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improve term RAW mode (REF: glibc)

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Emile Clark-Boman 2025-09-28 22:34:48 +10:00
parent 059606b5ef
commit 7ff74c0d67
1 changed files with 15 additions and 5 deletions
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20
src/termio.c
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@ -13,15 +13,25 @@
#define lfl_ECHO ((ECHO | ECHOE | ECHOK | ECHONL | ECHO)) #define lfl_ECHO ((ECHO | ECHOE | ECHOK | ECHONL | ECHO))
// & ~(ECHOCTL | ECHOPRT | ECHOKE)) // & ~(ECHOCTL | ECHOPRT | ECHOKE))
/*
* NOTE: This function is taken from the GNU C Library (glibc),
* NOTE: specifically `glibc/termios/cfmakeraw.c`.
*/
int termmode_raw(struct ct_term *restrict const term) { int termmode_raw(struct ct_term *restrict const term) {
term->termios.c_lflag &= lfl_RAW & ~(lfl_ECHO); term->termios.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
ct_applyterm(term); term->termios.c_oflag &= ~OPOST;
return OK; term->termios.c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
term->termios.c_cflag &= ~(CSIZE|PARENB);
term->termios.c_cflag |= CS8;
term->termios.c_cc[VMIN] = 1; /* read returns when one char is available. */
term->termios.c_cc[VTIME] = 0;
return ct_applyterm(term);
} }
int termmode_canon(struct ct_term *restrict const term) { int termmode_canon(struct ct_term *restrict const term) {
term->termios.c_lflag &= (ISIG); /* TODO: inverse of termmode_raw */
return OK; term->termios.c_lflag &= ~lfl_RAW & lfl_ECHO;
return ct_applyterm(term);
} }
/* Set ncurses terminal mode (buffering, character processing, /* Set ncurses terminal mode (buffering, character processing,