windows/fileutil.hpp Add. : file_exception, get_module_filepath(), get_module_dir()

diff --git a/roast_ex/include/roast/windows/fileutil.hpp b/roast_ex/include/roast/windows/fileutil.hpp
new file mode 100644 (file)
index 0000000..cb5a5ef
--- /dev/null
+++ b/roast_ex/include/roast/windows/fileutil.hpp
@@ -0,0 +1,52 @@
+//     Roast+ License
+
+#ifndef __SFJP_ROAST_EX__windows__fileutil_HPP__
+#define __SFJP_ROAST_EX__windows__fileutil_HPP__
+
+namespace roast
+{
+       namespace windows
+       {
+               class file_exception : public windows_exception
+               {
+               public:
+                       file_exception(const char* s) : windows_exception(s) {}
+                       file_exception(const ::std::string& s) : windows_exception(s) {}
+               };
+
+               ////////////////////////////////////////////////////////
+               
+               ::std::string get_module_filepath(::HINSTANCE hInstance=NULL) /* hInstance = NULL is Current Process Module Handle */
+               {
+                       size_t bufsize = 256;
+                       for(;;)
+                       {
+                               ::std::string s(bufsize, 0);
+                               DWORD dwCopiedLen = ::GetModuleFileName(NULL, (LPSTR)s.data(), bufsize);
+                               if ( dwCopiedLen == bufsize-1 ){
+                                       bufsize *= 2;
+                                       continue;
+                               }
+                               else
+                                       return s;
+                       }
+               }
+               ::std::string get_module_dir(::HINSTANCE hInstance=NULL) /* hInstance = NULL is Current Process Module Handle */
+               {
+                       ::std::string s = get_module_filepath(hInstance);
+                       /*
+                       char *p = strrchr((char*)s.data(), '\\');
+                       if ( p == NULL )
+                               return "";
+                       *(p+1) = '\0';
+                       */
+                       extract_dirpath(s);
+                       return s;
+               }
+               ::std::string get_current_module_filepath(){ return get_module_filepath(); }
+               ::std::string get_current_module_dir(){ return get_module_dir(); }
+
+       }
+}
+
+#endif//__SFJP_ROAST_EX__windows__fileutil_HPP__