mingw: all code is position independent

[ardour.git] / libs / backends / jack / wscript

diff --git a/libs/backends/jack/wscript b/libs/backends/jack/wscript
index b31d9b5d56452cd3b6f2e26f5df82cdc1fa74208..752682f8cc215518914c1fca5d4651d78e1099ca 100644 (file)
--- a/libs/backends/jack/wscript
+++ b/libs/backends/jack/wscript
@@ -5,11 +5,6 @@ import os
 import sys
 import re
 
-# Library version (UNIX style major, minor, micro)
-# major increment <=> incompatible changes
-# minor increment <=> compatible changes (additions)
-# micro increment <=> no interface changes
-JACKBACKEND_VERSION = '1.0.0'
 I18N_PACKAGE = 'jack-backend'
 
 # Mandatory variables
@@ -32,8 +27,22 @@ def configure(conf):
                           atleast_version='19')
     autowaf.configure(conf)
 
+    if Options.options.libjack_link == 'auto':
+        if Options.options.dist_target == 'mingw' or sys.platform == 'darwin':
+            conf.env['libjack_link'] = "weak"
+        else:
+            conf.env['libjack_link'] = "link"
+    elif Options.options.libjack_link == 'weak':
+        conf.env['libjack_link'] = "weak"
+    else:
+        conf.env['libjack_link'] = "link"
+
+    if not Options.options.libjack_meta:
+        conf.define ('NO_JACK_METADATA', 1)
+
+
 def build(bld):
-    obj = bld(features = 'cxx cxxshlib')
+    obj = bld(features = 'c cxx cxxshlib')
     obj.source = [ 
             'jack_api.cc',
             'jack_connection.cc',
@@ -41,20 +50,30 @@ def build(bld):
             'jack_portengine.cc',
             'jack_utils.cc',
             'jack_session.cc',
+            'weak_libjack.c',
             ]
     obj.includes = ['.']
     obj.name     = 'jack_audiobackend'
     obj.target   = 'jack_audiobackend'
-    if (bld.env['build_target'] == 'mingw'):
-        obj.uselib   = [ 'JACK', 'PORTAUDIO' ]
-    else:
-        obj.uselib   = [ 'JACK' ]
-    obj.use      = 'libardour libpbd'
-    obj.vnum     = JACKBACKEND_VERSION
-    obj.install_path  = os.path.join(bld.env['LIBDIR'], 'ardour3', 'backends')
     obj.defines = ['PACKAGE="' + I18N_PACKAGE + '"', 
                    'ARDOURBACKEND_DLL_EXPORTS'
                    ]
+    obj.use      = 'libardour libpbd ardouralsautil'
+    obj.install_path  = os.path.join(bld.env['LIBDIR'], 'backends')
+    if bld.env['build_target'] != 'mingw':
+        obj.cxxflags = [ '-fPIC' ]
+        obj.cflags   = [ '-fPIC' ]
+
+    if (bld.env['build_target'] == 'mingw'):
+        obj.uselib   = [ 'PORTAUDIO' ]
+    else:
+        obj.uselib   = [ ]
+
+    if bld.env['libjack_link'] == 'link':
+        obj.uselib   += [ 'JACK' ]
+    else:
+        obj.defines += [ 'USE_WEAK_JACK' ]
+        obj.deps = [ 'weak_libjack.def' ]
 
     #
     # device discovery code in the jack backend needs ALSA