diff options
Diffstat (limited to 'components/libdl/dlopen.c')
| -rw-r--r-- | components/libdl/dlopen.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/components/libdl/dlopen.c b/components/libdl/dlopen.c new file mode 100644 index 0000000000..d392a94523 --- /dev/null +++ b/components/libdl/dlopen.c @@ -0,0 +1,39 @@ +/*
+ * File : dlopen.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2010-11-17 yi.qiu first version
+ */
+
+#include <rtthread.h>
+#include <rtm.h>
+
+void* rt_dlopen(const char *filename, int flags)
+{
+ rt_module_t module;
+
+ RT_ASSERT(filename != RT_NULL);
+
+ /* find in module list */
+ module = rt_module_find(filename);
+
+ if(module)
+ {
+ module->nref++;
+ return (void*)module;
+ }
+ else
+ {
+ module = rt_module_open(filename);
+ }
+}
+
+RTM_EXPORT(rt_dlopen)
+
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