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Check another error condition in git-mv

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When moving multiple files at once, it can happen that
files get the same target name, like in

	git-mv a/foo b/foo destdir

Both a/foo and b/foo target destdir/foo.

Signed-off-by: Josef Weidendorfer <Josef.Weidendorfer@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Josef Weidendorfer 2005-10-25 14:20:45 +02:00 committed by Junio C Hamano
parent 979e32fa14
commit 05ff5649a4
1 changed files with 11 additions and 1 deletions

12
git-mv.perl

@ -77,7 +77,7 @@ else {
my (@allfiles,@srcfiles,@dstfiles); my (@allfiles,@srcfiles,@dstfiles);
my $safesrc; my $safesrc;
my %overwritten; my (%overwritten, %srcForDst);
$/ = "\0"; $/ = "\0";
open(F,"-|","git-ls-files","-z") open(F,"-|","git-ls-files","-z")
@ -123,6 +123,16 @@ while(scalar @srcArgs > 0) {
} }
} }
if ($bad eq "") {
if (defined $srcForDst{$dst}) {
$bad = "can not move '$src' to '$dst'; already target of ";
$bad .= "'".$srcForDst{$dst}."'";
}
else {
$srcForDst{$dst} = $src;
}
}
if ($bad ne "") { if ($bad ne "") {
if ($opt_k) { if ($opt_k) {
print "Warning: $bad; skipping\n"; print "Warning: $bad; skipping\n";