aboutsummaryrefslogtreecommitdiffstats
path: root/make/x11-CustomCCode.c
blob: a2a19a782fc7a15a198100dab835cdb7babd9d42 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
#include <inttypes.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <GL/glx.h>
/* Linux headers don't work properly */
#define __USE_GNU
#include <dlfcn.h>
#undef __USE_GNU

/* Current versions of Solaris don't expose the XF86 extensions,
   although with the recent transition to Xorg this will probably
   happen in an upcoming release */
#if !defined(__sun) && !defined(_HPUX)
#include <X11/extensions/xf86vmode.h>
#else
/* Need to provide stubs for these */
Bool XF86VidModeGetGammaRampSize(
    Display *display,
    int screen,
    int* size)
{
  return False;
}

Bool XF86VidModeGetGammaRamp(
    Display *display,
    int screen,
    int size,
    unsigned short *red_array,
    unsigned short *green_array,
    unsigned short *blue_array) {
  return False;
}
Bool XF86VidModeSetGammaRamp(
    Display *display,
    int screen,
    int size,
    unsigned short *red_array,
    unsigned short *green_array,
    unsigned short *blue_array) {
  return False;
}
#endif

/* HP-UX doesn't define RTLD_DEFAULT. */
#if defined(_HPUX) && !defined(RTLD_DEFAULT)
#define RTLD_DEFAULT NULL
#endif

/* Need to expose DefaultScreen and RootWindow macros to Java */
JNIEXPORT jlong JNICALL 
Java_com_sun_opengl_impl_x11_X11Lib_DefaultScreen(JNIEnv *env, jclass _unused, jlong display) {
  return DefaultScreen((Display*) (intptr_t) display);
}
JNIEXPORT jlong JNICALL 
Java_com_sun_opengl_impl_x11_X11Lib_RootWindow(JNIEnv *env, jclass _unused, jlong display, jint screen) {
  return RootWindow((Display*) (intptr_t) display, screen);
}

JNIEXPORT jlong JNICALL 
Java_com_sun_opengl_impl_x11_X11Lib_dlopen(JNIEnv *env, jclass _unused, jstring name) {
  const jbyte* chars;
  void* res;
  chars = (*env)->GetStringUTFChars(env, name, NULL);
  res = dlopen(chars, RTLD_LAZY | RTLD_GLOBAL);
  (*env)->ReleaseStringUTFChars(env, name, chars);
  return (jlong) ((intptr_t) res);
}

JNIEXPORT jlong JNICALL 
Java_com_sun_opengl_impl_x11_X11Lib_dlsym(JNIEnv *env, jclass _unused, jstring name) {
  const jbyte* chars;
  void* res;
  chars = (*env)->GetStringUTFChars(env, name, NULL);
  res = dlsym(RTLD_DEFAULT, chars);
  (*env)->ReleaseStringUTFChars(env, name, chars);
  return (jlong) ((intptr_t) res);
}

/* Need to pull this in as we don't have a stub header for it */
extern Bool XineramaEnabled(Display* display);