Created a better configurable makefile. Needs to be transferred to the other examples sometimes.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1035 dfc29bdd-3216-0410-991c-e03cc46cb475

examples/01.HelloWorld/Makefile

 # Makefile for Irrlicht Examples
 # It's usually sufficient to change just the target name and source file list
 # and be sure that CXX is set to a valid compiler
-Target = 01.HelloWorld
-Sources = main.cpp
 
-# general compiler settings
-CPPFLAGS = -I../../include -I/usr/X11R6/include
-CXXFLAGS = -O3 -ffast-math
-#CXXFLAGS = -g -Wall
+# Name of the executable created (.exe will be added automatically if necessary)
+Target := 01.HelloWorld
+# List of source files, separated by spaces
+Sources := main.cpp
+# Path to Irrlicht directory, should contain include/ and lib/
+IrrlichtHome := ../..
+# Path for the executable. Note that Irrlicht.dll should usually also be there for win32 systems
+BinPath = ../../bin/$(SYSTEM)
+
+# general compiler settings (might need to be set when compiling the lib, too)
+# preprocessor flags, e.g. defines and include paths
+USERCPPFLAGS = 
+# compiler flags such as optimization flags
+USERCXXFLAGS = -O3 -ffast-math
+#USERCXXFLAGS = -g -Wall
+# linker flags such as additional libraries and link paths
+USERLDFLAGS =
+
+####
+#no changes necessary below this line
+####
+
+CPPFLAGS = -I$(IrrlichtHome)/include -I/usr/X11R6/include $(USERCPPFLAGS)
+CXXFLAGS = $(USERCXXFLAGS)
+LDFLAGS = $(USERLDFLAGS)
 
 #default target is Linux
 all: all_linux
 
-ifeq ($(HOSTTYPE), x86_64)
-LIBSELECT=64
-endif
-
 # target specific settings
-all_linux all_win32 static_win32: LDFLAGS = -L../../lib/$(SYSTEM) -lIrrlicht
+all_linux all_win32 static_win32: LDFLAGS = -L$(IrrlichtHome)/lib/$(SYSTEM) -lIrrlicht
 all_linux: LDFLAGS += -L/usr/X11R6/lib$(LIBSELECT) -lGL -lXxf86vm -lXext -lX11
 all_linux clean_linux: SYSTEM=Linux
 all_win32 clean_win32 static_win32: SYSTEM=Win32-gcc
@@ -26,7 +41,7 @@ static_win32: CPPFLAGS += -D_IRR_STATIC_LIB_
 all_win32: LDFLAGS += -lopengl32 -lm
 static_win32: LDFLAGS += -lgdi32 -lwinspool -lcomdlg32 -lole32 -loleaut32 -luuid -lodbc32 -lodbccp32 -lopengl32
 # name of the binary - only valid for targets which set SYSTEM
-DESTPATH = ../../bin/$(SYSTEM)/$(Target)$(SUF)
+DESTPATH = $(BinPath)/$(Target)$(SUF)
 
 all_linux all_win32 static_win32:
 	$(warning Building...)
@@ -39,3 +54,13 @@ clean_linux clean_win32:
 	@$(RM) $(DESTPATH)
 
 .PHONY: all all_win32 static_win32 clean clean_linux clean_win32
+
+#multilib handling
+ifeq ($(HOSTTYPE), x86_64)
+LIBSELECT=64
+endif
+#solaris real-time features
+ifeq ($(HOSTTYPE), sun4)
+LDFLAGS += -lrt
+endif
+