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/* Ad-hoc testing program for GNU libtextstyle.
Copyright (C) 2018-2023 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2018.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
#include <textstyle.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
int
main (int argc, char *argv[])
{
const char *program_name = argv[0];
int i;
/* Parse the command-line arguments. */
for (i = 1; i < argc; i++)
{
const char *arg = argv[i];
if (strncmp (arg, "--color=", 8) == 0)
handle_color_option (arg + 8);
else if (strncmp (arg, "--style=", 8) == 0)
handle_style_option (arg + 8);
else if (arg[0] == '-')
{
fprintf (stderr, "%s: invalid argument: %s\n", program_name, arg);
exit (1);
}
else
/* Handle non-option arguments here. */
;
}
/* Handle the --color=test special argument. */
if (color_test_mode)
{
print_color_test ();
exit (0);
}
#if HAVE_LIBTEXTSTYLE
if (color_mode == color_yes
|| (color_mode == color_tty
&& isatty (STDOUT_FILENO)
&& getenv ("NO_COLOR") == NULL)
|| color_mode == color_html)
{
/* If no style file is explicitly specified, use the default in the
source directory. */
if (style_file_name == NULL)
style_file_name = SRCDIR "test-libtextstyle-default.css";
}
else
/* No styling. */
style_file_name = NULL;
#endif
/* Create a terminal output stream that uses this style file. */
styled_ostream_t stream =
(color_mode == color_html
? html_styled_ostream_create (file_ostream_create (stdout),
style_file_name)
: styled_ostream_create (STDOUT_FILENO, "(stdout)", TTYCTL_AUTO,
style_file_name));
ostream_write_str (stream, "Hello ");
/* Associate the entire full name in CSS class 'name'. */
styled_ostream_begin_use_class (stream, "name");
ostream_write_str (stream, "Dr. ");
styled_ostream_begin_use_class (stream, "boy-name");
ostream_write_str (stream, "Linus");
styled_ostream_end_use_class (stream, "boy-name");
ostream_write_str (stream, " Pauling");
/* Terminate the name. */
styled_ostream_end_use_class (stream, "name");
ostream_write_str (stream, "!\n");
/* Flush and close the terminal stream. */
styled_ostream_free (stream);
return 0;
}
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