Use names that correspond with System.getProperty("os.name").

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3330 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/util/keybd/Linux/Makefile

@@ -0,0 +1,44 @@
+#
+# $Id$
+
+#
+# Executable definitions
+
+CC=gcc
+RM=rm
+CP=cp
+MKDIR=mkdir
+
+#
+# Directory definitions
+
+ROOT=../../../../../../..
+LIBRARIES_PATH=-L/usr/X11R6/lib
+INSTALL_PATH=${ROOT}/dist/lib/i686-Linux
+
+#
+# Parameter and file definitions
+
+INCLUDES=-I.. -I${JAVA_HOME}/include -I${JAVA_HOME}/include/linux
+LIBRARIES=-lX11
+TARGET=libkeybd.so
+
+#
+# Target definitions
+
+all: ${TARGET}
+
+install: ${TARGET}
+	@${MKDIR} -p ${INSTALL_PATH}
+	cp ${TARGET} ${INSTALL_PATH}
+
+${TARGET}: com_threerings_util_keybd_Keyboard.c
+	@echo Compiling Keyboard.c
+	@${CC} ${INCLUDES} -c com_threerings_util_keybd_Keyboard.c \
+	    -o com_threerings_util_keybd_Keyboard.o
+	@echo Creating libkeybd.so
+	@${CC} -o ${TARGET} com_threerings_util_keybd_Keyboard.o \
+	    ${LIBRARIES} ${LIBRARIES_PATH} -shared
+
+clean:
+	-${RM} -f *.o ${TARGET}

src/java/com/threerings/util/keybd/Linux/com_threerings_util_keybd_Keyboard.c

@@ -0,0 +1,87 @@
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <X11/Xlib.h>
+#include <jni.h>
+#include "com_threerings_util_keybd_Keyboard.h"
+
+/* defines */
+#define MESSAGE_LENGTH (256)
+
+/* prototype definitions */
+Display* getXDisplay (JNIEnv* env);
+
+JNIEXPORT jboolean JNICALL
+Java_com_threerings_util_keybd_Keyboard_init (
+    JNIEnv* env, jclass class, jboolean enabled)
+{
+    Display* display = getXDisplay(env);
+    if (display == NULL) {
+        /* If we are unable to open a display, we can't function. */
+        return JNI_FALSE;
+    } else {
+        XCloseDisplay(display);
+        return JNI_TRUE;
+    }
+}
+
+JNIEXPORT void JNICALL
+Java_com_threerings_util_keybd_Keyboard_setKeyRepeat (
+    JNIEnv* env, jclass class, jboolean enabled)
+{
+    Display* display = getXDisplay(env);
+    if (display == NULL) {
+        return;
+    }
+
+    /* set the desired key auto-repeat state. */
+    if (enabled) {
+        XAutoRepeatOn(display);
+    } else {
+        XAutoRepeatOff(display);
+    }
+
+    /* close the display to save our changes */
+    XCloseDisplay(display);
+}
+
+JNIEXPORT jboolean JNICALL
+Java_com_threerings_util_keybd_Keyboard_isKeyRepeatEnabled (
+    JNIEnv* env, jclass class)
+{
+    XKeyboardState values;
+    Display* display = getXDisplay(env);
+    if (display == NULL) {
+        /* for now, assume auto-repeat is enabled */
+        return JNI_TRUE;
+    }
+
+    /* get the current keyboard control information */
+    XGetKeyboardControl(display, &values);
+
+    /* close the display */
+    XCloseDisplay(display);
+
+    return (values.global_auto_repeat) ? JNI_TRUE : JNI_FALSE;
+}
+
+/*
+ * Returns a pointer to the X display, or null if an error occurred.
+ */
+Display*
+getXDisplay (JNIEnv* env)
+{
+    char* disp = NULL;
+    Display* dpy = XOpenDisplay(disp);
+    if (dpy == NULL) {
+        char message[MESSAGE_LENGTH];
+        snprintf(message, MESSAGE_LENGTH,
+                 "Unable to open display [display=%s].\n", XDisplayName(disp));
+        return NULL;
+    }
+
+    /* printf("Opened display [disp=%s].\n", XDisplayName(disp)); */
+    return dpy;
+}