1 files changed, 19 insertions, 9 deletions
diff --git a/build_system_log.gpr b/build_system_log.gpr
index b907fd5..ff2af50 100644
--- a/build_system_log.gpr
+++ b/build_system_log.gpr
@@ -10,19 +10,29 @@ with "comfignat.gpr";
 
 library project Build_System_Log is
 
+   for Library_Name    use "adasyslog";
+   for Library_Kind    use Comfignat.Library_Type;
+   for Object_Dir      use Comfignat.Objdir;
+   for Library_Src_Dir use Comfignat.Stage_Includedir & "/adasyslog";
+   for Library_Dir     use Comfignat.Stage_Libdir;
+   for Library_ALI_Dir use Comfignat.Stage_Alidir & "/adasyslog";
+
+   -- When building a shared library we want Library_Interface to make the
+   -- library elaborate itself automatically. For a static library we need to
+   -- avoid Library_Interface so that GNAT will automatically make a using
+   -- program handle elaboration of the library.
+   -- Library_Version sets the soname, which only shared libraries have.
    -- An attempt to use a two-part version number at the end of the soname
    -- caused Gnatmake and GPRbuild to include only the major version number,
    -- so for compatibility the soname is libadasyslog.so.1 until an ABI change
    -- is made, if that ever happens.
-
-   for Library_Name      use "adasyslog";
-   for Library_Kind      use "dynamic";
-   for Library_Version   use "libadasyslog.so.1";
-   for Library_Interface use ("System_Log");
-   for Object_Dir        use Comfignat.Objdir;
-   for Library_Src_Dir   use Comfignat.Stage_Includedir & "/adasyslog";
-   for Library_Dir       use Comfignat.Stage_Libdir;
-   for Library_ALI_Dir   use Comfignat.Stage_Alidir & "/adasyslog";
+   case Comfignat.Library_Type is
+      when "dynamic" | "relocatable" =>
+         for Library_Version   use "libadasyslog.so.1";
+         for Library_Interface use ("System_Log");
+      when "static" =>
+         null;
+   end case;
 
    package Compiler is
       for Default_Switches ("Ada") use ("-gnato");