change install system

install-scripts.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+# Install scripts from this repo using our neighbour paf.sh.
+# Requires fdfind and fzf to work.
+
+script_dir="$( cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd )"
+paf="$script_dir/paf.sh"
+
+fdfind -t x | fzf --multi --layout=reverse --header="Pick scripts to install" \
+    | while read -r script; do "$paf" "$script"; done

install.sh

@@ -1,16 +0,0 @@
-#!/bin/bash
-
-ensure_has() {
-    if ! command -v "$1" > /dev/null; then
-        echo "Can't find $1."
-        exit 1
-    fi
-}
-
-ensure_has fdfind
-ensure_has fzf
-ensure_has install-script
-
-fdfind -t x \
-    | fzf -m --layout=reverse \
-    | while read -r script; do install-script "$script"; done

paf.sh

@@ -0,0 +1,16 @@
+#!/bin/bash -e
+# A script to install other scripts! Create a symbolic link to the path passed
+# as first argument in ~/.local/bin and strip the extension. If a second
+# argument is passed, this name is used (unstripped) instead. If a file already
+# exists at the link path, the script fails (last command is ln itself). This is
+# intentional.
+
+script_dir="$HOME/.local/bin"
+script="$(realpath "$1")"
+if [ -n "$2" ]; then
+    script_name="$2"
+else
+    script_name="$(basename "$script")"
+    script_name="${script_name%.*}"  # remove extension
+fi
+ln -s "$script" "$script_dir/$script_name"