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qt5: make also uic->h conversion parallel safe, assuming that all transformations are equal

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fedepell 2017-11-03 14:35:29 +01:00 committed by ita1024
parent 7d62fa411a
commit 7d00ca7266
1 changed files with 15 additions and 2 deletions
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17
waflib/Tools/qt5.py
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@ -259,8 +259,21 @@ def create_rcc_task(self, node):
@extension(*EXT_UI)
def create_uic_task(self, node):
"Create uic tasks for user interface ``.ui`` definition files"
uictask = self.create_task('ui5', node)
uictask.outputs = [node.parent.find_or_declare(self.env.ui_PATTERN % node.name[:-3])]
"""
If UIC file is used in more than one bld, we would have a conflict in parallel execution
It is not possible to change the file names (like .self.idx. as for objects) as they have
to be referenced by the source file, but we can assume that the transformation will be identical
and the tasks can be shared in a global cache.
"""
try:
uic_cache = self.bld.uic_cache
except AttributeError:
uic_cache = self.bld.uic_cache = {}
if node not in uic_cache:
uictask = uic_cache[node] = self.create_task('ui5', node)
uictask.outputs = [node.parent.find_or_declare(self.env.ui_PATTERN % node.name[:-3])]
@extension('.ts')
def add_lang(self, node):