--- qtwebengine/src/3rdparty/chromium/build/compiler_version.py 2016-05-26 14:58:54.000000000 +0200 +++ qtwebengine/src/3rdparty/chromium/build/compiler_version.py 2016-08-08 20:46:31.311068824 +0200 @@ -41,7 +41,9 @@ """Look up an environment variable from a possible list of variable names.""" for var in var_list: if var in os.environ: - return os.environ[var] + val = os.environ[var] + if val != "": + return val return default --- qtwebengine/src/3rdparty/ninja/configure.py 2016-05-26 14:58:54.000000000 +0200 +++ qtwebengine/src/3rdparty/ninja/configure.py 2016-08-08 20:58:43.594054074 +0200 @@ -245,6 +245,8 @@ n.newline() CXX = configure_env.get('CXX', 'g++') +if CXX == '': + CXX = 'g++' objext = '.o' if platform.is_msvc(): CXX = 'cl' @@ -270,9 +272,12 @@ n.variable('builddir', 'build') n.variable('cxx', CXX) if platform.is_msvc(): - n.variable('ar', 'link') + AR = 'link' else: - n.variable('ar', configure_env.get('AR', 'ar')) + AR = configure_env.get('AR', 'ar') + if AR == '': + AR = 'ar' +n.variable('ar', AR) if platform.is_msvc(): cflags = ['/showIncludes',