"git diff <tree>{3,}": do not reverse order of arguments
[gitweb.git] / git-parse-remote.sh
index e281b7c6ebd5515d74201869574eed6077f37c9d..695a4094bb4230341618bd6f16d0bea9bff2e826 100755 (executable)
@@ -2,26 +2,18 @@
 
 # git-ls-remote could be called from outside a git managed repository;
 # this would fail in that case and would issue an error message.
-GIT_DIR=$(git-rev-parse --git-dir 2>/dev/null) || :;
+GIT_DIR=$(git rev-parse --git-dir 2>/dev/null) || :;
 
 get_data_source () {
        case "$1" in
        */*)
-               # Not so fast.  This could be the partial URL shorthand...
-               token=$(expr "z$1" : 'z\([^/]*\)/')
-               remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
-               if test "$(git-repo-config --get "remote.$token.url")"
-               then
-                       echo config-partial
-               elif test -f "$GIT_DIR/branches/$token"
-               then
-                       echo branches-partial
-               else
-                       echo ''
-               fi
+               echo ''
+               ;;
+       .)
+               echo self
                ;;
        *)
-               if test "$(git-repo-config --get "remote.$1.url")"
+               if test "$(git config --get "remote.$1.url")"
                then
                        echo config
                elif test -f "$GIT_DIR/remotes/$1"
@@ -40,28 +32,22 @@ get_remote_url () {
        data_source=$(get_data_source "$1")
        case "$data_source" in
        '')
-               echo "$1" ;;
-       config-partial)
-               token=$(expr "z$1" : 'z\([^/]*\)/')
-               remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
-               url=$(git-repo-config --get "remote.$token.url")
-               echo "$url/$remainder"
+               echo "$1"
+               ;;
+       self)
+               echo "$1"
                ;;
        config)
-               git-repo-config --get "remote.$1.url"
+               git config --get "remote.$1.url"
                ;;
        remotes)
                sed -ne '/^URL: */{
                        s///p
                        q
-               }' "$GIT_DIR/remotes/$1" ;;
+               }' "$GIT_DIR/remotes/$1"
+               ;;
        branches)
-               sed -e 's/#.*//' "$GIT_DIR/branches/$1" ;;
-       branches-partial)
-               token=$(expr "z$1" : 'z\([^/]*\)/')
-               remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
-               url=$(sed -e 's/#.*//' "$GIT_DIR/branches/$token")
-               echo "$url/$remainder"
+               sed -e 's/#.*//' "$GIT_DIR/branches/$1"
                ;;
        *)
                die "internal error: get-remote-url $1" ;;
@@ -69,18 +55,18 @@ get_remote_url () {
 }
 
 get_default_remote () {
-       curr_branch=$(git-symbolic-ref HEAD | sed -e 's|^refs/heads/||')
-       origin=$(git-repo-config --get "branch.$curr_branch.remote")
+       curr_branch=$(git symbolic-ref -q HEAD | sed -e 's|^refs/heads/||')
+       origin=$(git config --get "branch.$curr_branch.remote")
        echo ${origin:-origin}
 }
 
 get_remote_default_refs_for_push () {
        data_source=$(get_data_source "$1")
        case "$data_source" in
-       '' | config-partial | branches | branches-partial)
+       '' | branches | self)
                ;; # no default push mapping, just send matching refs.
        config)
-               git-repo-config --get-all "remote.$1.push" ;;
+               git config --get-all "remote.$1.push" ;;
        remotes)
                sed -ne '/^Push: */{
                        s///p
@@ -96,31 +82,13 @@ get_remote_default_refs_for_push () {
 # from get_remote_refs_for_fetch when it deals with refspecs
 # supplied on the command line.  $ls_remote_result has the list
 # of refs available at remote.
+#
+# The first token returned is either "explicit" or "glob"; this
+# is to help prevent randomly "globbed" ref from being chosen as
+# a merge candidate
 expand_refs_wildcard () {
-       for ref
-       do
-               # a non glob pattern is given back as-is.
-               expr "z$ref" : 'zrefs/.*/\*:refs/.*/\*$' >/dev/null || {
-                       echo "$ref"
-                       continue
-               }
-               from=`expr "z$ref" : 'z\(refs/.*/\)\*:refs/.*/\*$'`
-               to=`expr "z$ref" : 'zrefs/.*/\*:\(refs/.*/\)\*$'`
-               echo "$ls_remote_result" |
-               (
-                       IFS='   '
-                       while read sha1 name
-                       do
-                               mapped=${name#"$from"}
-                               if test "z$name" != "z${name#'^{}'}" ||
-                                       test "z$name" = "z$mapped"
-                               then
-                                       continue
-                               fi
-                               echo "${name}:${to}${mapped}"
-                       done
-               )
-       done
+       echo "$ls_remote_result" |
+       git fetch--tool expand-refs-wildcard "-" "$@"
 }
 
