Update package version to 8.3.1

source.sh

@@ -2,7 +2,8 @@
 # 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://ftp.gnu.org/gnu/readline/readline-${BPM_PKG_VERSION}.tar.gz"
+DOWNLOAD="https://ftp.gnu.org/gnu/readline/readline-${BPM_PKG_VERSION%.*}.tar.gz"
+DOWNLOAD_PATCH_BASE="https://ftp.gnu.org/gnu/readline/readline-${BPM_PKG_VERSION%.*}-patches/readline$(echo ${BPM_PKG_VERSION%.*} | tr -d '.')"
 FILENAME="${DOWNLOAD##*/}"
 
 # The prepare function is executed in the root of the temp directory
@@ -11,10 +12,16 @@ prepare() {
   wget "$DOWNLOAD"
   tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
 
-  # Apply patches
+  # Download and apply official patches
   cd "$BPM_SOURCE"
+  for patch in $(seq "${BPM_PKG_VERSION##*.}"); do
+    wget -O "${patch}.patch" "${DOWNLOAD_PATCH_BASE}-$(printf '%03d' ${patch})"
+    patch -Np0 -i "${patch}.patch"
+  done
+
+  # Apply local patches
   patch -Np2 < "$BPM_WORKDIR"/8.3.0-display-null-prompt.patch
-  patch -Np2 < "$BPM_WORKDIR"/8.3.0-event-hook.patch
+
   autoconf -fiv
 }