add epm history command

bin/epm

@@ -321,6 +321,9 @@ check_command()
     mark)                     # HELPCMD: mark package as manually or automatically installed (see epm mark --help)
         epm_cmd=mark
         ;;
+    history)                  # HELPCMD: show a log of actions taken by the software management
+        epm_cmd=history
+        ;;
     autoorphans|--orphans)    # HELPCMD: remove all packages not from the repository
         epm_cmd=autoorphans
         ;;

bin/epm-history

+#!/bin/sh
+#
+# Copyright (C) 2023  Etersoft
+# Copyright (C) 2023  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/>.
+#
+
+epm_history()
+{
+
+[ -z "$*" ] || fatal "No arguments are allowed here"
+
+case $PMTYPE in
+	apt-dpkg)
+		docmd less /var/log/dpkg.log
+		;;
+	dnf-rpm)
+		sudocmd dnf history
+		;;
+	zypper-rpm)
+		less /var/log/zypp/history
+		;;
+	pacman)
+		docmd less /var/log/pacman.log
+		;;
+	emerge)
+		docmd less /var/log/portage
+		;;
+	*)
+		fatal "Have no suitable command for $PMTYPE"
+		;;
+esac
+
+}

bin/yum

@@ -157,7 +157,7 @@ check_command()
         exit 0
         ;;
     history | hist)           # HELPCMD: Display, or use, the transaction history
-        fatal "Is not supported"
+        epm_cmd=history
         ;;
     info)                     # HELPCMD: Display details about a package or group of packages
         epm_cmd=info