From 2fb1c801a0a02b2c2b3a9220cc753f762ab2415f Mon Sep 17 00:00:00 2001
From: Bob Polis <bob@avtware.com>
Date: Thu, 5 Oct 2023 16:41:01 +0200
Subject: [PATCH] Add signal handler to show cursor after ^C

---
 src/main.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index dfa994a..1ca60ca 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -14,11 +14,17 @@
 #include <memory>
 #include <thread>
 #include <getopt.h>
+#include <signal.h>
 #include <sqlite3.h>
 #include <sc/integer_locale.hpp>
 #include "robinsonizer_mode.hpp"
 #include "engine.hpp"
 
+void reset_term(int sig) {
+    std::cerr << "\nbreak\n\x1b[?25h"; // show cursor again
+    exit(0);
+}
+
 void print_help() {
     std::cout << "usage: autogram [-h|--version] ";
     std::cout << "[-a <relaxed|strict|pangram] ";
@@ -67,6 +73,11 @@ void read_nums_from_db(std::vector<std::string>& numerals, const std::string& db
 
 int main(int argc, const char * argv[]) {
     try {
+        struct sigaction sa;
+        sigemptyset(&sa.sa_mask);
+        sa.sa_flags = 0;
+        sa.sa_handler = reset_term;
+        (void) sigaction(SIGINT, &sa, NULL);
         robinsonizer_mode mode {robinsonizer_mode::lax_autogram};
         std::string lang {"en"};
         std::string start;