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Get Fat Emacs working in Windows Console

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This commit is contained in:
Justine Tunney 2023-08-18 04:55:57 -07:00
parent bf835de612
commit 7100b1cf91
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GPG key ID: BE714B4575D6E328
34 changed files with 479 additions and 168 deletions
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21
examples/ttyinfo.c
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@ -16,6 +16,7 @@
#include "libc/log/check.h"
#include "libc/log/log.h"
#include "libc/runtime/runtime.h"
#include "libc/stdio/dprintf.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/exit.h"
@ -62,15 +63,25 @@ int rawmode(void) {
once = true;
}
memcpy(&t, &oldterm, sizeof(t));
t.c_cc[VMIN] = 1;
t.c_cc[VTIME] = 1;
// emacs does the following to remap ctrl-c to ctrl-g in termios
// t.c_cc[VINTR] = CTRL('G');
// it can be restored using
// (set-quit-char (logxor ?C 0100))
// but we are able to polyfill the remapping on windows
// please note this is a moot point b/c ISIG is cleared
t.c_iflag &= ~(INPCK | ISTRIP | PARMRK | INLCR | IGNCR | ICRNL | IXON |
IGNBRK | BRKINT);
t.c_lflag &= ~(IEXTEN | ICANON | ECHO | ECHONL | ISIG);
t.c_cflag &= ~(CSIZE | PARENB);
t.c_oflag &= ~OPOST;
t.c_oflag |= OPOST | ONLCR;
t.c_cflag |= CS8;
t.c_iflag |= IUTF8;
tcsetattr(1, TCSANOW, &t);
WRITE(1, ENABLE_SAFE_PASTE);
WRITE(1, ENABLE_MOUSE_TRACKING);
@ -125,8 +136,16 @@ const char *describemouseevent(int e) {
return buf + 1;
}
// change the code above to enable ISIG if you want to trigger this
// then press ctrl-c or ctrl-\ in your pseudoteletypewriter console
void OnSignalThatWontEintrRead(int sig) {
dprintf(1, "got %s\n", strsignal(sig));
}
int main(int argc, char *argv[]) {
int e, c, y, x, n, yn, xn;
signal(SIGINT, OnSignalThatWontEintrRead);
signal(SIGQUIT, OnSignalThatWontEintrRead);
xsigaction(SIGTERM, onkilled, 0, 0, NULL);
xsigaction(SIGWINCH, onresize, 0, 0, NULL);
xsigaction(SIGCONT, onresize, 0, 0, NULL);