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b12d04503b
Older versions of meld listed --output in `meld --help`. Newer versions only mention `meld [OPTIONS...]`. Improve the checks to catch these newer versions. Add a `mergetool.meld.hasOutput` configuration to allow overriding the heuristic. Reported-by: Andrey Novoseltsev <novoselt@gmail.com> Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
37 lines
876 B
Text
37 lines
876 B
Text
diff_cmd () {
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"$merge_tool_path" "$LOCAL" "$REMOTE"
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}
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merge_cmd () {
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if test -z "${meld_has_output_option:+set}"
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then
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check_meld_for_output_version
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fi
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touch "$BACKUP"
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if test "$meld_has_output_option" = true
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then
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"$merge_tool_path" --output "$MERGED" \
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"$LOCAL" "$BASE" "$REMOTE"
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else
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"$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
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fi
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check_unchanged
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}
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# Check whether we should use 'meld --output <file>'
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check_meld_for_output_version () {
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meld_path="$(git config mergetool.meld.path)"
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meld_path="${meld_path:-meld}"
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if meld_has_output_option=$(git config --bool mergetool.meld.hasOutput)
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then
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: use configured value
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elif "$meld_path" --help 2>&1 |
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grep -e '--output=' -e '\[OPTION\.\.\.\]' >/dev/null
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then
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: old ones mention --output and new ones just say OPTION...
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meld_has_output_option=true
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else
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meld_has_output_option=false
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fi
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}
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