| /* Ad-hoc testing program for GNU libtextstyle. |
| Copyright (C) 2018-2019 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 (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 "hello-default.css"; |
| } |
| else |
| /* No styling. */ |
| style_file_name = NULL; |
| |
| /* 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"); |
| /* Start a hyperlink. */ |
| styled_ostream_set_hyperlink (stream, "https://en.wikipedia.org/wiki/Linus_Pauling", NULL); |
| ostream_write_str (stream, "Linus"); |
| styled_ostream_end_use_class (stream, "boy-name"); |
| ostream_write_str (stream, " Pauling"); |
| /* End the current hyperlink. */ |
| styled_ostream_set_hyperlink (stream, NULL, NULL); |
| |
| /* 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; |
| } |