From 8c7078eca9a086f50002d5b84a0b8e80a9d36070 Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Thu, 31 Jul 2008 20:06:42 +0000
Subject: Automatically load chex.deh on startup if playing in chex mode.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 1165
---
 src/d_main.c   | 17 +++++++++++++++++
 src/deh_main.c | 13 ++++++++-----
 src/deh_main.h |  1 +
 src/i_system.c |  2 +-
 4 files changed, 27 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/d_main.c b/src/d_main.c
index 6b90d57e..9aa85f9c 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -770,6 +770,22 @@ void PrintGameVersion(void)
     }
 }
 
+// Load the Chex Quest dehacked file, if we are in Chex mode.
+
+static void LoadChexDeh(void)
+{
+    if (gameversion == exe_chex)
+    {
+        if (!DEH_LoadFile("chex.deh"))
+        {
+            I_Error("Unable to find Chex Quest dehacked file (chex.deh).\n"
+                    "The dehacked file is required in order to emulate\n"
+                    "chex.exe correctly.  Please download it from the\n"
+                    "/idgames repository.");
+        }
+    }
+}
+
 //
 // D_DoomMain
 //
@@ -1200,6 +1216,7 @@ void D_DoomMain (void)
     
     D_IdentifyVersion();
     InitGameVersion();
+    LoadChexDeh();
     D_SetGameDescription();
     D_SetSaveGameDir();
 
diff --git a/src/deh_main.c b/src/deh_main.c
index 3ace70e5..b70a3384 100644
--- a/src/deh_main.c
+++ b/src/deh_main.c
@@ -351,21 +351,25 @@ static void DEH_ParseContext(deh_context_t *context)
 
 // Parses a dehacked file
 
-static void DEH_ParseFile(char *filename)
+int DEH_LoadFile(char *filename)
 {
     deh_context_t *context;
 
+    printf(" loading %s\n", filename);
+
     context = DEH_OpenFile(filename);
 
     if (context == NULL)
     {
-        fprintf(stderr, "DEH_ParseFile: Unable to open %s\n", filename);
-        return;
+        fprintf(stderr, "DEH_LoadFile: Unable to open %s\n", filename);
+        return 0;
     }
     
     DEH_ParseContext(context);
     
     DEH_CloseFile(context);
+
+    return 1;
 }
 
 // Checks the command line for -deh argument
@@ -393,8 +397,7 @@ void DEH_Init(void)
         while (p < myargc && myargv[p][0] != '-')
         {
             filename = D_TryFindWADByName(myargv[p]);
-            printf(" loading %s\n", filename);
-            DEH_ParseFile(filename);
+            DEH_LoadFile(filename);
             ++p;
         }
     }
diff --git a/src/deh_main.h b/src/deh_main.h
index 01f82b83..388c56de 100644
--- a/src/deh_main.h
+++ b/src/deh_main.h
@@ -39,6 +39,7 @@
 #define DEH_VANILLA_NUMSFX 107
 
 void DEH_Init(void);
+int DEH_LoadFile(char *filename);
 
 boolean DEH_ParseAssignment(char *line, char **variable_name, char **value);
 
diff --git a/src/i_system.c b/src/i_system.c
index 09e211fd..fe596a60 100644
--- a/src/i_system.c
+++ b/src/i_system.c
@@ -225,7 +225,7 @@ void I_Error (char *error, ...)
     
     // Message first.
     va_start(argptr, error);
-    fprintf(stderr, "Error: ");
+    fprintf(stderr, "\nError: ");
     vfprintf(stderr, error, argptr);
     fprintf(stderr, "\n");
     va_end(argptr);
-- 
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