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Kernel/LibC: Add {get,set}pgrp()

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Bananymous
2023-08-22 11:36:33 +03:00
parent 0f6c19a1b7
commit c9243f0d1e
5 changed files with 26 additions and 0 deletions
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1
kernel/include/kernel/Process.h
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@@ -79,6 +79,7 @@ namespace Kernel
BAN::ErrorOr<long> sys_setegid(gid_t);
BAN::ErrorOr<long> sys_setreuid(uid_t, uid_t);
BAN::ErrorOr<long> sys_setregid(gid_t, gid_t);
BAN::ErrorOr<long> sys_setpgrp();
BAN::ErrorOr<long> sys_getuid() const { return m_credentials.ruid(); }
BAN::ErrorOr<long> sys_getgid() const { return m_credentials.rgid(); }

7
kernel/kernel/Process.cpp
View File

@@ -1137,6 +1137,13 @@ namespace Kernel
return 0;
}
BAN::ErrorOr<long> Process::sys_setpgrp()
{
LockGuard _(m_lock);
m_pgrp = pid();
return pgrp();
}
BAN::ErrorOr<BAN::String> Process::absolute_path_of(BAN::StringView path) const
{
ASSERT(m_lock.is_locked());

6
kernel/kernel/Syscall.cpp
View File

@@ -173,6 +173,12 @@ namespace Kernel
case SYS_GET_PID:
ret = Process::current().pid();
break;
case SYS_GET_PGRP:
ret = Process::current().pgrp();
break;
case SYS_SET_PGRP:
ret = Process::current().sys_setpgrp();
break;
default:
dwarnln("Unknown syscall {}", syscall);
break;