gmp: Use dlltool to generate the mingw interface lib

Don't copy the dll as the import lib, generate it from the
defs file in the build tree. This fixes the windows build
using the new dlltool based dll-name extraction.

1 files changed, 10 insertions, 3 deletions

diff --git a/recipes/gmp.recipe b/recipes/gmp.recipe
index 495b6ab0..e3487450 100644
--- a/recipes/gmp.recipe
+++ b/recipes/gmp.recipe
@@ -42,13 +42,20 @@ class Recipe(recipe.Recipe):
 
     def post_install(self):
         if self.config.target_platform == Platform.WINDOWS:
-            src = os.path.join(self.config.prefix, 'lib', 'libgmp-10.dll')
-            dll = os.path.join(self.config.prefix, 'bin', 'libgmp-10.dll')
+            dllname = 'libgmp-10.dll'
+
+            src = os.path.join(self.config.prefix, 'lib', dllname)
+            dll = os.path.join(self.config.prefix, 'bin', dllname)
             dll_a = os.path.join(self.config.prefix, 'lib', 'libgmp.dll.a')
+            defs_file = os.path.join(self.build_dir, '.libs', 'libgmp-3.dll.def')
+            dlltool = os.environ.get('DLLTOOL', None)
+            if not dlltool:
+              raise FatalError('dlltool was not found, check cerbero configuration')
+
             if os.path.exists(dll_a):
                 os.remove(dll_a)
+            shell.check_call([dlltool, '-D', dllname, '-d', defs_file, '-l', dll_a])
             shutil.copy(src, dll)
-            shutil.copy(src, dll_a)
             gmp_la = os.path.join(self.config.prefix, 'lib', 'libgmp.la')
             shell.replace(gmp_la, {'libgmp.lib': 'libgmp.dll.a'})
         elif self.config.target_platform in [Platform.DARWIN, Platform.IOS]: