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waf: ap_library: use ap_persistent_task_sigs for header checking tasks

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In order to make clean builds faster.
This commit is contained in:
Gustavo Jose de Sousa 2016-08-22 17:48:55 -03:00 committed by Lucas De Marchi
parent ef4fd0e2d3
commit 6abcf6150c
1 changed files with 9 additions and 3 deletions
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12
Tools/ardupilotwaf/ap_library.py
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@ -26,6 +26,7 @@ some of them will be rewritten, see the implementation for details).
This tool also checks if the headers used by the source files don't use
vehicle-related headers and fails the build if they do.
"""
import os
import re
from waflib import Errors, Task, Utils
@ -151,18 +152,23 @@ class ap_library_check_headers(Task.Task):
bld = self.generator.bld
# force scan() to be called
bld.imp_sigs[self.uid()] = None
return super(ap_library_check_headers, self).signature()
s = super(ap_library_check_headers, self).signature()
bld.ap_persistent_task_sigs[self.uid()] = s
return s
def scan(self):
r = []
self.headers = []
srcnode_path = self.generator.bld.srcnode.abspath()
# force dependency scan, if necessary
self.compiled_task.signature()
for n in self.generator.bld.node_deps[self.compiled_task.uid()]:
if not n.is_src():
# using common Node methods doesn't work here
p = n.abspath()
if not p.startswith(srcnode_path):
continue
if n.srcpath() in self.whitelist:
if os.path.relpath(p, srcnode_path) in self.whitelist:
continue
r.append(n)