dosbox-x/include/cross.h
2021-06-24 04:25:28 -04:00

133 lines
4.0 KiB
C++

/*
* Copyright (C) 2002-2021 The DOSBox Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef DOSBOX_CROSS_H
#define DOSBOX_CROSS_H
#include <stdio.h>
#include <string>
#if defined (_MSC_VER) /* MS Visual C++ */
#include <direct.h>
#include <io.h>
#define ULONGTYPE(a) a##ULL
#define LONGTYPE(a) a##LL
#define snprintf _snprintf
#define vsnprintf _vsnprintf
#define alloca _alloca
#define putenv _putenv
#else /* LINUX / GCC */
#include <dirent.h>
#include <unistd.h>
#define ULONGTYPE(a) a##ULL
#define LONGTYPE(a) a##LL
#endif
#define CROSS_LEN 512 /* Maximum filename size */
#if defined (WIN32) || defined (OS2) /* Win 32 & OS/2*/
#define CROSS_FILENAME(blah)
#define CROSS_FILESPLIT '\\'
#define F_OK 0
#else
#define CROSS_FILENAME(blah) strreplace_dbcs(blah,'\\','/')
#define CROSS_FILESPLIT '/'
#endif
#define CROSS_NONE 0
#define CROSS_FILE 1
#define CROSS_DIR 2
#if defined (WIN32) && !defined (__MINGW32__)
#define ftruncate(blah,blah2) chsize(blah,blah2)
#endif
//Solaris maybe others
#if defined (DB_HAVE_NO_POWF)
#include <math.h>
static inline float powf (float x, float y) { return (float) pow (x,y); }
#endif
class Cross {
public:
static void GetPlatformResDir(std::string& in);
static void GetPlatformConfigDir(std::string& in);
static void GetPlatformConfigName(std::string& in);
static void CreatePlatformConfigDir(std::string& in);
static void ResolveHomedir(std::string & temp_line);
static void CreateDir(std::string const& in);
static bool IsPathAbsolute(std::string const& in);
};
#if defined (WIN32)
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from
#endif
#include <windows.h>
typedef struct dir_struct {
HANDLE handle;
char base_path[(MAX_PATH+4)*sizeof(wchar_t)];
wchar_t *wbase_path(void) {
return (wchar_t*)base_path;
}
// TODO: offer a config.h option to opt out of Windows widechar functions
union {
WIN32_FIND_DATAA a;
WIN32_FIND_DATAW w;
} search_data;
bool wide;
} dir_information;
// TODO: offer a config.h option to opt out of Windows widechar functions
dir_information* open_directory(const char* dirname);
bool read_directory_first(dir_information* dirp, char* entry_name, char* entry_sname, bool& is_directory);
bool read_directory_next(dir_information* dirp, char* entry_name, char* entry_sname, bool& is_directory);
dir_information* open_directoryw(const wchar_t* dirname);
bool read_directory_firstw(dir_information* dirp, wchar_t* entry_name, wchar_t* entry_sname, bool& is_directory);
bool read_directory_nextw(dir_information* dirp, wchar_t* entry_name, wchar_t* entry_sname, bool& is_directory);
#else
//#include <sys/types.h> //Included above
#include <dirent.h>
typedef struct dir_struct {
DIR* dir;
char base_path[CROSS_LEN];
} dir_information;
dir_information* open_directory(const char* dirname);
bool read_directory_first(dir_information* dirp, char* entry_name, char* entry_sname, bool& is_directory);
bool read_directory_next(dir_information* dirp, char* entry_name, char* entry_sname, bool& is_directory);
#define open_directoryw open_directory
#define read_directory_firstw read_directory_first
#define read_directory_nextw read_directory_next
#endif
void close_directory(dir_information* dirp);
FILE* fopen_wrap(const char* path, const char* mode);
#endif