From a855d6202536ff28e5aae4f22a0f31d8f5b325d0 Mon Sep 17 00:00:00 2001 From: Franklin Wei Date: Sat, 21 Jan 2017 15:18:31 -0500 Subject: Port of Duke Nukem 3D This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL for Rockbox. Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9 --- apps/plugins/sdl/src/loadso/os2/SDL_sysloadso.c | 71 +++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 apps/plugins/sdl/src/loadso/os2/SDL_sysloadso.c (limited to 'apps/plugins/sdl/src/loadso/os2') diff --git a/apps/plugins/sdl/src/loadso/os2/SDL_sysloadso.c b/apps/plugins/sdl/src/loadso/os2/SDL_sysloadso.c new file mode 100644 index 0000000000..62ea536dd0 --- /dev/null +++ b/apps/plugins/sdl/src/loadso/os2/SDL_sysloadso.c @@ -0,0 +1,71 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#ifdef SDL_LOADSO_OS2 + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ +/* System dependent library loading routines */ + +#include +#define INCL_DOSERRORS +#define INCL_DOSMODULEMGR +#include + +#include "SDL_loadso.h" + +void *SDL_LoadObject(const char *sofile) +{ + HMODULE handle = NULL; + char buf[512]; + APIRET ulrc = DosLoadModule(buf, sizeof (buf), (char *) sofile, &handle); + + /* Generate an error message if all loads failed */ + if ((ulrc != NO_ERROR) || (handle == NULL)) + SDL_SetError("Failed loading %s: %s", sofile, buf); + + return((void *) handle); +} + +void *SDL_LoadFunction(void *handle, const char *name) +{ + const char *loaderror = "Unknown error"; + void *symbol = NULL; + APIRET ulrc = DosQueryProcAddr((HMODULE)handle, 0, (char *)name, &symbol); + if (ulrc == ERROR_INVALID_HANDLE) + loaderror = "Invalid module handle"; + else if (ulrc == ERROR_INVALID_NAME) + loaderror = "Symbol not found"; + + if (symbol == NULL) + SDL_SetError("Failed loading %s: %s", name, loaderror); + + return(symbol); +} + +void SDL_UnloadObject(void *handle) +{ + if ( handle != NULL ) + DosFreeModule((HMODULE) handle); +} + +#endif /* SDL_LOADSO_OS2 */ -- cgit v1.2.3