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cp: by popular demand, make it POSIX compliant (but less safe)

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2009-07-05 12:49:29 +02:00
parent 09e63bb81f
commit 2d7b5bfa9b
2 changed files with 19 additions and 9 deletions
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10
libbb/Config.in
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@@ -114,6 +114,16 @@ config FEATURE_EDITING_ASK_TERMINAL
correctly, or want to save on code size (about 300 bytes),
then do not turn this option on.
config FEATURE_NON_POSIX_CP
bool "Non-POSIX, but safer, copying to special nodes"
default y
help
With this option, "cp file symlink" will delete symlink
and create a regular file. This does not conform to POSIX,
but prevents a symlink attack.
Similarly, "cp file device" will not send file's data
to the device.
config FEATURE_VERBOSE_CP_MESSAGE
bool "Give more precise messages when copy fails (cp, mv etc)"
default n