+ {
+ if(ref->hf != _fi_invalid_handle)
+ FindClose(ref->hf);
+ delete ref;
+ }
+}
+
+file_iterator file_iterator::operator++(int)
+{
+ file_iterator temp(*this);
+ next();
+ return temp;
+}
+
+
+void file_iterator::next()
+{
+ if(ref->hf != _fi_invalid_handle)
+ {
+ bool cont = true;
+ while(cont)
+ {
+ cont = find_next_file(ref->hf, ref->_data);
+ if(cont && ((ref->_data.dwFileAttributes & _fi_dir) == 0))
+ break;
+ }
+ if(!cont)
+ {
+ // end of sequence
+ FindClose(ref->hf);
+ ref->hf = _fi_invalid_handle;
+ *_path = 0;
+ ptr = _path;
+ }
+ else
+ copy_find_file_result_with_overflow_check(ref->_data, ptr, MAX_PATH - (ptr - _path));
+ }
+}
+
+
+
+directory_iterator::directory_iterator()
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ ptr = _path;
+ *_path = 0;
+ *_root = 0;
+ ref = new file_iterator_ref();
+ BOOST_REGEX_NOEH_ASSERT(ref)
+ ref->hf = _fi_invalid_handle;
+ ref->count = 1;
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ delete ref;
+ throw;
+ }
+#endif
+}
+
+directory_iterator::directory_iterator(const char* wild)
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, wild));
+ ptr = _root;
+ while(*ptr)++ptr;
+ while((ptr > _root) && (*ptr != *_fi_sep) && (*ptr != *_fi_sep_alt))--ptr;
+
+ if((ptr == _root) && ( (*ptr== *_fi_sep) || (*ptr==*_fi_sep_alt) ) )
+ {
+ _root[1]='\0';
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, _root));
+ }
+ else
+ {
+ *ptr = 0;
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, _root));
+ if(*_path == 0)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, "."));
+ re_detail::overflow_error_if_not_zero(re_detail::strcat_s(_path, MAX_PATH, _fi_sep));
+ }
+ ptr = _path + std::strlen(_path);
+
+ ref = new file_iterator_ref();
+ BOOST_REGEX_NOEH_ASSERT(ref)
+ ref->count = 1;
+ ref->hf = find_first_file(wild, ref->_data);
+ if(ref->hf == _fi_invalid_handle)
+ {
+ *_path = 0;
+ ptr = _path;
+ }
+ else
+ {
+ copy_find_file_result_with_overflow_check(ref->_data, ptr, MAX_PATH - (ptr - _path));
+ if(((ref->_data.dwFileAttributes & _fi_dir) == 0) || (std::strcmp(ptr, ".") == 0) || (std::strcmp(ptr, "..") == 0))
+ next();
+ }
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ delete ref;
+ throw;
+ }
+#endif
+}
+
+directory_iterator::~directory_iterator()
+{
+ delete[] _root;
+ delete[] _path;
+ if(--(ref->count) == 0)
+ {
+ if(ref->hf != _fi_invalid_handle)
+ FindClose(ref->hf);
+ delete ref;
+ }
+}
+
+directory_iterator::directory_iterator(const directory_iterator& other)
+{
+ _root = _path = 0;
+ ref = 0;
+#ifndef BOOST_NO_EXCEPTIONS
+ try{
+#endif
+ _root = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_root)
+ _path = new char[MAX_PATH];
+ BOOST_REGEX_NOEH_ASSERT(_path)
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, other._root));
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, other._path));
+ ptr = _path + (other.ptr - other._path);
+ ref = other.ref;
+#ifndef BOOST_NO_EXCEPTIONS
+ }
+ catch(...)
