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Add more sched.h content

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Justine Tunney 2023-11-18 08:08:15 -08:00
parent f7cfe03888
commit 545a8f4cb0
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GPG key ID: BE714B4575D6E328
3 changed files with 24 additions and 1 deletions
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14
libc/calls/struct/cpuset.h
View file

@ -24,6 +24,20 @@ void CPU_AND(cpu_set_t *, cpu_set_t *, cpu_set_t *);
void CPU_OR(cpu_set_t *, cpu_set_t *, cpu_set_t *);
void CPU_XOR(cpu_set_t *, cpu_set_t *, cpu_set_t *);
#define CPU_ALLOC_SIZE(n) \
((((n) + (8 * sizeof(long) - 1)) & -(8 * sizeof(long))) / sizeof(long))
#define CPU_ALLOC(n) ((cpu_set_t *)calloc(1, CPU_ALLOC_SIZE(n)))
#define CPU_FREE(set) free(set)
#define CPU_ZERO_S(size, set) memset(set, 0, size)
#define CPU_EQUAL_S(size, set1, set2) (!memcmp(set1, set2, size))
#define _CPU_S(i, size, set, op) \
((i) / 8U >= (size) ? 0 \
: (((unsigned long *)(set))[(i) / 8 / sizeof(long)] op( \
1UL << ((i) % (8 * sizeof(long))))))
#define CPU_SET_S(i, size, set) _CPU_S(i, size, set, |=)
#define CPU_CLR_S(i, size, set) _CPU_S(i, size, set, &= ~)
#define CPU_ISSET_S(i, size, set) _CPU_S(i, size, set, &)
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_STRUCT_CPUSET_H_ */

4
libc/dlopen/dlopen.c
View file

@ -632,7 +632,9 @@ static dontinline bool foreign_compile(char exe[hasatleast PATH_MAX]) {
return false;
}
int pid, ws;
char *args[] = {"cc", "-pie", "-fPIC", src, "-o", tmp, 0};
char *args[] = {
"cc", "-pie", "-fPIC", src, "-o", tmp, IsNetbsd() ? 0 : "-ldl", 0,
};
errno_t err = posix_spawnp(&pid, args[0], NULL, NULL, args, environ);
if (err) {
unlink(tmp);

7
libc/thread/pthread_setaffinity_np.c
View file

@ -27,6 +27,7 @@
#include "libc/nt/enum/threadaccess.h"
#include "libc/nt/runtime.h"
#include "libc/nt/thread.h"
#include "libc/str/str.h"
#include "libc/sysv/errfuns.h"
#include "libc/thread/posixthread.internal.h"
@ -51,8 +52,14 @@ static dontinline textwindows int sys_pthread_setaffinity_nt(
errno_t pthread_setaffinity_np(pthread_t thread, size_t size,
const cpu_set_t *bitset) {
int e, rc, tid;
cpu_set_t bs = {0};
struct PosixThread *pt;
e = errno;
if (size < sizeof(cpu_set_t)) {
memcpy(&bs, bitset, size);
bitset = &bs;
size = sizeof(cpu_set_t);
}
pt = (struct PosixThread *)thread;
tid = _pthread_tid(pt);
if (size != sizeof(cpu_set_t)) {