move dedup code to the separate command

bin/epm

@@ -67,7 +67,7 @@ print_version()
 {
         echo "EPM package manager version @VERSION@"
         echo "Running on $($DISTRVENDOR) ('$PMTYPE' package manager uses '$PKGFORMAT' package format)"
-        echo "Copyright (c) Etersoft 2012-2018"
+        echo "Copyright (c) Etersoft 2012-2019"
         echo "This program may be freely redistributed under the terms of the GNU AGPLv3."
 }
 
@@ -199,6 +199,9 @@ check_command()
     check|fix|verify)         # HELPCMD: check local package base integrity and fix it
         epm_cmd=check
         ;;
+    dedup)                    # HELPCMD: remove unallowed duplicated pkgs (after upgrade crash)
+        epm_cmd=dedup
+        ;;
     -cl|cl|changelog)         # HELPCMD: show changelog for package
         epm_cmd=changelog
         ;;

bin/epm-check

@@ -17,36 +17,6 @@
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
 
-# remove duplicates
-try_fix_apt_rpm_dupls()
-{
-	info "Check for duplicates ..."
-	local TESTPKG="ignoreflock"
-	local has_testpkg=""
-	if epm --quiet installed $TESTPKG ; then
-		has_testpkg=1
-		sudocmd epm remove --auto $TESTPKG || return
-	fi
-	local PKGLIST
-	PKGLIST=$(LANG=C $SUDO apt-get install $TESTPKG 2>&1 | grep "W: There are multiple versions of" | \
-		sed -e 's|W: There are multiple versions of "\(.*\)" in your system.|\1|')
-	local TODEL
-	for i in $PKGLIST ; do
-		local pkg=${i/.32bit/}
-		local todel="$(rpm -q $pkg | head -n1)"
-		local todel2="$(rpm -q $pkg | head -n2 | tail -n1)"
-		if [ "$todel" = "$todel2" ] ; then
-			echo "Fix the same name duplicates for $pkg..."
-			sudocmd rpm -e "$todel" --allmatches --nodeps --justdb && epm install $pkg && continue
-		fi
-                # first use older package
-                [ "$(rpmevrcmp "$todel" "$todel2")" = "1" ] && todel="$todel2"
-		sudocmd rpm -e "$todel" || TODEL="$TODEL $todel"
-	done
-	[ -n "$TODEL" ] && sudocmd rpm -e "$TODEL"
-	[ -n "$has_testpkg" ] && epm install $TESTPKG
-}
-
 epm_check()
 {
 case $PMTYPE in
@@ -54,7 +24,7 @@ case $PMTYPE in
 		#sudocmd apt-get check || exit
 		#sudocmd apt-get update || exit
 		sudocmd apt-get -f install || return
-		try_fix_apt_rpm_dupls
+		info "You can use epm dedup also"
 		;;
 	apt-dpkg)
 		#sudocmd apt-get check || exit

bin/epm-dedup

+#!/bin/sh
+#
+# Copyright (C) 2019  Etersoft
+# Copyright (C) 2019  Vitaly Lipatov <lav@etersoft.ru>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+# remove duplicates
+try_fix_apt_rpm_dupls()
+{
+	info "Check for duplicates (internal implementation) ..."
+	local TESTPKG="ignoreflock"
+	local has_testpkg=""
+	if epm --quiet installed $TESTPKG ; then
+		has_testpkg=1
+		sudocmd epm remove --auto $TESTPKG || return
+	fi
+	local PKGLIST
+	PKGLIST=$(LANG=C $SUDO apt-get install $TESTPKG 2>&1 | grep "W: There are multiple versions of" | \
+		sed -e 's|W: There are multiple versions of "\(.*\)" in your system.|\1|')
+	local TODEL
+	for i in $PKGLIST ; do
+		local pkg=${i/.32bit/}
+		local todel="$(rpm -q $pkg | head -n1)"
+		local todel2="$(rpm -q $pkg | head -n2 | tail -n1)"
+		if [ "$todel" = "$todel2" ] ; then
+			echo "Fix the same name duplicates for $pkg..."
+			sudocmd rpm -e "$todel" --allmatches --nodeps --justdb && epm install $pkg && continue
+		fi
+                # first use older package
+                [ "$(rpmevrcmp "$todel" "$todel2")" = "1" ] && todel="$todel2"
+		sudocmd rpm -e "$todel" || TODEL="$TODEL $todel"
+	done
+	[ -n "$TODEL" ] && sudocmd rpm -e "$TODEL"
+	[ -n "$has_testpkg" ] && epm install $TESTPKG
+}
+
+epm_dedup()
+{
+case $PMTYPE in
+	apt-rpm)
+		try_fix_apt_rpm_dupls
+		;;
+	*)
+		fatal "Have no suitable command for $PMTYPE"
+		;;
+esac
+
+}