Fallback to '.tbd' for system missing '.dylib'.

pylib/gyp/xcode_emulation.py

Index: pylib/gyp/xcode_emulation.py
diff --git a/pylib/gyp/xcode_emulation.py b/pylib/gyp/xcode_emulation.py
index 47f9d520e10e0206be9cc7d32df2eedc61db57ea..8a1770bbc38c8dc808e50f299e647d8650906ebc 100644
--- a/pylib/gyp/xcode_emulation.py
+++ b/pylib/gyp/xcode_emulation.py
@@ -1032,7 +1032,15 @@ class XcodeSettings(object):
     sdk_root = self._SdkPath(config_name)
     if not sdk_root:
       sdk_root = ''
-    return l.replace('$(SDKROOT)', sdk_root)
+    if l.startswith('$(SDKROOT)'):
+      library = l.replace('$(SDKROOT)', sdk_root)
+      basename, ext = os.path.splitext(library)
+      if ext == '.dylib' and not os.path.exists(library):
+        tbd_library = basename + '.tbd'
+        if not os.path.exists(library) and os.path.exists(tbd_library):
+          l = os.path.splitext(l)[0] + '.tbd'
+    l = l.replace('$(SDKROOT)', sdk_root)

[Mark Mentovai, 2015/08/10 18:41:44]

I don’t like the double-replace of SDKROOT.

[sdefresne, 2015/08/11 07:42:59]

Fixed (with the double os.path.exists(library) too).

+    return l
 
   def AdjustLibraries(self, libraries, config_name=None):
     """Transforms entries like 'Cocoa.framework' in libraries into entries like