Get Fat Emacs working in Windows Console

2025-07-02 17:28:30 +00:00 · 2023-08-18 04:55:57 -07:00 · 2023-08-18 04:55:57 -07:00 · 7100b1cf91
commit 7100b1cf91
parent bf835de612
34 changed files with 479 additions and 168 deletions
--- a/libc/intrin/describetermios.c
+++ b/libc/intrin/describetermios.c
@ -0,0 +1,130 @@
+/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
+│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :vi│
+╞══════════════════════════════════════════════════════════════════════════════╡
+│ Copyright 2023 Justine Alexandra Roberts Tunney                              │
+│                                                                              │
+│ Permission to use, copy, modify, and/or distribute this software for         │
+│ any purpose with or without fee is hereby granted, provided that the         │
+│ above copyright notice and this permission notice appear in all copies.      │
+│                                                                              │
+│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                │
+│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                │
+│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             │
+│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         │
+│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        │
+│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               │
+│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
+│ PERFORMANCE OF THIS SOFTWARE.                                                │
+╚─────────────────────────────────────────────────────────────────────────────*/
+#include "libc/calls/struct/termios.h"
+#include "libc/dce.h"
+#include "libc/intrin/asan.internal.h"
+#include "libc/intrin/describeflags.internal.h"
+#include "libc/intrin/kprintf.h"
+#include "libc/macros.internal.h"
+#include "libc/sysv/consts/termios.h"
+
+#define N 1024
+
+#define append(...) o += ksnprintf(buf + o, N - o, __VA_ARGS__)
+
+const char *(DescribeTermios)(char buf[N], ssize_t rc, struct termios *tio) {
+  int o = 0;
+  char b128[128];
+
+  if (!tio) return "NULL";
+  if ((!IsAsan() && kisdangerous(tio)) ||
+      (IsAsan() && !__asan_is_valid(tio, sizeof(*tio)))) {
+    ksnprintf(buf, N, "%p", tio);
+    return buf;
+  }
+
+  append("{");
+
+  struct DescribeFlags kInput[] = {
+      {IGNBRK, "IGNBRK"},    //
+      {BRKINT, "BRKINT"},    //
+      {IGNPAR, "IGNPAR"},    //
+      {PARMRK, "PARMRK"},    //
+      {INPCK, "INPCK"},      //
+      {ISTRIP, "ISTRIP"},    //
+      {INLCR, "INLCR"},      //
+      {IGNCR, "IGNCR"},      //
+      {ICRNL, "ICRNL"},      //
+      {IUCLC, "IUCLC"},      //
+      {IXON, "IXON"},        //
+      {IXANY, "IXANY"},      //
+      {IXOFF, "IXOFF"},      //
+      {IMAXBEL, "IMAXBEL"},  //
+      {IUTF8, "IUTF8"},      //
+  };
+  append(".c_iflag=%s",
+         DescribeFlags(b128, 128, kInput, ARRAYLEN(kInput), "", tio->c_iflag));
+
+  struct DescribeFlags kOutput[] = {
+      {OPOST, "OPOST"},    //
+      {OLCUC, "OLCUC"},    //
+      {ONLCR, "ONLCR"},    //
+      {OCRNL, "OCRNL"},    //
+      {ONOCR, "ONOCR"},    //
+      {ONLRET, "ONLRET"},  //
+      {OFILL, "OFILL"},    //
+      {OFDEL, "OFDEL"},    //
+      {NL1, "NL1"},        //
+      {CR3, "CR3"},        //
+      {CR2, "CR2"},        //
+      {CR1, "CR1"},        //
+      {TAB3, "TAB3"},      //
+      {TAB2, "TAB2"},      //
+      {TAB1, "TAB1"},      //
+      {BS1, "BS1"},        //
+      {VT1, "VT1"},        //
+      {FF1, "FF1"},        //
+  };
+  append(", .c_oflag=%s", DescribeFlags(b128, 128, kOutput, ARRAYLEN(kOutput),
+                                        "", tio->c_oflag));
+
+  struct DescribeFlags kControl[] = {
+      {CS8, "CS8"},          //
+      {CS7, "CS7"},          //
+      {CS6, "CS6"},          //
+      {CSTOPB, "CSTOPB"},    //
+      {CREAD, "CREAD"},      //
+      {PARENB, "PARENB"},    //
+      {PARODD, "PARODD"},    //
+      {HUPCL, "HUPCL"},      //
+      {CLOCAL, "CLOCAL"},    //
+      {CRTSCTS, "CRTSCTS"},  //
+  };
+  append(", .c_cflag=%s", DescribeFlags(b128, 128, kControl, ARRAYLEN(kControl),
+                                        "", tio->c_cflag));
+
+  struct DescribeFlags kLocal[] = {
+      {ISIG, "ISIG"},        //
+      {ICANON, "ICANON"},    //
+      {XCASE, "XCASE"},      //
+      {ECHO, "ECHO"},        //
+      {ECHOE, "ECHOE"},      //
+      {ECHOK, "ECHOK"},      //
+      {ECHONL, "ECHONL"},    //
+      {NOFLSH, "NOFLSH"},    //
+      {TOSTOP, "TOSTOP"},    //
+      {ECHOCTL, "ECHOCTL"},  //
+      {ECHOPRT, "ECHOPRT"},  //
+      {ECHOKE, "ECHOKE"},    //
+      {FLUSHO, "FLUSHO"},    //
+      {PENDIN, "PENDIN"},    //
+      {IEXTEN, "IEXTEN"},    //
+      {EXTPROC, "EXTPROC"},  //
+  };
+  append(", .c_lflag=%s",
+         DescribeFlags(b128, 128, kLocal, ARRAYLEN(kLocal), "", tio->c_lflag));
+
+  append(", c_cc[VINTR]=%#o", tio->c_cc[VINTR]);
+  append(", c_cc[VERASE]=%#o", tio->c_cc[VERASE]);
+  append(", c_cc[VWERASE]=%#o", tio->c_cc[VWERASE]);
+
+  append("}");
+
+  return buf;
+}