[PATCH 2/5] archimport: don't die on merge-base failure

[Eric Wong <normalperson@yhbt.net>]

Don't die if we can't find a merge base, Arch allows arbitrary
cherry-picks between unrelated branches and we should not
die when that happens

Signed-off-by: Eric Wong <normalperson@yhbt.net>

---

 git-archimport.perl |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

applies-to: 07dfd96ba53890d6a20fa0b028cf96e0e49bc027
7d099adadc041d74a0defc107656f273b35f57cb
diff --git a/git-archimport.perl b/git-archimport.perl
index 7c15184..699d5f6 100755
--- a/git-archimport.perl
+++ b/git-archimport.perl
@@ -693,7 +693,13 @@ sub find_parents {
 	next unless -e "$git_dir/refs/heads/$branch";
 
 	my $mergebase = `git-merge-base $branch $ps->{branch}`;
-	die "Cannot find merge base for $branch and $ps->{branch}" if $?;
+ 	if ($?) { 
+ 	    # Don't die here, Arch supports one-way cherry-picking
+ 	    # between branches with no common base (or any relationship
+ 	    # at all beforehand)
+ 	    warn "Cannot find merge base for $branch and $ps->{branch}";
+ 	    next;
+ 	}
 	chomp $mergebase;
 
 	# now walk up to the mergepoint collecting what patches we have
---
0.99.9.GIT