diff options
Diffstat (limited to 'git-submodule.sh')
| -rwxr-xr-x | git-submodule.sh | 180 |
1 files changed, 175 insertions, 5 deletions
diff --git a/git-submodule.sh b/git-submodule.sh index 7171cb60ab..5f1d5ef06e 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -4,7 +4,9 @@ # # Copyright (c) 2007 Lars Hjemli -USAGE='[--quiet] [--cached] [add <repo> [-b branch]|status|init|update] [--] [<path>...]' +USAGE="[--quiet] [--cached] \ +[add <repo> [-b branch]|status|init|update|summary [-n|--summary-limit <n>] [<commit>]] \ +[--] [<path>...]" OPTIONS_SPEC= . git-sh-setup require_work_tree @@ -330,7 +332,175 @@ set_name_rev () { ) ) test -z "$revname" || revname=" ($revname)" } +# +# Show commit summary for submodules in index or working tree +# +# If '--cached' is given, show summary between index and given commit, +# or between working tree and given commit +# +# $@ = [commit (default 'HEAD'),] requested paths (default all) +# +cmd_summary() { + summary_limit=-1 + + # parse $args after "submodule ... summary". + while test $# -ne 0 + do + case "$1" in + --cached) + cached="$1" + ;; + -n|--summary-limit) + if summary_limit=$(($2 + 0)) 2>/dev/null && test "$summary_limit" = "$2" + then + : + else + usage + fi + shift + ;; + --) + shift + break + ;; + -*) + usage + ;; + *) + break + ;; + esac + shift + done + + test $summary_limit = 0 && return + + if rev=$(git rev-parse --verify "$1^0" 2>/dev/null) + then + head=$rev + shift + else + head=HEAD + fi + + cd_to_toplevel + # Get modified modules cared by user + modules=$(git diff-index $cached --raw $head -- "$@" | + grep -e '^:160000' -e '^:[0-7]* 160000' | + while read mod_src mod_dst sha1_src sha1_dst status name + do + # Always show modules deleted or type-changed (blob<->module) + test $status = D -o $status = T && echo "$name" && continue + # Also show added or modified modules which are checked out + GIT_DIR="$name/.git" git-rev-parse --git-dir >/dev/null 2>&1 && + echo "$name" + done + ) + + test -n "$modules" && + git diff-index $cached --raw $head -- $modules | + grep -e '^:160000' -e '^:[0-7]* 160000' | + cut -c2- | + while read mod_src mod_dst sha1_src sha1_dst status name + do + if test -z "$cached" && + test $sha1_dst = 0000000000000000000000000000000000000000 + then + case "$mod_dst" in + 160000) + sha1_dst=$(GIT_DIR="$name/.git" git rev-parse HEAD) + ;; + 100644 | 100755 | 120000) + sha1_dst=$(git hash-object $name) + ;; + 000000) + ;; # removed + *) + # unexpected type + echo >&2 "unexpected mode $mod_dst" + continue ;; + esac + fi + missing_src= + missing_dst= + + test $mod_src = 160000 && + ! GIT_DIR="$name/.git" git-rev-parse --verify $sha1_src^0 >/dev/null 2>&1 && + missing_src=t + + test $mod_dst = 160000 && + ! GIT_DIR="$name/.git" git-rev-parse --verify $sha1_dst^0 >/dev/null 2>&1 && + missing_dst=t + total_commits= + case "$missing_src,$missing_dst" in + t,) + errmsg=" Warn: $name doesn't contain commit $sha1_src" + ;; + ,t) + errmsg=" Warn: $name doesn't contain commit $sha1_dst" + ;; + t,t) + errmsg=" Warn: $name doesn't contain commits $sha1_src and $sha1_dst" + ;; + *) + errmsg= + total_commits=$( + if test $mod_src = 160000 -a $mod_dst = 160000 + then + range="$sha1_src...$sha1_dst" + elif test $mod_src = 160000 + then + range=$sha1_src + else + range=$sha1_dst + fi + GIT_DIR="$name/.git" \ + git log --pretty=oneline --first-parent $range | wc -l + ) + total_commits=" ($(($total_commits + 0)))" + ;; + esac + + sha1_abbr_src=$(echo $sha1_src | cut -c1-7) + sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7) + if test $status = T + then + if test $mod_dst = 160000 + then + echo "* $name $sha1_abbr_src(blob)->$sha1_abbr_dst(submodule)$total_commits:" + else + echo "* $name $sha1_abbr_src(submodule)->$sha1_abbr_dst(blob)$total_commits:" + fi + else + echo "* $name $sha1_abbr_src...$sha1_abbr_dst$total_commits:" + fi + if test -n "$errmsg" + then + # Don't give error msg for modification whose dst is not submodule + # i.e. deleted or changed to blob + test $mod_dst = 160000 && echo "$errmsg" + else + if test $mod_src = 160000 -a $mod_dst = 160000 + then + limit= + test $summary_limit -gt 0 && limit="-$summary_limit" + GIT_DIR="$name/.git" \ + git log $limit --pretty='format: %m %s' \ + --first-parent $sha1_src...$sha1_dst + elif test $mod_dst = 160000 + then + GIT_DIR="$name/.git" \ + git log --pretty='format: > %s' -1 $sha1_dst + else + GIT_DIR="$name/.git" \ + git log --pretty='format: < %s' -1 $sha1_src + fi + echo + fi + echo + done +} # # List all submodules, prefixed with: # - submodule not initialized @@ -401,7 +571,7 @@ cmd_status() while test $# != 0 && test -z "$command" do case "$1" in - add | init | update | status) + add | init | update | status | summary) command=$1 ;; -q|--quiet) @@ -416,7 +586,7 @@ do branch="$2"; shift ;; --cached) - cached=1 + cached="$1" ;; --) break @@ -440,8 +610,8 @@ then usage fi -# "--cached" is accepted only by "status" -if test -n "$cached" && test "$command" != status +# "--cached" is accepted only by "status" and "summary" +if test -n "$cached" && test "$command" != status -a "$command" != summary then usage fi |