Imported Upstream version 2.5.1
[platform/upstream/git.git] / git-pull.sh
index 4d4fc77..e8dc2e0 100755 (executable)
@@ -4,13 +4,53 @@
 #
 # Fetch one or more remote refs and merge it/them into the current HEAD.
 
-USAGE='[-n | --no-stat] [--[no-]commit] [--[no-]squash] [--[no-]ff|--ff-only] [--[no-]rebase|--rebase=preserve] [-s strategy]... [<fetch-options>] <repo> <head>...'
-LONG_USAGE='Fetch one or more remote refs and integrate it/them with the current HEAD.'
 SUBDIRECTORY_OK=Yes
-OPTIONS_SPEC=
+OPTIONS_KEEPDASHDASH=
+OPTIONS_STUCKLONG=Yes
+OPTIONS_SPEC="\
+git pull [options] [<repository> [<refspec>...]]
+
+Fetch one or more remote refs and integrate it/them with the current HEAD.
+--
+v,verbose                  be more verbose
+q,quiet                    be more quiet
+progress                   force progress reporting
+
+  Options related to merging
+r,rebase?false|true|preserve incorporate changes by rebasing rather than merging
+n!                         do not show a diffstat at the end of the merge
+stat                       show a diffstat at the end of the merge
+summary                    (synonym to --stat)
+log?n                      add (at most <n>) entries from shortlog to merge commit message
+squash                     create a single commit instead of doing a merge
+commit                     perform a commit if the merge succeeds (default)
+e,edit                       edit message before committing
+ff                         allow fast-forward
+ff-only!                   abort if fast-forward is not possible
+verify-signatures          verify that the named commit has a valid GPG signature
+s,strategy=strategy        merge strategy to use
+X,strategy-option=option   option for selected merge strategy
+S,gpg-sign?key-id          GPG sign commit
+
+  Options related to fetching
+all                        fetch from all remotes
+a,append                   append to .git/FETCH_HEAD instead of overwriting
+upload-pack=path           path to upload pack on remote end
+f,force                    force overwrite of local branch
+t,tags                     fetch all tags and associated objects
+p,prune                    prune remote-tracking branches no longer on remote
+recurse-submodules?on-demand control recursive fetching of submodules
+dry-run                    dry run
+k,keep                     keep downloaded pack
+depth=depth                deepen history of shallow clone
+unshallow                  convert to a complete repository
+update-shallow             accept refs that update .git/shallow
+refmap=refmap              specify fetch refmap
+"
+test $# -gt 0 && args="$*"
 . git-sh-setup
 . git-sh-i18n
-set_reflog_action "pull${1+ $*}"
+set_reflog_action "pull${args+ $args}"
 require_work_tree_exists
 cd_to_toplevel
 
@@ -44,7 +84,8 @@ bool_or_string_config () {
 
 strategy_args= diffstat= no_commit= squash= no_ff= ff_only=
 log_arg= verbosity= progress= recurse_submodules= verify_signatures=
-merge_args= edit= rebase_args=
+merge_args= edit= rebase_args= all= append= upload_pack= force= tags= prune=
+keep= depth= unshallow= update_shallow= refmap=
 curr_branch=$(git symbolic-ref -q HEAD)
 curr_branch_short="${curr_branch#refs/heads/}"
 rebase=$(bool_or_string_config branch.$curr_branch_short.rebase)
@@ -54,8 +95,11 @@ then
 fi
 
