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96 lines
2.2 KiB
96 lines
2.2 KiB
#!/bin/sh |
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# |
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# Copyright (c) 2005 Junio C Hamano |
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# |
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# Fetch one or more remote refs and merge it/them into the current HEAD. |
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. git-sh-setup || die "Not a git archive" |
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usage () { |
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echo >&2 "usage: $0"' [-n] [--no-commit] [--no-summary] [--help] |
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[-s strategy]... |
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[<fetch-options>] |
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<repo> <head>... |
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Fetch one or more remote refs and merge it/them into the current HEAD. |
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' |
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exit 1 |
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} |
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strategy_args= no_summary= no_commit= |
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while case "$#,$1" in 0) break ;; *,-*) ;; *) break ;; esac |
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do |
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case "$1" in |
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-n|--n|--no|--no-|--no-s|--no-su|--no-sum|--no-summ|\ |
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--no-summa|--no-summar|--no-summary) |
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no_summary=-n ;; |
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--no-c|--no-co|--no-com|--no-comm|--no-commi|--no-commit) |
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no_commit=--no-commit ;; |
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-s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\ |
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--strateg=*|--strategy=*|\ |
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-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy) |
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case "$#,$1" in |
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*,*=*) |
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strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;; |
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1,*) |
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usage ;; |
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*) |
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strategy="$2" |
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shift ;; |
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esac |
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strategy_args="${strategy_args}-s $strategy " |
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;; |
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-h|--h|--he|--hel|--help) |
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usage |
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;; |
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-*) |
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# Pass thru anything that is meant for fetch. |
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break |
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;; |
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esac |
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shift |
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done |
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orig_head=$(git-rev-parse --verify HEAD) || die "Pulling into a black hole?" |
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git-fetch --update-head-ok "$@" || exit 1 |
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curr_head=$(git-rev-parse --verify HEAD) |
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if test "$curr_head" != "$orig_head" |
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then |
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# The fetch involved updating the current branch. |
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# The working tree and the index file is still based on the |
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# $orig_head commit, but we are merging into $curr_head. |
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# First update the working tree to match $curr_head. |
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echo >&2 "Warning: fetch updated the current branch head." |
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echo >&2 "Warning: fast forwarding your working tree." |
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git-read-tree -u -m "$orig_head" "$curr_head" || |
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die "You need to first update your working tree." |
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fi |
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merge_head=$(sed -e '/ not-for-merge /d' \ |
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-e 's/ .*//' "$GIT_DIR"/FETCH_HEAD | \ |
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tr '\012' ' ') |
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case "$merge_head" in |
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'') |
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echo >&2 "No changes." |
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exit 0 |
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;; |
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?*' '?*) |
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strategy_default_args='-s octopus' |
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;; |
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*) |
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strategy_default_args='-s resolve' |
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;; |
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esac |
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case "$strategy_args" in |
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'') |
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strategy_args=$strategy_default_args |
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;; |
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esac |
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merge_name=$(git-fmt-merge-msg <"$GIT_DIR/FETCH_HEAD") |
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git-merge $no_summary $no_commit $strategy_args "$merge_name" HEAD $merge_head
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