From: Stacey Son <s...@freebsd.org>
Signed-off-by: Stacey Son <s...@freebsd.org>
Signed-off-by: Karim Taha <kariem.taha...@gmail.com>
Reviewed-by: Warner Losh <i...@bsdimp.com>
Message-Id: <20230925182425.3163-19-kariem.taha...@gmail.com>
---
bsd-user/bsd-proc.h | 24 ++++++++++++++++++++++++
bsd-user/freebsd/os-syscall.c | 8 ++++++++
2 files changed, 32 insertions(+)
diff --git a/bsd-user/bsd-proc.h b/bsd-user/bsd-proc.h
index 2c1a9ae22fa..9a8912361f6 100644
--- a/bsd-user/bsd-proc.h
+++ b/bsd-user/bsd-proc.h
@@ -390,4 +390,28 @@ static inline abi_long do_bsd_ptrace(abi_long arg1,
abi_long arg2,
return -TARGET_ENOSYS;
}
+/* getpriority(2) */
+static inline abi_long do_bsd_getpriority(abi_long which, abi_long who)
+{
+ abi_long ret;
+ /*
+ * Note that negative values are valid for getpriority, so we must
+ * differentiate based on errno settings.
+ */
+ errno = 0;
+ ret = getpriority(which, who);
+ if (ret == -1 && errno != 0) {
+ return -host_to_target_errno(errno);
+ }
+
+ return ret;
+}
+
+/* setpriority(2) */
+static inline abi_long do_bsd_setpriority(abi_long which, abi_long who,
+ abi_long prio)
+{
+ return get_errno(setpriority(which, who, prio));
+}
+
#endif /* !BSD_PROC_H_ */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 1a760b13808..71a2657dd0f 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -359,6 +359,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num,
abi_long arg1,
ret = do_bsd_ptrace(arg1, arg2, arg3, arg4);
break;
+ case TARGET_FREEBSD_NR_getpriority: /* getpriority(2) */
+ ret = do_bsd_getpriority(arg1, arg2);
+ break;
+
+ case TARGET_FREEBSD_NR_setpriority: /* setpriority(2) */
+ ret = do_bsd_setpriority(arg1, arg2, arg3);
+ break;
+
/*
* File system calls.
--
2.41.0
