From 3463c597a7c19719159747273ead240db00722e6 Mon Sep 17 00:00:00 2001
From: Joey Yakimowich-Payne <jyapayne@gmail.com>
Date: Sun, 23 Aug 2020 21:34:57 -0600
Subject: [PATCH] Add example

---
 examples/ex1.nim  | 34 ++++++++++++++++++++++++++++++++++
 examples/nim.cfg  |  1 +
 src/glfw/glfw.nim |  4 ++--
 3 files changed, 37 insertions(+), 2 deletions(-)
 create mode 100644 examples/ex1.nim

diff --git a/examples/ex1.nim b/examples/ex1.nim
new file mode 100644
index 0000000..63dccb5
--- /dev/null
+++ b/examples/ex1.nim
@@ -0,0 +1,34 @@
+import glfw
+import opengl
+
+# Init GLFW
+if init() == 0:
+  raise newException(Exception, "Failed to Initialize GLFW")
+
+# Open window.
+var window = createWindow(800, 600, "GLFW3 WINDOW", nil, nil)
+# Connect the GL context.
+window.makeContextCurrent()
+# This must be called to make any GL function work
+loadExtensions()
+
+# Run while window is open.
+while windowShouldClose(window) == 0:
+
+  # Draw red color screen.
+  glClearColor(1, 0, 0, 1)
+  glClear(GL_COLOR_BUFFER_BIT)
+
+  # Swap buffers (this will display the red color)
+  window.swapBuffers()
+
+  # Check for events.
+  pollEvents()
+  # If you get ESC key quit.
+  if window.getKey(KEY_ESCAPE) == 1:
+    window.setWindowShouldClose(1)
+
+# Destroy the window.
+window.destroyWindow()
+# Exit GLFW.
+terminate()
diff --git a/examples/nim.cfg b/examples/nim.cfg
index 85bf6c4..bfa8de3 100644
--- a/examples/nim.cfg
+++ b/examples/nim.cfg
@@ -1 +1,2 @@
 --path:"../src/"
+--passL:"-lm -pthread -lpthread"
diff --git a/src/glfw/glfw.nim b/src/glfw/glfw.nim
index 023336d..06305ad 100644
--- a/src/glfw/glfw.nim
+++ b/src/glfw/glfw.nim
@@ -15,13 +15,12 @@ const
 
 setDefines(defs.splitLines())
 
-{.passL: "-lpthread".}
 getHeader(
   "glfw3.h",
   giturl = "https://github.com/glfw/glfw",
   outdir = srcDir,
   altNames = "glfw,glfw3",
-  cmakeFlags = &"-DCMAKE_C_FLAGS=-lpthread"
+  cmakeFlags = &"-DCMAKE_C_FLAGS='-lpthread -pthread -lm'"
 )
 
 static:
@@ -35,6 +34,7 @@ static:
 
 cIncludeDir(srcDir/"include"/"GLFW")
 cPluginPath(symbolPluginPath)
+{.passL: "-lm -lpthread -pthread".}
 
 when isDefined(glfw3Static):
   cImport(srcDir/"include"/"GLFW"/"glfw3.h", recurse = true, flags = "-f=ast2 -E__,_ -F__,_ -H")