diff options
Diffstat (limited to 'git-sh-setup.sh')
| -rwxr-xr-x | git-sh-setup.sh | 105 |
1 files changed, 77 insertions, 28 deletions
diff --git a/git-sh-setup.sh b/git-sh-setup.sh index 838233926f..6131670860 100755 --- a/git-sh-setup.sh +++ b/git-sh-setup.sh @@ -11,11 +11,48 @@ # exporting it. unset CDPATH +git_broken_path_fix () { + case ":$PATH:" in + *:$1:*) : ok ;; + *) + PATH=$( + SANE_TOOL_PATH="$1" + IFS=: path= sep= + set x $PATH + shift + for elem + do + case "$SANE_TOOL_PATH:$elem" in + (?*:/bin | ?*:/usr/bin) + path="$path$sep$SANE_TOOL_PATH" + sep=: + SANE_TOOL_PATH= + esac + path="$path$sep$elem" + sep=: + done + echo "$path" + ) + ;; + esac +} + +# @@BROKEN_PATH_FIX@@ + die() { echo >&2 "$@" exit 1 } +GIT_QUIET= + +say () { + if test -z "$GIT_QUIET" + then + printf '%s\n' "$*" + fi +} + if test -n "$OPTIONS_SPEC"; then usage() { "$0" -h @@ -62,19 +99,33 @@ set_reflog_action() { } git_editor() { - : "${GIT_EDITOR:=$(git config core.editor)}" - : "${GIT_EDITOR:=${VISUAL:-${EDITOR}}}" - case "$GIT_EDITOR,$TERM" in - ,dumb) - echo >&2 "No editor specified in GIT_EDITOR, core.editor, VISUAL," - echo >&2 "or EDITOR. Tried to fall back to vi but terminal is dumb." - echo >&2 "Please set one of these variables to an appropriate" - echo >&2 "editor or run $0 with options that will not cause an" - echo >&2 "editor to be invoked (e.g., -m or -F for git-commit)." - exit 1 - ;; - esac - eval "${GIT_EDITOR:=vi}" '"$@"' + if test -z "${GIT_EDITOR:+set}" + then + GIT_EDITOR="$(git var GIT_EDITOR)" || return $? + fi + + eval "$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" '"$@"' +} + +sane_grep () { + GREP_OPTIONS= LC_ALL=C grep "$@" +} + +sane_egrep () { + GREP_OPTIONS= LC_ALL=C egrep "$@" } is_bare_repository () { @@ -82,24 +133,15 @@ is_bare_repository () { } cd_to_toplevel () { - cdup=$(git rev-parse --show-cdup) - if test ! -z "$cdup" - then - # The "-P" option says to follow "physical" directory - # structure instead of following symbolic links. When cdup is - # "../", this means following the ".." entry in the current - # directory instead textually removing a symlink path element - # from the PWD shell variable. The "-P" behavior is more - # consistent with the C-style chdir used by most of Git. - cd -P "$cdup" || { - echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" - exit 1 - } - fi + cdup=$(git rev-parse --show-toplevel) && + cd "$cdup" || { + echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" + exit 1 + } } require_work_tree () { - test $(git rev-parse --is-inside-work-tree) = true || + test "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = true || die "fatal: $0 cannot be used without a working tree." } @@ -130,6 +172,13 @@ get_author_ident_from_commit () { LANG=C LC_ALL=C sed -ne "$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 $(git rev-parse --local-env-vars) +} + # Make sure we are in a valid repository of a vintage we understand, # if we require to be in a git repository. if test -z "$NONGIT_OK" |