Function jnixThrowExceptionInternal

jni/src/jnix/jnix.c:24–55

#include<jnix.h>

static void jnixThrowExceptionInternal(int *sz,
                                       JNIEnv *env,
                                       const char *class_name,
                                       const char *fmt, va_list ap)
{
  jclass clazz;
  int n;
  char *msg=alloca(*sz);

#ifdef WIN32
  n = _vsnprintf(msg,*sz,fmt,ap);
#else
  va_list aq;
  va_copy(aq,ap);
  n = vsnprintf(msg,*sz,fmt,aq);
  va_end(aq);
#endif

  if (n < -1)
    { *sz *= 2; return; }

  if (n >= *sz)
    { *sz = n+1; return; }

  *sz = 0;

  clazz = (*env)->FindClass(env,class_name);

  if (!clazz) return;

  (*env)->ThrowNew(env,clazz,msg);
}

int jnixThrowException(JNIEnv *env,
                       const char *class_name,