modify pkg_build.sh to make package from a directory

source/mkpkg

@@ -0,0 +1,47 @@
+#!/bin/bash
+if [ $# -eq 0 ]; then
+    echo "Usage: mkpkg directory_name"
+else
+    DIR="$(dirname "$(readlink -f ${BASH_SOURCE[0]})")/${@}"
+    TMPDIR=/tmp/tmp.$(( $RANDOM * 19318203981230 + 40 ))
+    PLUGIN=$(basename ${DIR})
+    ARCHIVE="$(dirname $(dirname ${DIR}))/archive"
+    DESTDIR="$TMPDIR/usr/local/emhttp/plugins/${PLUGIN}"
+    PLG_FILE="$(dirname $(dirname ${DIR}))/plugins/${PLUGIN}.plg"
+    VERSION=$(date +"%Y.%m.%d")
+    ARCH="-x86_64-1"
+    PACKAGE="${ARCHIVE}/${PLUGIN}-${VERSION}${ARCH}.txz"
+    MD5="${ARCHIVE}/${PLUGIN}-${VERSION}${ARCH}.md5"
+
+
+    for x in '' a b c d e d f g h ; do
+        PKG="${ARCHIVE}/${PLUGIN}-${VERSION}${x}${ARCH}.txz"
+        if [[ ! -f $PKG ]]; then
+          PACKAGE=$PKG
+          VERSION="${VERSION}${x}"
+          MD5="${ARCHIVE}/${PLUGIN}-${VERSION}${ARCH}.md5"
+          break
+        fi
+    done
+
+    sed -i -e "s#\(ENTITY\s*version[^\"]*\).*#\1\"${VERSION}\">#" "$PLG_FILE"
+
+    mkdir -p "${TMPDIR}/"
+    cd "$DIR"
+    cp --parents -f $(find . -type f ! \( -iname "pkg_build.sh" -o -iname "sftp-config.json" -o -iname ".DS_Store"  \) ) "${TMPDIR}/"
+    cd "$TMPDIR/"
+    makepkg -l y -c y "${PACKAGE}"
+    cd "$ARCHIVE/"
+    md5sum $(basename "$PACKAGE") > "$MD5"
+    rm -rf "$TMPDIR"
+
+    # Verify and install plugin package
+    sum1=$(md5sum "${PACKAGE}")
+    sum2=$(cat "$MD5")
+    if [ "${sum1:0:32}" != "${sum2:0:32}" ]; then
+      echo "Checksum mismatched.";
+      rm "$MD5" "${PACKAGE}"
+    else
+      echo "Checksum matched."
+    fi
+fi