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-rw-r--r--components/drivers/include/drivers/spi.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/components/drivers/include/drivers/spi.h b/components/drivers/include/drivers/spi.h
index 65d9b26cb5..a9faf933ad 100644
--- a/components/drivers/include/drivers/spi.h
+++ b/components/drivers/include/drivers/spi.h
@@ -9,13 +9,19 @@
*
* Change Logs:
* Date Author Notes
+ * 2012-11-23 Bernard Add extern "C"
*/
#ifndef __SPI_H__
#define __SPI_H__
+#include <stdlib.h>
#include <rtthread.h>
+#ifdef __cplusplus
+extern "C"{
+#endif
+
#define RT_SPI_CPHA (1<<0) /* bit[0]:CPHA, clock phase */
#define RT_SPI_CPOL (1<<1) /* bit[1]:CPOL, clock polarity */
/**
@@ -247,4 +253,8 @@ rt_inline void rt_spi_message_append(struct rt_spi_message *list,
message->next = RT_NULL;
}
+#ifdef __cplusplus
+}
+#endif
+
#endif