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2008-12-17 Jon Beniston <jon@beniston.com>

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* README: Add description of lm32 directory.
        * configure.in: Add lm32 target.
        * configure: Regenerated.
        * libnosys/configure.in: Add lm32 target.
        * libnosys/configure: Regenerated.
        * lm32: New directory.
        * lm32/aclocal.m4: New file.
        * lm32/Makefile.in: New file.
        * lm32/configure.in: New file.
        * lm32/configure: New file.
        * lm32/crt0.S: New file.
        * lm32/isatty.c: New file.
        * lm32/scall.S: New file.
        * lm32/sim.ld: New file.
This commit is contained in:
Jeff Johnston
2008-12-17 23:08:09 +00:00
parent b7d584e643
commit d78a82f939
14 changed files with 6369 additions and 2597 deletions
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43
libgloss/lm32/isatty.c Normal file
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/*
* Lattice Mico32 implementation of isatty system call.
* Contributed by Jon Beniston <jon@beniston.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "glue.h"
/*
* isatty -- returns 1 if connected to a terminal device,
* returns 0 if not.
* stdin, stdout and sterrr are assumed to be serial ports,
* other files are not.
*/
int
_DEFUN (_isatty, (fd),
int fd)
{
if ((fd == 0) || (fd == 1) || (fd == 2))
return 1;
else
return 0;
}