Recursively include all objects from uninstalled static libraries

mesonbuild/build.py

@@ -1110,9 +1110,16 @@ You probably should put it in link_with instead.''')
             if isinstance(self, StaticLibrary):
                 # When we're a static library and we link_whole: to another static
                 # library, we need to add that target's objects to ourselves.
-                self.objects.append(t.extract_all_objects())
+                self.objects += t.extract_all_objects_recurse()
             self.link_whole_targets.append(t)
 
+    def extract_all_objects_recurse(self):
+        objs = [self.extract_all_objects()]
+        for t in self.link_targets:
+            if t.is_internal():
+                objs += t.extract_all_objects_recurse()
+        return objs
+
     def add_pch(self, language, pchlist):
         if not pchlist:
             return

test cases/unit/69 static link/lib/func14.c

@@ -0,0 +1,4 @@
+int func14()
+{
+  return 1;
+}

test cases/unit/69 static link/lib/func15.c

@@ -0,0 +1,6 @@
+int func14();
+
+int func15()
+{
+  return func14() + 1;
+}

test cases/unit/69 static link/lib/func16.c

@@ -0,0 +1,6 @@
+int func15();
+
+int func16()
+{
+  return func15() + 1;
+}

test cases/unit/69 static link/lib/meson.build

@@ -56,3 +56,13 @@ libfunc12 = static_library('func12', 'func12.c',
   link_with : [libfunc10, libfunc11],
   install : false)
 libfunc13 = shared_library('func13', link_whole : libfunc12)
+
+# libfunc16 should contain func14(), func15() and func16()
+libfunc14 = static_library('func14', 'func14.c',
+  install : false)
+libfunc15 = static_library('func15', 'func15.c',
+  link_with : libfunc14,
+  install : false)
+libfunc16 = static_library('func16', 'func16.c',
+  link_with : libfunc15,
+  install : true)

test cases/unit/69 static link/meson.build

@@ -26,3 +26,7 @@ test('test4-linkwhole', executable('test4-linkwhole', 'test4.c',
 func9_linkwith_dep = cc.find_library('func9_linkwith')
 test('test4-linkwith', executable('test4-linkwith', 'test4.c',
   dependencies : [func7_dep, func9_linkwith_dep]))
+
+# Verify that installed libfunc16.a is usable
+libfunc16_dep = cc.find_library('func16')
+test('test5', executable('test5', 'test5.c', dependencies: libfunc16_dep))

test cases/unit/69 static link/test5.c

@@ -0,0 +1,6 @@
+int func16();
+
+int main(int argc, char *argv[])
+{
+  return func16() == 3 ? 0 : 1;
+}