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[libc] Fix the _EXFUN issue in newlib

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This commit is contained in:
Bernard Xiong
2018-11-10 16:58:07 +08:00
parent b69baa9658
commit e108dfe4a5
3 changed files with 14 additions and 12 deletions
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components/dfs/include/dfs_posix.h
+3 -1
View File
@@ -41,13 +41,15 @@ int closedir(DIR* d);
/* file api*/
int open(const char *file, int flags, ...);
int close(int d);
#ifdef RT_USING_NEWLIB
#if defined(RT_USING_NEWLIB) && defined(_EXFUN)
_READ_WRITE_RETURN_TYPE _EXFUN(read, (int __fd, void *__buf, size_t __nbyte));
_READ_WRITE_RETURN_TYPE _EXFUN(write, (int __fd, const void *__buf, size_t __nbyte));
#else
int read(int fd, void *buf, size_t len);
int write(int fd, const void *buf, size_t len);
#endif
off_t lseek(int fd, off_t offset, int whence);
int rename(const char *from, const char *to);
int unlink(const char *pathname);
components/dfs/src/dfs_posix.c
+2 -2
View File
@@ -110,7 +110,7 @@ RTM_EXPORT(close);
* @return the actual read data buffer length. If the returned value is 0, it
* may be reach the end of file, please check errno.
*/
#ifdef RT_USING_NEWLIB
#if defined(RT_USING_NEWLIB) && defined(_EXFUN)
_READ_WRITE_RETURN_TYPE _EXFUN(read, (int fd, void *buf, size_t len))
#else
int read(int fd, void *buf, size_t len)
@@ -154,7 +154,7 @@ RTM_EXPORT(read);
*
* @return the actual written data buffer length.
*/
#ifdef RT_USING_NEWLIB
#if defined(RT_USING_NEWLIB) && defined(_EXFUN)
_READ_WRITE_RETURN_TYPE _EXFUN(write, (int fd, const void *buf, size_t len))
#else
int write(int fd, const void *buf, size_t len)