update-packages: use $PACKAGING_DIR with default value

and set verison to 0.2.1

CHANGELOG

@@ -6,6 +6,7 @@ CHANGELOG
 ----------
 ### Changelog extractor
 * Added GitHub releases changelog extractor (partially working).
+* Added `update-packages.sh` script.
 
 2022-01-18
 ----------

README.md

@@ -14,7 +14,7 @@ Tools
 * `changelog_extractor`: Extracts the changelog from a file in an archive, shows the changes sinnce the last version found in the changes file and converts it to the RPM changelog format.
 * `librariesio-latest-version`: Retrieves the latest version from libraries.io (currently only PyPI is supported) for the given software. The name of the software can be detected from the current working directory.
 * `specfile-version-updater`: Updates the version in the spec file, remove the old tarball and add the new one.
-* `update-packages`: If called with the name of a package, it searches for it in `~/packaging/`, excluding `home:*`-directories, calls `specfile-version-updater`, tries to build it, calls `changelog-extractor`, applies it, and commits the updated package.
+* `update-packages`: If called with the name of a package, it searches for it in `$PACKAGING_DIR` (defaults to `~/packaging/`), excluding `home:*`-directories, calls `specfile-version-updater`, tries to build it, calls `changelog-extractor`, applies it, and commits the updated package.
 
 Configuration
 -------------

scripts/update-packages.sh

@@ -3,7 +3,7 @@
 for pkg in "$@"; do
     SAVEIFS=$IFS   # Save current IFS
     IFS=$'\n'      # Change IFS to new line
-    pkgdir=( $(fd --exclude 'home*' -t d $* $HOME/packaging/) )
+    pkgdir=( $(fd --exclude 'home*' -t d $* ${PACKAGING_DIR:-$HOME/packaging}/) )
     IFS=$SAVEIFS   # Restore IFS
 
     if [ ${#pkgdir[@]} -eq 0 ]; then

setup.py

@@ -9,7 +9,7 @@
 
 setup(
     name='packaging_utils',
-    version='0.2.0',
+    version='0.2.1',
     maintainer='Sebastian Wagner',
     maintainer_email='[email protected]',
     python_requires='>=3.6',