add install.sh

install.sh

@@ -0,0 +1,60 @@
+#!/bin/sh
+# install.sh - deploy openbsd-dots to $HOME
+# run from the repo root
+
+set -e
+
+DOTS="$(cd "$(dirname "$0")" && pwd)"
+
+die() { echo "error: $1" >&2; exit 1; }
+confirm() {
+    printf "%s [y/N] " "$1"
+    read ans
+    case "$ans" in y|Y) return 0 ;; *) return 1 ;; esac
+}
+
+backup() {
+    [ -f "$1" ] && cp "$1" "$1.bak" && echo "backed up $1 -> $1.bak"
+}
+
+echo "openbsd-dots installer"
+echo "this will overwrite existing dotfiles (backups made)"
+confirm "continue?" || exit 0
+
+# shell
+backup "$HOME/.profile"
+backup "$HOME/.shrc"
+cp "$DOTS/profile" "$HOME/.profile"
+cp "$DOTS/shrc"    "$HOME/.shrc"
+echo "installed .profile .shrc"
+
+# vim
+backup "$HOME/.vimrc"
+cp "$DOTS/vimrc" "$HOME/.vimrc"
+echo "installed .vimrc"
+
+# suckless configs - copy to src dirs if they exist
+for tool in dwm st dmenu; do
+    dir=""
+    case "$tool" in
+        dwm)   dir="$HOME/src/dwm" ;;
+        st)    dir="$HOME/src/st" ;;
+        dmenu) dir="$HOME/src/dmenu" ;;
+    esac
+    src="$DOTS/${tool}-config.h"
+    if [ -d "$dir" ]; then
+        backup "$dir/config.h"
+        cp "$src" "$dir/config.h"
+        echo "installed $tool config.h -> $dir/config.h"
+    else
+        echo "skip $tool: $dir not found (clone sources first)"
+    fi
+done
+
+echo ""
+echo "done. notes:"
+echo "  - rebuild dwm/st/dmenu from src after install"
+echo "  - super+v opens st (no rexima on OpenBSD) -- use sndioctl manually"
+echo "  - volume keys use sndioctl output.level=+/-0.05"
+echo "  - X starts from /dev/ttyC0 (wscons tty1)"
+echo "  - install scientifica font: pkg_add scientifica"