[英]Compiling with GLFW3, linker errors 'undefined reference'
Having a minimal example using GLFW3
: 使用
GLFW3
有一个最小的例子:
#include <GLFW/glfw3.h>
int main(int argc, const char * argv[]) {
glfwInit();
}
...results in a ton of linker errors: (small excerpt) ...导致大量链接器错误:(小摘录)
Undefined symbols for architecture x86_64:
"_CFArrayAppendValue", referenced from:
_addJoystickElement in libglfw3.a(cocoa_joystick.m.o)
"_CFArrayApplyFunction", referenced from:
__glfwInitJoysticks in libglfw3.a(cocoa_joystick.m.o)
_addJoystickElement in libglfw3.a(cocoa_joystick.m.o)
"_CFArrayCreateMutable", referenced from:
__glfwInitJoysticks in libglfw3.a(cocoa_joystick.m.o)
...
"_objc_msgSend_fixup", referenced from:
l_objc_msgSend_fixup_count in libglfw3.a(cocoa_monitor.m.o)
l_objc_msgSend_fixup_objectAtIndex_ in libglfw3.a(cocoa_monitor.m.o)
l_objc_msgSend_fixup_objectForKey_ in libglfw3.a(cocoa_monitor.m.o)
l_objc_msgSend_fixup_alloc in libglfw3.a(cocoa_init.m.o)
l_objc_msgSend_fixup_release in libglfw3.a(cocoa_init.m.o)
l_objc_msgSend_fixup_alloc in libglfw3.a(nsgl_context.m.o)
l_objc_msgSend_fixup_release in libglfw3.a(nsgl_context.m.o)
...
OpenGL.framework
and libglfw3.a
are both linked. OpenGL.framework
和libglfw3.a
都是链接的。
What is the reason for this? 这是什么原因? Compiling a
glfw2
application before worked like a charm. 在像魅力一样工作之前编译
glfw2
应用程序。
In Mac OS X, glfw3 uses Cocoa (NSGL) for its OpenGL context management. 在Mac OS X中,glfw3使用Cocoa(NSGL)进行OpenGL上下文管理。 glfw2 used Carbon (CGL/AGL, depending on fullscreen or windowed mode).
glfw2使用Carbon(CGL / AGL,取决于全屏或窗口模式)。
NSGL is more robust, but it is built upon an Objective C framework (Cocoa). NSGL更强大,但它建立在Objective C框架(Cocoa)之上。 In order for your software to work correctly with glfw3, you should include the Cocoa framework.
为了使您的软件能够与glfw3一起正常工作,您应该包含Cocoa框架。
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