diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/interestingtimes.c | 34 | ||||
| -rw-r--r-- | lib/lib.h | 17 |
2 files changed, 48 insertions, 3 deletions
diff --git a/lib/interestingtimes.c b/lib/interestingtimes.c index 85b8eb4c..8f8b35c2 100644 --- a/lib/interestingtimes.c +++ b/lib/interestingtimes.c @@ -81,13 +81,15 @@ int set_terminal(int fd, int raw, struct termios *old) } // Scan stdin for a keypress, parsing known escape sequences -// seqs is array of char * strings, ends with NULL ptr // Returns: 0-255=literal, -1=EOF, -2=NONE, 256-...=index into seq // scratch space is necessary because last char of !seq could start new seq // Zero out first byte of scratch before first call to scan_key // block=0 allows fetching multiple characters before updating display -int scan_key(char *scratch, char **seqs, int block) +int scan_key(char *scratch, int block) { + // up down right left pgup pgdn home end ins + char *seqs[] = {"\033[A", "\033[B", "\033[C", "\033[D", "\033[5~", "\033[6~", + "\033OH", "\033OF", "\033[2~", 0}; struct pollfd pfd; int maybe, i, j; char *test; @@ -131,3 +133,31 @@ int scan_key(char *scratch, char **seqs, int block) return i; } + +void tty_esc(char *s) +{ + printf("\033[%s", s); +} + +void tty_jump(int x, int y) +{ + char s[32]; + + sprintf(s, "%d;%dH", y+1, x+1); + tty_esc(s); +} + +void tty_reset(void) +{ + set_terminal(1, 0, 0); + tty_esc("?25h"); + tty_esc("0m"); + tty_jump(0, 999); + tty_esc("K"); +} + +void tty_sigreset(int i) +{ + tty_reset(); + _exit(128+i); +} @@ -184,7 +184,22 @@ int xpoll(struct pollfd *fds, int nfds, int timeout); int xgettty(void); int terminal_size(unsigned *xx, unsigned *yy); int set_terminal(int fd, int raw, struct termios *old); -int scan_key(char *scratch, char **seqs, int block); +int scan_key(char *scratch, int block); +void tty_esc(char *s); +void tty_jump(int x, int y); +void tty_reset(void); +void tty_sigreset(int i); + +// Results from scan_key() +#define KEY_UP 256 +#define KEY_DOWN 257 +#define KEY_RIGHT 258 +#define KEY_LEFT 259 +#define KEY_PGUP 260 +#define KEY_PGDN 261 +#define KEY_HOME 262 +#define KEY_END 263 +#define KEY_INSERT 264 // net.c int xsocket(int domain, int type, int protocol); |