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path: root/games/wolf4sdl/datadir.diff
blob: b62ea0be089961e015aad539c798b41c70da2c6e (plain)
diff -Naur Wolf4SDL-1.7-src.orig//Makefile Wolf4SDL-1.7-src/Makefile
--- Wolf4SDL-1.7-src.orig//Makefile	2008-02-18 01:54:38.000000000 -0500
+++ Wolf4SDL-1.7-src/Makefile	2012-01-13 16:43:43.000000000 -0500
@@ -17,6 +17,7 @@
 LDFLAGS_SDL ?= $(shell $(SDL_CONFIG) --libs)
 
 
+CFLAGS += -DPREFIX='"$(PREFIX)"'
 CFLAGS += $(CFLAGS_SDL)
 
 #CFLAGS += -Wall
@@ -64,6 +65,7 @@
 SRCS += wl_play.cpp
 SRCS += wl_state.cpp
 SRCS += wl_text.cpp
+SRCS += datafile.cpp
 
 DEPS = $(filter %.d, $(SRCS:.c=.d) $(SRCS:.cpp=.d))
 OBJS = $(filter %.o, $(SRCS:.c=.o) $(SRCS:.cpp=.o))
diff -Naur Wolf4SDL-1.7-src.orig//datafile.cpp Wolf4SDL-1.7-src/datafile.cpp
--- Wolf4SDL-1.7-src.orig//datafile.cpp	1969-12-31 19:00:00.000000000 -0500
+++ Wolf4SDL-1.7-src/datafile.cpp	2012-01-13 16:41:32.000000000 -0500
@@ -0,0 +1,60 @@
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <limits.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include "datafile.h"
+
+static char *datapath = NULL;
+
+static void set_data_path(void) {
+	if(datapath) return;
+	datapath = getenv("WOLF4PATH");
+	if(datapath) return;
+
+	// 20120113 bkw: should this be "C:\\WOLF3D" on Windows?
+	datapath = (char *)PREFIX "/share/games/wolf3d";
+}
+
+int datafile_exists(const char *file) {
+	char datafile[PATH_MAX];
+	struct stat statbuf;
+
+	set_data_path();
+
+	if(stat(file, &statbuf))
+		return 1;
+
+	sprintf(datafile, "%s/%s", datapath, file);
+	return stat(datafile, &statbuf);
+}
+
+int datafile_open(const char *file, int flags) {
+	char datafile[PATH_MAX];
+	int handle;
+
+	set_data_path();
+
+	if( (handle = open(file, flags)) > 0 )
+		return handle;
+
+	sprintf(datafile, "%s/%s", datapath, file);
+	return open(datafile, flags);
+}
+
+FILE *datafile_fopen(const char *file, const char *mode) {
+	char datafile[PATH_MAX];
+	FILE *f;
+
+	set_data_path();
+
+	if( (f = fopen(file, mode)) )
+		return f;
+
+	sprintf(datafile, "%s/%s", datapath, file);
+	return fopen(datafile, mode);
+}
diff -Naur Wolf4SDL-1.7-src.orig//datafile.h Wolf4SDL-1.7-src/datafile.h
--- Wolf4SDL-1.7-src.orig//datafile.h	1969-12-31 19:00:00.000000000 -0500
+++ Wolf4SDL-1.7-src/datafile.h	2012-01-13 16:41:41.000000000 -0500
@@ -0,0 +1,22 @@
+
+#include <stdio.h>
+/*
+20120113 bkw:
+Functions for loading game data files.
+
+All these functions search for files in:
+
+- The current directory
+- The directory specified by $WOLF4PATH if set
+- If WOLF4PATH not set, fall back to PREFIX/share/games/wolf3d
+
+*/
+
+/* returns true if file exists in the data path, otherwise false */
+int datafile_exists(const char *file);
+
+/* returns a filehandle to the file if found, or -1 if not */
+int datafile_open(const char *file, int flags);
+
+/* returns a FILE* if found, or NULL if not */
+FILE *datafile_fopen(const char *file, const char *mode);
diff -Naur Wolf4SDL-1.7-src.orig//id_ca.cpp Wolf4SDL-1.7-src/id_ca.cpp
--- Wolf4SDL-1.7-src.orig//id_ca.cpp	2009-02-24 15:13:22.000000000 -0500
+++ Wolf4SDL-1.7-src/id_ca.cpp	2012-01-13 16:40:25.000000000 -0500
@@ -24,6 +24,7 @@
     #include <unistd.h>
 #endif
 
+#include "datafile.h"
 #include "wl_def.h"
 #pragma hdrstop
 
@@ -185,7 +186,7 @@
 {
     int32_t size;
 
-    const int handle = open(filename, O_RDONLY | O_BINARY);
+    const int handle = datafile_open(filename, O_RDONLY | O_BINARY);
     if (handle == -1)
         return false;
 
@@ -463,7 +464,7 @@
     strcpy(fname,gdictname);
     strcat(fname,graphext);
 
-    handle = open(fname, O_RDONLY | O_BINARY);
+    handle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (handle == -1)
         CA_CannotOpen(fname);
 
@@ -474,7 +475,7 @@
     strcpy(fname,gheadname);
     strcat(fname,graphext);
 
-    handle = open(fname, O_RDONLY | O_BINARY);
+    handle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (handle == -1)
         CA_CannotOpen(fname);
 
@@ -513,7 +514,7 @@
     strcpy(fname,gfilename);
     strcat(fname,graphext);
 
-    grhandle = open(fname, O_RDONLY | O_BINARY);
+    grhandle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (grhandle == -1)
         CA_CannotOpen(fname);
 
