gyp: inherit parent for *.host

Gyp defaults to gcc/g++ if CC.host/CXX.host is unset. This is not
suitable for environments that only uses the clang toolchain.

Since we already assume that the user will provide clang/clang++
through CC/CXX, lean against it (then drop to gcc/g++).

Also apply the same logic for link/ar for consistency although
it doesn't affect us.

PR-URL: https://github.com/nodejs/node/pull/6173
Fixes: https://github.com/nodejs/node/issues/6152
Reviewed-By: João Reis <reis@janeasystems.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
This commit is contained in:
Johan Bergström 2016-04-13 11:34:22 +09:00
parent 983a809456
commit f1294f5bfd
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@ -2058,10 +2058,10 @@ def GenerateOutput(target_list, target_dicts, data, params):
'AR.target': GetEnvironFallback(('AR_target', 'AR'), '$(AR)'),
'CXX.target': GetEnvironFallback(('CXX_target', 'CXX'), '$(CXX)'),
'LINK.target': GetEnvironFallback(('LINK_target', 'LINK'), '$(LINK)'),
'CC.host': GetEnvironFallback(('CC_host',), 'gcc'),
'AR.host': GetEnvironFallback(('AR_host',), 'ar'),
'CXX.host': GetEnvironFallback(('CXX_host',), 'g++'),
'LINK.host': GetEnvironFallback(('LINK_host',), '$(CXX.host)'),
'CC.host': GetEnvironFallback(('CC_host', 'CC'), 'gcc'),
'AR.host': GetEnvironFallback(('AR_host', 'AR'), 'ar'),
'CXX.host': GetEnvironFallback(('CXX_host', 'CXX'), 'g++'),
'LINK.host': GetEnvironFallback(('LINK_host', 'LINK'), '$(CXX.host)'),
})
build_file, _, _ = gyp.common.ParseQualifiedTarget(target_list[0])