Add documentation

1 files changed, 64 insertions, 0 deletions

diff --git a/lib/util/pkg.bash b/lib/util/pkg.bash
new file mode 100644
index 0000000..618ce6a
--- /dev/null
+++ b/lib/util/pkg.bash
@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+
+# OS independent package management
+pkg() {
+	local system="bashtard/pkg"
+	local action=$1 ; shift
+	local pkg
+
+	pkg="$(config "pkg.$1")" ; shift
+
+	if [[ -z $pkg ]]
+	then
+		crit "$system" "No package name for $pkg"
+		return 1
+	fi
+
+	if [[ "$(type -t "pkg_$action")" != "function" ]]
+	then
+		crit "$system" "Invalid package manager action $action"
+		return 1
+	fi
+
+	"pkg_$action" "$pkg"
+}
+
+pkg_install() {
+	local system="bashtard/pkg/install"
+
+	local app=$1 ; shift
+
+	case "${BASHTARD_PLATFORM[key]}" in
+		freebsd)       set -- /usr/sbin/pkg install -y "$app" ;;
+		linux-debian*) set -- apt install -y "$app" ;;
+		linux-gentoo)  set -- emerge --ask=n --update "$app" ;;
+		*)
+			crit "$system" "No package manager configured for ${BASHTARD_PLATFORM[key]}"
+			return 1
+			;;
+	esac
+
+	notice "$system" "$*"
+	# shellcheck disable=SC2068
+	$@
+}
+
+pkg_uninstall() {
+	local system="bashtard/pkg/uninstall"
+
+	local app=$1 ; shift
+
+	case "${BASHTARD_PLATFORM[key]}" in
+		freebsd)       set -- /usr/sbin/pkg uninstall -y "$app" ;;
+		linux-debian*) set -- apt remove -y "$app" ;;
+		linux-gentoo)  set -- emerge --ask=n --unmerge "$app" ;;
+		*)
+			crit "$system" "No package manager configured for ${BASHTARD_PLATFORM[key]}"
+			return 1
+			;;
+	esac
+
+	notice "$system" "$*"
+	# shellcheck disable=SC2068
+	$@
+}