New upstream version 18.11-rc1upstream/18.11-rc1

Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/lib/librte_eal/common/rte_option.c b/lib/librte_eal/common/rte_option.c
new file mode 100644
index 00000000..02d59a86
--- /dev/null
+++ b/lib/librte_eal/common/rte_option.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Intel Corporation.
+ */
+
+#include <unistd.h>
+#include <string.h>
+
+#include <rte_eal.h>
+#include <rte_option.h>
+
+#include "eal_private.h"
+
+TAILQ_HEAD(rte_option_list, rte_option);
+
+struct rte_option_list rte_option_list =
+	TAILQ_HEAD_INITIALIZER(rte_option_list);
+
+static struct rte_option *option;
+
+int
+rte_option_parse(const char *opt)
+{
+	/* Check if the option is registered */
+	TAILQ_FOREACH(option, &rte_option_list, next) {
+		if (strcmp(opt, option->opt_str) == 0) {
+			option->enabled = 1;
+			return 0;
+		}
+	}
+
+	return -1;
+}
+
+void __rte_experimental
+rte_option_register(struct rte_option *opt)
+{
+	TAILQ_FOREACH(option, &rte_option_list, next) {
+		if (strcmp(opt->opt_str, option->opt_str) == 0)
+			RTE_LOG(INFO, EAL, "Option %s has already been registered.",
+					opt->opt_str);
+			return;
+	}
+
+	TAILQ_INSERT_HEAD(&rte_option_list, opt, next);
+}
+
+void
+rte_option_init(void)
+{
+	TAILQ_FOREACH(option, &rte_option_list, next) {
+		if (option->enabled)
+			option->cb();
+	}
+}