bsd-user: Implement rfork(2) system call.

[mirror_qemu.git] / bsd-user / bsd-proc.h

diff --git a/bsd-user/bsd-proc.h b/bsd-user/bsd-proc.h
index 2c1a9ae22faca4d97bd0078897670a522bb42cbe..9a8912361f670729e690b99bc26c8ecd03b4e73f 100644 (file)
--- 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_ */