xl: console connection: Print errno value from exec

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Acked-by: Ian Campbell <Ian.Campbell@citrix.com>

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 27b6f405a2027985cae720d2325d3a6b67005388..8389468a5d1ab5dd86fe1d804c2cd54bbaf1a869 100644 (file)
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -1997,7 +1997,7 @@ static void autoconnect_console(libxl_ctx *ctx_ignored,
     sleep(1);
     libxl_primary_console_exec(ctx, bldomid);
     /* Do not return. xl continued in child process */
-    fprintf(stderr, "Unable to attach console\n");
+    perror("xl: unable to exec console client");
     _exit(1);
 }