poky/meta/recipes-core/systemd/systemd/0022-don-t-use-glibc-specific-qsort_r.patch

From d343757d629402c70ca8e5eaa551deaf175c96f3 Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <systemd@esmil.dk>
Date: Thu, 18 Sep 2014 15:24:56 +0200
Subject: [PATCH 22/31] don't use glibc-specific qsort_r

Upstream-Status: Pending

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 src/hwdb/hwdb.c         | 18 +++++++++++-------
 src/udev/udevadm-hwdb.c | 16 ++++++++++------
 2 files changed, 21 insertions(+), 13 deletions(-)

diff --git a/src/hwdb/hwdb.c b/src/hwdb/hwdb.c
index 4540260f9..81aca7a9b 100644
--- a/src/hwdb/hwdb.c
+++ b/src/hwdb/hwdb.c
@@ -152,13 +152,12 @@ static void trie_free(struct trie *trie) {
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(struct trie*, trie_free);
 
-static int trie_values_cmp(const void *v1, const void *v2, void *arg) {
+static struct trie *trie_node_add_value_trie;
+static int trie_values_cmp(const void *v1, const void *v2) {
         const struct trie_value_entry *val1 = v1;
         const struct trie_value_entry *val2 = v2;
-        struct trie *trie = arg;
-
-        return strcmp(trie->strings->buf + val1->key_off,
-                      trie->strings->buf + val2->key_off);
+        return strcmp(trie_node_add_value_trie->strings->buf + val1->key_off,
+                      trie_node_add_value_trie->strings->buf + val2->key_off);
 }
 
 static int trie_node_add_value(struct trie *trie, struct trie_node *node,
@@ -183,7 +182,10 @@ static int trie_node_add_value(struct trie *trie, struct trie_node *node,
                         .value_off = v,
                 };
 
-                val = xbsearch_r(&search, node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp, trie);
+                trie_node_add_value_trie = trie;
+                val = bsearch(&search, node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp);
+                trie_node_add_value_trie = NULL;
+
                 if (val) {
                         /* At this point we have 2 identical properties on the same match-string.
                          * Since we process files in order, we just replace the previous value.
@@ -208,7 +210,9 @@ static int trie_node_add_value(struct trie *trie, struct trie_node *node,
         node->values[node->values_count].file_priority = file_priority;
         node->values[node->values_count].line_number = line_number;
         node->values_count++;
-        qsort_r(node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp, trie);
+        trie_node_add_value_trie = trie;
+        qsort(node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp);
+        trie_node_add_value_trie = NULL;
         return 0;
 }
 
diff --git a/src/udev/udevadm-hwdb.c b/src/udev/udevadm-hwdb.c
index ab5dc7ab6..c777e30ab 100644
--- a/src/udev/udevadm-hwdb.c
+++ b/src/udev/udevadm-hwdb.c
@@ -130,13 +130,13 @@ static void trie_node_cleanup(struct trie_node *node) {
         free(node);
 }
 
-static int trie_values_cmp(const void *v1, const void *v2, void *arg) {
+static struct trie *trie_node_add_value_trie;
+static int trie_values_cmp(const void *v1, const void *v2) {
         const struct trie_value_entry *val1 = v1;
         const struct trie_value_entry *val2 = v2;
-        struct trie *trie = arg;
 
-        return strcmp(trie->strings->buf + val1->key_off,
-                      trie->strings->buf + val2->key_off);
+        return strcmp(trie_node_add_value_trie->strings->buf + val1->key_off,
+                      trie_node_add_value_trie->strings->buf + val2->key_off);
 }
 
 static int trie_node_add_value(struct trie *trie, struct trie_node *node,
@@ -157,7 +157,9 @@ static int trie_node_add_value(struct trie *trie, struct trie_node *node,
                         .value_off = v,
                 };
 
-                val = xbsearch_r(&search, node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp, trie);
+                trie_node_add_value_trie = trie;
+                val = bsearch(&search, node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp);
+                trie_node_add_value_trie = NULL;
                 if (val) {
                         /* replace existing earlier key with new value */
                         val->value_off = v;
@@ -174,7 +176,9 @@ static int trie_node_add_value(struct trie *trie, struct trie_node *node,
         node->values[node->values_count].key_off = k;
         node->values[node->values_count].value_off = v;
         node->values_count++;
-        qsort_r(node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp, trie);
+        trie_node_add_value_trie = trie;
+        qsort(node->values, node->values_count, sizeof(struct trie_value_entry), trie_values_cmp);
+        trie_node_add_value_trie = NULL;
         return 0;
 }
 
-- 
2.13.0