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83 lines
1.7 KiB
83 lines
1.7 KiB
#!/bin/sh |
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# |
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# This is included in commands that either have to be run from the toplevel |
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# of the repository, or with GIT_DIR environment variable properly. |
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# If the GIT_DIR does not look like the right correct git-repository, |
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# it dies. |
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# Having this variable in your environment would break scripts because |
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# you would cause "cd" to be be taken to unexpected places. If you |
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# like CDPATH, define it for your interactive shell sessions without |
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# exporting it. |
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unset CDPATH |
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die() { |
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echo >&2 "$@" |
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exit 1 |
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} |
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usage() { |
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die "Usage: $0 $USAGE" |
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} |
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set_reflog_action() { |
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if [ -z "${GIT_REFLOG_ACTION:+set}" ] |
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then |
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GIT_REFLOG_ACTION="$*" |
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export GIT_REFLOG_ACTION |
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fi |
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} |
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is_bare_repository () { |
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git-config --bool --get core.bare || |
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case "$GIT_DIR" in |
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.git | */.git) echo false ;; |
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*) echo true ;; |
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esac |
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} |
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cd_to_toplevel () { |
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cdup=$(git-rev-parse --show-cdup) |
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if test ! -z "$cdup" |
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then |
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cd "$cdup" || { |
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echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" |
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exit 1 |
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} |
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fi |
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} |
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require_work_tree () { |
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test $(is_bare_repository) = false && |
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test $(git-rev-parse --is-inside-git-dir) = false || |
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die "fatal: $0 cannot be used without a working tree." |
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} |
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if [ -z "$LONG_USAGE" ] |
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then |
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LONG_USAGE="Usage: $0 $USAGE" |
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else |
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LONG_USAGE="Usage: $0 $USAGE |
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$LONG_USAGE" |
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fi |
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case "$1" in |
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-h|--h|--he|--hel|--help) |
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echo "$LONG_USAGE" |
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exit |
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esac |
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# Make sure we are in a valid repository of a vintage we understand. |
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if [ -z "$SUBDIRECTORY_OK" ] |
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then |
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: ${GIT_DIR=.git} |
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GIT_DIR=$(GIT_DIR="$GIT_DIR" git-rev-parse --git-dir) || { |
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exit=$? |
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echo >&2 "You need to run this command from the toplevel of the working tree." |
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exit $exit |
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} |
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else |
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GIT_DIR=$(git-rev-parse --git-dir) || exit |
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fi |
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: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
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