[Webkit-unassigned] [Bug 117708] touching any idl rebuilds all derived sources

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=117708





--- Comment #2 from Alex Christensen <achristensen at apple.com>  2013-06-17 11:04:55 PST ---
This patch reads the contents of a file before writing them.  This does not slow down a build after make clean because the files do not exist.  One negative side effect of this is that after changing an idl, generate-bindings will be run each build (but not change anything) because of line 1022 of DerivedSources.make:

JS%.h : %.idl ...

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