From 6d1b7e75715c7ee20f96e93331d160734b28d98f Mon Sep 17 00:00:00 2001
From: nick black <dankamongmen@gmail.com>
Date: Mon, 17 May 2021 16:19:13 -0400
Subject: [PATCH] add is_test_tty() for notcurses-tester

---
 src/tests/main.cpp | 10 ++++++++++
 src/tests/main.h   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/src/tests/main.cpp b/src/tests/main.cpp
index 2afbdcec5..5cc0eb42a 100644
--- a/src/tests/main.cpp
+++ b/src/tests/main.cpp
@@ -31,6 +31,16 @@ auto find_data(const char* datum) -> char* {
   return strdup(p.c_str());
 }
 
+auto is_test_tty(FILE* fp) -> bool {
+  int fd = fileno(fp);
+  if(fd >= 0){
+    if(isatty(fd)){
+      return true;
+    }
+  }
+  return false;
+}
+
 static void
 handle_opts(const char** argv){
   bool inarg = false;
diff --git a/src/tests/main.h b/src/tests/main.h
index 1e1af41a6..01a697847 100644
--- a/src/tests/main.h
+++ b/src/tests/main.h
@@ -10,6 +10,7 @@
 #include <ncpp/_exceptions.hh>
 #include "internal.h"
 
+auto is_test_tty(FILE* fp) -> bool;
 auto find_data(const char* datum) -> char*;
 auto testing_notcurses() -> struct notcurses*;
 auto ncreel_validate(const ncreel* n) -> bool;