From: Richard Henderson <rth@twiddle.net>
Date: Sat, 15 Sep 2012 20:20:46 +0000 (-0700)
Subject: linux-user: Implement gethostname
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=3d21d29c32380384e5ee5b804d0b0bf720469d97;p=qemu.git

linux-user: Implement gethostname

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
---

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 038aefe548..89c74ada23 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8867,6 +8867,19 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         }
         break;
     }
+#endif
+#ifdef TARGET_NR_gethostname
+    case TARGET_NR_gethostname:
+    {
+        char *name = lock_user(VERIFY_WRITE, arg1, arg2, 0);
+        if (name) {
+            ret = get_errno(gethostname(name, arg2));
+            unlock_user(name, arg1, arg2);
+        } else {
+            ret = -TARGET_EFAULT;
+        }
+        break;
+    }
 #endif
     default:
     unimplemented: