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move parallel_scheduler into namespace STDEXEC #1841

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Merged
ericniebler merged 6 commits into from
Feb 14, 2026
Merged

move parallel_scheduler into namespace STDEXEC #1841

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24beb2e
move `parallel_scheduler` into namespace `STDEXEC`
ericniebler Feb 13, 2026
e7a71e0
add missing copyright notice
ericniebler Feb 13, 2026
92021e1
try to fix weak linking on Windows
ericniebler Feb 13, 2026
a352ca5
try to fix GNU and MSVC compilers
ericniebler Feb 14, 2026
b2af9b6
add missing line continuation characters to linker pragma
ericniebler Feb 14, 2026
d9b719d
once more, with feeling this time
ericniebler Feb 14, 2026
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2 changes: 1 addition & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -414,7 +414,7 @@ set_target_properties(system_context PROPERTIES
CXX_STANDARD_REQUIRED ON
CXX_EXTENSIONS OFF)
target_compile_options(system_context PUBLIC
$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/Zc:__cplusplus /Zc:preprocessor>
$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/Zc:__cplusplus /Zc:preprocessor /Zc:externConstexpr>
)
add_library(STDEXEC::system_context ALIAS system_context)
target_link_libraries(system_context PUBLIC stdexec)
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11 changes: 8 additions & 3 deletions include/exec/__detail/__system_context_replaceability_api.hpp
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Expand Up @@ -24,7 +24,7 @@
#include <memory>

namespace exec::system_context_replaceability {
using STDEXEC::system_context_replaceability::__parallel_scheduler_backend_factory;
using STDEXEC::system_context_replaceability::__parallel_scheduler_backend_factory_t;

/// Interface for the parallel scheduler backend.
using parallel_scheduler_backend [[deprecated(
Expand All @@ -40,15 +40,20 @@ namespace exec::system_context_replaceability {
return STDEXEC::system_context_replaceability::query_parallel_scheduler_backend();
}

STDEXEC_PRAGMA_PUSH()
STDEXEC_PRAGMA_IGNORE_GNU("-Wdeprecated-declarations")
STDEXEC_PRAGMA_IGNORE_MSVC(4996) // warning C4996: 'function': was declared deprecated
STDEXEC_PRAGMA_IGNORE_EDG(deprecated_entity)
/// Set a factory for the parallel scheduler backend.
/// Can be used to replace the parallel scheduler at runtime.
/// Out of spec.
[[deprecated(
"Use STDEXEC::system_context_replaceability::set_parallel_scheduler_backend instead.")]]
inline auto set_parallel_scheduler_backend(__parallel_scheduler_backend_factory __new_factory)
-> __parallel_scheduler_backend_factory {
inline auto set_parallel_scheduler_backend(__parallel_scheduler_backend_factory_t __new_factory)
-> __parallel_scheduler_backend_factory_t {
return STDEXEC::system_context_replaceability::set_parallel_scheduler_backend(__new_factory);
}
STDEXEC_PRAGMA_POP()

/// Interface for completing a sender operation. Backend will call frontend though this interface
/// for completing the `schedule` and `schedule_bulk` operations.
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