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apps/examples/pty_test: PTY test program

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This commit is contained in:
Alan Carvalho de Assis 2016-07-15 13:28:38 -06:00 committed by Gregory Nutt
parent b1230ce87a
commit e3d0c6f15a
6 changed files with 249 additions and 0 deletions
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5
examples/README.txt
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@ -1627,6 +1627,11 @@ examples/posix_spawn
LDELFFLAGS = -r -e main -T$(TOPDIR)/binfmt/libelf/gnu-elf.ld
examples/pty_test
^^^^^^^^^^^^^^^^^
A test of NuttX pseudo-terminals. Provided by Alan Carvalho de Assis.
examples/pwm
^^^^^^^^^^^^

11
examples/pty_test/.gitignore vendored Normal file
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@ -0,0 +1,11 @@
/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

30
examples/pty_test/Kconfig Normal file
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@ -0,0 +1,30 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config EXAMPLES_PTYTEST
bool "Pseudo Terminal test example"
default n
---help---
Enable the PTY example
if EXAMPLES_PTYTEST
config EXAMPLES_PTYTEST_PROGNAME
string "Program name"
default "pts"
depends on BUILD_KERNEL
---help---
This is the name of the program that will be use when the NSH ELF
program is installed.
config EXAMPLES_PTYTEST_PRIORITY
int "PTY_Test task priority"
default 100
config EXAMPLES_PTYTEST_STACKSIZE
int "PTYTest stack size"
default 2048
endif

39
examples/pty_test/Make.defs Normal file
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@ -0,0 +1,39 @@
############################################################################
# apps/examples/pty_test/Make.defs
# Adds selected applications to apps/ build
#
# Copyright (C) 2016 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# 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.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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.
#
############################################################################
ifeq ($(CONFIG_EXAMPLES_PTYTEST),y)
CONFIGURED_APPS += examples/pty_test
endif

57
examples/pty_test/Makefile Normal file
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@ -0,0 +1,57 @@
############################################################################
# apps/examples/pty_test/Makefile
#
# Copyright (C) 2016 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# 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.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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 $(TOPDIR)/Make.defs
# Hello, World! built-in application info
CONFIG_EXAMPLES_PTYTEST_PRIORITY ?= SCHED_PRIORITY_DEFAULT
CONFIG_EXAMPLES_PTYTEST_STACKSIZE ?= 8192
APPNAME = pty_test
PRIORITY = $(CONFIG_EXAMPLES_PTYTEST_PRIORITY)
STACKSIZE = $(CONFIG_EXAMPLES_PTYTEST_STACKSIZE)
# PTY Test! Example
ASRCS =
CSRCS =
CFLAGS += -I$(APPDIR)/include
MAINSRC = pty_test.c
CONFIG_EXAMPLES_PTYTEST_PROGNAME ?= pty_test$(EXEEXT)
PROGNAME = $(CONFIG_EXAMPLES_PTYTEST_PROGNAME)
include $(APPDIR)/Application.mk

107
examples/pty_test/pty_test.c Normal file
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@ -0,0 +1,107 @@
/****************************************************************************
* examples/nxhello/nxhello_bkgd.c
*
* Copyright (C) Gregory Nutt. All rights reserved.
* Author: Alan Carvalho de Assisi <acassis@gmail.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.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
#include <errno.h>
#include <nuttx/serial/pty.h>
/****************************************************************************
* pty_test_main
****************************************************************************/
#ifdef CONFIG_BUILD_KERNEL
int main(int argc, FAR char *argv[])
#else
int pty_test_main(int argc, char *argv[])
#endif
{
char buffer[16];
int ret;
int fd;
/* Open the pseudo-terminal master multiplexor (pmtx) */
fd = open("/dev/ptmx", O_RDWR | O_NOCTTY);
if (fd < 0)
{
fprintf(stderr, "ERROR: Failed to open /dev/ptmx: %d\n", errno);
return -1;
}
/* Grant access and unlock the slave device */
ret = grantpt(fd);
if (fd < 0)
{
fprintf(stderr, "ERROR: grantpt() failed: %d\n", errno);
fclose(fd);
return -1;
}
ret = unlockpt(fd);
if (fd < 0)
{
fprintf(stderr, "ERROR: unlockpt() failed: %d\n", errno);
fclose(fd);
return -1;
}
/* Get the slave device path */
ptsname_r(fd, buffer, 16);
printf("Slave device: %s\n", buffer);
/* Loop forever, echoing anything received from the slave */
for (; ; )
{
char buffer;
int in;
in = read(fd, &buffer, 1);
putchar(buffer);
buffer = '\0';
}
return 0;
}