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Full Discussion: Bash KeyPress (or Read Single Character)
Top Forums Shell Programming and Scripting Bash KeyPress (or Read Single Character) Post 302437168 by funksen on Wednesday 14th of July 2010 07:27:21 AM
Old 07-14-2010
try
Code:
echo -n "Enter character: "
stty cbreak
char=`dd if=/dev/tty bs=1 count=1 2>/dev/null`
stty -cbreak
echo " Character was: $char"

 

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gtty

stty(2) 							System Calls Manual							   stty(2)

NAME

       stty(), gtty() - control terminal device (Bell Version 6 compatibility)

SYNOPSIS

   Remarks
       These system calls are preserved for backward compatibility with Bell Version 6.  They provide as close an approximation as possible to the
       old Version 6 functions.  All new code should use the and calls described in termio(7).

DESCRIPTION

       For certain status settings and status inquiries about terminal devices, the functions and are equivalent to

       and

       respectively (see ioctl(2) and termio(7).

RETURN VALUE

       and return the following values:

	      Successful completion.
	      Failure.
		     is set to indicate the error.

ERRORS

       If or fails, is set to one of the following values:

       [EBADF]	      is not a valid file descriptor.

       [EFAULT]       points to an invalid address.

WARNINGS

   Obsolescent Interfaces
       and are to be obsoleted at a future date.

SEE ALSO

       stty(1), exec(2), ioctl(2), sttyV6(7), termio(7), tty(7).

								  TO BE OBSOLETED							   stty(2)
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