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ba959de165
This is useful if you forgot to restrict the diff to the paths you want to see, or selecting precisely the ones you want is too much typing. [jc: with a change to return from the function upon 'n' by Charles Bailey and a small tweak in stdin_doesnot_contain() in the test] Signed-off-by: Sitaram Chamarty <sitaram@atc.tcs.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
81 lines
1.7 KiB
Bash
Executable file
81 lines
1.7 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 $GIT_DIFFTOOL*_PROMPT.
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should_prompt () {
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prompt_merge=$(git config --bool mergetool.prompt || echo true)
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prompt=$(git config --bool difftool.prompt || echo $prompt_merge)
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if test "$prompt" = true
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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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# Indicates that --extcmd=... was specified
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use_ext_cmd () {
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test -n "$GIT_DIFFTOOL_EXTCMD"
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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 $merge_tool.
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if should_prompt
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then
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printf "\nViewing: '$MERGED'\n"
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if use_ext_cmd
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then
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printf "Launch '%s' [Y/n]: " \
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"$GIT_DIFFTOOL_EXTCMD"
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else
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printf "Launch '%s' [Y/n]: " "$merge_tool"
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fi
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if read ans && test "$ans" = n
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then
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return
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fi
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fi
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if use_ext_cmd
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then
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export BASE
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eval $GIT_DIFFTOOL_EXTCMD '"$LOCAL"' '"$REMOTE"'
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else
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run_merge_tool "$merge_tool"
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fi
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}
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if ! use_ext_cmd
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then
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if test -n "$GIT_DIFF_TOOL"
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then
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merge_tool="$GIT_DIFF_TOOL"
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else
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merge_tool="$(get_merge_tool)" || exit
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fi
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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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