RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-14 09:24:57 +00:00
Code Issues Activity Actions

LibC: Add POSIX spec comments for sched APIs

Browse source
This commit is contained in:
Brian Gianforcaro 2021-12-20 01:30:18 -08:00 • committed by Brian Gianforcaro
parent 6db9b6cf79
commit 0f53e0aaea
1 changed files with 5 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Userland/Libraries/LibC/sched.cpp
View file

@ -10,28 +10,33 @@
extern "C" {
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_yield.html
int sched_yield()
{
int rc = syscall(SC_yield);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_get_priority_min.html
int sched_get_priority_min([[maybe_unused]] int policy)
{
return 0; // Idle
}
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_get_priority_max.html
int sched_get_priority_max([[maybe_unused]] int policy)
{
return 3; // High
}
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_setparam.html
int sched_setparam(pid_t pid, const struct sched_param* param)
{
int rc = syscall(SC_sched_setparam, pid, param);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_getparam.html
int sched_getparam(pid_t pid, struct sched_param* param)
{
int rc = syscall(SC_sched_getparam, pid, param);