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-rw-r--r--src/java/com/jogamp/gluegen/procaddress/ProcAddressCMethodBindingEmitter.java63
-rw-r--r--src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java19
2 files changed, 43 insertions, 39 deletions
diff --git a/src/java/com/jogamp/gluegen/procaddress/ProcAddressCMethodBindingEmitter.java b/src/java/com/jogamp/gluegen/procaddress/ProcAddressCMethodBindingEmitter.java
index 09e6822..4707e57 100644
--- a/src/java/com/jogamp/gluegen/procaddress/ProcAddressCMethodBindingEmitter.java
+++ b/src/java/com/jogamp/gluegen/procaddress/ProcAddressCMethodBindingEmitter.java
@@ -50,7 +50,7 @@ import com.jogamp.gluegen.cgram.types.*;
public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
private boolean callThroughProcAddress;
- private boolean needsLocalTypedef;
+ private boolean hasProcAddrTypedef;
private String localTypedefCallingConvention;
@@ -59,7 +59,7 @@ public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
public ProcAddressCMethodBindingEmitter(final CMethodBindingEmitter methodToWrap,
final boolean callThroughProcAddress,
- final boolean needsLocalTypedef,
+ final boolean hasProcAddrTypedef,
final String localTypedefCallingConvention,
final ProcAddressEmitter emitter) {
@@ -84,11 +84,6 @@ public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
methodToWrap.getMachineDataInfo(),
emitter.getConfiguration()
);
-
- if( needsLocalTypedef && !callThroughProcAddress ) {
- throw new IllegalArgumentException("needsLocalTypedef=true, but callThroughProcAddress=false for "+methodToWrap.toString());
- }
-
if (methodToWrap.getReturnValueCapacityExpression() != null) {
setReturnValueCapacityExpression(methodToWrap.getReturnValueCapacityExpression());
}
@@ -101,7 +96,7 @@ public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
setCommentEmitter(defaultCommentEmitter);
this.callThroughProcAddress = callThroughProcAddress;
- this.needsLocalTypedef = needsLocalTypedef;
+ this.hasProcAddrTypedef = hasProcAddrTypedef;
this.localTypedefCallingConvention = localTypedefCallingConvention;
this.emitter = emitter;
}
@@ -127,25 +122,28 @@ public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
// create variable for the function pointer with the right type, and set
// it to the value of the passed-in proc address
final FunctionSymbol cSym = getBinding().getCSymbol();
- String funcPointerTypedefName =
- emitter.getFunctionPointerTypedefName(cSym);
-
- if (needsLocalTypedef) {
- // We (probably) didn't get a typedef for this function
- // pointer type in the header file; the user requested that we
- // forcibly generate one. Here we force the emission of one.
- final PointerType funcPtrType = new PointerType(null, cSym.getType(), 0);
- // Just for safety, emit this name slightly differently than
- // the mangling would otherwise produce
- funcPointerTypedefName = "_local_" + funcPointerTypedefName;
-
- writer.print(" typedef ");
- writer.print(funcPtrType.toString(funcPointerTypedefName, localTypedefCallingConvention));
- writer.println(";");
+
+ // Always emit the local typedef, based on our parsing results.
+ // In case we do have the public typedef from the original header,
+ // we use it for the local var and assign our proc-handle to it,
+ // cast to the local typedef.
+ // This allows the native C compiler to validate our types!
+ final String funcPointerTypedefBaseName = emitter.getFunctionPointerTypedefName(cSym);
+ final String funcPointerTypedefLocalName = "_local_" + funcPointerTypedefBaseName;
+ final String funcPointerTypedefName;
+ if (hasProcAddrTypedef) {
+ funcPointerTypedefName = funcPointerTypedefBaseName;
+ } else {
+ funcPointerTypedefName = funcPointerTypedefLocalName;
}
+ final PointerType funcPtrType = new PointerType(null, cSym.getType(), 0);
+
+ writer.print(" typedef ");
+ writer.print(funcPtrType.toString(funcPointerTypedefLocalName, localTypedefCallingConvention));
+ writer.println(";");
writer.print(" ");
- writer.print(funcPointerTypedefName);
+ writer.print(funcPointerTypedefName); // Uses public typedef if available!
