Split out WAD command line parsing code into common code shared between

games.

Subversion-branch: /branches/raven-branch
Subversion-revision: 1910

5 files changed, 215 insertions, 322 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index eeabeb5b..8019dc82 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -71,6 +71,7 @@ tables.c             tables.h              \
 v_video.c            v_video.h             \
                      v_patch.h             \
 w_checksum.c         w_checksum.h          \
+w_main.c             w_main.h              \
 w_wad.c              w_wad.h               \
 w_file.c             w_file.h              \
 w_file_stdc.c                              \
diff --git a/src/doom/d_main.c b/src/doom/d_main.c
index 4e7812cc..c6099da9 100644
--- a/src/doom/d_main.c
+++ b/src/doom/d_main.c
@@ -45,8 +45,8 @@
 #include "d_iwad.h"
 
 #include "z_zone.h"
+#include "w_main.h"
 #include "w_wad.h"
-#include "w_merge.h"
 #include "s_sound.h"
 #include "v_video.h"
 
@@ -827,7 +827,6 @@ static boolean CheckChex(char *iwadname)
 //      print title for every printed line
 char            title[128];
 
-
 static boolean D_AddFile(char *filename)
 {
     wad_file_t *handle;
@@ -1258,158 +1257,7 @@ void D_DoomMain (void)
 
     printf (DEH_String("W_Init: Init WADfiles.\n"));
     D_AddFile(iwadfile);
-
-#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_CheckParm("-merge");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-nwtmerge");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-af");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-as");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-aa");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm ("-file");
-    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]);
-
-	    D_AddFile(filename);
-        }
-    }
-
-    // Debug:
-//    W_PrintDirectory();
+    modifiedgame = W_ParseCommandLine();
 
     // add any files specified on the command line with -file wadfile
     // to the wad list
diff --git a/src/heretic/d_main.c b/src/heretic/d_main.c
index 5fa2d5f9..6b589d02 100644
--- a/src/heretic/d_main.c
+++ b/src/heretic/d_main.c
@@ -46,7 +46,7 @@
 #include "m_controls.h"
 #include "p_local.h"
 #include "s_sound.h"
-#include "w_merge.h"
+#include "w_main.h"
 #include "v_video.h"
 
 #define STARTUP_WINDOW_X 17
@@ -908,150 +908,7 @@ void D_DoomMain(void)
     }
 
     D_AddFile(iwadfile);
-
-#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_CheckParm("-merge");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-nwtmerge");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-af");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-as");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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_CheckParm("-aa");
-
-    if (p > 0)
-    {
-        for (p = p + 1; p<myargc && myargv[p][0] != '-'; ++p)
-        {
-            char *filename;
-
-            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
-
-    // -FILE [filename] [filename] ...
-    // Add files to the wad list.
-    p = M_CheckParm("-file");
-
-    if (p)
-    {
-        char *filename;
-
-        // the parms after p are wadfile/lump names, until end of parms
-        // or another - preceded parm
-
-        while (++p != myargc && myargv[p][0] != '-')
-        {
-            filename = D_FindWADByName(myargv[p]);
-            D_AddFile(filename);
-        }
-    }
+    W_ParseCommandLine();
 
     p = M_CheckParm("-playdemo");
     if (!p)
diff --git a/src/hexen/h2_main.c b/src/hexen/h2_main.c
index ef223c0e..a20bd91a 100644
--- a/src/hexen/h2_main.c
+++ b/src/hexen/h2_main.c
@@ -46,6 +46,7 @@
 #include "m_controls.h"
 #include "p_local.h"
 #include "v_video.h"
+#include "w_main.h"
 
 // MACROS ------------------------------------------------------------------
 
@@ -88,7 +89,6 @@ static void PageDrawer(void);
 static void HandleArgs(void);
 static void CheckRecordFrom(void);
 static void DrawAndBlit(void);
-static void ExecOptionFILE(char **args, int tag);
 static void ExecOptionSCRIPTS(char **args, int tag);
 static void ExecOptionSKILL(char **args, int tag);
 static void ExecOptionPLAYDEMO(char **args, int tag);
@@ -133,7 +133,6 @@ static int pagetic;
 static char *pagename;
 
 static execOpt_t ExecOptions[] = {
-    {"-file", ExecOptionFILE, 1, 0},
     {"-scripts", ExecOptionSCRIPTS, 1, 0},
     {"-skill", ExecOptionSKILL, 1, 0},
     {"-playdemo", ExecOptionPLAYDEMO, 1, 0},
@@ -422,6 +421,9 @@ static void HandleArgs(void)
 
     cmdfrag = M_ParmExists("-cmdfrag");
 
+    // Check WAD file command line options
+    W_ParseCommandLine();
+
     // Process command line options
     for (opt = ExecOptions; opt->name != NULL; opt++)
     {
@@ -485,27 +487,6 @@ static void ExecOptionSKILL(char **args, int tag)
 
 //==========================================================================
 //
-// ExecOptionFILE
-//
-//==========================================================================
-
-static void ExecOptionFILE(char **args, int tag)
-{
-    char *filename;
-    int p;
-
-    p = M_CheckParm("-file");
-    while (++p != myargc && myargv[p][0] != '-')
-    {
-        filename = D_TryFindWADByName(myargv[p]);
-
-        D_AddFile(filename);
-    }
-}
-
-
-//==========================================================================
-//
 // ExecOptionPLAYDEMO
 //
 //==========================================================================
diff --git a/src/w_main.c b/src/w_main.c
new file mode 100644
index 00000000..92a394dd
--- /dev/null
+++ b/src/w_main.c
@@ -0,0 +1,206 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// Copyright(C) 1993-1996 Id Software, Inc.
+// Copyright(C) 2005-2010 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.
+//
+// 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., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+//
+// DESCRIPTION:
+//     Common code to parse command line, identifying WAD files to load.
+//
+//-----------------------------------------------------------------------------
+
+#include "doomfeatures.h"
+#include "d_iwad.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_CheckParm("-merge");
+
+    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_CheckParm("-nwtmerge");
+
+    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_CheckParm("-af");
+
+    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_CheckParm("-as");
+
+    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_CheckParm("-aa");
+
+    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_CheckParm ("-file");
+    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;
+}
+