1 /* SPDX-License-Identifier: LGPL-2.1+ */
10 #include "time-util.h"
13 #define ANSI_BLACK "\x1B[0;30m"
14 #define ANSI_RED "\x1B[0;31m"
15 #define ANSI_GREEN "\x1B[0;32m"
16 #define ANSI_YELLOW "\x1B[0;33m"
17 #define ANSI_BLUE "\x1B[0;34m"
18 #define ANSI_MAGENTA "\x1B[0;35m"
19 #define ANSI_CYAN "\x1B[0;36m"
20 #define ANSI_WHITE "\x1B[0;37m"
22 /* Bold/highlighted */
23 #define ANSI_HIGHLIGHT_BLACK "\x1B[0;1;30m"
24 #define ANSI_HIGHLIGHT_RED "\x1B[0;1;31m"
25 #define ANSI_HIGHLIGHT_GREEN "\x1B[0;1;32m"
26 #define ANSI_HIGHLIGHT_YELLOW "\x1B[0;1;33m"
27 #define ANSI_HIGHLIGHT_BLUE "\x1B[0;1;34m"
28 #define ANSI_HIGHLIGHT_MAGENTA "\x1B[0;1;35m"
29 #define ANSI_HIGHLIGHT_CYAN "\x1B[0;1;36m"
30 #define ANSI_HIGHLIGHT_WHITE "\x1B[0;1;37m"
33 #define ANSI_HIGHLIGHT_BLACK_UNDERLINE "\x1B[0;1;4;30m"
34 #define ANSI_HIGHLIGHT_RED_UNDERLINE "\x1B[0;1;4;31m"
35 #define ANSI_HIGHLIGHT_GREEN_UNDERLINE "\x1B[0;1;4;32m"
36 #define ANSI_HIGHLIGHT_YELLOW_UNDERLINE "\x1B[0;1;4;33m"
37 #define ANSI_HIGHLIGHT_BLUE_UNDERLINE "\x1B[0;1;4;34m"
38 #define ANSI_HIGHLIGHT_MAGENTA_UNDERLINE "\x1B[0;1;4;35m"
39 #define ANSI_HIGHLIGHT_CYAN_UNDERLINE "\x1B[0;1;4;36m"
40 #define ANSI_HIGHLIGHT_WHITE_UNDERLINE "\x1B[0;1;4;37m"
42 /* Other ANSI codes */
43 #define ANSI_UNDERLINE "\x1B[0;4m"
44 #define ANSI_HIGHLIGHT "\x1B[0;1;39m"
45 #define ANSI_HIGHLIGHT_UNDERLINE "\x1B[0;1;4m"
47 /* Reset/clear ANSI styles */
48 #define ANSI_NORMAL "\x1B[0m"
50 /* Erase characters until the end of the line */
51 #define ANSI_ERASE_TO_END_OF_LINE "\x1B[K"
53 /* Set cursor to top left corner and clear screen */
54 #define ANSI_HOME_CLEAR "\x1B[H\x1B[2J"
56 #if 0 /// UNNEEDED by elogind
57 int reset_terminal_fd(int fd, bool switch_to_text);
58 int reset_terminal(const char *name);
61 int open_terminal(const char *name, int mode);
62 #if 0 /// UNNEEDED by elogind
64 /* Flags for tweaking the way we become the controlling process of a terminal. */
65 typedef enum AcquireTerminalFlags {
66 /* Try to become the controlling process of the TTY. If we can't return -EPERM. */
67 ACQUIRE_TERMINAL_TRY = 0,
69 /* Tell the kernel to forcibly make us the controlling process of the TTY. Returns -EPERM if the kernel doesn't allow that. */
70 ACQUIRE_TERMINAL_FORCE = 1,
72 /* If we can't become the controlling process of the TTY right-away, then wait until we can. */
73 ACQUIRE_TERMINAL_WAIT = 2,
75 /* Pick one of the above, and then OR this flag in, in order to request permissive behaviour, if we can't become controlling process then don't mind */
76 ACQUIRE_TERMINAL_PERMISSIVE = 1 << 2,
77 } AcquireTerminalFlags;
79 int acquire_terminal(const char *name, AcquireTerminalFlags flags, usec_t timeout);
80 int release_terminal(void);
82 int terminal_vhangup_fd(int fd);
83 int terminal_vhangup(const char *name);
88 #if 0 /// UNNEEDED by elogind
89 int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl);
90 int ask_char(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
91 int ask_string(char **ret, const char *text, ...) _printf_(2, 3);
