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+-- Comfignat configuration variables for GNAT project files
+-- Copyright 2013 B. Persson, Bjorn@Rombobeorn.se
+--
+-- This material is provided as is, with absolutely no warranty expressed
+-- or implied. Any use is at your own risk.
+--
+-- Permission is hereby granted to use or copy this project file
+-- for any purpose, provided the above notices are retained on all copies.
+-- Permission to modify the code and to distribute modified code is granted,
+-- provided the above notices are retained, and a notice that the code was
+-- modified is included with the above copyright notice.
+
+
+-- This project file defines directory variables for use in build-controlling
+-- project files. It is not to be installed on the target system.
+--
+-- Normally the preprocessing of this file will be controlled by comfignat.mk,
+-- which will make it import the directory project if one is provided. It can
+-- also be preprocessed manually if Make cannot be used for some reason. There
+-- are defaults that will be used if no preprocessor symbols are defined.
+
+
+#if Directory_GPR'Defined then
+   with $Directory_GPR;
+#end if;
+
+abstract project Comfignat is
+
+   #if Objdir'Defined then
+      Objdir := $Objdir;
+   #else
+      Objdir := "build";
+   #end if;
+   -- Intermediate files produced during the build shall be kept in Objdir.
+
+   #if Directory_Project'Defined then
+      -- Put intermediate files for different architectures in subdirectories
+      -- where they won't conflict with each other. (This is useful especially
+      -- with binder files when they are packaged in debug information packages
+      -- for multiarch systems.)
+      Objdir := Objdir & "/" & $Directory_Project.Hardware_Platform;
+   #end if;
+
+   #if Stagedir'Defined then
+      Stagedir := $Stagedir;
+   #else
+      Stagedir := external("DESTDIR", "");
+   #end if;
+   -- Files to be installed shall be placed under Stagedir instead of the root
+   -- directory.
+
+   #if Prefix'Defined then
+      Prefix := $Prefix;
+   #else
+      Prefix := "/usr/local";
+   #end if;
+
+   #if Exec_Prefix'Defined then
+      Exec_Prefix := $Exec_Prefix;
+   #else
+      Exec_Prefix := Prefix;
+   #end if;
+
+   #if Bindir'Defined then
+      Bindir := $Bindir;
+   #else
+      Bindir := Exec_Prefix & "/bin";
+   #end if;
+   Stage_Bindir := Stagedir & Bindir;
+   -- Programs intended to be run by users shall be installed in Stage_Bindir.
+
+   #if Libexecdir'Defined then
+      Libexecdir := $Libexecdir;
+   #else
+      Libexecdir := Exec_Prefix & "/libexec";
+   #end if;
+   Stage_Libexecdir := Stagedir & Libexecdir;
+   -- Programs intended to be run by other programs rather than by users shall
+   -- be installed under Stage_Libexecdir.
+
+   #if Includedir'Defined then
+      Includedir := $Includedir;
+   #else
+      Includedir := Prefix & "/include";
+   #end if;
+   Stage_Includedir := Stagedir & Includedir;
+   -- Source files needed for compiling against a library shall be installed
+   -- under Stage_Includedir.
+
+   #if Libdir'Defined then
+      Libdir := $Libdir;
+   #else
+      Libdir := Prefix & "/lib";
+   #end if;
+   Stage_Libdir := Stagedir & Libdir;
+   -- Binary libraries shall be installed in Stage_Libdir.
+
+end Comfignat;