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kernel: implement sys_fork

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This commit is contained in:
DH 2024-09-02 20:31:00 +03:00
parent b32b4e1c60
commit d54fc9764f
3 changed files with 28 additions and 3 deletions
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18
orbis-kernel/include/orbis/thread/types.hpp
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@ -30,4 +30,22 @@ struct thr_param {
ptr<char> name;
ptr<void> spare[2];
};
static constexpr auto RFFDG = 1 << 2; // copy fd table
static constexpr auto RFPROC = 1 << 4; // change child (else changes curproc)
static constexpr auto RFMEM = 1 << 5; // share `address space'
static constexpr auto RFNOWAIT = 1 << 6; // give child to init
static constexpr auto RFCFDG = 1 << 12; // close all fds, zero fd table
static constexpr auto RFSIGSHARE = 1 << 14; // share signal handlers
static constexpr auto RFLINUXTHPN =
1 << 16; // do linux clone exit parent notification
static constexpr auto RFTSIGZMB =
1 << 19; // select signal for exit parent notification
static constexpr auto RFTSIGSHIFT =
20; // selected signal number is in bits 20-27
static constexpr auto RFTSIGMASK = 0xFF;
static constexpr auto RFPROCDESC = 1 << 28; // return a process descriptor
static constexpr auto RFPPWAIT =
1 << 31; // parent sleeps until child exits (vfork)
} // namespace orbis