From f07df52489c78c33c5c5c1bd973038283c401582 Mon Sep 17 00:00:00 2001 From: Jonathan Nieder Date: Tue, 17 Aug 2010 02:10:17 -0500 Subject: [PATCH] merge script: --ff-only to disallow true merge Port v1.6.6-rc0~62^2 (Teach 'git merge' and 'git pull' the option --ff-only, 2009-10-29) to the old merge script. Signed-off-by: Jonathan Nieder Signed-off-by: Junio C Hamano --- contrib/examples/git-merge.sh | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/contrib/examples/git-merge.sh b/contrib/examples/git-merge.sh index 410fa3c81..dfd6e1794 100755 --- a/contrib/examples/git-merge.sh +++ b/contrib/examples/git-merge.sh @@ -15,6 +15,7 @@ log add list of one-line log to merge commit message squash create a single commit instead of doing a merge commit perform a commit if the merge succeeds (default) ff allow fast-forward (default) +ff-only abort if fast-forward is not possible s,strategy= merge strategy to use X= option for selected merge strategy m,message= message to be used for the merge commit (if any) @@ -45,6 +46,7 @@ use_strategies= xopt= allow_fast_forward=t +fast_forward_only= allow_trivial_merge=t squash= no_commit= log_arg= @@ -189,7 +191,13 @@ parse_config () { --no-ff) test "$squash" != t || die "You cannot combine --squash with --no-ff." + test "$fast_forward_only" != t || + die "You cannot combine --ff-only with --no-ff." allow_fast_forward=f ;; + --ff-only) + test "$allow_fast_forward" != f || + die "You cannot combine --ff-only with --no-ff." + fast_forward_only=t ;; -s|--strategy) shift case " $all_strategies " in @@ -412,8 +420,8 @@ t,1,"$head",*) # We are not doing octopus, not fast-forward, and have only # one common. git update-index --refresh 2>/dev/null - case "$allow_trivial_merge" in - t) + case "$allow_trivial_merge,$fast_forward_only" in + t,) # See if it is really trivial. git var GIT_COMMITTER_IDENT >/dev/null || exit echo "Trying really trivial in-index merge..." @@ -452,6 +460,11 @@ t,1,"$head",*) ;; esac +if test "$fast_forward_only" = t +then + die "Not possible to fast-forward, aborting." +fi + # We are going to make a new commit. git var GIT_COMMITTER_IDENT >/dev/null || exit -- 2.30.2