From 99ee1a95551cd869c56f5ee0a07047a35e8900d6 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Tue, 15 Apr 2025 10:36:12 -0400
Subject: bfstd: Add a tcgetwinsize() polyfill

---
 src/bfstd.h | 28 ++++++++++++++++++----------
 1 file changed, 18 insertions(+), 10 deletions(-)

(limited to 'src/bfstd.h')

diff --git a/src/bfstd.h b/src/bfstd.h
index 28f473e..a17ce95 100644
--- a/src/bfstd.h
+++ b/src/bfstd.h
@@ -158,16 +158,6 @@ FILE *xfopen(const char *path, int flags);
  */
 char *xgetdelim(FILE *file, char delim);
 
-/**
- * Open the controlling terminal.
- *
- * @flags
- *         The open() flags.
- * @return
- *         An open file descriptor, or -1 on failure.
- */
-int open_cterm(int flags);
-
 // #include <stdlib.h>
 
 /**
@@ -342,6 +332,24 @@ int xminor(dev_t dev);
  */
 pid_t xwaitpid(pid_t pid, int *status, int flags);
 
+#include <sys/ioctl.h> // May be necessary for struct winsize
+#include <termios.h>
+
+/**
+ * Open the controlling terminal.
+ *
+ * @flags
+ *         The open() flags.
+ * @return
+ *         An open file descriptor, or -1 on failure.
+ */
+int open_cterm(int flags);
+
+/**
+ * tcgetwinsize()/ioctl(TIOCGWINSZ) wrapper.
+ */
+int xtcgetwinsize(int fd, struct winsize *ws);
+
 // #include <unistd.h>
 
 /**
-- 
cgit v1.2.3