| //===-- 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 |
