141 lines
2.9 KiB
C
141 lines
2.9 KiB
C
/*
|
|
* ***** BEGIN GPL LICENSE BLOCK *****
|
|
*
|
|
* 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.
|
|
*
|
|
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
|
|
* All rights reserved.
|
|
*
|
|
* The Original Code is: all of this file, with exception of below:
|
|
*
|
|
* Contributor(s): Peter O'Gorman
|
|
*
|
|
* ***** END GPL LICENSE BLOCK *****
|
|
*/
|
|
|
|
/** \file blender/blenlib/intern/dynlib.c
|
|
* \ingroup bli
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "MEM_guardedalloc.h"
|
|
|
|
#include "BLI_dynlib.h"
|
|
|
|
struct DynamicLibrary {
|
|
void *handle;
|
|
};
|
|
|
|
#ifdef WIN32
|
|
#ifndef _WIN32_WINNT
|
|
#define _WIN32_WINNT 0x501 /* Windows XP or newer */
|
|
#endif
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#include <windows.h>
|
|
#include "utf_winfunc.h"
|
|
#include "utfconv.h"
|
|
|
|
DynamicLibrary *BLI_dynlib_open(const char *name)
|
|
{
|
|
DynamicLibrary *lib;
|
|
void *handle;
|
|
|
|
UTF16_ENCODE(name);
|
|
handle = LoadLibraryW(name_16);
|
|
UTF16_UN_ENCODE(name);
|
|
|
|
if (!handle)
|
|
return NULL;
|
|
|
|
lib = MEM_callocN(sizeof(*lib), "Dynamic Library");
|
|
lib->handle = handle;
|
|
|
|
return lib;
|
|
}
|
|
|
|
void *BLI_dynlib_find_symbol(DynamicLibrary *lib, const char *symname)
|
|
{
|
|
return GetProcAddress(lib->handle, symname);
|
|
}
|
|
|
|
char *BLI_dynlib_get_error_as_string(DynamicLibrary *lib)
|
|
{
|
|
int err;
|
|
|
|
/* if lib is NULL reset the last error code */
|
|
err = GetLastError();
|
|
if (!lib)
|
|
SetLastError(ERROR_SUCCESS);
|
|
|
|
if (err) {
|
|
static char buf[1024];
|
|
|
|
if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
|
|
NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
|
buf, sizeof(buf), NULL))
|
|
{
|
|
return buf;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void BLI_dynlib_close(DynamicLibrary *lib)
|
|
{
|
|
FreeLibrary(lib->handle);
|
|
MEM_freeN(lib);
|
|
}
|
|
|
|
#else /* Unix */
|
|
|
|
#include <dlfcn.h>
|
|
|
|
DynamicLibrary *BLI_dynlib_open(const char *name)
|
|
{
|
|
DynamicLibrary *lib;
|
|
void *handle = dlopen(name, RTLD_LAZY);
|
|
|
|
if (!handle)
|
|
return NULL;
|
|
|
|
lib = MEM_callocN(sizeof(*lib), "Dynamic Library");
|
|
lib->handle = handle;
|
|
|
|
return lib;
|
|
}
|
|
|
|
void *BLI_dynlib_find_symbol(DynamicLibrary *lib, const char *symname)
|
|
{
|
|
return dlsym(lib->handle, symname);
|
|
}
|
|
|
|
char *BLI_dynlib_get_error_as_string(DynamicLibrary *lib)
|
|
{
|
|
(void)lib; /* unused */
|
|
return dlerror();
|
|
}
|
|
|
|
void BLI_dynlib_close(DynamicLibrary *lib)
|
|
{
|
|
dlclose(lib->handle);
|
|
MEM_freeN(lib);
|
|
}
|
|
|
|
#endif
|