@@ -555,7 +556,7 @@
     strcpy(fname,mheadname);
     strcat(fname,extension);
 
-    handle = open(fname, O_RDONLY | O_BINARY);
+    handle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (handle == -1)
         CA_CannotOpen(fname);
 
@@ -574,14 +575,14 @@
     strcpy(fname, "gamemaps.");
     strcat(fname, extension);
 
-    maphandle = open(fname, O_RDONLY | O_BINARY);
+    maphandle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (maphandle == -1)
         CA_CannotOpen(fname);
 #else
     strcpy(fname,mfilename);
     strcat(fname,extension);
 
-    maphandle = open(fname, O_RDONLY | O_BINARY);
+    maphandle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (maphandle == -1)
         CA_CannotOpen(fname);
 #endif
@@ -646,7 +647,7 @@
     strcpy(fname,afilename);
     strcat(fname,audioext);
 
-    audiohandle = open(fname, O_RDONLY | O_BINARY);
+    audiohandle = datafile_open(fname, O_RDONLY | O_BINARY);
     if (audiohandle == -1)
         CA_CannotOpen(fname);
 }
diff -Naur Wolf4SDL-1.7-src.orig//id_pm.cpp Wolf4SDL-1.7-src/id_pm.cpp
--- Wolf4SDL-1.7-src.orig//id_pm.cpp	2008-05-25 04:40:50.000000000 -0400
+++ Wolf4SDL-1.7-src/id_pm.cpp	2012-01-13 16:42:23.000000000 -0500
@@ -1,3 +1,4 @@
+#include "datafile.h"
 #include "wl_def.h"
 
 int ChunksInFile;
@@ -19,7 +20,7 @@
     char fname[13] = "vswap.";
     strcat(fname,extension);
 
-    FILE *file = fopen(fname,"rb");
+    FILE *file = datafile_fopen(fname,"rb");
     if(!file)
         CA_CannotOpen(fname);
 
diff -Naur Wolf4SDL-1.7-src.orig//wl_menu.cpp Wolf4SDL-1.7-src/wl_menu.cpp
--- Wolf4SDL-1.7-src.orig//wl_menu.cpp	2010-11-01 13:17:58.000000000 -0400
+++ Wolf4SDL-1.7-src/wl_menu.cpp	2012-01-13 16:55:02.000000000 -0500
@@ -14,6 +14,7 @@
     #include <unistd.h>
 #endif
 
+#include "datafile.h"
 #include "wl_def.h"
 #pragma hdrstop
 
@@ -4029,12 +4030,12 @@
 //
 #ifdef JAPAN
 #ifdef JAPDEMO
-    if(!stat("vswap.wj1", &statbuf))
+    if(datafile_exists("vswap.wj1"))
     {
         strcpy (extension, "wj1");
         numEpisodesMissing = 5;
 #else
-    if(!stat("vswap.wj6", &statbuf))
+    if(datafile_exists("vswap.wj6"))
     {
         strcpy (extension, "wj6");
 #endif
@@ -4052,7 +4053,7 @@
 // ENGLISH
 //
 #ifdef UPLOAD
-    if(!stat("vswap.wl1", &statbuf))
+    if(datafile_exists("vswap.wl1"))
     {
         strcpy (extension, "wl1");
         numEpisodesMissing = 5;
@@ -4061,7 +4062,7 @@
         Quit ("NO WOLFENSTEIN 3-D DATA FILES to be found!");
 #else
 #ifndef SPEAR
-    if(!stat("vswap.wl6", &statbuf))
+    if(datafile_exists("vswap.wl6"))
     {
         strcpy (extension, "wl6");
         NewEmenu[2].active =
@@ -4074,7 +4075,7 @@
     }
     else
     {
-        if(!stat("vswap.wl3", &statbuf))
+        if(datafile_exists("vswap.wl3"))
         {
             strcpy (extension, "wl3");
             numEpisodesMissing = 3;
@@ -4082,7 +4083,7 @@
         }
         else
         {
-            if(!stat("vswap.wl1", &statbuf))
+            if(datafile_exists("vswap.wl1"))
             {
                 strcpy (extension, "wl1");
                 numEpisodesMissing = 5;
@@ -4099,28 +4100,28 @@
 #ifndef SPEARDEMO
     if(param_mission == 0)
     {
-        if(!stat("vswap.sod", &statbuf))
+        if(datafile_exists("vswap.sod"))
             strcpy (extension, "sod");
         else
             Quit ("NO SPEAR OF DESTINY DATA FILES TO BE FOUND!");
     }
     else if(param_mission == 1)
     {
-        if(!stat("vswap.sd1", &statbuf))
+        if(datafile_exists("vswap.sd1"))
             strcpy (extension, "sd1");
         else
             Quit ("NO SPEAR OF DESTINY DATA FILES TO BE FOUND!");
     }
     else if(param_mission == 2)
     {
-        if(!stat("vswap.sd2", &statbuf))
+        if(datafile_exists("vswap.sd2"))
             strcpy (extension, "sd2");
         else
             Quit ("NO SPEAR OF DESTINY DATA FILES TO BE FOUND!");
     }
     else if(param_mission == 3)
     {
-        if(!stat("vswap.sd3", &statbuf))
+        if(datafile_exists("vswap.sd3"))
             strcpy (extension, "sd3");
         else
             Quit ("NO SPEAR OF DESTINY DATA FILES TO BE FOUND!");
@@ -4130,7 +4131,7 @@
     strcpy (graphext, "sod");
     strcpy (audioext, "sod");
 #else
-    if(!stat("vswap.sdm", &statbuf))
+    if(datafile_exists("vswap.sdm"))
     {
         strcpy (extension, "sdm");
     }