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Merge branch 'bk/maint-cvsexportcommit'

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* bk/maint-cvsexportcommit:
  cvsexportcommit: fix for commits that do not have parents
This commit is contained in:
Junio C Hamano 2007-11-01 15:39:59 -07:00
commit 5fb19486e6
1 changed files with 10 additions and 3 deletions
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13
git-cvsexportcommit.perl
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@ -82,6 +82,7 @@ foreach my $line (@commit) {
}
}
my $noparent = "0000000000000000000000000000000000000000";
if ($parent) {
my $found;
# double check that it's a valid parent
@ -95,8 +96,10 @@ if ($parent) {
} else { # we don't have a parent from the cmdline...
if (@parents == 1) { # it's safe to get it from the commit
$parent = $parents[0];
} else { # or perhaps not!
die "This commit has more than one parent -- please name the parent you want to use explicitly";
} elsif (@parents == 0) { # there is no parent
$parent = $noparent;
} else { # cannot choose automatically from multiple parents
die "This commit has more than one parent -- please name the parent you want to use explicitly";
}
}
@ -116,7 +119,11 @@ if ($opt_a) {
}
close MSG;
`git-diff-tree --binary -p $parent $commit >.cvsexportcommit.diff`;# || die "Cannot diff";
if ($parent eq $noparent) {
`git-diff-tree --binary -p --root $commit >.cvsexportcommit.diff`;# || die "Cannot diff";
} else {
`git-diff-tree --binary -p $parent $commit >.cvsexportcommit.diff`;# || die "Cannot diff";
}
## apply non-binary changes