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Clarify tar documentation about return error codes.

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Backpatch to 8.2.X.
This commit is contained in:
Bruce Momjian 2007-09-14 13:26:22 +00:00
parent ae36e0d589
commit fc79628641
1 changed files with 6 additions and 6 deletions
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12
doc/src/sgml/backup.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/backup.sgml,v 2.100 2007/09/14 04:15:50 momjian Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/backup.sgml,v 2.101 2007/09/14 13:26:22 momjian Exp $ -->
<chapter id="backup">
<title>Backup and Restore</title>
@ -735,11 +735,11 @@ SELECT pg_stop_backup();
of <application>rsync</> return a separate exit code for
<quote>vanished source files</>, and you can write a driver script to
accept this exit code as a non-error case. Also, some versions of
GNU <application>tar</> consider it an error if a file was truncated
while <application>tar</> is copying it. Fortunately, GNU
<application>tar</> versions 1.16 and later exits with <literal>1</>
if a file was changed during the backup, and <literal>2</> for other
errors.
GNU <application>tar</> return an error code indistinguishable from
a fatal error if a file was truncated while <application>tar</> was
copying it. Fortunately, GNU <application>tar</> versions 1.16 and
later exits with <literal>1</> if a file was changed during the backup,
and <literal>2</> for other errors.
</para>
<para>