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-rwxr-xr-xgit-submodule.sh177
1 files changed, 92 insertions, 85 deletions
diff --git a/git-submodule.sh b/git-submodule.sh
index efc86ad4e0..30fa93a8a0 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# git-submodules.sh: add, init, update or list git submodules
+# git-submodule.sh: add, init, update or list git submodules
#
# Copyright (c) 2007 Lars Hjemli
@@ -101,11 +101,12 @@ module_list()
module_name()
{
# Do we have "submodule.<something>.path = $1" defined in .gitmodules file?
+ sm_path="$1"
re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g')
name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' )
test -z "$name" &&
- die "$(eval_gettext "No submodule mapping found in .gitmodules for path '\$path'")"
+ die "$(eval_gettext "No submodule mapping found in .gitmodules for path '\$sm_path'")"
echo "$name"
}
@@ -119,7 +120,7 @@ module_name()
#
module_clone()
{
- path=$1
+ sm_path=$1
url=$2
reference="$3"
quiet=
@@ -130,8 +131,8 @@ module_clone()
gitdir=
gitdir_base=
- name=$(module_name "$path" 2>/dev/null)
- test -n "$name" || name="$path"
+ name=$(module_name "$sm_path" 2>/dev/null)
+ test -n "$name" || name="$sm_path"
base_name=$(dirname "$name")
gitdir=$(git rev-parse --git-dir)
@@ -140,17 +141,19 @@ module_clone()
if test -d "$gitdir"
then
- mkdir -p "$path"
+ mkdir -p "$sm_path"
rm -f "$gitdir/index"
else
mkdir -p "$gitdir_base"
git clone $quiet -n ${reference:+"$reference"} \
- --separate-git-dir "$gitdir" "$url" "$path" ||
- die "$(eval_gettext "Clone of '\$url' into submodule path '\$path' failed")"
+ --separate-git-dir "$gitdir" "$url" "$sm_path" ||
+ die "$(eval_gettext "Clone of '\$url' into submodule path '\$sm_path' failed")"
fi
- a=$(cd "$gitdir" && pwd)/
- b=$(cd "$path" && pwd)/
+ # We already are at the root of the work tree but cd_to_toplevel will
+ # resolve any symlinks that might be present in $PWD
+ a=$(cd_to_toplevel && cd "$gitdir" && pwd)/
+ b=$(cd_to_toplevel && cd "$sm_path" && pwd)/
# normalize Windows-style absolute paths to POSIX-style absolute paths
case $a in [a-zA-Z]:/*) a=/${a%%:*}${a#*:} ;; esac
case $b in [a-zA-Z]:/*) b=/${b%%:*}${b#*:} ;; esac
@@ -167,11 +170,12 @@ module_clone()
a=${a%/}
b=${b%/}
- rel=$(echo $b | sed -e 's|[^/]*|..|g')
- echo "gitdir: $rel/$a" >"$path/.git"
+ # Turn each leading "*/" component into "../"
+ rel=$(echo $b | sed -e 's|[^/][^/]*|..|g')
+ echo "gitdir: $rel/$a" >"$sm_path/.git"
- rel=$(echo $a | sed -e 's|[^/]*|..|g')
- (clear_local_git_env; cd "$path" && GIT_WORK_TREE=. git config core.worktree "$rel/$b")
+ rel=$(echo $a | sed -e 's|[^/][^/]*|..|g')
+ (clear_local_git_env; cd "$sm_path" && GIT_WORK_TREE=. git config core.worktree "$rel/$b")
}
#
@@ -222,14 +226,14 @@ cmd_add()
done
repo=$1
- path=$2
+ sm_path=$2
- if test -z "$path"; then
- path=$(echo "$repo" |
+ if test -z "$sm_path"; then
+ sm_path=$(echo "$repo" |
sed -e 's|/$||' -e 's|:*/*\.git$||' -e 's|.*[/:]||g')
fi
- if test -z "$repo" -o -z "$path"; then
+ if test -z "$repo" -o -z "$sm_path"; then
usage
fi
@@ -250,7 +254,7 @@ cmd_add()
# normalize path:
# multiple //; leading ./; /./; /../; trailing /
- path=$(printf '%s/\n' "$path" |
