boost/context
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fcontext uses 'void*' for data transfer

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This commit is contained in:
Oliver Kowalke
2015-11-28 22:58:36 +01:00
parent c70440f0ff
commit 4d68f47767
12 changed files with 134 additions and 246 deletions
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18
example/rethrow.cpp
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@@ -24,8 +24,7 @@ ctx::fcontext_t fcm = 0;
ctx::fcontext_t fc = 0;
boost::exception_ptr except;
void f( intptr_t arg)
{
void f( void * arg) {
std::cout << "calling caller..." << std::endl;
ctx::jump_fcontext( & fc, fcm, arg);
try {
@@ -43,20 +42,17 @@ void f( intptr_t arg)
std::cout << "exiting mycoro..." << std::endl;
}
int main( int argc, char * argv[])
{
int main( int argc, char * argv[]) {
stack_allocator alloc;
void * base = alloc.allocate( stack_allocator::default_stacksize());
fc = ctx::make_fcontext( base, stack_allocator::default_stacksize(), f);
ctx::jump_fcontext( & fcm, fc, ( intptr_t) 0);
ctx::jump_fcontext( & fcm, fc, 0);
try {
try {
throw std::runtime_error("main exception");
} catch( std::exception const& e) {
std::cout << "calling callee in the catch block..." << std::endl;
ctx::jump_fcontext( & fcm, fc, ( intptr_t) 0);
ctx::jump_fcontext( & fcm, fc, 0);
std::cout << "rethrowing main exception..." << std::endl;
throw;
}
@@ -64,8 +60,8 @@ int main( int argc, char * argv[])
std::cout << "main caught: " << e.what() << std::endl;
}
std::cout << "calling callee one last time..." << std::endl;
ctx::jump_fcontext( & fcm, fc, ( intptr_t) 0);
ctx::jump_fcontext( & fcm, fc, 0);
std::cout << "exiting main..." << std::endl;
return EXIT_SUCCESS;
return E
XIT_SUCCESS;
}