Use static library dependencies not when the library is built but when it is used.

Author: jpakkane

build.py

@@ -131,6 +131,7 @@ class BuildTarget():
                     'cs_args' : True,
                     'link_args' : True,
                     'link_depends': True,
+                    'link_with' : True,
                     'include_directories': True,
                     'dependencies' : True,
                     'install_dir' : True,
@@ -362,7 +363,12 @@ def get_extra_args(self, language):
         return self.extra_args.get(language, [])
 
     def get_dependencies(self):
-        return self.link_targets
+        transitive_deps = []
+        for t in self.link_targets:
+            transitive_deps.append(t)
+            if isinstance(t, StaticLibrary):
+                transitive_deps += t.get_dependencies()
+        return transitive_deps
 
     def get_basename(self):
         return self.name

environment.py

@@ -1302,6 +1302,7 @@ class ArLinker():
 
     def __init__(self, exelist):
         self.exelist = exelist
+        self.id = 'ar'
 
     def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
         return []

ninjabackend.py

@@ -1239,7 +1239,13 @@ def generate_link(self, target, outfile, outname, obj_list, linker, extra_args=[
             commands += linker.get_std_link_args()
         else:
             raise RuntimeError('Unknown build target type.')
-        dependencies = target.get_dependencies()
+        # Link arguments of static libraries are not put in the command line of
+        # the library. They are instead appended to the command line where
+        # the static library is used.
+        if linker_base == 'STATIC':
+            dependencies = []
+        else:
+            dependencies = target.get_dependencies()
         commands += self.build_target_link_arguments(linker, dependencies)
         commands += target.link_args
         # External deps must be last because target link libraries may depend on them.

test cases/common/62 exe static shared/meson.build

@@ -0,0 +1,6 @@
+project('statchain', 'c')
+
+subdir('subdir')
+statlib = static_library('stat', 'stat.c', link_with : shlib)
+exe = executable('prog', 'prog.c', link_with : statlib)
+test('runtest', exe)

test cases/common/62 exe static shared/prog.c

@@ -0,0 +1,5 @@
+int statlibfunc();
+
+int main(int argc, char **argv) {
+    return statlibfunc() == 42 ? 0 : 1;
+}

test cases/common/62 exe static shared/stat.c

@@ -0,0 +1,5 @@
+int shlibfunc();
+
+int statlibfunc() {
+    return shlibfunc();
+}

test cases/common/62 exe static shared/subdir/meson.build

@@ -0,0 +1 @@
+shlib = shared_library('shar', 'shlib.c')

test cases/common/62 exe static shared/subdir/shlib.c

@@ -0,0 +1,3 @@
+int shlibfunc() {
+    return 42;
+}