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Merge branch 'experiments/posix_fs' into feature/spiffs

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This commit is contained in:
sheinz 2016-07-14 15:26:32 +03:00
commit 6484c57737
5 changed files with 71 additions and 6 deletions
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20
core/newlib_syscalls.c
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@ -41,7 +41,7 @@ IRAM caddr_t _sbrk_r (struct _reent *r, int incr)
}
/* syscall implementation for stdio write to UART */
long _write_r(struct _reent *r, int fd, const char *ptr, int len )
__attribute__((weak)) long _write_r(struct _reent *r, int fd, const char *ptr, int len )
{
if(fd != r->_stdout->_file) {
r->_errno = EBADF;
@ -79,10 +79,20 @@ __attribute__((weak)) long _read_r( struct _reent *r, int fd, char *ptr, int len
/* Stub syscall implementations follow, to allow compiling newlib functions that
pull these in via various codepaths
*/
__attribute__((alias("syscall_returns_enosys"))) int _open_r(struct _reent *r, const char *pathname, int flags, int mode);
__attribute__((alias("syscall_returns_enosys"))) int _fstat_r(struct _reent *r, int fd, void *buf);
__attribute__((alias("syscall_returns_enosys"))) int _close_r(struct _reent *r, int fd);
__attribute__((alias("syscall_returns_enosys"))) off_t _lseek_r(struct _reent *r, int fd, off_t offset, int whence);
__attribute__((weak, alias("syscall_returns_enosys")))
int _open_r(struct _reent *r, const char *pathname, int flags, int mode);
__attribute__((weak, alias("syscall_returns_enosys")))
int _close_r(struct _reent *r, int fd);
__attribute__((weak, alias("syscall_returns_enosys")))
int _unlink_r(struct _reent *r, const char *path);
__attribute__((alias("syscall_returns_enosys")))
int _fstat_r(struct _reent *r, int fd, void *buf);
__attribute__((alias("syscall_returns_enosys")))
off_t _lseek_r(struct _reent *r, int fd, off_t offset, int whence);
/* Generic stub for any newlib syscall that fails with errno ENOSYS
("Function not implemented") and a return value equivalent to