writer.print(" ptr_");
writer.print(cSym.getName());
writer.println(";");
@@ -161,17 +159,26 @@ public class ProcAddressCMethodBindingEmitter extends CMethodBindingEmitter {
if (callThroughProcAddress) {
// set the function pointer to the value of the passed-in procAddress
final FunctionSymbol cSym = getBinding().getCSymbol();
- String funcPointerTypedefName = emitter.getFunctionPointerTypedefName(cSym);
- if (needsLocalTypedef) {
- funcPointerTypedefName = "_local_" + funcPointerTypedefName;
+
+ // See above notes in emitBodyVariableDeclarations(..)!
+ final String funcPointerTypedefBaseName = emitter.getFunctionPointerTypedefName(cSym);
+ final String funcPointerTypedefLocalName = "_local_" + funcPointerTypedefBaseName;
+ final String funcPointerTypedefName;
+ if (hasProcAddrTypedef) {
+ funcPointerTypedefName = funcPointerTypedefBaseName;
+ } else {
+ funcPointerTypedefName = funcPointerTypedefLocalName;
}
final String ptrVarName = "ptr_" + cSym.getName();
+ if (hasProcAddrTypedef) {
+ writer.println(" // implicit type validation of "+funcPointerTypedefLocalName+" -> "+funcPointerTypedefName);
+ }
writer.print(" ");
writer.print(ptrVarName);
writer.print(" = (");
- writer.print(funcPointerTypedefName);
+ writer.print(funcPointerTypedefLocalName);
writer.println(") (intptr_t) procAddress;");
writer.println(" assert(" + ptrVarName + " != NULL);");
diff --git a/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java b/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
index 180c48f..51e47e9 100644
--- a/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
+++ b/src/java/com/jogamp/gluegen/procaddress/ProcAddressEmitter.java
@@ -249,16 +249,13 @@ public class ProcAddressEmitter extends JavaEmitter {
final FunctionSymbol cSymbol = baseCEmitter.getBinding().getCSymbol();
// See whether we need a proc address entry for this one
- final boolean needsLocalTypedef = getProcAddressConfig().forceProcAddressGen(cSymbol) ||
- !hasFunctionPointerTypedef(cSymbol);
- final boolean callThroughProcAddress = needsLocalTypedef || callThroughProcAddress(cSymbol);
- LOG.log(Level.INFO, cSymbol.getASTLocusTag(), "genModProcAddrEmitter: needsTypedef {0}, callThrough {1}: {2}",
- needsLocalTypedef, callThroughProcAddress, cSymbol.getAliasedString());
-
- String forcedCallingConvention = null;
- if (needsLocalTypedef) {
- forcedCallingConvention = getProcAddressConfig().getLocalProcAddressCallingConvention(cSymbol);
- }
+ final boolean hasProcAddrTypedef = hasFunctionPointerTypedef(cSymbol);
+ final boolean callThroughProcAddress = hasProcAddrTypedef || callThroughProcAddress(cSymbol);
+ final String localProcCallingConvention = getProcAddressConfig().getLocalProcAddressCallingConvention(cSymbol);
+
+ LOG.log(Level.INFO, cSymbol.getASTLocusTag(), "genModProcAddrEmitter: callThrough {0}, hasTypedef {1}, localCallConv {2}: {3}",
+ callThroughProcAddress, hasProcAddrTypedef, localProcCallingConvention, cSymbol.getAliasedString());
+
// Note that we don't care much about the naming of the C argument
// variables so to keep things simple we ignore the buffer object
// property for the binding
@@ -267,7 +264,7 @@ public class ProcAddressEmitter extends JavaEmitter {
// extra final argument, which is the address (the OpenGL procedure
// address) of the function it needs to call
final ProcAddressCMethodBindingEmitter res = new ProcAddressCMethodBindingEmitter(
- baseCEmitter, callThroughProcAddress, needsLocalTypedef, forcedCallingConvention, this);
+ baseCEmitter, callThroughProcAddress, hasProcAddrTypedef, localProcCallingConvention, this);
final MessageFormat exp = baseCEmitter.getReturnValueCapacityExpression();
if (exp != null) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 19:50:42 +0000