From f676f2e7ca2fcce76ac7b50fed2b92ad3004da19 Mon Sep 17 00:00:00 2001
From: Henrik Hautakoski <henrik@eossweden.org>
Date: Mon, 2 Mar 2020 14:36:41 +0100
Subject: [PATCH] console: add isColorsSupported()

---
 src/console.cpp | 18 ++++++++++++++++++
 src/console.h   |  2 ++
 2 files changed, 20 insertions(+)

diff --git a/src/console.cpp b/src/console.cpp
index c685541..99472f3 100644
--- a/src/console.cpp
+++ b/src/console.cpp
@@ -21,10 +21,28 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
+#include <iostream>
+#include "core/isatty.h"
 #include "console.h"
 
 namespace eoskeygen { namespace console {
 
 bool disable_color = false;
 
+FILE* _getFileFromStream(const std::ostream& os) {
+
+	if (&os == &std::cout) {
+    	return stdout;
+	} else if (&os == &std::cerr) {
+        return stderr;
+	}
+	return NULL;
+}
+
+bool isColorsSupported(const std::ostream& os) {
+
+	FILE* fd = _getFileFromStream(os);
+	return disable_color == false && isatty(fd);
+}
+
 } } // namespace eoskeygen::console
diff --git a/src/console.h b/src/console.h
index bd7f0fd..65da9aa 100644
--- a/src/console.h
+++ b/src/console.h
@@ -63,6 +63,8 @@ namespace console {
 		italic
 	};
 
+	bool isColorsSupported(const std::ostream& os);
+
 	// Resets all colors/attributes
 	std::ostream& reset(std::ostream& os);