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git-checkout-index: documentation updates.
Now the behaviour of '-a' has been straightened out, document it. Signed-off-by: Junio C Hamano <junkio@cox.net>
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@ -30,8 +30,8 @@ OPTIONS
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forces overwrite of existing files
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-a::
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checks out all files in the cache (will then continue to
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process listed files).
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checks out all files in the cache. Cannot be used
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together with explicit filenames.
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-n::
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Don't checkout new files, only refresh files already checked
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@ -44,15 +44,9 @@ OPTIONS
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--::
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Do not interpret any more arguments as options.
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Note that the order of the flags matters:
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The order of the flags used to matter, but not anymore.
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git-checkout-index -a -f file.c
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will first check out all files listed in the cache (but not overwrite
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any old ones), and then force-checkout `file.c` a second time (ie that
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one *will* overwrite any old contents with the same filename).
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Also, just doing "git-checkout-index" does nothing. You probably meant
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Just doing "git-checkout-index" does nothing. You probably meant
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"git-checkout-index -a". And if you want to force it, you want
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"git-checkout-index -f -a".
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@ -78,12 +72,12 @@ scripting!).
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The prefix ability basically makes it trivial to use
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git-checkout-index as an "export as tree" function. Just read the
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desired tree into the index, and do a
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git-checkout-index --prefix=git-export-dir/ -a
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and git-checkout-index will "export" the cache into the specified
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directory.
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NOTE The final "/" is important. The exported name is literally just
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prefixed with the specified string, so you can also do something like
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