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Further optimize poll() on Windows

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Justine Tunney 2024-09-22 22:24:56 -07:00
parent 556a294363
commit 518eabadf5
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6 changed files with 44 additions and 64 deletions
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41
test/libc/calls/fchmod_test.c
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et 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/calls.h"
#include "libc/calls/struct/stat.h"
#include "libc/testlib/testlib.h"
void SetUpOnce(void) {
testlib_enable_tmp_setup_teardown();
}
uint32_t GetMode(int fd) {
struct stat st;
ASSERT_SYS(0, 0, fstat(fd, &st));
return st.st_mode & 0777;
}
TEST(fchmod, canChangeReadOnlyBit) {
ASSERT_SYS(0, 3, creat("foo", 0600));
ASSERT_EQ(0600, GetMode(3));
ASSERT_SYS(0, 0, fchmod(3, 0400));
ASSERT_EQ(0400, GetMode(3));
ASSERT_SYS(0, 0, fchmod(3, 0600));
ASSERT_EQ(0600, GetMode(3));
ASSERT_SYS(0, 0, close(3));
}