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Clone from https://www.mercurial-scm.org/repo/hg-all

mmap: add a `is_mmap_safe` method to vfs...

mmap: add a `is_mmap_safe` method to vfs This will be useful to safeguard mmap usage to void SIGBUS when repositories lives on a NFS drive.

Gregory Szorc - - Load All Authors

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r49730:6000f5b2 default


                r52545:ba205f94

stable

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             hashutil.py
        
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      import hashlib

      try:

          from ..thirdparty import sha1dc  # pytype: disable=import-error

          sha1 = sha1dc.sha1

      except (ImportError, AttributeError):

          sha1 = hashlib.sha1

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				import hashlib

				try:
				from ..thirdparty import sha1dc # pytype: disable=import-error

				sha1 = sha1dc.sha1
				except (ImportError, AttributeError):
				sha1 = hashlib.sha1