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| author | Zac Medico <zmedico@gentoo.org> | 2009-11-27 22:38:41 +0000 |
|---|---|---|
| committer | Zac Medico <zmedico@gentoo.org> | 2009-11-27 22:38:41 +0000 |
| commit | 31e355508a74ca42b04fc9567592dbfd3ffc5fbd (patch) | |
| tree | e8f6e5bcaf01f63ad7be1c70d46374f8d8762d7e | |
| parent | 547543d7d0630f95c7241cac7f0824bc6fb4a0c2 (diff) | |
| download | portage-31e355508a74ca42b04fc9567592dbfd3ffc5fbd.tar.gz portage-31e355508a74ca42b04fc9567592dbfd3ffc5fbd.tar.bz2 portage-31e355508a74ca42b04fc9567592dbfd3ffc5fbd.zip | |
Add a note about lack of nanosecond precision in movefile(). (trunk r14900)
svn path=/main/branches/2.1.7/; revision=14905
| -rw-r--r-- | pym/portage/__init__.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py index e314654f4..e0c88813a 100644 --- a/pym/portage/__init__.py +++ b/pym/portage/__init__.py @@ -7566,6 +7566,9 @@ def movefile(src, dest, newmtime=None, sstat=None, mysettings=None, if hardlinked: newmtime = long(os.stat(dest).st_mtime) else: + # Note: It is not possible to preserve nanosecond precision + # (supported in POSIX.1-2008 via utimensat) with the IEEE 754 + # double precision float which only has a 53 bit significand. if newmtime is not None: os.utime(dest, (newmtime, newmtime)) else: |