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-rw-r--r--bitbake/lib/bb/fetch2/__init__.py27
1 files changed, 17 insertions, 10 deletions
diff --git a/bitbake/lib/bb/fetch2/__init__.py b/bitbake/lib/bb/fetch2/__init__.py
index cb2f325a83..9aea08b387 100644
--- a/bitbake/lib/bb/fetch2/__init__.py
+++ b/bitbake/lib/bb/fetch2/__init__.py
@@ -1018,16 +1018,7 @@ def try_mirror_url(fetch, origud, ud, ld, check = False):
1018 origud.method.build_mirror_data(origud, ld) 1018 origud.method.build_mirror_data(origud, ld)
1019 return origud.localpath 1019 return origud.localpath
1020 # Otherwise the result is a local file:// and we symlink to it 1020 # Otherwise the result is a local file:// and we symlink to it
1021 if not os.path.exists(origud.localpath): 1021 ensure_symlink(ud.localpath, origud.localpath)
1022 if os.path.islink(origud.localpath):
1023 # Broken symbolic link
1024 os.unlink(origud.localpath)
1025
1026 # As per above, in case two tasks end up here simultaneously.
1027 try:
1028 os.symlink(ud.localpath, origud.localpath)
1029 except FileExistsError:
1030 pass
1031 update_stamp(origud, ld) 1022 update_stamp(origud, ld)
1032 return ud.localpath 1023 return ud.localpath
1033 1024
@@ -1061,6 +1052,22 @@ def try_mirror_url(fetch, origud, ud, ld, check = False):
1061 bb.utils.unlockfile(lf) 1052 bb.utils.unlockfile(lf)
1062 1053
1063 1054
1055def ensure_symlink(target, link_name):
1056 if not os.path.exists(link_name):
1057 if os.path.islink(link_name):
1058 # Broken symbolic link
1059 os.unlink(link_name)
1060
1061 # In case this is executing without any file locks held (as is
1062 # the case for file:// URLs), two tasks may end up here at the
1063 # same time, in which case we do not want the second task to
1064 # fail when the link has already been created by the first task.
1065 try:
1066 os.symlink(target, link_name)
1067 except FileExistsError:
1068 pass
1069
1070
1064def try_mirrors(fetch, d, origud, mirrors, check = False): 1071def try_mirrors(fetch, d, origud, mirrors, check = False):
1065 """ 1072 """
1066 Try to use a mirrored version of the sources. 1073 Try to use a mirrored version of the sources.