 # Setup default fast-forward options via `pull.ff`
-pull_ff=$(git config pull.ff)
+pull_ff=$(bool_or_string_config pull.ff)
 case "$pull_ff" in
+true)
+       no_ff=--ff
+       ;;
 false)
        no_ff=--no-ff
        ;;
@@ -81,19 +125,19 @@ do
                diffstat=--no-stat ;;
        --stat|--summary)
                diffstat=--stat ;;
-       --log|--no-log)
-               log_arg=$1 ;;
-       --no-c|--no-co|--no-com|--no-comm|--no-commi|--no-commit)
+       --log|--log=*|--no-log)
+               log_arg="$1" ;;
+       --no-commit)
                no_commit=--no-commit ;;
-       --c|--co|--com|--comm|--commi|--commit)
+       --commit)
                no_commit=--commit ;;
        -e|--edit)
                edit=--edit ;;
        --no-edit)
                edit=--no-edit ;;
-       --sq|--squ|--squa|--squas|--squash)
+       --squash)
                squash=--squash ;;
-       --no-sq|--no-squ|--no-squa|--no-squas|--no-squash)
+       --no-squash)
                squash=--no-squash ;;
        --ff)
                no_ff=--ff ;;
@@ -101,39 +145,19 @@ do
                no_ff=--no-ff ;;
        --ff-only)
                ff_only=--ff-only ;;
-       -s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\
-               --strateg=*|--strategy=*|\
-       -s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
-               case "$#,$1" in
-               *,*=*)
-                       strategy=$(expr "z$1" : 'z-[^=]*=\(.*\)') ;;
-               1,*)
-                       usage ;;
-               *)
-                       strategy="$2"
-                       shift ;;
-               esac
-               strategy_args="${strategy_args}-s $strategy "
+       -s*|--strategy=*)
+               strategy_args="$strategy_args $1"
                ;;
-       -X*)
-               case "$#,$1" in
-               1,-X)
-                       usage ;;
-               *,-X)
-                       xx="-X $(git rev-parse --sq-quote "$2")"
-                       shift ;;
-               *,*)
-                       xx=$(git rev-parse --sq-quote "$1") ;;
-               esac
-               merge_args="$merge_args$xx "
+       -X*|--strategy-option=*)
+               merge_args="$merge_args $(git rev-parse --sq-quote "$1")"
                ;;
-       -r=*|--r=*|--re=*|--reb=*|--reba=*|--rebas=*|--rebase=*)
+       -r*|--rebase=*)
                rebase="${1#*=}"
                ;;
-       -r|--r|--re|--reb|--reba|--rebas|--rebase)
+       --rebase)
                rebase=true
                ;;
-       --no-r|--no-re|--no-reb|--no-reba|--no-rebas|--no-rebase)
+       --no-rebase)
                rebase=false
                ;;
        --recurse-submodules)
@@ -160,16 +184,41 @@ do
        -S*)
                gpg_sign_args=$(git rev-parse --sq-quote "$1")
                ;;
-       --d|--dr|--dry|--dry-|--dry-r|--dry-ru|--dry-run)
+       --dry-run)
                dry_run=--dry-run
                ;;
+       --all|--no-all)
+               all=$1 ;;
+       -a|--append|--no-append)
+               append=$1 ;;
+       --upload-pack=*|--no-upload-pack)
+               upload_pack=$1 ;;
+       -f|--force|--no-force)
+               force="$force $1" ;;
+       -t|--tags|--no-tags)
+               tags=$1 ;;
+       -p|--prune|--no-prune)
+               prune=$1 ;;
+       -k|--keep|--no-keep)
+               keep=$1 ;;
+       --depth=*|--no-depth)
+               depth=$1 ;;
+       --unshallow|--no-unshallow)
+               unshallow=$1 ;;
+       --update-shallow|--no-update-shallow)
+               update_shallow=$1 ;;
+       --refmap=*|--no-refmap)
+               refmap=$1 ;;
        -h|--help-all)
                usage
                ;;
-       *)
-               # Pass thru anything that may be meant for fetch.
+       --)
+               shift
                break
                ;;
+       *)
+               usage
+               ;;
        esac
        shift
 done
@@ -190,15 +239,6 @@ esac
 
 error_on_no_merge_candidates () {
        exec >&2
-       for opt
-       do
-               case "$opt" in
-               -t|--t|--ta|--tag|--tags)
-                       echo "It doesn't make sense to pull all tags; you probably meant:"
-                       echo "  git fetch --tags"
-                       exit 1
-               esac
-       done
 
        if test true = "$rebase"
        then
@@ -240,7 +280,7 @@ test true = "$rebase" && {
        if ! git rev-parse -q --verify HEAD >/dev/null
        then
                # On an unborn branch
-               if test -f "$GIT_DIR/index"
+               if test -f "$(git rev-parse --git-path index)"
                then
                        die "$(gettext "updating an unborn branch with changes added to the index")"
                fi
@@ -254,7 +294,9 @@ test true = "$rebase" && {
        oldremoteref=$(git merge-base --fork-point "$remoteref" $curr_branch 2>/dev/null)
 }
 orig_head=$(git rev-parse -q --verify HEAD)
-git fetch $verbosity $progress $dry_run $recurse_submodules --update-head-ok "$@" || exit 1
+git fetch $verbosity $progress $dry_run $recurse_submodules $all $append \
+${upload_pack:+"$upload_pack"} $force $tags $prune $keep $depth $unshallow $update_shallow \
+$refmap --update-head-ok "$@" || exit 1
 test -z "$dry_run" || exit 0
 
 curr_head=$(git rev-parse -q --verify HEAD)
@@ -323,7 +365,6 @@ then
        fi
 fi
 
-merge_name=$(git fmt-merge-msg $log_arg <"$GIT_DIR/FETCH_HEAD") || exit
 case "$rebase" in
 true)
        eval="git-rebase $diffstat $strategy_args $merge_args $rebase_args $verbosity"
@@ -334,7 +375,7 @@ true)
        eval="git-merge $diffstat $no_commit $verify_signatures $edit $squash $no_ff $ff_only"
        eval="$eval $log_arg $strategy_args $merge_args $verbosity $progress"
        eval="$eval $gpg_sign_args"
-       eval="$eval \"\$merge_name\" HEAD $merge_head"
+       eval="$eval FETCH_HEAD"
        ;;
 esac
 eval "exec $eval"