Merge branch 'jc/subdir'
authorJunio C Hamano <junkio@cox.net>
Sun, 14 Jan 2007 19:41:36 +0000 (11:41 -0800)
committerJunio C Hamano <junkio@cox.net>
Sun, 14 Jan 2007 19:41:36 +0000 (11:41 -0800)
* jc/subdir:
Allow whole-tree operations to be started from a subdirectory
Use cd_to_toplevel in scripts that implement it by hand.
Define cd_to_toplevel shell function in git-sh-setup

git-checkout.sh
git-commit.sh
git-fetch.sh
git-merge.sh
git-pull.sh
git-rebase.sh
git-reset.sh
git-revert.sh
git-sh-setup.sh
index a2b8e4fa4aa3607ce4981c84b9c6f9d31a9dec97..66e40b90ebfa8e65e9c42731203f10dde0424b8c 100755 (executable)
@@ -135,11 +135,7 @@ fi
 
 # We are switching branches and checking out trees, so
 # we *NEED* to be at the toplevel.
-cdup=$(git-rev-parse --show-cdup)
-if test ! -z "$cdup"
-then
-       cd "$cdup"
-fi
+cd_to_toplevel
 
 [ -z "$new" ] && new=$old && new_name="$old_name"
 
index eddd863015b4829fc833ba5bc064720eaa4245be..9fdf234b522322cf4e5d539f52debe76bebf6aa8 100755 (executable)
@@ -316,22 +316,16 @@ esac
 ################################################################
 # Prepare index to have a tree to be committed
 
-TOP=`git-rev-parse --show-cdup`
-if test -z "$TOP"
-then
-       TOP=./
-fi
-
 case "$all,$also" in
 t,)
        save_index &&
        (
-               cd "$TOP"
-               GIT_INDEX_FILE="$NEXT_INDEX"
-               export GIT_INDEX_FILE
+               cd_to_toplevel &&
+               GIT_INDEX_FILE="$NEXT_INDEX" &&
+               export GIT_INDEX_FILE &&
                git-diff-files --name-only -z |
                git-update-index --remove -z --stdin
-       )
+       ) || exit
        ;;
 ,t)
        save_index &&
@@ -339,11 +333,11 @@ t,)
 
        git-diff-files --name-only -z -- "$@"  |
        (
-               cd "$TOP"
-               GIT_INDEX_FILE="$NEXT_INDEX"
-               export GIT_INDEX_FILE
+               cd_to_toplevel &&
+               GIT_INDEX_FILE="$NEXT_INDEX" &&
+               export GIT_INDEX_FILE &&
                git-update-index --remove -z --stdin
-       )
+       ) || exit
        ;;
 ,)
        case "$#" in
index c58704d7946d47d238f1dd25bad00d7d29533b48..87b940b85b5b128f29dc6084bb545640e5bf6b92 100755 (executable)
@@ -5,12 +5,8 @@ USAGE='<fetch-options> <repository> <refspec>...'
 SUBDIRECTORY_OK=Yes
 . git-sh-setup
 set_reflog_action "fetch $*"
+cd_to_toplevel ;# probably unnecessary...
 
-TOP=$(git-rev-parse --show-cdup)
-if test ! -z "$TOP"
-then
-       cd "$TOP"
-fi
 . git-parse-remote
 _x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
 _x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
index 3eef048efc7a848145697e205d154c92f8c7ec0f..7de83dc76c442e2187c66d32bc704a063ab83781 100755 (executable)
@@ -5,12 +5,14 @@
 
 USAGE='[-n] [--no-commit] [--squash] [-s <strategy>] [-m=<merge-message>] <commit>+'
 
+SUBDIRECTORY_OK=Yes
 . git-sh-setup
 set_reflog_action "merge $*"
 require_work_tree
+cd_to_toplevel
 
 test -z "$(git ls-files -u)" ||
-       die "You are in a middle of conflicted merge."
+       die "You are in the middle of a conflicted merge."
 
 LF='
 '
index e9826fc4cec14d82171f495af25324b24fe9f19b..959261757c1fd8df50f7894ba449b76d621f3c45 100755 (executable)
@@ -6,12 +6,14 @@
 
 USAGE='[-n | --no-summary] [--no-commit] [-s strategy]... [<fetch-options>] <repo> <head>...'
 LONG_USAGE='Fetch one or more remote refs and merge it/them into the current HEAD.'
+SUBDIRECTORY_OK=Yes
 . git-sh-setup
 set_reflog_action "pull $*"
 require_work_tree
+cd_to_toplevel
 
 test -z "$(git ls-files -u)" ||
-       die "You are in a middle of conflicted merge."
+       die "You are in the middle of a conflicted merge."
 
 strategy_args= no_summary= no_commit= squash=
 while case "$#,$1" in 0) break ;; *,-*) ;; *) break ;; esac
index 98f9558145f269e05e121006a5853368f0572abf..c8bd0f99d1306cd311eaf45f73581efc8bb0e512 100755 (executable)
@@ -27,9 +27,12 @@ Example:       git-rebase master~1 topic
        /                   -->           /
   D---E---F---G master          D---E---F---G master
 '
+
+SUBDIRECTORY_OK=Yes
 . git-sh-setup
 set_reflog_action rebase
 require_work_tree
+cd_to_toplevel
 
 RESOLVEMSG="
 When you have resolved this problem run \"git rebase --continue\".
index b9045bc762471b462c3c99a5357b4b30421ea49f..91c7e6e664eeac0a130044d3d026ccbbfa00f3b3 100755 (executable)
@@ -53,11 +53,7 @@ then
        exit
 fi
 
-TOP=$(git-rev-parse --show-cdup)
-if test ! -z "$TOP"
-then
-       cd "$TOP"
-fi
+cd_to_toplevel
 
 if test "$reset_type" = "--hard"
 then
index fcca3ebb90e7b72d5b494e907f1c12060a04287d..224e6540ca073da804332799660a8cdeacdfdaf7 100755 (executable)
@@ -19,8 +19,11 @@ case "$0" in
        echo >&2 "What are you talking about?"
        exit 1 ;;
 esac
+
+SUBDIRECTORY_OK=Yes ;# we will cd up
 . git-sh-setup
 require_work_tree
+cd_to_toplevel
 
 no_commit=
 while case "$#" in 0) break ;; esac
index 57f7f7777602eadc79b6bb04e6652d81d14d770c..6b1c1423ebb7fde53aae566fa09211d331c422bc 100755 (executable)
@@ -36,6 +36,17 @@ is_bare_repository () {
        esac
 }
 
+cd_to_toplevel () {
+       cdup=$(git-rev-parse --show-cdup)
+       if test ! -z "$cdup"
+       then
+               cd "$cdup" || {
+                       echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree"
+                       exit 1
+               }
+       fi
+}
+
 require_work_tree () {
        test $(is_bare_repository) = false ||
        die "fatal: $0 cannot be used without a working tree."