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ninjabackend: cache calls to normpaths 

calls to normpaths are expansive. We should cache the results. This
safes 2s in the configure time of efl.
This commit is contained in:
Marcel Hollerbach 2020-05-07 13:35:35 +02:00
parent 2e30afb23b
commit cca06e4c33
1 changed files with 5 additions and 1 deletions
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6
mesonbuild/backend/ninjabackend.py
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@ -2004,6 +2004,10 @@ https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47485'''))
curdir = '.'
return compiler.get_include_args(curdir, False)
@lru_cache(maxsize=None)
def get_normpath_target(self, source) -> str:
return os.path.normpath(source)
def get_custom_target_dir_include_args(self, target, compiler):
custom_target_include_dirs = []
for i in target.get_generated_sources():
@ -2012,7 +2016,7 @@ https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47485'''))
# own target build dir.
if not isinstance(i, (build.CustomTarget, build.CustomTargetIndex)):
continue
idir = os.path.normpath(self.get_target_dir(i))
idir = self.get_normpath_target(self.get_target_dir(i))
if not idir:
idir = '.'
if idir not in custom_target_include_dirs: