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build: cope with existing binaries in bin/ left over from the old build

This commit is contained in:
Andrew Tridgell
2010-04-13 09:33:18 +10:00
parent b1a27e81d7
commit 9c6781277a

View File

@@ -133,8 +133,7 @@ def symlink_lib(self):
link_target = os.path.join(blddir, link_target)
if os.path.lexists(link_target):
old_link = os.readlink(link_target)
if libpath == old_link:
if os.path.islink(link_target) and os.readlink(link_target) == libpath:
return
os.unlink(link_target)
os.symlink(libpath, link_target)
@@ -153,8 +152,7 @@ def symlink_bin(self):
bldpath = os.path.join(self.bld.env.BUILD_DIRECTORY, self.link_task.outputs[0].name)
if os.path.lexists(bldpath):
old_link = os.readlink(bldpath)
if binpath == old_link:
if os.path.islink(bldpath) and os.readlink(bldpath) == binpath:
return
os.unlink(bldpath)
os.symlink(binpath, bldpath)