mirror of https://github.com/ZDoom/raze-gles.git
100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
//-------------------------------------------------------------------------
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/*
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Copyright (C) 2010-2019 EDuke32 developers and contributors
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Copyright (C) 2019 Nuke.YKT
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This file is part of NBlood.
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NBlood is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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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.
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See the GNU General Public License for more details.
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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, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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//-------------------------------------------------------------------------
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#include "ns.h" // Must come before everything else!
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#include <stdlib.h>
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#include <string.h>
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#include "compat.h"
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#include "getopt.h"
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BEGIN_BLD_NS
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int margc;
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char const * const *margv;
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const char *OptArgv[16];
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int OptArgc;
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const char *OptFull;
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const char *SwitchChars = "-/";
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int GetOptions(SWITCH *switches)
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{
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static const char *pChar = NULL;
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static int OptIndex = 1;
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if (!pChar)
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{
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if (OptIndex >= margc)
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return -1;
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pChar = margv[OptIndex++];
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if (!pChar)
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return -1;
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}
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OptFull = pChar;
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if (!strchr(SwitchChars, *pChar))
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{
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pChar = NULL;
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return -2;
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}
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pChar++;
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int i;
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int vd;
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for (i = 0; true; i++)
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{
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if (!switches[i].name)
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return -3;
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int nLength = strlen(switches[i].name);
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if (!Bstrncasecmp(pChar, switches[i].name, nLength) && (pChar[nLength]=='=' || pChar[nLength]==0))
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{
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pChar += nLength;
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if (*pChar=='=')
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{
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pChar++;
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}
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else
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{
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pChar = NULL;
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}
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break;
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}
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}
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vd = switches[i].at4;
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OptArgc = 0;
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while (OptArgc < switches[i].at8)
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{
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if (!pChar)
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{
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if (OptIndex >= margc)
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break;
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pChar = margv[OptIndex++];
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if (strchr(SwitchChars, *pChar) != 0)
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break;
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}
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OptArgv[OptArgc++] = pChar;
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pChar = NULL;
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}
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return vd;
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}
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END_BLD_NS
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