From 9f6447adb277ac7ea6332600d56b98666189168e Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rosehogenson@posteo.net>
Date: Tue, 26 Dec 2023 18:11:55 -0800
Subject: Add function to get terminal size.

---
 src/tiocgwinsz.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/tiocgwinsz.rs

(limited to 'src/tiocgwinsz.rs')

diff --git a/src/tiocgwinsz.rs b/src/tiocgwinsz.rs
new file mode 100644
index 0000000..9fdf9a4
--- /dev/null
+++ b/src/tiocgwinsz.rs
@@ -0,0 +1,18 @@
+use libc::{c_int, winsize};
+
+pub fn size() -> Option<winsize> {
+    let mut window: winsize = winsize {
+        ws_row: 0,
+        ws_col: 0,
+        ws_xpixel: 0,
+        ws_ypixel: 0,
+    };
+    let result: c_int;
+    unsafe {
+        result = libc::ioctl(0, libc::TIOCGWINSZ, &mut window);
+    }
+    if result < 0 {
+        return None;
+    }
+    return Some(window);
+}
-- 
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