* Applied patch by Romain Picard: added support for the GNU extension dladdr(),

thanks!
* This closes ticket #2818.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@28308 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/posix/dlfcn.h

@@ -1,8 +1,10 @@
+/*
+ * Copyright 2003-2008, Haiku Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
 #ifndef _DLFCN_H
 #define	_DLFCN_H
-/*
-** Distributed under the terms of the OpenBeOS License.
-*/
+
 
 #include <sys/types.h>
 
@@ -17,10 +19,19 @@
 extern "C" {
 #endif
 
+/* This is a gnu extension for the dladdr function */
+typedef struct {
+   const char *dli_fname;  /* Filename of defining object */
+   void *dli_fbase;        /* Load address of that object */
+   const char *dli_sname;  /* Name of nearest lower symbol */
+   void *dli_saddr;        /* Exact value of nearest symbol */
+} Dl_info;
+
 extern int	dlclose(void *image);
 extern char	*dlerror(void);
 extern void	*dlopen(const char *path, int mode);
 extern void *dlsym(void *image, const char *symbolName);
+extern int dladdr(void *addr, Dl_info *info);
 
 #ifdef __cplusplus
 }