04-27-2012
My `command` doesnt always expect an input.
Only if it fails it expects an "Enter".
Not sure how EOF helps and what does EOF contain.
tried your command and got the error, cannot find or open the file.
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LEARN ABOUT OPENSOLARIS
feof
ferror(3C) Standard C Library Functions ferror(3C)
NAME
ferror, feof, clearerr, fileno - stream status inquiries
SYNOPSIS
#include <stdio.h>
int ferror(FILE *stream);
int feof(FILE *stream);
void clearerr(FILE *stream);
int fileno(FILE *stream);
DESCRIPTION
The ferror() function returns a non-zero value when an error has previously occurred reading from or writing to the named stream (see
Intro(3)). It returns 0 otherwise.
The feof() function returns a non-zero value when EOF has previously been detected reading the named input stream. It returns 0 otherwise.
The clearerr() function resets the error indicator and EOF indicator to 0 on the named stream.
The fileno() function returns the integer file descriptor associated with the named stream; see open(2).
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |MT-Safe |
+-----------------------------+-----------------------------+
SEE ALSO
open(2), Intro(3), fopen(3C), stdio(3C), attributes(5), standards(5)
SunOS 5.11 17 Feb 2005 ferror(3C)