diff options
Diffstat (limited to 'git-sh-setup.sh')
| -rwxr-xr-x | git-sh-setup.sh | 111 |
1 files changed, 72 insertions, 39 deletions
diff --git a/git-sh-setup.sh b/git-sh-setup.sh index 185c5c6c9..838233926 100755 --- a/git-sh-setup.sh +++ b/git-sh-setup.sh @@ -6,7 +6,7 @@ # it dies. # Having this variable in your environment would break scripts because -# you would cause "cd" to be be taken to unexpected places. If you +# you would cause "cd" to be taken to unexpected places. If you # like CDPATH, define it for your interactive shell sessions without # exporting it. unset CDPATH @@ -16,9 +16,42 @@ die() { exit 1 } -usage() { - die "Usage: $0 $USAGE" -} +if test -n "$OPTIONS_SPEC"; then + usage() { + "$0" -h + exit 1 + } + + parseopt_extra= + [ -n "$OPTIONS_KEEPDASHDASH" ] && + parseopt_extra="--keep-dashdash" + + eval "$( + echo "$OPTIONS_SPEC" | + git rev-parse --parseopt $parseopt_extra -- "$@" || + echo exit $? + )" +else + dashless=$(basename "$0" | sed -e 's/-/ /') + usage() { + die "Usage: $dashless $USAGE" + } + + if [ -z "$LONG_USAGE" ] + then + LONG_USAGE="Usage: $dashless $USAGE" + else + LONG_USAGE="Usage: $dashless $USAGE + +$LONG_USAGE" + fi + + case "$1" in + -h|--h|--he|--hel|--help) + echo "$LONG_USAGE" + exit + esac +fi set_reflog_action() { if [ -z "${GIT_REFLOG_ACTION:+set}" ] @@ -52,7 +85,13 @@ cd_to_toplevel () { cdup=$(git rev-parse --show-cdup) if test ! -z "$cdup" then - cd "$cdup" || { + # The "-P" option says to follow "physical" directory + # structure instead of following symbolic links. When cdup is + # "../", this means following the ".." entry in the current + # directory instead textually removing a symlink path element + # from the PWD shell variable. The "-P" behavior is more + # consistent with the C-style chdir used by most of Git. + cd -P "$cdup" || { echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" exit 1 } @@ -87,45 +126,39 @@ get_author_ident_from_commit () { } ' encoding=$(git config i18n.commitencoding || echo UTF-8) - git show -s --pretty=raw --encoding="$encoding" "$1" | + git show -s --pretty=raw --encoding="$encoding" "$1" -- | LANG=C LC_ALL=C sed -ne "$pick_author_script" } -if [ -z "$LONG_USAGE" ] +# Make sure we are in a valid repository of a vintage we understand, +# if we require to be in a git repository. +if test -z "$NONGIT_OK" then - LONG_USAGE="Usage: $0 $USAGE" -else - LONG_USAGE="Usage: $0 $USAGE - -$LONG_USAGE" + GIT_DIR=$(git rev-parse --git-dir) || exit + if [ -z "$SUBDIRECTORY_OK" ] + then + test -z "$(git rev-parse --show-cdup)" || { + exit=$? + echo >&2 "You need to run this command from the toplevel of the working tree." + exit $exit + } + fi + test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || { + echo >&2 "Unable to determine absolute path of git directory" + exit 1 + } + : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"} fi -case "$1" in - -h|--h|--he|--hel|--help) - echo "$LONG_USAGE" - exit -esac - -# Make sure we are in a valid repository of a vintage we understand. -if [ -z "$SUBDIRECTORY_OK" ] -then - : ${GIT_DIR=.git} - GIT_DIR=$(GIT_DIR="$GIT_DIR" git rev-parse --git-dir) || { - exit=$? - echo >&2 "You need to run this command from the toplevel of the working tree." - exit $exit +# Fix some commands on Windows +case $(uname -s) in +*MINGW*) + # Windows has its own (incompatible) sort and find + sort () { + /usr/bin/sort "$@" } -else - GIT_DIR=$(git rev-parse --git-dir) || { - exit=$? - echo >&2 "Failed to find a valid git directory." - exit $exit + find () { + /usr/bin/find "$@" } -fi - -test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || { - echo >&2 "Unable to determine absolute path of git directory" - exit 1 -} - -: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"} + ;; +esac |