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rsc 2003-09-30 17:47:41 +00:00
parent 5f7d5e8d18
commit b2cfc4e2e7
242 changed files with 18177 additions and 0 deletions
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33
src/lib9/ffork-FreeBSD.c Normal file
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#include <lib9.h>
extern int __isthreaded;
int
ffork(int flags, void(*fn)(void*), void *arg)
{
void *p;
__isthreaded = 1;
p = malloc(16384);
if(p == nil)
return -1;
memset(p, 0xFE, 16384);
return rfork_thread(RFPROC|flags, (char*)p+16000, (int(*)(void*))fn, arg);
}
/*
* For FreeBSD libc.
*/
typedef struct {
volatile long access_lock;
volatile long lock_owner;
volatile char *fname;
volatile int lineno;
} spinlock_t;
void
_spinlock(spinlock_t *lk)
{
lock((Lock*)&lk->access_lock);
}