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| 1 | +#!/bin/sh |
| 2 | + |
| 3 | +. git-sh-setup-script || die "Not a git archive" |
| 4 | + |
| 5 | +get_data_source () { |
| 6 | + case "$1" in |
| 7 | + */*) |
| 8 | + # Not so fast. This could be the partial URL shorthand... |
| 9 | + token=$(expr "$1" : '\([^/]*\)/') |
| 10 | + remainder=$(expr "$1" : '[^/]*/\(.*\)') |
| 11 | + if test -f "$GIT_DIR/branches/$token" |
| 12 | + then |
| 13 | + echo branches-partial |
| 14 | + else |
| 15 | + echo '' |
| 16 | + fi |
| 17 | + ;; |
| 18 | + *) |
| 19 | + if test -f "$GIT_DIR/remotes/$1" |
| 20 | + then |
| 21 | + echo remotes |
| 22 | + elif test -f "$GIT_DIR/branches/$1" |
| 23 | + then |
| 24 | + echo branches |
| 25 | + else |
| 26 | + echo '' |
| 27 | + fi ;; |
| 28 | + esac |
| 29 | +} |
| 30 | + |
| 31 | +get_remote_url () { |
| 32 | + data_source=$(get_data_source "$1") |
| 33 | + case "$data_source" in |
| 34 | + '') |
| 35 | + echo "$1" ;; |
| 36 | + remotes) |
| 37 | + sed -ne '/^URL: */{ |
| 38 | + s///p |
| 39 | + q |
| 40 | + }' "$GIT_DIR/remotes/$1" ;; |
| 41 | + branches) |
| 42 | + sed -e 's/#.*//' "$GIT_DIR/branches/$1" ;; |
| 43 | + branches-partial) |
| 44 | + token=$(expr "$1" : '\([^/]*\)/') |
| 45 | + remainder=$(expr "$1" : '[^/]*/\(.*\)') |
| 46 | + url=$(sed -e 's/#.*//' "$GIT_DIR/branches/$token") |
| 47 | + echo "$url/$remainder" |
| 48 | + ;; |
| 49 | + *) |
| 50 | + die "internal error: get-remote-url $1" ;; |
| 51 | + esac |
| 52 | +} |
| 53 | + |
| 54 | +get_remote_default_refs_for_push () { |
| 55 | + data_source=$(get_data_source "$1") |
| 56 | + case "$data_source" in |
| 57 | + '' | branches | branches-partial) |
| 58 | + ;; # no default push mapping, just send matching refs. |
| 59 | + remotes) |
| 60 | + sed -ne '/^Push: */{ |
| 61 | + s///p |
| 62 | + }' "$GIT_DIR/remotes/$1" ;; |
| 63 | + *) |
| 64 | + die "internal error: get-remote-default-ref-for-push $1" ;; |
| 65 | + esac |
| 66 | +} |
| 67 | + |
| 68 | +# Subroutine to canonicalize remote:local notation |
| 69 | +canon_refs_list_for_fetch () { |
| 70 | + for ref |
| 71 | + do |
| 72 | + expr "$ref" : '.*:' >/dev/null || ref="${ref}:" |
| 73 | + remote=$(expr "$ref" : '\([^:]*\):') |
| 74 | + local=$(expr "$ref" : '[^:]*:\(.*\)') |
| 75 | + case "$remote" in |
| 76 | + '') remote=HEAD ;; |
| 77 | + *) remote="refs/heads/$remote" ;; |
| 78 | + esac |
| 79 | + case "$local" in |
| 80 | + '') local= ;; |
| 81 | + *) local="refs/heads/$local" ;; |
| 82 | + esac |
| 83 | + echo "${remote}:${local}" |
| 84 | + done |
| 85 | +} |
| 86 | + |
| 87 | +# Returns list of src: (no store), or src:dst (store) |
| 88 | +get_remote_default_refs_for_fetch () { |
| 89 | + data_source=$(get_data_source "$1") |
| 90 | + case "$data_source" in |
| 91 | + '' | branches-partial) |
| 92 | + echo "HEAD:" ;; |
| 93 | + branches) |
| 94 | + remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1") |
| 95 | + case "$remote_branch" in '') remote_branch=master ;; esac |
| 96 | + echo "refs/heads/${remote_branch}:refs/heads/$1" |
| 97 | + ;; |
| 98 | + remotes) |
| 99 | + canon_refs_list_for_fetch $(sed -ne '/^Pull: */{ |
| 100 | + s///p |
| 101 | + }' "$GIT_DIR/remotes/$1") |
| 102 | + ;; |
| 103 | + *) |
| 104 | + die "internal error: get-remote-default-ref-for-push $1" ;; |
| 105 | + esac |
| 106 | +} |
| 107 | + |
| 108 | +get_remote_refs_for_push () { |
| 109 | + case "$#" in |
| 110 | + 0) die "internal error: get-remote-refs-for-push." ;; |
| 111 | + 1) get_remote_default_refs_for_push "$@" ;; |
| 112 | + *) shift; echo "$@" ;; |
| 113 | + esac |
| 114 | +} |
| 115 | + |
| 116 | +get_remote_refs_for_fetch () { |
| 117 | + case "$#" in |
| 118 | + 0) |
| 119 | + die "internal error: get-remote-refs-for-fetch." ;; |
| 120 | + 1) |
| 121 | + get_remote_default_refs_for_fetch "$@" ;; |
| 122 | + *) |
| 123 | + shift |
| 124 | + tag_just_seen= |
| 125 | + for ref |
| 126 | + do |
| 127 | + if test "$tag_just_seen" |
| 128 | + then |
| 129 | + echo "refs/tags/${ref}:refs/tags/${ref}" |
| 130 | + tag_just_seen= |
| 131 | + continue |
| 132 | + else |
| 133 | + case "$ref" in |
| 134 | + tag) |
| 135 | + tag_just_seen=yes |
| 136 | + continue |
| 137 | + ;; |
| 138 | + esac |
| 139 | + fi |
| 140 | + canon_refs_list_for_fetch "$ref" |
| 141 | + done |
| 142 | + ;; |
| 143 | + esac |
| 144 | +} |
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