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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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13
libc/calls/utimensat-xnu.c
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@ -18,6 +18,7 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/internal.h"
#include "libc/calls/struct/stat.h"
#include "libc/fmt/conv.h"
#include "libc/nexgen32e/nexgen32e.h"
#include "libc/sysv/consts/at.h"
#include "libc/sysv/consts/utime.h"
@ -40,20 +41,16 @@ int sys_utimensat_xnu(int dirfd, const char *path, const struct timespec ts[2],
if (ts[0].tv_nsec == UTIME_NOW) {
tv[0] = now;
} else if (ts[0].tv_nsec == UTIME_OMIT) {
tv[0].tv_sec = st.st_atim.tv_sec;
tv[0].tv_usec = st.st_atim.tv_nsec / 1000;
tv[0] = _timespec2timeval(st.st_atim);
} else {
tv[0].tv_sec = ts[0].tv_sec;
tv[0].tv_usec = ts[0].tv_nsec / 1000;
tv[0] = _timespec2timeval(ts[0]);
}
if (ts[1].tv_nsec == UTIME_NOW) {
tv[1] = now;
} else if (ts[1].tv_nsec == UTIME_OMIT) {
tv[1].tv_sec = st.st_mtim.tv_sec;
tv[1].tv_usec = st.st_mtim.tv_nsec / 1000;
tv[1] = _timespec2timeval(st.st_mtim);
} else {
tv[1].tv_sec = ts[1].tv_sec;
tv[1].tv_usec = ts[1].tv_nsec / 1000;
tv[1] = _timespec2timeval(ts[1]);
}
} else {
tv[0] = now;