ref: 71cc7a163dd6b391e22afa2badfc67b62c4d82dd
dir: /src/w_main.c/
// // Copyright(C) 1993-1996 Id Software, Inc. // Copyright(C) 2005-2014 Simon Howard // // 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. // // DESCRIPTION: // Common code to parse command line, identifying WAD files to load. // #include "config.h" #include "doomfeatures.h" #include "d_iwad.h" #include "i_system.h" #include "m_argv.h" #include "w_main.h" #include "w_merge.h" #include "w_wad.h" #include "z_zone.h" // Parse the command line, merging WAD files that are sppecified. // Returns true if at least one file was added. boolean W_ParseCommandLine(void) { boolean modifiedgame = false; int p; #ifdef FEATURE_WAD_MERGE // Merged PWADs are loaded first, because they are supposed to be // modified IWADs. //! // @arg <files> // @category mod // // Simulates the behavior of deutex's -merge option, merging a PWAD // into the main IWAD. Multiple files may be specified. // p = M_CheckParmWithArgs("-merge", 1); if (p > 0) { for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p) { char *filename; modifiedgame = true; filename = D_TryFindWADByName(myargv[p]); printf(" merging %s\n", filename); W_MergeFile(filename); } } // NWT-style merging: // NWT's -merge option: //! // @arg <files> // @category mod // // Simulates the behavior of NWT's -merge option. Multiple files // may be specified. p = M_CheckParmWithArgs("-nwtmerge", 1); if (p > 0) { for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p) { char *filename; modifiedgame = true; filename = D_TryFindWADByName(myargv[p]); printf(" performing NWT-style merge of %s\n", filename); W_NWTDashMerge(filename); } } // Add flats //! // @arg <files> // @category mod // // Simulates the behavior of NWT's -af option, merging flats into // the main IWAD directory. Multiple files may be specified. // p = M_CheckParmWithArgs("-af", 1); if (p > 0) { for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p) { char *filename; modifiedgame = true; filename = D_TryFindWADByName(myargv[p]); printf(" merging flats from %s\n", filename); W_NWTMergeFile(filename, W_NWT_MERGE_FLATS); } } //! // @arg <files> // @category mod // // Simulates the behavior of NWT's -as option, merging sprites // into the main IWAD directory. Multiple files may be specified. // p = M_CheckParmWithArgs("-as", 1); if (p > 0) { for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p) { char *filename; modifiedgame = true; filename = D_TryFindWADByName(myargv[p]); printf(" merging sprites from %s\n", filename); W_NWTMergeFile(filename, W_NWT_MERGE_SPRITES); } } //! // @arg <files> // @category mod // // Equivalent to "-af <files> -as <files>". // p = M_CheckParmWithArgs("-aa", 1); if (p > 0) { for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p) { char *filename; modifiedgame = true; filename = D_TryFindWADByName(myargv[p]); printf(" merging sprites and flats from %s\n", filename); W_NWTMergeFile(filename, W_NWT_MERGE_SPRITES | W_NWT_MERGE_FLATS); } } #endif //! // @arg <files> // @vanilla // // Load the specified PWAD files. // p = M_CheckParmWithArgs ("-file", 1); if (p) { // the parms after p are wadfile/lump names, // until end of parms or another - preceded parm modifiedgame = true; // homebrew levels while (++p != myargc && myargv[p][0] != '-') { char *filename; filename = D_TryFindWADByName(myargv[p]); printf(" adding %s\n", filename); W_AddFile(filename); } } // W_PrintDirectory(); return modifiedgame; } // Lump names that are unique to particular game types. This lets us check // the user is not trying to play with the wrong executable, eg. // chocolate-doom -iwad hexen.wad. static const struct { GameMission_t mission; char *lumpname; } unique_lumps[] = { { doom, "POSSA1" }, { heretic, "IMPXA1" }, { hexen, "ETTNA1" }, { strife, "AGRDA1" }, }; void W_CheckCorrectIWAD(GameMission_t mission) { int i; lumpindex_t lumpnum; for (i = 0; i < arrlen(unique_lumps); ++i) { if (mission != unique_lumps[i].mission) { lumpnum = W_CheckNumForName(unique_lumps[i].lumpname); if (lumpnum >= 0) { I_Error("\nYou are trying to use a %s IWAD file with " "the %s%s binary.\nThis isn't going to work.\n" "You probably want to use the %s%s binary.", D_SuggestGameName(unique_lumps[i].mission, indetermined), PROGRAM_PREFIX, D_GameMissionString(mission), PROGRAM_PREFIX, D_GameMissionString(unique_lumps[i].mission)); } } } }