93 int vt_disallocate(const char *name);
96 int resolve_dev_console(char **ret);
97 int get_kernel_consoles(char ***ret);
98 bool tty_is_vc(const char *tty);
99 #if 0 /// UNNEEDED by elogind
100 bool tty_is_vc_resolve(const char *tty);
102 bool tty_is_console(const char *tty) _pure_;
103 int vtnr_from_tty(const char *tty);
104 #if 0 /// UNNEEDED by elogind
105 const char *default_term_for_tty(const char *tty);
108 #if 0 /// UNNEEDED by elogind
109 int make_console_stdio(void);
112 int fd_columns(int fd);
113 unsigned columns(void);
114 int fd_lines(int fd);
115 unsigned lines(void);
117 #if 0 /// UNNEEDED by elogind
118 void columns_lines_cache_reset(int _unused_ signum);
120 void reset_terminal_feature_caches(void);
123 bool terminal_is_dumb(void);
124 bool colors_enabled(void);
125 bool underline_enabled(void);
126 #if 0 /// UNNEEDED by elogind
127 bool dev_console_colors_enabled(void);
130 #define DEFINE_ANSI_FUNC(name, NAME) \
131 static inline const char *ansi_##name(void) { \
132 return colors_enabled() ? ANSI_##NAME : ""; \
135 #define DEFINE_ANSI_FUNC_UNDERLINE(name, NAME, REPLACEMENT) \
136 static inline const char *ansi_##name(void) { \
137 return underline_enabled() ? ANSI_##NAME : \
138 colors_enabled() ? ANSI_##REPLACEMENT : ""; \
141 DEFINE_ANSI_FUNC(highlight, HIGHLIGHT);
142 DEFINE_ANSI_FUNC(highlight_red, HIGHLIGHT_RED);
143 DEFINE_ANSI_FUNC(highlight_green, HIGHLIGHT_GREEN);
144 DEFINE_ANSI_FUNC(highlight_yellow, HIGHLIGHT_YELLOW);
145 DEFINE_ANSI_FUNC(highlight_blue, HIGHLIGHT_BLUE);
146 DEFINE_ANSI_FUNC(highlight_magenta, HIGHLIGHT_MAGENTA);
147 DEFINE_ANSI_FUNC(normal, NORMAL);
149 DEFINE_ANSI_FUNC_UNDERLINE(underline, UNDERLINE, NORMAL);
150 DEFINE_ANSI_FUNC_UNDERLINE(highlight_underline, HIGHLIGHT_UNDERLINE, HIGHLIGHT);
151 DEFINE_ANSI_FUNC_UNDERLINE(highlight_red_underline, HIGHLIGHT_RED_UNDERLINE, HIGHLIGHT_RED);
152 DEFINE_ANSI_FUNC_UNDERLINE(highlight_green_underline, HIGHLIGHT_GREEN_UNDERLINE, HIGHLIGHT_GREEN);
153 DEFINE_ANSI_FUNC_UNDERLINE(highlight_yellow_underline, HIGHLIGHT_YELLOW_UNDERLINE, HIGHLIGHT_YELLOW);
154 DEFINE_ANSI_FUNC_UNDERLINE(highlight_blue_underline, HIGHLIGHT_BLUE_UNDERLINE, HIGHLIGHT_BLUE);
156 int get_ctty_devnr(pid_t pid, dev_t *d);
157 int get_ctty(pid_t, dev_t *_devnr, char **r);
159 int getttyname_malloc(int fd, char **r);
160 int getttyname_harder(int fd, char **r);
162 #if 0 /// UNNEEDED by elogind
163 int ptsname_malloc(int fd, char **ret);
164 int ptsname_namespace(int pty, char **ret);
166 int openpt_in_namespace(pid_t pid, int flags);
167 int open_terminal_in_namespace(pid_t pid, const char *name, int mode);
170 int vt_default_utf8(void);
171 int vt_reset_keyboard(int fd);
173 #if 0 /// UNNEEDED by elogind
174 int terminal_urlify(const char *url, const char *text, char **ret);
175 int terminal_urlify_path(const char *path, const char *text, char **ret);
177 typedef enum CatFlags {
178 CAT_FLAGS_MAIN_FILE_OPTIONAL = 1 << 0,
181 int cat_files(const char *file, char **dropins, CatFlags flags);
183 void print_separator(void);