+ sm_path=$(printf '%s/\n' "$sm_path" |
sed -e '
s|//*|/|g
s|^\(\./\)*||
@@ -260,49 +264,49 @@ cmd_add()
tstart
s|/*$||
')
- git ls-files --error-unmatch "$path" > /dev/null 2>&1 &&
- die "$(eval_gettext "'\$path' already exists in the index")"
+ git ls-files --error-unmatch "$sm_path" > /dev/null 2>&1 &&
+ die "$(eval_gettext "'\$sm_path' already exists in the index")"
- if test -z "$force" && ! git add --dry-run --ignore-missing "$path" > /dev/null 2>&1
+ if test -z "$force" && ! git add --dry-run --ignore-missing "$sm_path" > /dev/null 2>&1
then
eval_gettextln "The following path is ignored by one of your .gitignore files:
-\$path
+\$sm_path
Use -f if you really want to add it." >&2
exit 1
fi
# perhaps the path exists and is already a git repo, else clone it
- if test -e "$path"
+ if test -e "$sm_path"
then
- if test -d "$path"/.git -o -f "$path"/.git
+ if test -d "$sm_path"/.git -o -f "$sm_path"/.git
then
- eval_gettextln "Adding existing repo at '\$path' to the index"
+ eval_gettextln "Adding existing repo at '\$sm_path' to the index"
else
- die "$(eval_gettext "'\$path' already exists and is not a valid git repo")"
+ die "$(eval_gettext "'\$sm_path' already exists and is not a valid git repo")"
fi
else
- module_clone "$path" "$realrepo" "$reference" || exit
+ module_clone "$sm_path" "$realrepo" "$reference" || exit
(
clear_local_git_env
- cd "$path" &&
+ cd "$sm_path" &&
# ash fails to wordsplit ${branch:+-b "$branch"...}
case "$branch" in
'') git checkout -f -q ;;
?*) git checkout -f -q -B "$branch" "origin/$branch" ;;
esac
- ) || die "$(eval_gettext "Unable to checkout submodule '\$path'")"
+ ) || die "$(eval_gettext "Unable to checkout submodule '\$sm_path'")"
fi
- git config submodule."$path".url "$realrepo"
+ git config submodule."$sm_path".url "$realrepo"
- git add $force "$path" ||
- die "$(eval_gettext "Failed to add submodule '\$path'")"
+ git add $force "$sm_path" ||
+ die "$(eval_gettext "Failed to add submodule '\$sm_path'")"
- git config -f .gitmodules submodule."$path".path "$path" &&
- git config -f .gitmodules submodule."$path".url "$repo" &&
+ git config -f .gitmodules submodule."$sm_path".path "$sm_path" &&
+ git config -f .gitmodules submodule."$sm_path".url "$repo" &&
git add --force .gitmodules ||
- die "$(eval_gettext "Failed to register submodule '\$path'")"
+ die "$(eval_gettext "Failed to register submodule '\$sm_path'")"
}
#
@@ -340,23 +344,25 @@ cmd_foreach()
exec 3<&0
module_list |
- while read mode sha1 stage path
+ while read mode sha1 stage sm_path
do
- if test -e "$path"/.git
+ if test -e "$sm_path"/.git
then
- say "$(eval_gettext "Entering '\$prefix\$path'")"
- name=$(module_name "$path")
+ say "$(eval_gettext "Entering '\$prefix\$sm_path'")"
+ name=$(module_name "$sm_path")
(
- prefix="$prefix$path/"
+ prefix="$prefix$sm_path/"
clear_local_git_env
- cd "$path" &&
+ # we make $path available to scripts ...
+ path=$sm_path
+ cd "$sm_path" &&
eval "$@" &&
if test -n "$recursive"
then
cmd_foreach "--recursive" "$@"
fi
) <&3 3<&- ||
- die "$(eval_gettext "Stopping at '\$path'; script returned non-zero status.")"
