1 /* SPDX-License-Identifier: LGPL-2.1+ */
5 This file is part of systemd.
7 Copyright 2010 Lennart Poettering
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
26 #include <sys/types.h>
29 #include "time-util.h"
31 #define ANSI_RED "\x1B[0;31m"
32 #define ANSI_GREEN "\x1B[0;32m"
33 #define ANSI_UNDERLINE "\x1B[0;4m"
34 #define ANSI_HIGHLIGHT "\x1B[0;1;39m"
35 #define ANSI_HIGHLIGHT_RED "\x1B[0;1;31m"
36 #define ANSI_HIGHLIGHT_GREEN "\x1B[0;1;32m"
37 #define ANSI_HIGHLIGHT_YELLOW "\x1B[0;1;33m"
38 #define ANSI_HIGHLIGHT_BLUE "\x1B[0;1;34m"
39 #define ANSI_HIGHLIGHT_UNDERLINE "\x1B[0;1;4m"
40 #define ANSI_HIGHLIGHT_RED_UNDERLINE "\x1B[0;1;4;31m"
41 #define ANSI_HIGHLIGHT_GREEN_UNDERLINE "\x1B[0;1;4;32m"
42 #define ANSI_HIGHLIGHT_YELLOW_UNDERLINE "\x1B[0;1;4;33m"
43 #define ANSI_HIGHLIGHT_BLUE_UNDERLINE "\x1B[0;1;4;34m"
44 #define ANSI_NORMAL "\x1B[0m"
46 #define ANSI_ERASE_TO_END_OF_LINE "\x1B[K"
48 /* Set cursor to top left corner and clear screen */
49 #define ANSI_HOME_CLEAR "\x1B[H\x1B[2J"
51 #if 0 /// UNNEEDED by elogind
52 int reset_terminal_fd(int fd, bool switch_to_text);
53 int reset_terminal(const char *name);
56 int open_terminal(const char *name, int mode);
57 #if 0 /// UNNEEDED by elogind
58 int acquire_terminal(const char *name, bool fail, bool force, bool ignore_tiocstty_eperm, usec_t timeout);
59 int release_terminal(void);
61 int terminal_vhangup_fd(int fd);
62 int terminal_vhangup(const char *name);
67 #if 0 /// UNNEEDED by elogind
68 int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl);
69 int ask_char(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
70 int ask_string(char **ret, const char *text, ...) _printf_(2, 3);
72 int vt_disallocate(const char *name);
74 char *resolve_dev_console(char **active);
76 int get_kernel_consoles(char ***consoles);
77 bool tty_is_vc(const char *tty);
78 #if 0 /// UNNEEDED by elogind
79 bool tty_is_vc_resolve(const char *tty);
81 bool tty_is_console(const char *tty) _pure_;
82 int vtnr_from_tty(const char *tty);
83 #if 0 /// UNNEEDED by elogind
84 const char *default_term_for_tty(const char *tty);
87 int make_stdio(int fd);
88 int make_null_stdio(void);
89 #if 0 /// UNNEEDED by elogind
90 int make_console_stdio(void);
93 int fd_columns(int fd);
94 unsigned columns(void);
97 #if 0 /// UNNEEDED by elogind
98 void columns_lines_cache_reset(int _unused_ signum);
102 bool terminal_is_dumb(void);
103 bool colors_enabled(void);
104 bool underline_enabled(void);
106 #define DEFINE_ANSI_FUNC(name, NAME) \
107 static inline const char *ansi_##name(void) { \
108 return colors_enabled() ? ANSI_##NAME : ""; \
110 struct __useless_struct_to_allow_trailing_semicolon__
112 #define DEFINE_ANSI_FUNC_UNDERLINE(name, NAME, REPLACEMENT) \
113 static inline const char *ansi_##name(void) { \
114 return underline_enabled() ? ANSI_##NAME : \
115 colors_enabled() ? ANSI_##REPLACEMENT : ""; \
117 struct __useless_struct_to_allow_trailing_semicolon__
120 DEFINE_ANSI_FUNC(highlight, HIGHLIGHT);
121 DEFINE_ANSI_FUNC(highlight_red, HIGHLIGHT_RED);
122 DEFINE_ANSI_FUNC(highlight_green, HIGHLIGHT_GREEN);
123 DEFINE_ANSI_FUNC(highlight_yellow, HIGHLIGHT_YELLOW);
124 DEFINE_ANSI_FUNC(highlight_blue, HIGHLIGHT_BLUE);
125 DEFINE_ANSI_FUNC(normal, NORMAL);
127 DEFINE_ANSI_FUNC_UNDERLINE(underline, UNDERLINE, NORMAL);
128 DEFINE_ANSI_FUNC_UNDERLINE(highlight_underline, HIGHLIGHT_UNDERLINE, HIGHLIGHT);
129 DEFINE_ANSI_FUNC_UNDERLINE(highlight_red_underline, HIGHLIGHT_RED_UNDERLINE, HIGHLIGHT_RED);
130 DEFINE_ANSI_FUNC_UNDERLINE(highlight_green_underline, HIGHLIGHT_GREEN_UNDERLINE, HIGHLIGHT_GREEN);
131 DEFINE_ANSI_FUNC_UNDERLINE(highlight_yellow_underline, HIGHLIGHT_YELLOW_UNDERLINE, HIGHLIGHT_YELLOW);
132 DEFINE_ANSI_FUNC_UNDERLINE(highlight_blue_underline, HIGHLIGHT_BLUE_UNDERLINE, HIGHLIGHT_BLUE);
134 int get_ctty_devnr(pid_t pid, dev_t *d);
135 int get_ctty(pid_t, dev_t *_devnr, char **r);
137 int getttyname_malloc(int fd, char **r);
138 int getttyname_harder(int fd, char **r);
140 #if 0 /// UNNEEDED by elogind
141 int ptsname_malloc(int fd, char **ret);
142 int ptsname_namespace(int pty, char **ret);
144 int openpt_in_namespace(pid_t pid, int flags);
145 int open_terminal_in_namespace(pid_t pid, const char *name, int mode);
148 int vt_default_utf8(void);
149 int vt_reset_keyboard(int fd);