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db36713660
Some of the comments in git-difftool--helper are not needed because the code is sufficiently readable without them. Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
57 lines
1.5 KiB
Bash
Executable File
57 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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# git-difftool--helper is a GIT_EXTERNAL_DIFF-compatible diff tool launcher.
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# This script is typically launched by using the 'git difftool'
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# convenience command.
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#
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# Copyright (c) 2009-2010 David Aguilar
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TOOL_MODE=diff
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. git-mergetool--lib
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# difftool.prompt controls the default prompt/no-prompt behavior
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# and is overridden with $GIT_DIFFTOOL*_PROMPT.
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should_prompt () {
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prompt=$(git config --bool difftool.prompt || echo true)
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if test "$prompt" = true; then
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test -z "$GIT_DIFFTOOL_NO_PROMPT"
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else
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test -n "$GIT_DIFFTOOL_PROMPT"
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fi
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}
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launch_merge_tool () {
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# Merged is the filename as it appears in the work tree
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# Local is the contents of a/filename
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# Remote is the contents of b/filename
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# Custom merge tool commands might use $BASE so we provide it
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MERGED="$1"
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LOCAL="$2"
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REMOTE="$3"
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BASE="$1"
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# $LOCAL and $REMOTE are temporary files so prompt
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# the user with the real $MERGED name before launching $merge_tool.
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if should_prompt; then
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printf "\nViewing: '$MERGED'\n"
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printf "Hit return to launch '%s': " "$merge_tool"
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read ans
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fi
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run_merge_tool "$merge_tool"
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}
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# Allow GIT_DIFF_TOOL and GIT_MERGE_TOOL to provide default values
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test -n "$GIT_MERGE_TOOL" && merge_tool="$GIT_MERGE_TOOL"
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test -n "$GIT_DIFF_TOOL" && merge_tool="$GIT_DIFF_TOOL"
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if test -z "$merge_tool"; then
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merge_tool="$(get_merge_tool)" || exit
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fi
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# Launch the merge tool on each path provided by 'git diff'
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while test $# -gt 6
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do
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launch_merge_tool "$1" "$2" "$5"
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shift 7
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done
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