+ die "$(eval_gettext "Stopping at '\$sm_path'; script returned non-zero status.")"
fi
done
}
@@ -390,15 +396,16 @@ cmd_init()
done
module_list "$@" |
- while read mode sha1 stage path
+ while read mode sha1 stage sm_path
do
- # Skip already registered paths
- name=$(module_name "$path") || exit
+ name=$(module_name "$sm_path") || exit
+
+ # Copy url setting when it is not set yet
if test -z "$(git config "submodule.$name.url")"
then
url=$(git config -f .gitmodules submodule."$name".url)
test -z "$url" &&
- die "$(eval_gettext "No url found for submodule path '\$path' in .gitmodules")"
+ die "$(eval_gettext "No url found for submodule path '\$sm_path' in .gitmodules")"
# Possibly a url relative to parent
case "$url" in
@@ -407,7 +414,9 @@ cmd_init()
;;
esac
git config submodule."$name".url "$url" ||
- die "$(eval_gettext "Failed to register url for submodule path '\$path'")"
+ die "$(eval_gettext "Failed to register url for submodule path '\$sm_path'")"
+
+ say "$(eval_gettext "Submodule '\$name' (\$url) registered for path '\$sm_path'")"
fi
# Copy "update" setting when it is not set yet
@@ -415,9 +424,7 @@ cmd_init()
test -z "$upd" ||
test -n "$(git config submodule."$name".update)" ||
git config submodule."$name".update "$upd" ||
- die "$(eval_gettext "Failed to register update mode for submodule path '\$path'")"
-
- say "$(eval_gettext "Submodule '\$name' (\$url) registered for path '\$path'")"
+ die "$(eval_gettext "Failed to register update mode for submodule path '\$sm_path'")"
done
}
@@ -489,14 +496,14 @@ cmd_update()
cloned_modules=
module_list "$@" | {
err=
- while read mode sha1 stage path
+ while read mode sha1 stage sm_path
do
if test "$stage" = U
then
- echo >&2 "Skipping unmerged submodule $path"
+ echo >&2 "Skipping unmerged submodule $sm_path"
continue
fi
- name=$(module_name "$path") || exit
+ name=$(module_name "$sm_path") || exit
url=$(git config submodule."$name".url)
if ! test -z "$update"
then
@@ -507,7 +514,7 @@ cmd_update()
if test "$update_module" = "none"
then
- echo "Skipping submodule '$path'"
+ echo "Skipping submodule '$sm_path'"
continue
fi
@@ -516,20 +523,20 @@ cmd_update()
# Only mention uninitialized submodules when its
# path have been specified
test "$#" != "0" &&
- say "$(eval_gettext "Submodule path '\$path' not initialized
+ say "$(eval_gettext "Submodule path '\$sm_path' not initialized
Maybe you want to use 'update --init'?")"
continue
fi
- if ! test -d "$path"/.git -o -f "$path"/.git
+ if ! test -d "$sm_path"/.git -o -f "$sm_path"/.git
then
- module_clone "$path" "$url" "$reference"|| exit
+ module_clone "$sm_path" "$url" "$reference"|| exit
cloned_modules="$cloned_modules;$name"
subsha1=
else
- subsha1=$(clear_local_git_env; cd "$path" &&
+ subsha1=$(clear_local_git_env; cd "$sm_path" &&
git rev-parse --verify HEAD) ||
- die "$(eval_gettext "Unable to find current revision in submodule path '\$path'")"
+ die "$(eval_gettext "Unable to find current revision in submodule path '\$sm_path'")"
fi
if test "$subsha1" != "$sha1"
@@ -545,10 +552,10 @@ Maybe you want to use 'update --init'?")"
then
# Run fetch only if $sha1 isn't present or it
# is not reachable from a ref.
- (clear_local_git_env; cd "$path" &&
+ (clear_local_git_env; cd "$sm_path" &&
( (rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
test -z "$rev") || git-fetch)) ||
- die "$(eval_gettext "Unable to fetch in submodule path '\$path'")"
+ die "$(eval_gettext "Unable to fetch in submodule path '\$sm_path'")"
fi
# Is this something we just cloned?
@@ -562,24 +569,24 @@ Maybe you want to use 'update --init'?")"
