75 lines
1.2 KiB
C
75 lines
1.2 KiB
C
/**
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* @defgroup errno Errno
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* @ingroup libc
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*/
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#ifndef _ERRNO_H
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#define _ERRNO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <features.h>
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#include <bits/errno.h>
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#ifdef __XLT_OS__
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/**
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* @ingroup errno
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*
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* @par Description:
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* The set_errno() function sets the error code.
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*
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* @attention
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* <ul>
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* <li>The set_errno() function is not a standard C Library Function.</li>
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* </ul>
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*
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* @retval #void None.
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*
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* @par Dependency:
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* <ul><li>errno.h</li></ul>
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* @see get_errno
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* @since Huawei LiteOS V100R001C00
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*/
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void set_errno(int errcode);
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/**
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* @ingroup errno
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*
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* @par Description:
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* The get_errno() function gets the error code.
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*
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* @attention
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* <ul>
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* <li>The get_errno() function is not a standard C Library Function.</li>
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* </ul>
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*
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* @retval #int The get_errno() returns the error code.
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*
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* @par Dependency:
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* <ul><li>errno.h</li></ul>
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* @see set_errno
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* @since Huawei LiteOS V100R001C00
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*/
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int get_errno(void);
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#endif
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#ifdef __GNUC__
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__attribute__((const))
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#endif
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int *__errno_location(void);
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#define errno (*__errno_location())
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#ifdef _GNU_SOURCE
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extern char *program_invocation_short_name, *program_invocation_name;
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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