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Fix some issues

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Justine Tunney 2023-10-09 20:18:48 -07:00
parent 211d5d902e
commit 9d372f48dd
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GPG key ID: BE714B4575D6E328
29 changed files with 373 additions and 63 deletions
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42
libc/thread/sem_open.c
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@ -20,6 +20,7 @@
#include "libc/calls/blockcancel.internal.h"
#include "libc/calls/calls.h"
#include "libc/calls/struct/stat.h"
#include "libc/calls/syscall-sysv.internal.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/intrin/atomic.h"
@ -27,6 +28,7 @@
#include "libc/limits.h"
#include "libc/mem/mem.h"
#include "libc/runtime/runtime.h"
#include "libc/runtime/syslib.internal.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/at.h"
#include "libc/sysv/consts/map.h"
@ -173,15 +175,32 @@ sem_t *sem_open(const char *name, int oflag, ...) {
struct Semaphore *s;
char pathbuf[PATH_MAX];
unsigned mode = 0, value = 0;
va_start(va, oflag);
mode = va_arg(va, unsigned);
value = va_arg(va, unsigned);
va_end(va);
#if 0
if (IsXnuSilicon()) {
long kernel;
if (!(sem = calloc(1, sizeof(sem_t)))) return SEM_FAILED;
sem->sem_magic = SEM_MAGIC_KERNEL;
kernel = _sysret(__syslib->__sem_open(name, oflag, mode, value));
if (kernel == -1) {
free(sem);
return SEM_FAILED;
}
sem->sem_magic = SEM_MAGIC_KERNEL;
sem->sem_kernel = (int *)kernel;
}
#endif
if (oflag & ~(O_CREAT | O_EXCL)) {
einval();
return SEM_FAILED;
}
if (oflag & O_CREAT) {
va_start(va, oflag);
mode = va_arg(va, unsigned);
value = va_arg(va, unsigned);
va_end(va);
if (value > SEM_VALUE_MAX) {
einval();
return SEM_FAILED;
@ -250,6 +269,14 @@ int sem_close(sem_t *sem) {
int prefs;
bool unmap, delete;
struct Semaphore *s, **p;
#if 0
if (IsXnuSilicon()) {
npassert(sem->sem_magic == SEM_MAGIC_KERNEL);
return _sysret(__syslib->__sem_close(sem->sem_kernel));
}
#endif
npassert(sem->sem_magic == SEM_MAGIC_NAMED);
sem_open_init();
sem_open_lock();
@ -298,6 +325,13 @@ int sem_unlink(const char *name) {
int rc, e = errno;
struct Semaphore *s;
char pathbuf[PATH_MAX];
#if 0
if (IsXnuSilicon()) {
return _sysret(__syslib->__sem_unlink(name));
}
#endif
if (!(path = sem_path_np(name, pathbuf, sizeof(pathbuf)))) return -1;
if ((rc = unlink(path)) == -1 && IsWindows() && errno == EACCES) {
sem_open_init();