case "$update_module" in
rebase)
command="git rebase"
- die_msg="$(eval_gettext "Unable to rebase '\$sha1' in submodule path '\$path'")"
- say_msg="$(eval_gettext "Submodule path '\$path': rebased into '\$sha1'")"
+ die_msg="$(eval_gettext "Unable to rebase '\$sha1' in submodule path '\$sm_path'")"
+ say_msg="$(eval_gettext "Submodule path '\$sm_path': rebased into '\$sha1'")"
must_die_on_failure=yes
;;
merge)
command="git merge"
- die_msg="$(eval_gettext "Unable to merge '\$sha1' in submodule path '\$path'")"
- say_msg="$(eval_gettext "Submodule path '\$path': merged in '\$sha1'")"
+ die_msg="$(eval_gettext "Unable to merge '\$sha1' in submodule path '\$sm_path'")"
+ say_msg="$(eval_gettext "Submodule path '\$sm_path': merged in '\$sha1'")"
must_die_on_failure=yes
;;
*)
command="git checkout $subforce -q"
- die_msg="$(eval_gettext "Unable to checkout '\$sha1' in submodule path '\$path'")"
- say_msg="$(eval_gettext "Submodule path '\$path': checked out '\$sha1'")"
+ die_msg="$(eval_gettext "Unable to checkout '\$sha1' in submodule path '\$sm_path'")"
+ say_msg="$(eval_gettext "Submodule path '\$sm_path': checked out '\$sha1'")"
;;
esac
- if (clear_local_git_env; cd "$path" && $command "$sha1")
+ if (clear_local_git_env; cd "$sm_path" && $command "$sha1")
then
say "$say_msg"
elif test -n "$must_die_on_failure"
@@ -593,11 +600,11 @@ Maybe you want to use 'update --init'?")"
if test -n "$recursive"
then
- (clear_local_git_env; cd "$path" && eval cmd_update "$orig_flags")
+ (clear_local_git_env; cd "$sm_path" && eval cmd_update "$orig_flags")
res=$?
if test $res -gt 0
then
- die_msg="$(eval_gettext "Failed to recurse into submodule path '\$path'")"
+ die_msg="$(eval_gettext "Failed to recurse into submodule path '\$sm_path'")"
if test $res -eq 1
then
err="${err};$die_msg"
@@ -884,30 +891,30 @@ cmd_status()
done
module_list "$@" |
- while read mode sha1 stage path
+ while read mode sha1 stage sm_path
do
- name=$(module_name "$path") || exit
+ name=$(module_name "$sm_path") || exit
url=$(git config submodule."$name".url)
- displaypath="$prefix$path"
+ displaypath="$prefix$sm_path"
if test "$stage" = U
then
say "U$sha1 $displaypath"
continue
fi
- if test -z "$url" || ! test -d "$path"/.git -o -f "$path"/.git
+ if test -z "$url" || ! test -d "$sm_path"/.git -o -f "$sm_path"/.git
then
say "-$sha1 $displaypath"
continue;
fi
- set_name_rev "$path" "$sha1"
- if git diff-files --ignore-submodules=dirty --quiet -- "$path"
+ set_name_rev "$sm_path" "$sha1"
+ if git diff-files --ignore-submodules=dirty --quiet -- "$sm_path"
then
say " $sha1 $displaypath$revname"
else
if test -z "$cached"
then
- sha1=$(clear_local_git_env; cd "$path" && git rev-parse --verify HEAD)
- set_name_rev "$path" "$sha1"
+ sha1=$(clear_local_git_env; cd "$sm_path" && git rev-parse --verify HEAD)
+ set_name_rev "$sm_path" "$sha1"
fi
say "+$sha1 $displaypath$revname"
fi
@@ -917,10 +924,10 @@ cmd_status()
(
prefix="$displaypath/"
clear_local_git_env
- cd "$path" &&
+ cd "$sm_path" &&
eval cmd_status "$orig_args"
) ||
- die "$(eval_gettext "Failed to recurse into submodule path '\$path'")"
+ die "$(eval_gettext "Failed to recurse into submodule path '\$sm_path'")"
fi
done
}
@@ -952,9 +959,9 @@ cmd_sync()
done
cd_to_toplevel
module_list "$@" |
- while read mode sha1 stage path
+ while read mode sha1 stage sm_path
do
- name=$(module_name "$path")
+ name=$(module_name "$sm_path")
url=$(git config -f .gitmodules --get submodule."$name".url)
# Possibly a url relative to parent
@@ -969,11 +976,11 @@ cmd_sync()
say "$(eval_gettext "Synchronizing submodule url for '\$name'")"
git config submodule."$name".url "$url"
- if test -e "$path"/.git
+ if test -e "$sm_path"/.git
then
(
clear_local_git_env
- cd "$path"
+ cd "$sm_path"
remote=$(get_default_remote)
git config remote."$remote".url "$url"
)