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https://github.com/jart/cosmopolitan.git
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49 lines
2.5 KiB
C
49 lines
2.5 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/struct/winsize.h"
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#include "libc/calls/struct/winsize.internal.h"
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#include "libc/dce.h"
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#include "libc/intrin/describeflags.h"
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#include "libc/intrin/kprintf.h"
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#include "libc/limits.h"
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#include "libc/macros.internal.h"
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#define N 64
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#define append(...) o += ksnprintf(buf + o, N - o, __VA_ARGS__)
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const char *(DescribeWinsize)(char buf[N], int rc, const struct winsize *ws) {
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int o = 0;
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if (!ws)
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return "NULL";
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if (rc == -1)
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return "n/a";
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if (kisdangerous(ws)) {
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ksnprintf(buf, N, "%p", ws);
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return buf;
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}
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append("{.ws_row=%d, .ws_col=%d", ws->ws_row, ws->ws_col);
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if (ws->ws_xpixel | ws->ws_ypixel) {
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append(", .ws_xpixel=%d, .ws_ypixel=%d", ws->ws_xpixel, ws->ws_ypixel);
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}
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append("}");
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return buf;
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}
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