Print out CWD on non-windows environments for debug purposes

source/glerminal.cpp

@@ -831,6 +831,10 @@ int glerminal_load_sprites_file(const char* filename)
 
 		success = true;
 	}
+	else if (buffer)
+	{
+		std::cout << "Invalid image width/height" << std::endl;
+	}
 
 	stbi_image_free(buffer);
 

tests/basic.cpp

@@ -4,12 +4,21 @@
 
 #include <iostream>
 
+#ifndef _WIN32
+#include <unistd.h>
+#endif
+
 namespace
 {
 	void init()
 	{
 		if (!glerminal_load_sprites_file("resources/image.png"))
 		{
+#ifndef _WIN32
+			char buffer[257] = {};
+			getcwd(buffer, 256);
+			std::cout << buffer << std::endl;
+#endif
 			std::cout << "Failed to load texture" << std::endl;
 		}