kaguya
64 lines
1.2 KiB
C++
64 lines
1.2 KiB
C++
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#include <bits/ensure.h>
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#include <errno.h>
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#include <limits.h>
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#include <sched.h>
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#include <mlibc/debug.hpp>
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#include <mlibc/posix-sysdeps.hpp>
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int sched_yield(void) {
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if(mlibc::sys_yield) {
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mlibc::sys_yield();
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}else{
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// Missing sched_yield() is not an error.
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MLIBC_MISSING_SYSDEP();
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}
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return 0;
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}
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int sched_get_priority_max(int policy) {
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int res = 0;
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auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_get_max_priority, -1);
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if(int e = sysdep(policy, &res); e) {
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errno = e;
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return -1;
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}
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return res;
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}
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int sched_get_priority_min(int policy) {
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int res = 0;
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auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_get_min_priority, -1);
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if(int e = sysdep(policy, &res); e) {
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errno = e;
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return -1;
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}
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return res;
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}
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int sched_setscheduler(pid_t, int, const struct sched_param *) {
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__ensure(!"Not implemented");
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__builtin_unreachable();
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}
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int sched_getparam(pid_t pid, struct sched_param *param) {
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auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_getparam, -1);
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if(int e = sysdep(pid, param); e) {
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errno = e;
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return -1;
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}
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return 0;
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}
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int sched_setparam(pid_t pid, const struct sched_param *param) {
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auto sysdep = MLIBC_CHECK_OR_ENOSYS(mlibc::sys_setparam, -1);
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if(int e = sysdep(pid, param); e) {
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errno = e;
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return -1;
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}
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return 0;
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}
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