[Qemu-devel] [PATCH 4/4] linux-user: Treat --foo options the same as -foo

[Meador Inge]

The system mode binaries provide a similiar alias
and it makes common options like --version and --help
work as expected.

Signed-off-by: Meador Inge <address@hidden>
---
 linux-user/main.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/linux-user/main.c b/linux-user/main.c
index 9616d8e..8f6ca0d 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -3240,6 +3240,10 @@ static int parse_args(int argc, char **argv)
         if (!strcmp(r, "-")) {
             break;
         }
+        /* Treat --foo the same as -foo.  */
+        if (r[0] == '-') {
+            r++;
+        }
 
         for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) {
             if (!strcmp(r, arginfo->argv)) {
-- 
1.7.7.6