Do not use -install_name or -shared when building modules on OSX,

but do use -bundle. Closes #1112.

mesonbuild/backend/ninjabackend.py

@@ -1937,13 +1937,17 @@ rule FORTRAN_DEP_HACK
         if isinstance(target, build.Executable):
             commands += linker.get_std_exe_link_args()
         elif isinstance(target, build.SharedLibrary):
-            commands += linker.get_std_shared_lib_link_args()
+            if isinstance(target, build.SharedModule):
+                commands += linker.get_std_shared_module_link_args()
+            else:
+                commands += linker.get_std_shared_lib_link_args()
             commands += linker.get_pic_args()
             if hasattr(target, 'soversion'):
                 soversion = target.soversion
             else:
                 soversion = None
-            commands += linker.get_soname_args(target.prefix, target.name, target.suffix, abspath, soversion)
+            commands += linker.get_soname_args(target.prefix, target.name, target.suffix,
+                                               abspath, soversion, isinstance(target, build.SharedModule))
             # This is only visited when using the Visual Studio toolchain
             if target.vs_module_defs and hasattr(linker, 'gen_vs_module_defs_args'):
                 commands += linker.gen_vs_module_defs_args(target.vs_module_defs.rel_to_builddir(self.build_to_src))

mesonbuild/compilers.py

@@ -486,6 +486,12 @@ class Compiler():
     def get_link_debugfile_args(self, rel_obj):
         return []
 
+    def get_std_shared_lib_link_args(self):
+        return []
+
+    def get_std_shared_module_link_args(self):
+        return self.get_std_shared_lib_link_args()
+
 class CCompiler(Compiler):
     def __init__(self, exelist, version, is_cross, exe_wrapper=None):
         # If a child ObjC or CPP class has already set it, don't set it ourselves
@@ -1178,9 +1184,6 @@ class MonoCompiler(Compiler):
     def get_include_args(self, path):
         return []
 
-    def get_std_shared_lib_link_args(self):
-        return []
-
     def get_pic_args(self):
         return []
 
@@ -1267,9 +1270,6 @@ class JavaCompiler(Compiler):
     def get_include_args(self, path):
         return []
 
-    def get_std_shared_lib_link_args(self):
-        return []
-
     def get_pic_args(self):
         return []
 
@@ -1962,7 +1962,7 @@ CLANG_OSX = 1
 CLANG_WIN = 2
 # Possibly clang-cl?
 
-def get_gcc_soname_args(gcc_type, prefix, shlib_name, suffix, path, soversion):
+def get_gcc_soname_args(gcc_type, prefix, shlib_name, suffix, path, soversion, is_shared_module):
     if soversion is None:
         sostr = ''
     else:
@@ -1972,6 +1972,8 @@ def get_gcc_soname_args(gcc_type, prefix, shlib_name, suffix, path, soversion):
         return ['-Wl,-soname,%s%s.%s%s' % (prefix, shlib_name, suffix, sostr)]
         return ['-Wl,-soname,%s%s' % (shlib_name, sostr)]
     elif gcc_type == GCC_OSX:
+        if is_shared_module:
+            return []
         return ['-install_name', os.path.join(path, 'lib' + shlib_name + '.dylib')]
     else:
         raise RuntimeError('Not implemented yet.')
@@ -2007,7 +2009,7 @@ class GnuCompiler:
 
     def get_define(self, define):
         if define in self.defines:
-            return defines[define]
+            return self.defines[define]
 
     def get_pic_args(self):
         if self.gcc_type in (GCC_MINGW, GCC_OSX):
@@ -2029,8 +2031,13 @@ class GnuCompiler:
     def split_shlib_to_parts(self, fname):
         return (os.path.split(fname)[0], fname)
 
-    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion):
-        return get_gcc_soname_args(self.gcc_type, prefix, shlib_name, suffix, path, soversion)
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        return get_gcc_soname_args(self.gcc_type, prefix, shlib_name, suffix, path, soversion, is_shared_module)
+
+    def get_std_shared_lib_link_args(self):
+        if self.gcc_type == GCC_OSX:
+            return ['-bundle']
+        return ['-shared']
 
 class GnuCCompiler(GnuCompiler, CCompiler):
     def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None, defines=None):
@@ -2066,6 +2073,9 @@ class GnuCCompiler(GnuCompiler, CCompiler):
             return options['c_winlibs'].value[:]
         return []
 
+    def get_std_shared_lib_link_args(self):
+        return ['-shared']
+
 class GnuCPPCompiler(GnuCompiler, CPPCompiler):
 
     def __init__(self, exelist, version, gcc_type, is_cross, exe_wrap, defines):
@@ -2193,6 +2203,11 @@ class ClangCompiler():
             extra_args.append('-Wl,-no_weak_imports')
         return super().has_function(funcname, prefix, env, extra_args, dependencies)
 
+    def get_std_shared_module_link_args(self):
+        if self.clang_type == CLANG_OSX:
+            return ['-bundle']
+        return ['-shared']
+
 class ClangCCompiler(ClangCompiler, CCompiler):
     def __init__(self, exelist, version, clang_type, is_cross, exe_wrapper=None):
         CCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
@@ -2317,8 +2332,8 @@ end program prog
     def split_shlib_to_parts(self, fname):
         return (os.path.split(fname)[0], fname)
 
-    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion):
-        return get_gcc_soname_args(self.gcc_type, prefix, shlib_name, suffix, path, soversion)
+    def get_soname_args(self, prefix, shlib_name, suffix, path, soversion, is_shared_module):
+        return get_gcc_soname_args(self.gcc_type, prefix, shlib_name, suffix, path, soversion, is_shared_module)
 
     def get_dependency_gen_args(self, outtarget, outfile):
         # Disabled until this is fixed: