# you would cause "cd" to be taken to unexpected places. If you
# like CDPATH, define it for your interactive shell sessions without
# exporting it.
+# But we protect ourselves from such a user mistake nevertheless.
unset CDPATH
+# Similarly for IFS
+unset IFS
+
git_broken_path_fix () {
case ":$PATH:" in
*:$1:*) : ok ;;
# @@BROKEN_PATH_FIX@@
-die() {
- echo >&2 "$@"
- exit 1
+die () {
+ die_with_status 1 "$@"
+}
+
+die_with_status () {
+ status=$1
+ shift
+ echo >&2 "$*"
+ exit "$status"
}
GIT_QUIET=
fi
case "$1" in
- -h|--h|--he|--hel|--help)
+ -h)
echo "$LONG_USAGE"
exit
esac
eval "$GIT_EDITOR" '"$@"'
}
+git_pager() {
+ if test -t 1
+ then
+ GIT_PAGER=$(git var GIT_PAGER)
+ else
+ GIT_PAGER=cat
+ fi
+ : ${LESS=-FRSX}
+ export LESS
+
+ eval "$GIT_PAGER" '"$@"'
+}
+
sane_grep () {
GREP_OPTIONS= LC_ALL=C grep "$@"
}
}
cd_to_toplevel () {
- cdup=$(git rev-parse --show-cdup)
- if test ! -z "$cdup"
+ cdup=$(git rev-parse --show-toplevel) &&
+ cd "$cdup" || {
+ echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree"
+ exit 1
+ }
+}
+
+require_work_tree_exists () {
+ if test "z$(git rev-parse --is-bare-repository)" != zfalse
then
- # 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
- }
+ die "fatal: $0 cannot be used without a working tree."
fi
}
die "fatal: $0 cannot be used without a working tree."
}
+require_clean_work_tree () {
+ git rev-parse --verify HEAD >/dev/null || exit 1
+ git update-index -q --ignore-submodules --refresh
+ err=0
+
+ if ! git diff-files --quiet --ignore-submodules
+ then
+ echo >&2 "Cannot $1: You have unstaged changes."
+ err=1
+ fi
+
+ if ! git diff-index --cached --quiet --ignore-submodules HEAD --
+ then
+ if [ $err = 0 ]
+ then
+ echo >&2 "Cannot $1: Your index contains uncommitted changes."
+ else
+ echo >&2 "Additionally, your index contains uncommitted changes."
+ fi
+ err=1
+ fi
+
+ if [ $err = 1 ]
+ then
+ test -n "$2" && echo >&2 "$2"
+ exit 1
+ fi
+}
+
get_author_ident_from_commit () {
pick_author_script='
/^author /{
s/'\''/'\''\\'\'\''/g
h
s/^author \([^<]*\) <[^>]*> .*$/\1/
- s/'\''/'\''\'\'\''/g
s/.*/GIT_AUTHOR_NAME='\''&'\''/p
g
s/^author [^<]* <\([^>]*\)> .*$/\1/
- s/'\''/'\''\'\'\''/g
s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
g
- s/^author [^<]* <[^>]*> \(.*\)$/\1/
- s/'\''/'\''\'\'\''/g
+ s/^author [^<]* <[^>]*> \(.*\)$/@\1/
s/.*/GIT_AUTHOR_DATE='\''&'\''/p
q
LANG=C LC_ALL=C sed -ne "$pick_author_script"
}
+# Clear repo-local GIT_* environment variables. Useful when switching to
+# another repository (e.g. when entering a submodule). See also the env
+# list in git_connect()
+clear_local_git_env() {
+ unset $(git rev-parse --local-env-vars)
+}
+
+
+# Platform specific tweaks to work around some commands
+case $(uname -s) in
+*MINGW*)
+ # Windows has its own (incompatible) sort and find
+ sort () {
+ /usr/bin/sort "$@"
+ }
+ find () {
+ /usr/bin/find "$@"
+ }
+ # git sees Windows-style pwd
+ pwd () {
+ builtin pwd -W
+ }
+ is_absolute_path () {
+ case "$1" in
+ [/\\]* | [A-Za-z]:*)
+ return 0 ;;
+ esac
+ return 1
+ }
+ ;;
+*)
+ is_absolute_path () {
+ case "$1" in
+ /*)
+ return 0 ;;
+ esac
+ return 1
+ }
+esac
+
# Make sure we are in a valid repository of a vintage we understand,
# if we require to be in a git repository.
if test -z "$NONGIT_OK"
}
: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
fi
-
-# Fix some commands on Windows
-case $(uname -s) in
-*MINGW*)
- # Windows has its own (incompatible) sort and find
- sort () {
- /usr/bin/sort "$@"
- }
- find () {
- /usr/bin/find "$@"
- }
- ;;
-esac