From 3c9456dd45f38386b3357dee2fc93924bdd46696 Mon Sep 17 00:00:00 2001
From: truelight <truelight@openttd.org>
Date: Sun, 10 Jul 2005 14:57:43 +0000
Subject: [PATCH] (svn r2542) -Add: [GPMI] Added GPMI
 (http://sourceforge.net/projects/libgpmi/)   support to OpenTTD in
 preperation of AIScripts (long term). It is OFF   by default. Add GPMI:=1 to
 Makefile.config to enable.

---
 Makefile                           |  9 +++++++++
 debug.c                            | 13 +++++++++++++
 debug.h                            |  7 +++++++
 makefiledir/Makefile.config_writer |  1 +
 openttd.c                          | 17 +++++++++++++++++
 5 files changed, 47 insertions(+)

diff --git a/Makefile b/Makefile
index c1e20799cd..00fbb13c2f 100644
--- a/Makefile
+++ b/Makefile
@@ -386,6 +386,15 @@ endif
 
 CFLAGS += $(BASECFLAGS)
 
+# See if we want to enable GPMI
+ifdef GPMI
+CFLAGS  += -DGPMI
+GPMI_STATIC_PATH = `gpmi-config --static`
+LDFLAGS += -rdynamic `gpmi-config --libs`
+# Static link paths into the game
+LDFLAGS += $(GPMI_STATIC_PATH)/paths-static.o
+endif
+
 ifdef UNIX
 CDEFS += -DUNIX
 endif
diff --git a/debug.c b/debug.c
index fe36348fc8..089f778508 100644
--- a/debug.c
+++ b/debug.c
@@ -15,6 +15,9 @@ int _debug_net_level;
 int _debug_spritecache_level;
 int _debug_oldloader_level;
 int _debug_pbs_level;
+#ifdef GPMI
+int _debug_gpmi_level;
+#endif /* GPMI */
 int _debug_npf_level;
 
 
@@ -46,6 +49,9 @@ typedef struct DebugLevel {
 	DEBUG_LEVEL(spritecache),
 	DEBUG_LEVEL(oldloader),
 	DEBUG_LEVEL(pbs),
+#ifdef GPMI
+	DEBUG_LEVEL(gpmi),
+#endif	
 	DEBUG_LEVEL(npf)
 	};
 #undef DEBUG_LEVEL
@@ -120,3 +126,10 @@ const char *GetDebugString(void)
 
 	return dbgstr;
 }
+
+#ifdef GPMI
+void gpmi_debug_openttd(int level, char *s)
+{
+	DEBUG(gpmi, level)("[GPMI] %s", s);
+}
+#endif /* GPMI */
diff --git a/debug.h b/debug.h
index 320e1d5dea..1bfe990ba1 100644
--- a/debug.h
+++ b/debug.h
@@ -15,6 +15,9 @@
 	extern int _debug_spritecache_level;
 	extern int _debug_oldloader_level;
 	extern int _debug_pbs_level;
+#ifdef GPMI
+	extern int _debug_gpmi_level;
+#endif /* GPMI */
 	extern int _debug_npf_level;
 #endif
 
@@ -23,4 +26,8 @@ void CDECL debug(const char *s, ...);
 void SetDebugString(const char *s);
 const char *GetDebugString(void);
 
+#ifdef GPMI
+void gpmi_debug_openttd(int level, char *s);
+#endif /* GPMI */
+
 #endif
diff --git a/makefiledir/Makefile.config_writer b/makefiledir/Makefile.config_writer
index 615517f980..caadb188bb 100644
--- a/makefiledir/Makefile.config_writer
+++ b/makefiledir/Makefile.config_writer
@@ -29,6 +29,7 @@ $(MAKE_CONFIG):
 	$(call CONFIG_LINE,SUPRESS_LANG_ERRORS:=$(SUPRESS_LANG_ERRORS))
 	$(call CONFIG_LINE,WITH_NETWORK:=$(WITH_NETWORK))
 	$(call CONFIG_LINE,DEDICATED:=$(DEDICATED))
+	$(call CONFIG_LINE,GPMI:=$(GPMI))
 	$(call CONFIG_LINE,)
 
 	$(call CONFIG_LINE,\# Disable asserts. Leave them on for easier bug finding)
diff --git a/openttd.c b/openttd.c
index 04c24adbde..8ec9071624 100644
--- a/openttd.c
+++ b/openttd.c
@@ -37,6 +37,11 @@
 
 #include <stdarg.h>
 
+#ifdef GPMI
+#include <gpmi.h>
+#include <gpmi/packages/paths.h>
+#endif /* GPMI */
+
 void GenerateWorld(int mode, uint log_x, uint log_y);
 void CallLandscapeTick(void);
 void IncreaseDate(void);
@@ -593,6 +598,18 @@ int ttd_main(int argc, char* argv[])
 	DeterminePaths();
 	CheckExternalFiles();
 
+#ifdef GPMI
+	/* Set the debug proc */
+	gpmi_debug_proc    = &gpmi_debug_openttd;
+
+	/* Initialize GPMI */
+	gpmi_init();
+
+	/* Add our paths so we can find our own packages */
+	gpmi_path_append(&gpmi_path_modules, "gpmi/modules");
+	gpmi_path_append(&gpmi_path_packages, "gpmi/packages");
+#endif /* GPMI */
+
 #ifdef UNIX
 	// We must fork here, or we'll end up without some resources we need (like sockets)
 	if (_dedicated_forks)