Initial import

libc/calls/ioctl-tiocswinsz-nt.c

@@ -0,0 +1,38 @@
+/*-*- 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 2020 Justine Alexandra Roberts Tunney                              │
+│                                                                              │
+│ This program is free software; you can redistribute it and/or modify         │
+│ it under the terms of the GNU General Public License as published by         │
+│ the Free Software Foundation; version 2 of the License.                      │
+│                                                                              │
+│ This program is distributed in the hope that it will be useful, but          │
+│ WITHOUT ANY WARRANTY; without even the implied warranty of                   │
+│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU             │
+│ General Public License for more details.                                     │
+│                                                                              │
+│ You should have received a copy of the GNU General Public License            │
+│ along with this program; if not, write to the Free Software                  │
+│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA                │
+│ 02110-1301 USA                                                               │
+╚─────────────────────────────────────────────────────────────────────────────*/
+#include "libc/calls/calls.h"
+#include "libc/calls/internal.h"
+#include "libc/calls/struct/termios.h"
+#include "libc/calls/struct/winsize.h"
+#include "libc/nt/console.h"
+#include "libc/str/str.h"
+#include "libc/sysv/errfuns.h"
+
+textwindows int ioctl$tiocswinsz$nt(int fd, const struct winsize *ws) {
+  uint32_t mode;
+  struct NtCoord coord;
+  if (!ws) return efault();
+  if (!isfdkind(fd, kFdFile)) return ebadf();
+  if (!GetConsoleMode(g_fds.p[fd].handle, &mode)) return enotty();
+  coord.X = ws->ws_col;
+  coord.Y = ws->ws_row;
+  if (!SetConsoleScreenBufferSize(g_fds.p[fd].handle, coord)) return winerr();
+  return 0;
+}