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Defined in rt_sys.h, this function puts the file pointer at offset pos from the beginning of the file.


int _sys_seek(FILEHANDLE fh, long pos);


This function sets the current read or write position to the new location pos relative to the start of the current file fh.


The result is:

  • non-negative if no error occurs

  • negative if an error occurs.

See also


Using ARM C and C++ Libraries and Floating-Point Support: