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Improve system calls

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- Wrap clock_getres()
- Wrap sched_setscheduler()
- Make sleep() api conformant
- Polyfill sleep() using select()
- Improve clock_gettime() polyfill
- Make nanosleep() POSIX conformant
- Slightly improve some DNS functions
- Further strengthen pledge() sandboxing
- Improve rounding of timeval / timespec
- Allow layering of pledge() calls on Linux
- Polyfill sched_yield() using select() on XNU
- Delete more system constants we probably don't need
This commit is contained in:
Justine Tunney 2022-07-08 06:29:24 -07:00
parent 5df3e4e7a8
commit 853b6c3864
330 changed files with 1971 additions and 1223 deletions
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10
libc/calls/addrusage.c
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@ -16,15 +16,15 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/math.h"
#include "libc/calls/struct/rusage.h"
#include "libc/macros.internal.h"
/**
* Adds resource usages.
* Accumulates resource statistics in `y` to `x`.
*/
void AddRusage(struct rusage *x, const struct rusage *y) {
x->ru_utime = AddTimeval(x->ru_utime, y->ru_utime);
x->ru_stime = AddTimeval(x->ru_stime, y->ru_stime);
void _addrusage(struct rusage *x, const struct rusage *y) {
x->ru_utime = _timeval_add(x->ru_utime, y->ru_utime);
x->ru_stime = _timeval_add(x->ru_stime, y->ru_stime);
x->ru_maxrss = MAX(x->ru_maxrss, y->ru_maxrss);
x->ru_ixrss += y->ru_ixrss;
x->ru_idrss += y->ru_idrss;