Add correct headers for Java exports

[simgrid.git] / src / bindings / java / jmsg_synchro.c

diff --git a/src/bindings/java/jmsg_synchro.c b/src/bindings/java/jmsg_synchro.c
index 35acc6f..3bc4fcc 100644 (file)
--- a/src/bindings/java/jmsg_synchro.c
+++ b/src/bindings/java/jmsg_synchro.c
@@ -5,6 +5,8 @@
 /* This program is free software; you can redistribute it and/or modify it
   * under the terms of the license (GNU LGPL) which comes with this package.    */
 
+#include "jmsg.h"
+#include "xbt/synchro_core.h"
 #include "jmsg_synchro.h"
 #include "jxbt_utilities.h"
 
@@ -55,3 +57,52 @@ Java_org_simgrid_msg_Mutex_exit(JNIEnv * env, jobject obj) {
   mutex = (xbt_mutex_t) (long) (*env)->GetLongField(env, obj, jsyncro_field_Mutex_bind);
   xbt_mutex_destroy(mutex);
 }
+
+static jfieldID jsyncro_field_Semaphore_bind;
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Semaphore_nativeInit(JNIEnv *env, jclass cls) {
+  jsyncro_field_Semaphore_bind = jxbt_get_sfield(env, "org/simgrid/msg/Semaphore", "bind", "J");
+  if (!jsyncro_field_Semaphore_bind) {
+    jxbt_throw_native(env,bprintf("Can't find some fields in Semaphore Java class. You should report this bug."));
+  }
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Semaphore_init(JNIEnv * env, jobject obj, jint capacity) {
+  msg_sem_t sem = MSG_sem_init((int) capacity);
+
+  (*env)->SetLongField(env, obj, jsyncro_field_Semaphore_bind, (jlong) (long) (sem));
+}
+
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Semaphore_acquire(JNIEnv * env, jobject obj, jdouble timeout) {
+  msg_sem_t sem;
+
+  sem = (msg_sem_t) (long) (*env)->GetLongField(env, obj, jsyncro_field_Semaphore_bind);
+  msg_error_t res = MSG_sem_acquire_timeout(sem, (double) timeout);
+  jmsg_throw_status(env, res);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Semaphore_release(JNIEnv * env, jobject obj) {
+  msg_sem_t sem;
+
+  sem = (msg_sem_t) (long) (*env)->GetLongField(env, obj, jsyncro_field_Semaphore_bind);
+  MSG_sem_release(sem);
+}
+JNIEXPORT jboolean JNICALL
+Java_org_simgrid_msg_Semaphore_wouldBlock(JNIEnv * env, jobject obj) {
+  msg_sem_t sem;
+
+  sem = (msg_sem_t) (long) (*env)->GetLongField(env, obj, jsyncro_field_Semaphore_bind);
+  int res = MSG_sem_would_block(sem);
+  return (jboolean) res;
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_Mutex_destroy(JNIEnv * env, jobject obj) {
+  msg_sem_t sem;
+
+  sem = (msg_sem_t) (long) (*env)->GetLongField(env, obj, jsyncro_field_Semaphore_bind);
+  MSG_sem_destroy(sem);
+}