From 4bff1b5ebcffc1488649199b88d3602184edf7f3 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 24 Jun 2012 23:58:37 +0200
Subject: [PATCH] fix env var handling, add support for filling blobmsg_list
 from arrays

---
 instance.c | 6 +++---
 utils.c    | 7 +++++--
 utils.h    | 2 +-
 3 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/instance.c b/instance.c
index cc839d7..c70fff6 100644
--- a/instance.c
+++ b/instance.c
@@ -30,7 +30,7 @@ instance_run(struct service_instance *in)
 		argc++;
 
 	blobmsg_list_for_each(&in->env, var)
-		putenv(blobmsg_data(var->data));
+		setenv(blobmsg_name(var->data), blobmsg_data(var->data), 1);
 
 	argv = alloca(sizeof(char *) * argc);
 	argc = 0;
@@ -149,13 +149,13 @@ instance_config_parse(struct service_instance *in)
 	if ((cur = tb[INSTANCE_ATTR_ENV])) {
 		if (!blobmsg_check_attr_list(cur, BLOBMSG_TYPE_STRING))
 			return false;
-		blobmsg_list_fill(&in->env, blobmsg_data(cur), blobmsg_data_len(cur));
+		blobmsg_list_fill(&in->env, blobmsg_data(cur), blobmsg_data_len(cur), false);
 	}
 
 	if ((cur = tb[INSTANCE_ATTR_DATA])) {
 		if (!blobmsg_check_attr_list(cur, BLOBMSG_TYPE_STRING))
 			return false;
-		blobmsg_list_fill(&in->data, blobmsg_data(cur), blobmsg_data_len(cur));
+		blobmsg_list_fill(&in->data, blobmsg_data(cur), blobmsg_data_len(cur), false);
 	}
 
 	return true;
diff --git a/utils.c b/utils.c
index 88ed8c1..0f9ce74 100644
--- a/utils.c
+++ b/utils.c
@@ -11,7 +11,7 @@ __blobmsg_list_init(struct blobmsg_list *list, int offset, int len)
 }
 
 int
-blobmsg_list_fill(struct blobmsg_list *list, void *data, int len)
+blobmsg_list_fill(struct blobmsg_list *list, void *data, int len, bool array)
 {
 	struct avl_tree *tree = &list->avl;
 	struct blobmsg_list_node *node;
@@ -29,7 +29,10 @@ blobmsg_list_fill(struct blobmsg_list *list, void *data, int len)
 			return -1;
 
 		node = (void *) ((char *)ptr + list->node_offset);
-		node->avl.key = blobmsg_name(cur);
+		if (array)
+			node->avl.key = blobmsg_data(cur);
+		else
+			node->avl.key = blobmsg_name(cur);
 		node->data = cur;
 		if (avl_insert(tree, &node->avl)) {
 			free(ptr);
diff --git a/utils.h b/utils.h
index 7ee65a0..e20169a 100644
--- a/utils.h
+++ b/utils.h
@@ -26,7 +26,7 @@ struct blobmsg_list_node {
 	avl_for_each_element(&(list)->avl, element, avl)
 
 void __blobmsg_list_init(struct blobmsg_list *list, int offset, int len);
-int blobmsg_list_fill(struct blobmsg_list *list, void *data, int len);
+int blobmsg_list_fill(struct blobmsg_list *list, void *data, int len, bool array);
 void blobmsg_list_free(struct blobmsg_list *list);
 bool blobmsg_list_equal(struct blobmsg_list *l1, struct blobmsg_list *l2);
 void blobmsg_list_move(struct blobmsg_list *list, struct blobmsg_list *src);
-- 
2.11.0