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@@ -68,6 +68,7 @@
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#include <stdarg.h>
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#if !RT_USING_LIBC_ISO_ONLY
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#include <sys/types.h>
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+#include <sys/errno.h>
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#if defined(RT_USING_SIGNALS) || defined(RT_USING_SMART)
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#include <sys/signal.h>
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#endif /* defined(RT_USING_SIGNALS) || defined(RT_USING_SMART) */
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@@ -396,27 +397,44 @@ typedef int (*init_fn_t)(void);
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#endif
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/**
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- * @addtogroup Error
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+ * @addtogroup Error Code
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*/
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/**@{*/
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/* RT-Thread error code definitions */
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+#if defined(RT_USING_LIBC) && !RT_USING_LIBC_ISO_ONLY
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+/* POSIX error code compatible */
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+#define RT_EOK 0 /**< There is no error */
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+#define RT_ERROR 255 /**< A generic/unknown error happens */
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+#define RT_ETIMEOUT ETIMEDOUT /**< Timed out */
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+#define RT_EFULL ENOSPC /**< The resource is full */
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+#define RT_EEMPTY ENODATA /**< The resource is empty */
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+#define RT_ENOMEM ENOMEM /**< No memory */
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+#define RT_ENOSYS ENOSYS /**< Function not implemented */
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+#define RT_EBUSY EBUSY /**< Busy */
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+#define RT_EIO EIO /**< IO error */
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+#define RT_EINTR EINTR /**< Interrupted system call */
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+#define RT_EINVAL EINVAL /**< Invalid argument */
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+#define RT_ENOENT ENOENT /**< No entry */
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+#define RT_ENOSPC ENOSPC /**< No space left */
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+#define RT_EPERM EPERM /**< Operation not permitted */
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+#else
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#define RT_EOK 0 /**< There is no error */
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-#define RT_ERROR 1 /**< A generic error happens */
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+#define RT_ERROR 1 /**< A generic/unknown error happens */
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#define RT_ETIMEOUT 2 /**< Timed out */
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#define RT_EFULL 3 /**< The resource is full */
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#define RT_EEMPTY 4 /**< The resource is empty */
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#define RT_ENOMEM 5 /**< No memory */
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-#define RT_ENOSYS 6 /**< No system */
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+#define RT_ENOSYS 6 /**< Function not implemented */
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#define RT_EBUSY 7 /**< Busy */
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#define RT_EIO 8 /**< IO error */
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#define RT_EINTR 9 /**< Interrupted system call */
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#define RT_EINVAL 10 /**< Invalid argument */
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-#define RT_ETRAP 11 /**< Trap event */
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-#define RT_ENOENT 12 /**< No entry */
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-#define RT_ENOSPC 13 /**< No space left */
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-#define RT_EPERM 14 /**< Operation not permitted */
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+#define RT_ENOENT 11 /**< No entry */
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+#define RT_ENOSPC 12 /**< No space left */
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+#define RT_EPERM 13 /**< Operation not permitted */
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+#endif /* defined(RT_USING_LIBC) && !RT_USING_LIBC_ISO_ONLY */
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/**@}*/
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Meco Man