diff options
| author | Chris Demetriou <cgd@google.com> | 2009-03-11 04:36:40 +0000 |
|---|---|---|
| committer | Chris Demetriou <cgd@google.com> | 2009-03-11 04:36:40 +0000 |
| commit | 36e4dce69dd23bea9ea2258dea35f034b6d6351c (patch) | |
| tree | afd2a795b17ed76d0f5353a5ed752bc483c1a929 /binutils/doc | |
| parent | a07dbd482b9c6d2c8e0e60409bfbb47f6f67c013 (diff) | |
| download | ppe42-binutils-36e4dce69dd23bea9ea2258dea35f034b6d6351c.tar.gz ppe42-binutils-36e4dce69dd23bea9ea2258dea35f034b6d6351c.zip | |
[bfd/ChangeLog]
2009-03-11 Chris Demetriou <cgd@google.com>
* bfd.c (BFD_DETERMINISTIC_OUTPUT): New flag.
* bfd-in2.h: Regenerate.
* archive.c (bfd_ar_hdr_from_filesystem): If BFD_DETERMINISTIC_OUTPUT
flag is set, use 0 for uid, gid, and timestamp, and use 0644 for file
mode.
(bsd_write_armap): Likewise.
(_bfd_archive_bsd_update_armap_timestamp): If BFD_DETERMINISTIC_OUTPUT
flag is set, do nothing.
(coff_write_armap): If BFD_DETERMINISTIC_OUTPUT flag is set, use 0
for timestamp.
[binutils/ChangeLog]
2009-03-11 Chris Demetriou <cgd@google.com>
* ar.c (deterministic): New global variable.
(main): Recognize new 'D' option, which enables 'deterministic mode'.
(usage): Document new 'D' option.
(write_archive): Set BFD_DETERMINISTIC_OUTPUT in output archive's
flags if deterministic mode was requested.
* doc/binutils.texi (ar): Document deterministic mode ('D' option).
[binutils/testsuite/ChangeLog]
2009-03-11 Chris Demetriou <cgd@google.com>
* binutils-all/ar.exp (deterministic_archive): New test.
Diffstat (limited to 'binutils/doc')
| -rw-r--r-- | binutils/doc/binutils.texi | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/binutils/doc/binutils.texi b/binutils/doc/binutils.texi index bd9a04c233..009577f1f6 100644 --- a/binutils/doc/binutils.texi +++ b/binutils/doc/binutils.texi @@ -396,6 +396,15 @@ created if it did not exist, when you request an update. But a warning is issued unless you specify in advance that you expect to create it, by using this modifier. +@item D +@cindex deterministic archives +Operate in @emph{deterministic} mode. When adding files and the archive +index use zero for UIDs, GIDs, timestamps, and use consistent file modes +for all files. When this option is used, if @command{ar} is used with +identical options and identical input files, multiple runs will create +identical output files regardless of the input files' owners, groups, +file modes, or modification times. + @item f Truncate names in the archive. @sc{gnu} @command{ar} will normally permit file names of any length. This will cause it to create archives which are |
