From 9e53ccfefd2433452fdfa2bbe2ece903c0afb790 Mon Sep 17 00:00:00 2001
From: Franklin Wei <git@fwei.tk>
Date: Fri, 22 May 2015 21:20:44 -0400
Subject: support ctrl-c

---
 src/globals.h |  2 ++
 src/main.c    | 10 +++++++---
 src/util.c    |  7 +++++++
 3 files changed, 16 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/globals.h b/src/globals.h
index b85ecc0..ee6790f 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -3,6 +3,7 @@
 
 #include <assert.h>
 #include <ctype.h>
+#include <signal.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -110,6 +111,7 @@ void load_portfolio(struct player_t*, const char*);
 void print_history(struct stock_t*);
 void print_usage(int argc, char *argv[]);
 void print_version(void);
+void sig_handler(int);
 int output(const char*, ...);
 
 void buy_handler(struct player_t*);
diff --git a/src/main.c b/src/main.c
index c3c4a70..41aa920 100644
--- a/src/main.c
+++ b/src/main.c
@@ -13,15 +13,19 @@ int main(int argc, char *argv[])
 
     curl_global_init(CURL_GLOBAL_DEFAULT);
 
-    atexit(cleanup);
-
     initscr();
     echo();
     nocbreak();
     nl();
     scrollok(stdscr, true);
 
-    atexit(endwin);
+    atexit(cleanup);
+
+    const struct sigaction handler = {
+        .sa_handler = sig_handler
+    };
+
+    sigaction(SIGINT, &handler, NULL);
 
     struct player_t *player = malloc(sizeof(struct player_t));
     memset(player, 0, sizeof(struct player_t));
diff --git a/src/util.c b/src/util.c
index a198d19..f0493cd 100644
--- a/src/util.c
+++ b/src/util.c
@@ -6,6 +6,13 @@
 void cleanup(void)
 {
     curl_global_cleanup();
+    endwin();
+}
+
+void sig_handler(int sig)
+{
+    cleanup();
+    exit(EXIT_FAILURE);
 }
 
 struct data_buffer_t {
-- 
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