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Full Discussion: erroneous output
Top Forums Programming erroneous output Post 302126378 by blowtorch on Wednesday 11th of July 2007 08:56:44 AM
Old 07-11-2007
Quote:
Originally Posted by bishweshwar
why the last line is being read two times
It isn't being read twice, it is being written(printed) twice. As porter has suggested, check the return value on your fscanf and exit if it is EOF.
 

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line(1)                                                            User Commands                                                           line(1)

NAME
line - read one line SYNOPSIS
line DESCRIPTION
The line utility copies one line (up to and including a new-line) from the standard input and writes it on the standard output. It returns an exit status of 1 on EOF and always prints at least a new-line. It is often used within shell files to read from the user's terminal. EXIT STATUS
Exit status is: 0 Successful completion >0 End-of-file on input. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
sh(1), read(2), attributes(5) SunOS 5.10 1 Feb 1995 line(1)
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