init

lib/pm

@@ -0,0 +1,64 @@
+#!/bin/sh
+
+# sc.requires: logger
+
+detect_package_manager() {
+    if command -v apt > /dev/null; then
+        echo apt
+    elif command -v pacman > /dev/null; then
+        echo arch
+    elif command -v dnf > /dev/null; then
+        echo dnf
+    elif command -v yum > /dev/null; then
+        echo yum
+    elif command -v zypper > /dev/null; then
+        echo zypper
+    elif command -v brew > /dev/null; then
+        echo brew
+    elif command -v apk > /dev/null; then
+        echo apk
+    elif command -v nix-env > /dev/null; then
+        echo nix
+    else
+        fatal_log "no supported package manager found"
+        exit 1
+    fi
+}
+
+SC_PACKAGE_MANAGER="${SC_PACKAGE_MANAGER:-$(detect_package_manager)}"
+
+upgrade_packages() {
+    case $SC_PACKAGE_MANAGER in
+        apt) apt update && apt upgrade -y ;;
+        arch) pacman -Syyu --noconfirm ;;
+        dnf) dnf upgrade -y ;;
+        yum) yum update -y ;;
+        zypper) zypper refresh && zypper update -y ;;
+        brew) brew update && brew upgrade ;;
+        apk) apk update && apk upgrade ;;
+        nix) nix-channel --update && nix-env -u ;;
+        *)
+            fatal_log "unsupported package manager: $SC_PACKAGE_MANAGER"
+            exit 1
+            ;;
+    esac
+}
+
+install_package() {
+    [ $# -lt 1 ] && fatal_log "usage: install_package <package>" && exit 1
+    package=$1
+    case $SC_PACKAGE_MANAGER in
+        apt) apt install -y "$package" ;;
+        arch) pacman -S --noconfirm "$package" ;;
+        dnf) dnf install -y "$package" ;;
+        yum) yum install -y "$package" ;;
+        zypper) zypper install -y "$package" ;;
+        brew) brew install "$package" ;;
+        apk) apk add "$package" ;;
+        nix) nix-env -iA nixpkgs."$package" ;;
+        *)
+            fatal_log "unsupported package manager: $SC_PACKAGE_MANAGER"
+            exit 1
+            ;;
+    esac
+}