| 1 | |
| 2 | #include "term.h"
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| 3 | #include <stdlib.h>
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| 4 | #include <termios.h>
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| 5 | #include <unistd.h>
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| 6 | #include <sys/ioctl.h>
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| 7 |
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| 8 | void get_term_dimensions(struct winsize *ws)
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| 9 | {
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| 10 | char *s = getenv("LINES");
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| 11 |
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| 12 | if (s != NULL) {
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| 13 | ws->ws_row = atoi(s);
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| 14 | s = getenv("COLUMNS");
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| 15 | if (s != NULL) {
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| 16 | ws->ws_col = atoi(s);
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| 17 | if (ws->ws_row && ws->ws_col)
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| 18 | return;
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| 19 | }
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| 20 | }
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| 21 | #ifdef TIOCGWINSZ
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| 22 | if (ioctl(1, TIOCGWINSZ, ws) == 0 &&
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| 23 | ws->ws_row && ws->ws_col)
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| 24 | return;
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| 25 | #endif
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| 26 | ws->ws_row = 25;
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| 27 | ws->ws_col = 80;
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| 28 | }
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| 29 |
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| 30 | void set_term_quiet_input(struct termios *old)
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| 31 | {
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| 32 | struct termios tc;
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| 33 |
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| 34 | tcgetattr(0, old);
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| 35 | tc = *old;
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| 36 | tc.c_lflag &= ~(ICANON | ECHO);
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| 37 | tc.c_cc[VMIN] = 0;
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| 38 | tc.c_cc[VTIME] = 0;
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| 39 | tcsetattr(0, TCSANOW, &tc);
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| 40 | }
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