Update package version to 12.1.0

pkg.info

@@ -1,6 +1,6 @@
 name: node-gyp
 description: Node.js native addon build tool
-version: 11.5.0
+version: 12.1.0
 revision: 1
 url: https://github.com/nodejs/node-gyp
 license: MIT
@@ -19,3 +19,8 @@ make_depends:
   - jq
   - npm
   - python3
+downloads:
+  - url: https://registry.npmjs.org/node-gyp/-/node-gyp-${BPM_PKG_VERSION}.tgz
+    filepath: node-gyp.tgz
+    no_extract: true
+    checksum: 492bca8e813411386e61e488f95b375262aa8f262e6e8b20d162e26bdf025f16

source.sh

@@ -2,22 +2,15 @@
 # BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
 # BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT
 
-DOWNLOAD="https://registry.npmjs.org/node-gyp/-/node-gyp-${BPM_PKG_VERSION}.tgz"
-FILENAME="${DOWNLOAD##*/}"
-
-# The prepare function is executed in the root of the temp directory
-# This function is used for downloading files and putting them into the correct location
-prepare() {
-  wget "$DOWNLOAD"
-}
-
 # The package function is executed in the source directory
 # This function is used to move the compiled files into the output directory
 package() {
-  npm install -g --prefix "$BPM_OUTPUT"/usr "$BPM_WORKDIR"/node-gyp-"${BPM_PKG_VERSION}".tgz
+  npm install -g --prefix "$BPM_OUTPUT"/usr "$BPM_WORKDIR"/node-gyp.tgz
 
+  # Remove unnecessary files
   rm -r "$BPM_OUTPUT"/usr/lib/node_modules/node-gyp/node_modules/{,.bin/}{nopt,semver}
 
+  # Install packagel icense
   install -d "$BPM_OUTPUT"/usr/share/licenses/node-gyp
   ln -s ../../../lib/node_modules/node-gyp/LICENSE "$BPM_OUTPUT"/usr/share/licenses/node-gyp/LICENSE
 }