Merge branch 'maint'

[thirdparty/git.git] / git-am.sh

diff --git a/git-am.sh b/git-am.sh
index b5ed8ca15c9811ccd87b6d81a82ca301736f0b66..76c1c844a95d8af19f64a3278706daf907dace01 100755 (executable)
--- a/git-am.sh
+++ b/git-am.sh
@@ -2,9 +2,26 @@
 #
 # Copyright (c) 2005, 2006 Junio C Hamano
 
-USAGE='[--signoff] [--dotest=<dir>] [--utf8 | --no-utf8] [--binary] [--3way]
-  [--interactive] [--whitespace=<option>] [-C<n>] [-p<n>] <mbox>...
-  or, when resuming [--skip | --resolved]'
+OPTIONS_KEEPDASHDASH=
+OPTIONS_SPEC="\
+git-am [options] <mbox>|<Maildir>...
+git-am [options] --resolved
+git-am [options] --skip
+--
+d,dotest=       use <dir> and not .dotest
+i,interactive   run interactively
+b,binary        pass --allo-binary-replacement to git-apply
+3,3way          allow fall back on 3way merging if needed
+s,signoff       add a Signed-off-by line to the commit message
+u,utf8          recode into utf8 (default)
+k,keep          pass -k flagg to git-mailinfo
+whitespace=     pass it through git-apply
+C=              pass it through git-apply
+p=              pass it through git-apply
+resolvemsg=     override error message when patch failure occurs
+r,resolved      to be used after a patch failure
+skip            skip the current patch"
+
 . git-sh-setup
 set_reflog_action am
 require_work_tree
@@ -60,10 +77,8 @@ fall_back_3way () {
     mkdir "$dotest/patch-merge-tmp-dir"
 
     # First see if the patch records the index info that we can use.
-    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 apply --build-fake-ancestor "$dotest/patch-merge-tmp-index" \
+       "$dotest/patch" &&
     GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \
     git write-tree >"$dotest/patch-merge-base+" ||
     cannot_fallback "Repository lacks necessary blobs to fall back on 3-way merge."
@@ -107,52 +122,41 @@ dotest=.dotest sign= utf8=t keep= skip= interactive= resolved= binary=
 resolvemsg= resume=
 git_apply_opt=
 
-while case "$#" in 0) break;; esac
+while test $# != 0
 do
        case "$1" in
-       -d=*|--d=*|--do=*|--dot=*|--dote=*|--dotes=*|--dotest=*)
-       dotest=`expr "z$1" : 'z-[^=]*=\(.*\)'`; shift ;;
-       -d|--d|--do|--dot|--dote|--dotes|--dotest)
-       case "$#" in 1) usage ;; esac; shift
-       dotest="$1"; shift;;
-
-       -i|--i|--in|--int|--inte|--inter|--intera|--interac|--interact|\
-       --interacti|--interactiv|--interactive)
-       interactive=t; shift ;;
-
-       -b|--b|--bi|--bin|--bina|--binar|--binary)
-       binary=t; shift ;;
-
-       -3|--3|--3w|--3wa|--3way)
-       threeway=t; shift ;;
-       -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
-       sign=t; shift ;;
-       -u|--u|--ut|--utf|--utf8)
-       utf8=t; shift ;; # this is now default
-       --no-u|--no-ut|--no-utf|--no-utf8)
-       utf8=; shift ;;
-       -k|--k|--ke|--kee|--keep)
-       keep=t; shift ;;
-
-       -r|--r|--re|--res|--reso|--resol|--resolv|--resolve|--resolved)
-       resolved=t; shift ;;
-
-       --sk|--ski|--skip)
-       skip=t; shift ;;
-
-       --whitespace=*|-C*|-p*)
-       git_apply_opt="$git_apply_opt $1"; shift ;;
-
-       --resolvemsg=*)
-       resolvemsg=${1#--resolvemsg=}; shift ;;
-
+       -i|--interactive)
+               interactive=t ;;
+       -b|--binary)
+               binary=t ;;
+       -3|--3way)
+               threeway=t ;;
+       -s|--signoff)
+               sign=t ;;
+       -u|--utf8)
+               utf8=t ;; # this is now default
+       --no-utf8)
+               utf8= ;;
+       -k|--keep)
+               keep=t ;;
+       -r|--resolved)
+               resolved=t ;;
+       --skip)
+               skip=t ;;
+       -d|--dotest)
+               shift; dotest=$1;;
+       --resolvemsg)
+               shift; resolvemsg=$1 ;;
+       --whitespace)
+               git_apply_opt="$git_apply_opt $1=$2"; shift ;;
+       -C|-p)
+               git_apply_opt="$git_apply_opt $1$2"; shift ;;
        --)
-       shift; break ;;
-       -*)
-       usage ;;
+               shift; break ;;
        *)
-       break ;;
+               usage ;;
        esac
+       shift
 done
 
 # If the dotest directory exists, but we have finished applying all the
@@ -214,7 +218,7 @@ fi
 
 case "$resolved" in
 '')
-       files=$(git diff-index --cached --name-only HEAD) || exit
+       files=$(git diff-index --cached --name-only HEAD --) || exit
        if [ "$files" ]; then
           echo "Dirty index: cannot apply patches (dirty: $files)" >&2
           exit 1
@@ -348,7 +352,7 @@ do
                case "$resolved$interactive" in
                tt)
                        # This is used only for interactive view option.
-                       git diff-index -p --cached HEAD >"$dotest/patch"
+                       git diff-index -p --cached HEAD -- >"$dotest/patch"
                        ;;
                esac
        esac
@@ -394,9 +398,7 @@ do
                stop_here $this
        fi
 
-       echo
        printf 'Applying %s\n' "$SUBJECT"
-       echo
 
        case "$resolved" in
        '')
@@ -409,7 +411,7 @@ do
                # trust what the user has in the index file and the
                # working tree.
                resolved=
-               git diff-index --quiet --cached HEAD && {
+               git diff-index --quiet --cached HEAD -- && {
                        echo "No changes - did you forget to use 'git add'?"
                        stop_here_user_resolve $this
                }
@@ -431,7 +433,7 @@ do
                then
                    # Applying the patch to an earlier tree and merging the
                    # result may have produced the same tree as ours.
-                   git diff-index --quiet --cached HEAD && {
+                   git diff-index --quiet --cached HEAD -- && {
                        echo No changes -- Patch already applied.
                        go_next
                        continue
@@ -452,10 +454,8 @@ do
        fi
 
        tree=$(git write-tree) &&
-       echo Wrote tree $tree &&
        parent=$(git rev-parse --verify HEAD) &&
        commit=$(git commit-tree $tree -p $parent <"$dotest/final-commit") &&
-       echo Committed: $commit &&
        git update-ref -m "$GIT_REFLOG_ACTION: $SUBJECT" HEAD $commit $parent ||
        stop_here $this
 
@@ -464,6 +464,8 @@ do
                "$GIT_DIR"/hooks/post-applypatch
        fi
 
+       git gc --auto
+
        go_next
 done