+ {
+ delete[] _root;
+ delete[] _path;
+ throw;
+ }
+#endif
+ ++(ref->count);
+}
+
+directory_iterator& directory_iterator::operator=(const directory_iterator& other)
+{
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_root, MAX_PATH, other._root));
+ re_detail::overflow_error_if_not_zero(re_detail::strcpy_s(_path, MAX_PATH, other._path));
+ ptr = _path + (other.ptr - other._path);
+ if(--(ref->count) == 0)
+ {
+ if(ref->hf != _fi_invalid_handle)
+ FindClose(ref->hf);
+ delete ref;
+ }
+ ref = other.ref;
+ ++(ref->count);
+ return *this;
+}
+
+directory_iterator directory_iterator::operator++(int)
+{
+ directory_iterator temp(*this);
+ next();
+ return temp;
+}
+
+void directory_iterator::next()
+{
+ if(ref->hf != _fi_invalid_handle)
+ {
+ bool cont = true;
+ while(cont)
+ {
+ cont = find_next_file(ref->hf, ref->_data);
+ if(cont && (ref->_data.dwFileAttributes & _fi_dir))
+ {
+ if(is_not_current_or_parent_path_string(ref->_data))
+ break;
+ }
+ }
+ if(!cont)
+ {
+ // end of sequence
+ FindClose(ref->hf);
+ ref->hf = _fi_invalid_handle;
+ *_path = 0;
+ ptr = _path;
+ }
+ else
+ copy_find_file_result_with_overflow_check(ref->_data, ptr, MAX_PATH - (ptr - _path));
+ }
+}
+
+
+#ifdef BOOST_REGEX_FI_POSIX_DIR
+
+struct _fi_priv_data
+{
+ char root[MAX_PATH];
+ char* mask;
+ DIR* d;
+ _fi_priv_data(const char* p);
+};
+
+_fi_priv_data::_fi_priv_data(const char* p)
+{
+ std::strcpy(root, p);
+ mask = root;
+ while(*mask) ++mask;
+ while((mask > root) && (*mask != *_fi_sep) && (*mask != *_fi_sep_alt)) --mask;
+ if(mask == root && ((*mask== *_fi_sep) || (*mask == *_fi_sep_alt)) )
+ {
+ root[1] = '\0';
+ std::strcpy(root+2, p+1);
+ mask = root+2;
+ }
+ else if(mask == root)
+ {
+ root[0] = '.';
+ root[1] = '\0';
+ std::strcpy(root+2, p);
+ mask = root+2;
+ }
+ else
+ {
+ *mask = 0;
+ ++mask;
+ }
+}
+
+bool iswild(const char* mask, const char* name)
+{
+ while(*mask && *name)
+ {
+ switch(*mask)
+ {
+ case '?':
+ ++name;
+ ++mask;
+ continue;
+ case '*':
+ ++mask;
+ if(*mask == 0)
+ return true;
+ while(*name)
+ {
+ if(iswild(mask, name))
+ return true;
+ ++name;
+ }
+ return false;
+ case '.':
+ if(0 == *name)
+ {
+ ++mask;
+ continue;
+ }
+ // fall through:
+ default:
+ if(BOOST_REGEX_FI_TRANSLATE(*mask) != BOOST_REGEX_FI_TRANSLATE(*name))
+ return false;
+ ++mask;
+ ++name;
+ continue;
+ }
+ }
+ if(*mask != *name)
+ return false;
+ return true;
+}
+
+unsigned _fi_attributes(const char* root, const char* name)
+{
+ char buf[MAX_PATH];
+ if( ( (root[0] == *_fi_sep) || (root[0] == *_fi_sep_alt) ) && (root[1] == '\0') )
+ (std::sprintf)(buf, "%s%s", root, name);
+ else
+ (std::sprintf)(buf, "%s%s%s", root, _fi_sep, name);
+ DIR* d = opendir(buf);
+ if(d)
+ {
+ closedir(d);
+ return _fi_dir;
+ }
+ return 0;
+}
+
+_fi_find_handle _fi_FindFirstFile(const char* lpFileName, _fi_find_data* lpFindFileData)
+{
+ _fi_find_handle dat = new _fi_priv_data(lpFileName);
+
+ DIR* h = opendir(dat->root);
+ dat->d = h;
+ if(h != 0)
+ {
+ if(_fi_FindNextFile(dat, lpFindFileData))
+ return dat;
+ }
+ delete dat;
+ return 0;
+}
+
+bool _fi_FindNextFile(_fi_find_handle dat, _fi_find_data* lpFindFileData)
+{
+ dirent* d;
+ do
+ {
+ d = readdir(dat->d);
+ } while(d && !iswild(dat->mask, d->d_name));
+
+ if(d)
+ {
+ std::strcpy(lpFindFileData->cFileName, d->d_name);
+ lpFindFileData->dwFileAttributes = _fi_attributes(dat->root, d->d_name);
+ return true;
+ }
+ return false;
+}
+
+bool _fi_FindClose(_fi_find_handle dat)
+{
+ closedir(dat->d);
+ delete dat;
+ return true;
+}
+
+#endif
+
+} // namespace re_detail
+} // namspace boost
+
+#endif // BOOST_REGEX_NO_FILEITER
+
+
+
+
+
+
+
+
+
+
+
+