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lldb/source/Host/macosx/objcxx/PosixSpawnResponsible.h
- This file was added.
| //===-- PosixSpawnResponsible.h ---------------------------------*- C++ -*-===// | |||||
| // | |||||
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | |||||
| // See https://llvm.org/LICENSE.txt for license information. | |||||
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |||||
| // | |||||
| //===----------------------------------------------------------------------===// | |||||
| #ifndef LLDB_HOST_POSIXSPAWNRESPONSIBLE_H | |||||
| #define LLDB_HOST_POSIXSPAWNRESPONSIBLE_H | |||||
| #include <spawn.h> | |||||
| #if __has_include(<responsibility.h>) | |||||
| #include <dispatch/dispatch.h> | |||||
| #include <dlfcn.h> | |||||
| #include <responsibility.h> | |||||
| // Older SDKs have responsibility.h but not this particular function. Let's | |||||
| // include the prototype here. | |||||
| errno_t responsibility_spawnattrs_setdisclaim(posix_spawnattr_t *attrs, | |||||
| bool disclaim); | |||||
| #endif | |||||
| static inline int setup_posix_spawn_responsible_flag(posix_spawnattr_t *attr) { | |||||
| if (@available(macOS 10.14, *)) { | |||||
| #if __has_include(<responsibility.h>) | |||||
| static __typeof__(responsibility_spawnattrs_setdisclaim) | |||||
| *responsibility_spawnattrs_setdisclaim_ptr; | |||||
| static dispatch_once_t pred; | |||||
| dispatch_once(&pred, ^{ | |||||
| responsibility_spawnattrs_setdisclaim_ptr = | |||||
| #ifdef __cplusplus | |||||
| reinterpret_cast<__typeof__(&responsibility_spawnattrs_setdisclaim)> | |||||
| #endif | |||||
| (dlsym(RTLD_DEFAULT, "responsibility_spawnattrs_setdisclaim")); | |||||
| }); | |||||
| if (responsibility_spawnattrs_setdisclaim_ptr) | |||||
| return responsibility_spawnattrs_setdisclaim_ptr(attr, true); | |||||
| #endif | |||||
| } | |||||
| return 0; | |||||
| } | |||||
| #endif // LLDB_HOST_POSIXSPAWNRESPONSIBLE_H | |||||