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140 lines
3.0 KiB
140 lines
3.0 KiB
#!/bin/sh
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#
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# git-vendor.sh: manage vendored repos via git-subtree
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#
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# Copyright (c) 2016 Brett Langdon <me@brett.is>
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#
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if [ $# -eq 0 ];
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then
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set -- -h
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fi
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OPTS_SPEC="\
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git vendor add <repository> <ref>
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git vendor list
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git vendor update <repository> <ref>
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--
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"
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eval "$(echo "$OPTS_SPEC" | git rev-parse --parseopt -- "$@" || echo exit $?)"
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PATH=$PATH:$(git --exec-path)
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. git-sh-setup
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require_work_tree
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while [ $# -gt 0 ]; do
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opt="$1"
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shift
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case "$opt" in
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--) break ;;
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*) die "Unexpected option: $opt" ;;
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esac
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done
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command="$1"
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shift
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case "$command" in
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add|list|update) ;;
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*) die "Unknown command '$command'" ;;
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esac
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vendor_dirs_from_log()
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{
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dir=
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git log --grep="^git-vendor-dir: vendor/.*\$" \
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--pretty=format:'START %H%n%s%n%n%b%nEND%n' HEAD |
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while read a b junk; do
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case "$a" in
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START) ;;
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git-vendor-dir:) dir="$b" ;;
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END)
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echo "$dir"
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dir=
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;;
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esac
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done
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}
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cmd_add()
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{
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repository="$1"
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ref="$2"
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if [ $# -ne 2 ];
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then
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die "Incorrect options provided: git vendor add <repository> <ref>"
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fi
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dir="vendor/$(echo "$repository" | sed -E 's/^[a-zA-Z]+((:\/\/)|@)//' | sed 's/:/\//' | sed -E 's/\.git$//')"
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message="\
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Add '$dir/' from '$repository $ref'
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git-vendor-dir: $dir
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git-vendor-repository: $repository
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git-vendor-ref: $ref
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"
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git subtree add --prefix "$dir" --message "$message" "$repository" "$ref" --squash
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}
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cmd_list()
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{
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vendorDirs=($(vendor_dirs_from_log | sort -u))
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for dir in "${vendorDirs[@]}";
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do
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git log -1 --grep="^git-vendor-dir: $dir\$" \
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--pretty=format:'START %H%n%s%n%n%b%nEND%n' HEAD |
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while read a b junk; do
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case "$a" in
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START) commit="$b" ;;
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git-vendor-dir:) dir="$b" ;;
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git-vendor-ref:) ref="$b" ;;
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git-vendor-repository:) repository="$b" ;;
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END)
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if [[ ! -z "$repository" ]];
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then
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echo "$dir"
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echo "\tcommit:\t$commit"
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echo "\tdir:\t$dir"
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echo "\tref:\t$ref"
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echo "\trepo:\t$repository"
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echo ""
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fi
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dir=
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ref=
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commit=
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repository=
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;;
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esac
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done
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done;
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}
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cmd_update()
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{
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dir="$1"
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ref="$2"
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git log --grep="^git-vendor-dir: $dir\$" \
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--pretty=format:'START %H%n%s%n%n%b%nEND%n' HEAD |
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while read a b junk; do
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case "$a" in
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START) ;;
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git-vendor-repository:) repository="$b" ;;
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END)
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if [[ ! -z "$repository" ]];
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then
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message="\
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Update '$dir/' from '$repository $ref'
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git-vendor-dir: $dir
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git-vendor-repository: $repository
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git-vendor-ref: $ref
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"
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git subtree pull --prefix "$dir" --message "$message" "$repository" "$ref" --squash
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break
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fi
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;;
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esac
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done
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}
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"cmd_$command" "$@"
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