1 files changed, 108 insertions, 0 deletions
diff --git a/convert-to-any b/convert-to-any
new file mode 100644
index 0000000..b8d298c
--- /dev/null
+++ b/convert-to-any
@@ -0,0 +1,108 @@
+#!/bin/bash
+# Converts an existing package into an
+# architecture-independent package and updates
+# the repositories accordingly.
+
+# -- Abhishek Dasgupta <abhidg@gmail.com>
+
+. "$(dirname $0)/db-functions"
+[ "$UID" = "" ] && UID=$(uid)
+
+if [ $# -ne 1 ]; then
+    echo "Syntax: $(basename $0) <reponame/pkgname>"
+    exit 1
+fi
+
+repo=$(echo $1 | sed "s#\(.*\)/.*#\1#g")
+pkg=$(echo $1 | sed "s#.*/\(.*\)#\1#g")
+
+if [ -f "$(dirname $0)/config" ]; then
+    . "$(dirname $0)/config"
+else
+    TMPDIR=/srv/tmp
+    FTP_BASE=/srv/ftp
+fi
+
+if [ -f /etc/makepkg.conf ]; then
+    . /etc/makepkg.conf
+else
+    echo "W: /etc/makepkg.conf does not exist."
+    DB_COMPRESSION=gz
+    PKGEXT=".pkg.tar.gz"
+fi
+
+repo_lock $repo any
+WORKDIR="$TMPDIR/convert-to-any.$pkg.$UID"
+ftppath="$FTP_BASE/$repo/os"
+
+cleanup() {
+    trap '' 0 2
+    # unlock
+    repo_unlock $repo any
+    rm -rf "$WORKDIR"
+    [ "$1" ] && exit $1
+}
+
+ctrl_c() {
+    echo "Interrupted" >&2
+    cleanup 0
+}
+
+die() {
+    echo "$*" >&2
+    cleanup 1
+}
+
+# Enter the temporary build directory
+# and convert the i686 package into an
+# architecture-independent package.
+mkdir -p "$WORKDIR/build"
+pushd "$WORKDIR/build" >/dev/null
+
+oldpkgname=$ftppath/i686/$pkg*
+if [ -f "$oldpkgname" ]; then
+    cp "$oldpkgname" .
+else
+    die "E: Package $oldpkgname not found in $ftppath/i686"
+fi
+
+for architecture in i686 x86_64; do
+    if [ -f "$ftppath/$architecture/$repo.db.tar.$DB_COMPRESSION" ]; then
+        cp $ftppath/$architecture/$repo.db.tar.$DB_COMPRESSION \
+        $repo-$architecture.db.tar.$DB_COMPRESSION
+    else
+        touch $repo-$architecture.db.tar.$DB_COMPRESSION
+    fi
+done
+
+if [ ! -d "$ftppath/any" ]; then mkdir -p "$ftppath/any"; fi
+
+# Conversion of i686 package into "any" package.
+echo -n "Extracting $pkg..."
+mkdir -p package
+tar zxf $pkg*i686$PKGEXT -C package
+echo " done."
+
+sed -i "s/arch = i686/arch = any/g" package/.PKGINFO
+newpkgname=$(ls $pkg*i686$PKGEXT | sed "s/i686/any/g")
+pushd package >/dev/null
+tar czf "$newpkgname" * .PKGINFO
+popd >/dev/null
+mv "package/$newpkgname" .
+echo "Created $newpkgname."
+
+# New package is ready, move it into place and update db.
+mv "$newpkgname" "$ftppath/any/"
+for architecture in i686 x86_64; do
+    #       rm -f $ftppath/$architecture/$pkg*$PKGEXT
+    ln -s "$ftppath/any/$newpkgname" "$ftppath/$architecture/$newpkgname"
+    repo-remove -q $repo-$architecture.db.tar.$DB_COMPRESSION $pkg
+    repo-add -q $repo-$architecture.db.tar.$DB_COMPRESSION $newpkgname
+    mv $repo-$architecture.db.tar.$DB_COMPRESSION "$ftppath/os/$architecture"
+    echo "Updated $repo-$architecture for $pkg."
+done
+
+echo -n "Cleaning up..."
+popd >/dev/null
+cleanup
+echo " done."