From: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Date: Sat, 6 Mar 2010 13:14:02 -0800
Subject: [PATCH 11/14][user-cr] restart: Define process_args()
Move the code that validates/processes the arguments into a separate
function.
Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
---
restart.c | 27 ++++++++++++++++++++-------
1 files changed, 20 insertions(+), 7 deletions(-)
diff --git a/restart.c b/restart.c
index b6ee23c..139f6db 100644
--- a/restart.c
+++ b/restart.c
@@ -379,14 +379,12 @@ static int freezer_register(struct ckpt_ctx *ctx, pid_t pid)
return ret;
}
-int app_restart(struct app_restart_args *args)
+/*
+ * Validate the specified arguments and initialize globals based on the
+ * arguments. Return 0 on success.
+ */
+int process_args(struct app_restart_args *args)
{
- struct ckpt_ctx ctx;
- int ret;
-
- memset(&ctx, 0, sizeof(ctx));
- ctx.args = args;
-
global_debug = args->debug;
global_verbose = args->verbose;
global_ulogfd = args->ulogfd;
@@ -406,6 +404,21 @@ int app_restart(struct app_restart_args *args)
if (args->klogfd < 0)
args->klogfd = CHECKPOINT_FD_NONE;
+ return 0;
+}
+
+int app_restart(struct app_restart_args *args)
+{
+ struct ckpt_ctx ctx;
+ int ret;
+
+ memset(&ctx, 0, sizeof(ctx));
+ ctx.args = args;
+
+ ret = process_args(args);
+ if (ret < 0)
+ return ret;
+
/* freezer preparation */
if (args->freezer && freezer_prepare(&ctx) < 0)
exit(1);
--
1.6.0.4
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