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Linux 2.6 - man page for getchar (linux section 3posix)

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GETCHAR(P)			    POSIX Programmer's Manual			       GETCHAR(P)

NAME
       getchar - get a byte from a stdin stream

SYNOPSIS
       #include <stdio.h>

       int getchar(void);

DESCRIPTION
       The getchar() function shall be equivalent to getc(stdin).

RETURN VALUE
       Refer to fgetc() .

ERRORS
       Refer to fgetc() .

       The following sections are informative.

EXAMPLES
       None.

APPLICATION USAGE
       If the integer value returned by getchar() is stored into a variable of type char and then
       compared against the integer constant EOF, the comparison may never succeed, because sign-
       extension of a variable of type char on widening to integer is implementation-defined.

RATIONALE
       None.

FUTURE DIRECTIONS
       None.

SEE ALSO
       getc() , the Base Definitions volume of IEEE Std 1003.1-2001, <stdio.h>

COPYRIGHT
       Portions  of  this  text  are  reprinted  and  reproduced in electronic form from IEEE Std
       1003.1, 2003 Edition, Standard for Information Technology  --  Portable	Operating  System
       Interface  (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by
       the Institute of Electrical and Electronics Engineers, Inc and  The  Open  Group.  In  the
       event  of  any  discrepancy  between this version and the original IEEE and The Open Group
       Standard, the original IEEE and The Open Group Standard is the referee document. The orig-
       inal Standard can be obtained online at http://www.opengroup.org/unix/online.html .

IEEE/The Open Group			       2003				       GETCHAR(P)
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