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/*
* test_console - Test VT Layer
*
* Copyright (c) 2011-2012 David Herrmann <dh.herrmann@googlemail.com>
* Copyright (c) 2011 University of Tuebingen
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* Test VT Layer
* This opens a new VT and prints some text on it. You can then change the VT
* and change back. This is only to test the VT subsystem and event engine.
* This automatically switches to the new VT. Currently, the display gets
* frozen because we aren't painting to the framebuffer yet. Use
* ctrl+alt+FX (or some equivalent) to switch back to X/VT.
*/
static void print_help();
#include <errno.h>
#include <signal.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "eloop.h"
#include "shl_log.h"
#include "uterm_input.h"
#include "uterm_vt.h"
#include "test_include.h"
static void print_help()
{
/*
* Usage/Help information
* This should be scaled to a maximum of 80 characters per line:
*
* 80 char line:
* | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 |
* "12345678901234567890123456789012345678901234567890123456789012345678901234567890\n"
* 80 char line starting with tab:
* |10| 20 | 30 | 40 | 50 | 60 | 70 | 80 |
* "\t901234567890123456789012345678901234567890123456789012345678901234567890\n"
*/
fprintf(stderr,
"Usage:\n"
"\t%1$s [options]\n"
"\t%1$s -h [options]\n"
"\n"
"You can prefix boolean options with \"no-\" to negate it. If an argument is\n"
"given multiple times, only the last argument matters if not otherwise stated.\n"
"\n"
"General Options:\n"
TEST_HELP
"\n"
"VT Options:\n"
"\t --vt <vt> [-] Path to VT to use\n"
"\t-s, --switchvt [off] Switch automatically to the new VT\n",
"test_vt");
/*
* 80 char line:
* | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 |
* "12345678901234567890123456789012345678901234567890123456789012345678901234567890\n"
* 80 char line starting with tab:
* |10| 20 | 30 | 40 | 50 | 60 | 70 | 80 |
* "\t901234567890123456789012345678901234567890123456789012345678901234567890\n"
*/
}
static const char *vtpath = NULL;
static bool switchvt = false;
struct conf_option options[] = {
TEST_OPTIONS,
CONF_OPTION_STRING(0, "vt", &vtpath, NULL),
CONF_OPTION_BOOL('s', "switchvt", &switchvt, false),
};
int main(int argc, char **argv)
{
int ret;
struct ev_eloop *eloop;
struct uterm_vt_master *vtm;
struct uterm_input *input;
struct uterm_vt *vt;
size_t onum;
onum = sizeof(options) / sizeof(*options);
ret = test_prepare(options, onum, argc, argv, &eloop);
if (ret)
goto err_fail;
ret = uterm_vt_master_new(&vtm, eloop);
if (ret)
goto err_exit;
ret = uterm_input_new(&input, eloop, "", "", "", "", 0, 0);
if (ret)
goto err_vtm;
ret = uterm_vt_allocate(vtm, &vt, UTERM_VT_FAKE | UTERM_VT_REAL,
"seat0", input, vtpath, NULL, NULL);
if (ret)
goto err_input;
if (switchvt) {
ret = uterm_vt_activate(vt);
if (ret == -EINPROGRESS)
log_debug("VT switch in progress");
else if (ret)
log_warn("cannot switch to VT: %d", ret);
}
ev_eloop_run(eloop, -1);
log_debug("Terminating");
/* switch back to previous VT but wait for eloop to process SIGUSR0 */
if (switchvt) {
ret = uterm_vt_deactivate(vt);
if (ret == -EINPROGRESS)
ev_eloop_run(eloop, 50);
}
uterm_vt_unref(vt);
err_input:
uterm_input_unref(input);
err_vtm:
uterm_vt_master_unref(vtm);
err_exit:
test_exit(options, onum, eloop);
err_fail:
if (ret != -ECANCELED)
test_fail(ret);
return abs(ret);
}
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