aggiornamenti installazione e README

grezzo.sh

@@ -6,6 +6,23 @@ function this_script_path() {
     echo "$(cd "$(dirname "$(readlink -f -- "${BASH_SOURCE[1]}")")" > /dev/null && pwd -P)"
 }
 
+function feat_bashrc_before_needed() {
+	local bashrc="$HOME/.bashrc"
+	local include_line='. "$HOME/.bashrc.before"'
+	if [ ! -f "$bashrc" ]; then
+		printf 'HOME="%s"\n%s\n' "$HOME" "$include_line" > "$bashrc"
+		return
+	fi
+	if grep -Fqs "$include_line" "$bashrc" || grep -Fqs "$HOME/.bashrc.before" "$bashrc"; then
+		return
+	fi
+	{
+		printf 'HOME="%s"\n%s\n' "$HOME" "$include_line"
+		cat "$bashrc"
+	} > "$bashrc.tmp"
+	mv "$bashrc.tmp" "$bashrc"
+}
+
 function feat_missing() {
 	! command -v "$1" >/dev/null 2>&1
 }
@@ -13,6 +30,11 @@ function feat_missing() {
 function feat_needed() {
 	FEAT="$1"
 	if feat_missing "$FEAT"; then
-		eval "feat_add_$FEAT"
+		if type "feat_add_$FEAT" >/dev/null 2>&1; then
+			eval "feat_add_$FEAT"
+		else
+			echo "Missing function: feat_add_$FEAT" >&2
+			return 1
+		fi
 	fi
-}
+}