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author | jmallett <jmallett@FreeBSD.org> | 2002-05-07 23:32:26 +0000 |
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committer | jmallett <jmallett@FreeBSD.org> | 2002-05-07 23:32:26 +0000 |
commit | 9514d77a481abe6ebe3cb1f52d850f3b3382e4a8 (patch) | |
tree | 218affa9c0831cab1cb3d31d7389c36caa49d159 /usr.bin/sed/sed.1 | |
parent | 3c0c83176102700daccbd554604e5b5efd759a38 (diff) | |
download | FreeBSD-src-9514d77a481abe6ebe3cb1f52d850f3b3382e4a8.zip FreeBSD-src-9514d77a481abe6ebe3cb1f52d850f3b3382e4a8.tar.gz |
Add handling for any nil-length string passed to -i for the backup extension.
Add a note that this is kinda-sorta dangerous to the manual page.
Diffstat (limited to 'usr.bin/sed/sed.1')
-rw-r--r-- | usr.bin/sed/sed.1 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/usr.bin/sed/sed.1 b/usr.bin/sed/sed.1 index 4005463..e7bd8b2 100644 --- a/usr.bin/sed/sed.1 +++ b/usr.bin/sed/sed.1 @@ -102,6 +102,13 @@ The editing commands should each be listed on a separate line. .It Fl i Ar extension Edit files in-place, saving backups with the specified .Ar extension . +If a zero-length +.Ar extension +is given, no backup will be saved. +It is not recommended to give a zero-length +.Ar extension +when in-place editing files, as you risk corruption or partial content +in situations where disk space is exhausted, etc. .It Fl n By default, each line of input is echoed to the standard output after all of the commands have been applied to it. |