mirror of
https://github.com/git/git.git
synced 2024-10-05 08:01:31 +02:00
5bac4a6719
* 'master' of git://repo.or.cz/git-gui: git-gui: Don't crash in citool mode on initial commit. git-gui: Remove TODO list. git-gui: Include browser in our usage message. git-gui: Change summary of git-gui. git-gui: Display all authors of git-gui. git-gui: Use mixed path for docs on Cygwin. git-gui: Correct crash when saving options in blame mode. git-gui: Expose the browser as a subcommand. git-gui: Create new branches from a tag. git-gui: Prefer version file over git-describe. git-gui: Print version on the console. git-gui: More consistently display the application name. git-gui: Permit merging tags into the current branch. git-gui: Basic version check to ensure git 1.5.0 or later is used. git-gui: Refactor 'exec git subcmd' idiom.
59 lines
1.4 KiB
Bash
Executable File
59 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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CF=CREDITS-FILE
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tip=
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tree_search ()
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{
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head=$1
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tree=$2
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for p in $(git rev-list --parents --max-count=1 $head 2>/dev/null)
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do
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test $tree = $(git rev-parse $p^{tree} 2>/dev/null) &&
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vn=$(git describe --abbrev=4 $p 2>/dev/null) &&
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case "$vn" in
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gitgui-[0-9]*) echo $p; break;;
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esac
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done
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}
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generate_credits ()
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{
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tip=$1 &&
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rm -f $CF &&
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git shortlog -n -s $tip | sed 's/: .*$//' >$CF || exit
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}
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# Always use the tarball credits file if found, just
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# in case we are somehow contained in a larger git
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# repository that doesn't actually track our state.
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# (At least one package manager is doing this.)
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#
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# We may be a subproject, so try looking for the merge
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# commit that supplied this directory content if we are
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# not at the toplevel. We probably will always be the
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# second parent in the commit, but we shouldn't rely on
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# that fact.
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#
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if test -f credits
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then
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rm -f $CF &&
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cp credits $CF || exit
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elif prefix="$(git rev-parse --show-prefix 2>/dev/null)" &&
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test -n "$prefix" &&
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head=$(git rev-list --max-count=1 HEAD -- . 2>/dev/null) &&
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tree=$(git rev-parse --verify "HEAD:$prefix" 2>/dev/null) &&
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tip=$(tree_search $head $tree) &&
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test -n "$tip"
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then
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generate_credits $tip || exit
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elif tip="$(git rev-parse --verify HEAD 2>/dev/null)" &&
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test -n "$tip"
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then
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generate_credits $tip || exit
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else
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echo "error: Cannot locate authorship information." >&2
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exit 1
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fi
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