Merge branch '1.3'

Conflicts:
	doc/apiref.rst
	src/jansson_private.h

src/Makefile.am

@@ -17,4 +17,7 @@ libjansson_la_LDFLAGS = \
 	-export-symbols-regex '^json_' \
 	-version-info 3:0:3
 
+if GCC
+# These flags are gcc specific
 AM_CFLAGS = -Wall -Wextra -Werror
+endif

src/jansson.h

@@ -113,7 +113,7 @@ int json_object_set_nocheck(json_t *object, const char *key, json_t *value)
     return json_object_set_new_nocheck(object, key, json_incref(value));
 }
 
-static inline
+static JSON_INLINE
 int json_object_iter_set(json_t *object, void *iter, json_t *value)
 {
     return json_object_iter_set_new(object, iter, json_incref(value));

src/jansson_private.h

@@ -8,11 +8,12 @@
 #ifndef JANSSON_PRIVATE_H
 #define JANSSON_PRIVATE_H
 
+#include <stddef.h>
 #include "jansson.h"
 #include "hashtable.h"
 
 #define container_of(ptr_, type_, member_)  \
-    ((type_ *)((char *)ptr_ - (size_t)&((type_ *)0)->member_))
+    ((type_ *)((char *)ptr_ - offsetof(type_, member_)))
 
 typedef struct {
     json_t json;
@@ -52,7 +53,7 @@ typedef struct {
 
 typedef struct {
     size_t serial;
-    char key[];
+    char key[1];
 } object_key_t;
 
 const object_key_t *jsonp_object_iter_fullkey(void *iter);

src/value.c

@@ -9,6 +9,7 @@
 
 #include <config.h>
 
+#include <stddef.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -124,9 +125,11 @@ int json_object_set_new_nocheck(json_t *json, const char *key, json_t *value)
     }
     object = json_to_object(json);
 
-    k = malloc(sizeof(object_key_t) + strlen(key) + 1);
-    if(!k)
-        return -1;
+    /* offsetof(...) returns the size of object_key_t without the
+       last, flexible member. This way, the correct amount is
+       allocated. */
+    k = malloc(offsetof(object_key_t, key) +
+    strlen(key) + 1); if(!k) return -1;
 
     k->serial = object->serial++;
     strcpy(k->key, key);