Do not generate src/templates_parser-version.adb (#35)

Do not generate src/templates_parser-version.adb. 

Instead pass the version information via the Binder's environment to the source code. 
This way no code needs to be generated which makes the build process independent 
from make.

Author: Patschkowski

Makefile

@@ -142,21 +142,9 @@ force:
 
 makefile.setup: setup
 
-version_path := src/templates_parser-version.adb
-
-setup: tp_xmlada.gpr $(version_path) force
+setup: tp_xmlada.gpr force
 	printf " $(foreach v,$(ALL_OPTIONS),$(v) = $($(v))\n)" > makefile.setup
 
-build: $(version_path)
-
-$(version_path):
-	echo "--  Generated, by ../Makefile"      > $(version_path)
-	echo "separate (Templates_Parser)"       >> $(version_path)
-	echo "function Version return String is" >> $(version_path)
-	echo "begin"                             >> $(version_path)
-	echo "   return \"$(VERSION)\";"         >> $(version_path)
-	echo "end Version;"                      >> $(version_path)
-
 #######################################################################
 #  install
 
@@ -194,7 +182,6 @@ endif
 	$(MAKE) -C docs clean
 	$(MAKE) -C regtests clean
 	rm -f auto.cgpr config/setup/auto.cgpr
-	rm -f src/templates_parser-version.adb
 	rm -fr .build makefile.setup
 	rm -f config/setup/foo.ali config/setup/foo.o tp_xmlada.gpr
 	rm -f config/setup/foo.ads.std*

src/templates_parser-version.adb

@@ -0,0 +1,8 @@
+with GNAT.Bind_Environment;
+
+separate (Templates_Parser)
+function Version return String is
+   use GNAT;
+begin
+   return Bind_Environment.Get ("version");
+end Version;

tp_shared.gpr

@@ -73,7 +73,7 @@ abstract project TP_Shared is
    ------------
 
    package Binder is
-      for Default_Switches ("Ada") use ("-E");
+      for Default_Switches ("Ada") use ("-E", "-Vversion=" & Version);
    end Binder;
 
    -------------