mirror of
https://github.com/kevinbentley/Descent3.git
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139 lines
3.6 KiB
C++
139 lines
3.6 KiB
C++
/*
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* Descent 3
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* Copyright (C) 2024 Parallax Software
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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--- HISTORICAL COMMENTS FOLLOW ---
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* $Logfile: /DescentIII/Main/ddio_lnx/lnxio.cpp $
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* $Revision: 1.6 $
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* $Date: 2004/02/25 00:04:06 $
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* $Author: ryan $
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*
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* Linux IO routines
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*
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* $Log: lnxio.cpp,v $
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* Revision 1.6 2004/02/25 00:04:06 ryan
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* Removed loki_utils dependency and ported to MacOS X (runs, but incomplete).
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*
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* Revision 1.5 2000/05/29 05:20:13 icculus
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* Removed a real repetitive mprintf().
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*
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* Revision 1.4 2000/05/29 05:19:17 icculus
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* Serial behaviour is now correct (and the Rock'n'Ride works!). A
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* little more debugging code was added.
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*
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* Revision 1.3 2000/04/25 06:10:27 icculus
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* Added buttloads of debug information, and fixed some more glitches.
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*
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* Revision 1.2 2000/04/24 03:18:53 icculus
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* Serial port i/o code written, so I can ROCK'n'RIDE it!
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*
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* Revision 1.1.1.1 2000/04/18 00:00:33 icculus
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* initial checkin
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*
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*
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* 5 7/14/99 9:06p Jeff
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* added comment header
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*
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* $NoKeywords: $
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*/
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// ----------------------------------------------------------------------------
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// Linux IO System Main Library Interface
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// ----------------------------------------------------------------------------
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#include <cstdarg>
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#include <cstdio>
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#ifdef MACOSX
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#include <mach-o/dyld.h>
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#endif
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#ifdef WIN32
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#include <windows.h>
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#endif
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#include "application.h"
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#include "ddio.h"
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#include "pserror.h"
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bool DDIO_init = false;
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oeLnxApplication *Lnx_app_obj = NULL;
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// ----------------------------------------------------------------------------
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// Initialization and destruction functions
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// ----------------------------------------------------------------------------
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bool ddio_InternalInit(ddio_init_info *init_info) {
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mprintf(0, "DDIO: ddio_InternalInit() called.");
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Lnx_app_obj = (oeLnxApplication *)init_info->obj;
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DDIO_init = true;
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return true;
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}
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void ddio_InternalClose() {
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mprintf(0, "DDIO: ddio_InternalClose() called.");
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if (DDIO_init) {
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DDIO_init = false;
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Lnx_app_obj = NULL;
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} // if
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mprintf(0, "DDIO: ddio_InternalClose() returning.");
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}
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void ddio_DebugMessage(unsigned err, char *fmt, ...) {
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char buf[128];
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va_list arglist;
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va_start(arglist, fmt);
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std::vsnprintf(buf, sizeof(buf), fmt, arglist);
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va_end(arglist);
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mprintf(0, "%s\n", buf);
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}
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bool ddio_GetBinaryPath(char *exec_path, size_t len) {
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#ifdef MACOSX
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if (exec_path == NULL || len == 0) {
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fprintf(stderr, "Invalid arguments\n");
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return false;
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}
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uint32_t size = (uint32_t)len;
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if (_NSGetExecutablePath(exec_path, &size) != 0) {
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fprintf(stderr, "Buffer too small; need size %u\n", size);
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return false;
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}
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#elif defined(__LINUX__)
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if (realpath("/proc/self/exe", exec_path) == NULL) {
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perror("realpath");
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return false;
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}
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#else
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if (GetModuleFileName(NULL, exec_path, len) == 0) {
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DWORD error = GetLastError();
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Error("GetModuleFileName failed!");
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return false;
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}
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exec_path[len - 1] = '\0';
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return true;
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#endif
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exec_path[len - 1] = '\0';
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return true;
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}
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