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Improved X11 display opening failure.

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This commit is contained in:
Camilla Berglund 2015-07-06 14:38:00 +02:00
parent 0f3b69c79d
commit 2205bdd469
1 changed files with 12 additions and 1 deletions
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13
src/x11_init.c
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@ -719,7 +719,18 @@ int _glfwPlatformInit(void)
_glfw.x11.display = XOpenDisplay(NULL);
if (!_glfw.x11.display)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "X11: Failed to open X display");
const char* display = getenv("DISPLAY");
if (display)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"X11: Failed to open display %s", display);
}
else
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"X11: The DISPLAY environment variable is missing");
}
return GL_FALSE;
}