 # Subroutine to canonicalize remote:local notation.
@@ -130,18 +98,24 @@ canon_refs_list_for_fetch () {
        # or the first one otherwise; add prefix . to the rest
        # to prevent the secondary branches to be merged by default.
        merge_branches=
+       curr_branch=
        if test "$1" = "-d"
        then
                shift ; remote="$1" ; shift
+               set $(expand_refs_wildcard "$remote" "$@")
+               is_explicit="$1"
+               shift
                if test "$remote" = "$(get_default_remote)"
                then
-                       curr_branch=$(git-symbolic-ref HEAD | \
+                       curr_branch=$(git symbolic-ref -q HEAD | \
                            sed -e 's|^refs/heads/||')
-                       merge_branches=$(git-repo-config \
+                       merge_branches=$(git config \
                            --get-all "branch.${curr_branch}.merge")
                fi
-               set x $(expand_refs_wildcard "$@")
-               shift
+               if test -z "$merge_branches" && test $is_explicit != explicit
+               then
+                       merge_branches=..this.will.never.match.any.ref..
+               fi
        fi
        for ref
        do
@@ -168,21 +142,21 @@ canon_refs_list_for_fetch () {
                        done
                fi
                case "$remote" in
-               '') remote=HEAD ;;
-               refs/heads/* | refs/tags/* | refs/remotes/*) ;;
+               '' | HEAD ) remote=HEAD ;;
+               refs/*) ;;
                heads/* | tags/* | remotes/* ) remote="refs/$remote" ;;
                *) remote="refs/heads/$remote" ;;
                esac
                case "$local" in
                '') local= ;;
-               refs/heads/* | refs/tags/* | refs/remotes/*) ;;
+               refs/*) ;;
                heads/* | tags/* | remotes/* ) local="refs/$local" ;;
                *) local="refs/heads/$local" ;;
                esac
 
                if local_ref_name=$(expr "z$local" : 'zrefs/\(.*\)')
                then
-                  git-check-ref-format "$local_ref_name" ||
+                  git check-ref-format "$local_ref_name" ||
                   die "* refusing to create funny ref '$local_ref_name' locally"
                fi
                echo "${dot_prefix}${force}${remote}:${local}"
@@ -193,11 +167,15 @@ canon_refs_list_for_fetch () {
 get_remote_default_refs_for_fetch () {
        data_source=$(get_data_source "$1")
        case "$data_source" in
-       '' | config-partial | branches-partial)
+       '')
                echo "HEAD:" ;;
+       self)
+               canon_refs_list_for_fetch -d "$1" \
+                       $(git for-each-ref --format='%(refname):')
+               ;;
        config)
                canon_refs_list_for_fetch -d "$1" \
-                       $(git-repo-config --get-all "remote.$1.fetch") ;;
+                       $(git config --get-all "remote.$1.fetch") ;;
        branches)
                remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1")
                case "$remote_branch" in '') remote_branch=master ;; esac
@@ -209,7 +187,7 @@ get_remote_default_refs_for_fetch () {
                                        }' "$GIT_DIR/remotes/$1")
                ;;
        *)
-               die "internal error: get-remote-default-ref-for-push $1" ;;
+               die "internal error: get-remote-default-ref-for-fetch $1" ;;
        esac
 }
 
@@ -271,3 +249,16 @@ resolve_alternates () {
                esac
        done
 }
+
+get_uploadpack () {
+       data_source=$(get_data_source "$1")
+       case "$data_source" in
+       config)
+               uplp=$(git config --get "remote.$1.uploadpack")
+               echo ${uplp:-git-upload-pack}
+               ;;
+       *)
+               echo "git-upload-pack"
+               ;;
+       esac
+}