# This .cfg file is used to generate the JOAL interface.
Include joal-common.cfg

Style InterfaceAndImpl
JavaClass AL
ImplPackage net.java.games.joal.impl
ImplJavaClass ALImpl
Extends AL ALConstants

Implements ALImpl DynamicLookupHelper

EmitProcAddressTable true
ProcAddressTableClassName ALProcAddressTable
GetProcAddressTableExpr ALProcAddressLookup.getALProcAddressTable()
ProcAddressNameExpr LP $UPPERCASE({0})

Import net.java.games.joal.*
Import net.java.games.joal.impl.*
Import com.sun.gluegen.runtime.*

# Factor out the OpenAL constants into their own interface
Ignore ^AL_.+

# alGetProcAddress is broken for core OpenAL routines at least up
# through OpenAL 1.1, so we have to implement our own dlsym()
# operation in order to populate the ALProcAddressTable and
# ALCProcAddressTable. If / when it is fixed and we don't need
# compatibility with preexisting OpenAL 1.0 and 1.1 installations we
# can enable the code below and delete the custom C code for
# dynamicLookupFunction0.
Ignore alGetProcAddress

# This routine is not exposed in the public API
# AccessControl alGetProcAddress PACKAGE_PRIVATE
# And it's also statically linked for bootstrapping
# (could also consider looking it up via dlsym to more fully allow
# unloading of OpenAL, but that doesn't seem necessary and requires
# more native code to load/unload libraries)
# SkipProcAddressGen alGetProcAddress
# We also have to hack its return type for now because we can't make
# just that void* opaque
# Opaque long ALproc

# This routine doesn't seem to exist
Ignore alHint

# Mappings for data types
Opaque boolean ALboolean

# These routines use or return strings
ReturnsString alGetString
ArgumentIsString alIsExtensionPresent 0
ArgumentIsString alGetEnumValue 0
ArgumentIsString alGetProcAddress 0

# Provide #includes to native code
CustomCCode #include "al.h"

CustomJavaCode ALImpl /** Provides dlsym() capabilities because alGetProcAddress is 
CustomJavaCode ALImpl     broken for core OpenAL routines at least up through OpenAL 1.1. */
CustomJavaCode ALImpl public long dynamicLookupFunction(String functionName) {
CustomJavaCode ALImpl   return dynamicLookupFunction0(functionName);
CustomJavaCode ALImpl }
CustomJavaCode ALImpl private native long dynamicLookupFunction0(String functionName);

IncludeAs CustomCCode joal-common-CustomCCode.c
IncludeAs CustomCCode joal-CustomCCode.c