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bsd-user: Implement mkfifo and mkfifoat 

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Warner Losh 2022-06-16 08:02:52 -06:00
parent 17a4d13cea
commit 5fbd8011ff
2 changed files with 35 additions and 0 deletions
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27
bsd-user/bsd-file.h
View File

@ -867,4 +867,31 @@ static abi_long do_bsd_flock(abi_long arg1, abi_long arg2)
return get_errno(flock(arg1, arg2));
}
/* mkfifo(2) */
static abi_long do_bsd_mkfifo(abi_long arg1, abi_long arg2)
{
abi_long ret;
void *p;
LOCK_PATH(p, arg1);
ret = get_errno(mkfifo(p, arg2)); /* XXX path(p)? */
UNLOCK_PATH(p, arg1);
return ret;
}
/* mkfifoat(2) */
static abi_long do_bsd_mkfifoat(abi_long arg1, abi_long arg2,
abi_long arg3)
{
abi_long ret;
void *p;
LOCK_PATH(p, arg2);
ret = get_errno(mkfifoat(arg1, p, arg3));
UNLOCK_PATH(p, arg2);
return ret;
}
#endif /* BSD_FILE_H */

8
bsd-user/freebsd/os-syscall.c
View File

@ -467,6 +467,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_flock(arg1, arg2);
break;
case TARGET_FREEBSD_NR_mkfifo: /* mkfifo(2) */
ret = do_bsd_mkfifo(arg1, arg2);
break;
case TARGET_FREEBSD_NR_mkfifoat: /* mkfifoat(2) */
ret = do_bsd_mkfifoat(arg1, arg2, arg3);
break;
default:
qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
ret = -TARGET_ENOSYS;