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| author | Martin Willi <martin@revosec.ch> | 2013-03-04 15:04:56 +0100 |
|---|---|---|
| committer | Martin Willi <martin@revosec.ch> | 2013-03-04 15:04:56 +0100 |
| commit | 4d17427205e550780d5d4c58c2ed992c18171e4b (patch) | |
| tree | dee8d82648b958b2c36d1f38e03188beb1e9a5ef /src/libstrongswan/utils/utils.c | |
| parent | c88104aa25da002eb98345a97a70ee8bd43b0803 (diff) | |
| download | strongswan-4d17427205e550780d5d4c58c2ed992c18171e4b.tar.bz2 strongswan-4d17427205e550780d5d4c58c2ed992c18171e4b.tar.xz | |
Add a utility function to resolve TTY color escape codes dynamically
Diffstat (limited to 'src/libstrongswan/utils/utils.c')
| -rw-r--r-- | src/libstrongswan/utils/utils.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/libstrongswan/utils/utils.c b/src/libstrongswan/utils/utils.c index 0850df9bc..2f38d8a93 100644 --- a/src/libstrongswan/utils/utils.c +++ b/src/libstrongswan/utils/utils.c @@ -194,6 +194,69 @@ bool mkdir_p(const char *path, mode_t mode) return TRUE; } +ENUM(tty_color_names, TTY_RESET, TTY_BG_DEF, + "\e[0m", + "\e[1m", + "\e[4m", + "\e[5m", + "\e[30m", + "\e[31m", + "\e[32m", + "\e[33m", + "\e[34m", + "\e[35m", + "\e[36m", + "\e[37m", + "\e[39m", + "\e[40m", + "\e[41m", + "\e[42m", + "\e[43m", + "\e[44m", + "\e[45m", + "\e[46m", + "\e[47m", + "\e[49m", +); + +/** + * Get the escape string for a given TTY color, empty string on non-tty FILE + */ +char* tty_escape_get(int fd, tty_escape_t escape) +{ + if (!isatty(fd)) + { + return ""; + } + switch (escape) + { + case TTY_RESET: + case TTY_BOLD: + case TTY_UNDERLINE: + case TTY_BLINKING: + case TTY_FG_BLACK: + case TTY_FG_RED: + case TTY_FG_GREEN: + case TTY_FG_YELLOW: + case TTY_FG_BLUE: + case TTY_FG_MAGENTA: + case TTY_FG_CYAN: + case TTY_FG_WHITE: + case TTY_FG_DEF: + case TTY_BG_BLACK: + case TTY_BG_RED: + case TTY_BG_GREEN: + case TTY_BG_YELLOW: + case TTY_BG_BLUE: + case TTY_BG_MAGENTA: + case TTY_BG_CYAN: + case TTY_BG_WHITE: + case TTY_BG_DEF: + return enum_to_name(tty_color_names, escape); + /* warn if a excape code is missing */ + } + return ""; +} /** * The size of the thread-specific error buffer |