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Set visibility attributes on all exported bindings

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This commit is contained in:
rdb 2015-09-07 23:28:37 +02:00
parent 1e6ca1451e
commit d3487eba6b
4 changed files with 22 additions and 5 deletions
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19
dtool/src/interrogate/interfaceMakerC.cxx
View File

@ -53,6 +53,14 @@ InterfaceMakerC::
////////////////////////////////////////////////////////////////////
void InterfaceMakerC::
write_prototypes(ostream &out,ostream *out_h) {
// The 'used' attribute prevents emscripten from optimizing it out.
out <<
"#if __GNUC__ >= 4\n"
"#define EXPORT_FUNC extern \"C\" __attribute__((used, visibility(\"default\")))\n"
"#else\n"
"#define EXPORT_FUNC extern \"C\"\n"
"#endif\n\n";
FunctionsByIndex::iterator fi;
for (fi = _functions.begin(); fi != _functions.end(); ++fi) {
Function *func = (*fi).second;
@ -140,8 +148,13 @@ write_prototype_for(ostream &out, InterfaceMaker::Function *func) {
for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri) {
FunctionRemap *remap = (*ri);
if (remap->_extension || (remap->_flags & FunctionRemap::F_explicit_self)) {
continue;
}
if (output_function_names) {
out << "extern \"C\" ";
out << "EXPORT_FUNC ";
}
write_function_header(out, func, remap, false);
out << ";\n";
@ -216,10 +229,6 @@ write_function_instance(ostream &out, InterfaceMaker::Function *func,
void InterfaceMakerC::
write_function_header(ostream &out, InterfaceMaker::Function *func,
FunctionRemap *remap, bool newline) {
if (remap->_extension || (remap->_flags & FunctionRemap::F_explicit_self)) {
return;
}
if (remap->_void_return) {
out << "void";
} else {

4
dtool/src/interrogate/interfaceMakerPythonNative.cxx
View File

@ -1499,6 +1499,8 @@ write_module(ostream &out, ostream *out_h, InterrogateModuleDef *def) {
<< "\n"
<< "#ifdef _WIN32\n"
<< "extern \"C\" __declspec(dllexport) PyObject *PyInit_" << def->module_name << "();\n"
<< "#elif __GNUC__ >= 4\n"
<< "extern \"C\" __attribute__((visibility(\"default\"))) PyInit_" << def->module_name << "();\n"
<< "#else\n"
<< "extern \"C\" PyObject *PyInit_" << def->module_name << "();\n"
<< "#endif\n"
@ -1512,6 +1514,8 @@ write_module(ostream &out, ostream *out_h, InterrogateModuleDef *def) {
<< "\n"
<< "#ifdef _WIN32\n"
<< "extern \"C\" __declspec(dllexport) void init" << def->module_name << "();\n"
<< "#elif __GNUC__ >= 4\n"
<< "extern \"C\" __attribute__((visibility(\"default\"))) init" << def->module_name << "();\n"
<< "#else\n"
<< "extern \"C\" void init" << def->module_name << "();\n"
<< "#endif\n"

2
dtool/src/interrogate/interfaceMakerPythonObj.cxx
View File

@ -136,6 +136,8 @@ write_module(ostream &out,ostream *out_h, InterrogateModuleDef *def) {
<< "#ifdef _WIN32\n"
<< "extern \"C\" __declspec(dllexport) INIT_FUNC();\n"
<< "#elif __GNUC__ >= 4\n"
<< "extern \"C\" __attribute__((visibility(\"default\"))) INIT_FUNC();\n"
<< "#else\n"
<< "extern \"C\" INIT_FUNC();\n"
<< "#endif\n\n"

2
dtool/src/interrogate/interfaceMakerPythonSimple.cxx
View File

@ -123,6 +123,8 @@ write_module(ostream &out,ostream *out_h, InterrogateModuleDef *def) {
<< "#ifdef _WIN32\n"
<< "extern \"C\" __declspec(dllexport) INIT_FUNC();\n"
<< "#elif __GNUC__ >= 4\n"
<< "extern \"C\" __attribute__((visibility(\"default\"))) INIT_FUNC();\n"
<< "#else\n"
<< "extern \"C\" INIT_FUNC();\n"
<< "#endif\n\n"