From 639c3d56040bf8a871437678aee5ecb1f5e1155e Mon Sep 17 00:00:00 2001
From: legendecas <legendecas@gmail.com>
Date: Mon, 12 Jul 2021 08:55:29 +0800
Subject: [PATCH] tools: add multiple locations support in license builder

---
 LICENSE                  |  2 +-
 tools/license-builder.sh | 19 ++++++++++++++++---
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/LICENSE b/LICENSE
index 18392b1d6a1a5fa..d06b2660d7a6210 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1251,7 +1251,7 @@ The externally maintained libraries used by Node.js are:
     WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   """
 
-- gtest, located at src/gtest and test/cctest/gtest, is licensed as follows:
+- gtest, located at src/gtest, test/cctest/gtest, is licensed as follows:
   """
     Copyright 2008, Google Inc.
     All rights reserved.
diff --git a/tools/license-builder.sh b/tools/license-builder.sh
index 56f2840c0466461..8264ed4648c4acc 100755
--- a/tools/license-builder.sh
+++ b/tools/license-builder.sh
@@ -8,14 +8,27 @@ licensehead="$(sed '/^- /,$d' "${licensefile}")"
 tmplicense="${rootdir}/~LICENSE.$$"
 echo "$licensehead" > "$tmplicense"
 
+join_by() {
+  local d=${1-} f=${2-}
+  if shift 2; then
+    printf %s "$f" "${@/#/$d}"
+  fi
+}
+
 
 # addlicense <library> <location> <license text>
 addlicense() {
+  argv=("$@")
+  location_count=$(expr $# - 2)
+  locations=("${argv[@]:1:location_count}")
+  location_str=$(join_by ", " ${locations[@]})
+
+  license=("${argv[@]: -1:1}")
 
   echo "
-- ${1}, located at ${2}, is licensed as follows:
+- ${1}, located at ${location_str}, is licensed as follows:
   \"\"\"
-$(echo "$3" | sed -e 's/^/    /' -e 's/^    $//' -e 's/ *$//' | sed -e '/./,$!d' | sed -e '/^$/N;/^\n$/D')
+$(echo "$license" | sed -e 's/^/    /' -e 's/^    $//' -e 's/ *$//' | sed -e '/./,$!d' | sed -e '/^$/N;/^\n$/D')
   \"\"\"\
 " >> "$tmplicense"
 
@@ -83,7 +96,7 @@ addlicense "cpplint.py" "tools/cpplint.py" \
            "$(sed -e '/^$/,$d' -e 's/^#$//' -e 's/^# //' "${rootdir}"/tools/cpplint.py | tail -n +3)"
 addlicense "ESLint" "tools/node_modules/eslint" "$(cat "${rootdir}"/tools/node_modules/eslint/LICENSE)"
 addlicense "Babel" "tools/node_modules/@babel" "$(cat "${rootdir}"/tools/node_modules/@babel/core/LICENSE)"
-addlicense "gtest" "test/cctest/gtest" "$(cat "${rootdir}"/test/cctest/gtest/LICENSE)"
+addlicense "gtest" "src/gtest" "test/cctest/gtest" "$(cat "${rootdir}"/test/cctest/gtest/LICENSE)"
 
 # nghttp2
 addlicense "nghttp2" "deps/nghttp2" "$(cat "${rootdir}"/deps/nghttp2/COPYING)"