diff options
Diffstat (limited to 'git-am.sh')
| -rwxr-xr-x | git-am.sh | 42 |
1 files changed, 29 insertions, 13 deletions
@@ -45,6 +45,12 @@ go_next () { this=$next } +cannot_fallback () { + echo "$1" + echo "Cannot fall back to three-way merge." + exit 1 +} + fall_back_3way () { O_OBJECT=`cd "$GIT_OBJECT_DIRECTORY" && pwd` @@ -52,19 +58,23 @@ fall_back_3way () { mkdir "$dotest/patch-merge-tmp-dir" # First see if the patch records the index info that we can use. - if git-apply -z --index-info "$dotest/patch" \ - >"$dotest/patch-merge-index-info" 2>/dev/null && - GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ - git-update-index -z --index-info <"$dotest/patch-merge-index-info" && - GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ - git-write-tree >"$dotest/patch-merge-base+" && - # index has the base tree now. - GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ + git-apply -z --index-info "$dotest/patch" \ + >"$dotest/patch-merge-index-info" && + GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ + git-update-index -z --index-info <"$dotest/patch-merge-index-info" && + GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ + git-write-tree >"$dotest/patch-merge-base+" || + cannot_fallback "Patch does not record usable index information." + + echo Using index info to reconstruct a base tree... + if GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ git-apply $binary --cached <"$dotest/patch" then - echo Using index info to reconstruct a base tree... mv "$dotest/patch-merge-base+" "$dotest/patch-merge-base" mv "$dotest/patch-merge-tmp-index" "$dotest/patch-merge-index" + else + cannot_fallback "Did you hand edit your patch? +It does not apply to blobs recorded in its index." fi test -f "$dotest/patch-merge-index" && @@ -77,7 +87,7 @@ fall_back_3way () { # This is not so wrong. Depending on which base we picked, # orig_tree may be wildly different from ours, but his_tree # has the same set of wildly different changes in parts the - # patch did not touch, so resolve ends up cancelling them, + # patch did not touch, so resolve ends up canceling them, # saying that we reverted all those changes. git-merge-resolve $orig_tree -- HEAD $his_tree || { @@ -91,6 +101,7 @@ fall_back_3way () { } prec=4 +rloga=am dotest=.dotest sign= utf8= keep= skip= interactive= resolved= binary= ws= resolvemsg= while case "$#" in 0) break;; esac @@ -130,6 +141,9 @@ do --resolvemsg=*) resolvemsg=$(echo "$1" | sed -e "s/^--resolvemsg=//"); shift ;; + --reflog-action=*) + rloga=`expr "z$1" : 'z-[^=]*=\(.*\)'`; shift ;; + --) shift; break ;; -*) @@ -152,8 +166,10 @@ fi if test -d "$dotest" then - test ",$#," = ",0," || - die "previous dotest directory $dotest still exists but mbox given." + if test ",$#," != ",0," || ! tty -s + then + die "previous dotest directory $dotest still exists but mbox given." + fi resume=yes else # Make sure we are not given --skip nor --resolved @@ -413,7 +429,7 @@ do parent=$(git-rev-parse --verify HEAD) && commit=$(git-commit-tree $tree -p $parent <"$dotest/final-commit") && echo Committed: $commit && - git-update-ref -m "am: $SUBJECT" HEAD $commit $parent || + git-update-ref -m "$rloga: $SUBJECT" HEAD $commit $parent || stop_here $this if test -x "$GIT_DIR"/hooks/post-applypatch |