mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-01 03:53:33 +00:00
c9fecf3a55
- You can now run `make -j8 toolchain` on Windows - You can now run `make -j` on MacOS ARM64 and BSD OSes - You can now use our Emacs dev environment on MacOS/Windows - Fix bug where the x16 register was being corrupted by --ftrace - The programs under build/bootstrap/ are updated as fat binaries - The Makefile now explains how to download cosmocc-0.0.12 toolchain - The build scripts under bin/ now support "cosmo" branded toolchains - stat() now goes faster on Windows (shaves 100ms off `make` latency) - Code cleanup and added review on the Windows signal checking code - posix_spawnattr_setrlimit() now works around MacOS ARM64 bugs - Landlock Make now favors posix_spawn() on non-Linux/OpenBSD - posix_spawn() now has better --strace logging on Windows - fstatat() can now avoid EACCES in more cases on Windows - fchmod() can now change the readonly bit on Windows
41 lines
2.3 KiB
C
41 lines
2.3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2023 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/calls.h"
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#include "libc/calls/struct/stat.h"
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#include "libc/testlib/testlib.h"
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void SetUpOnce(void) {
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testlib_enable_tmp_setup_teardown();
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}
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uint32_t GetMode(int fd) {
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struct stat st;
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ASSERT_SYS(0, 0, fstat(fd, &st));
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return st.st_mode & 0777;
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}
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TEST(fchmod, canChangeReadOnlyBit) {
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ASSERT_SYS(0, 3, creat("foo", 0600));
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ASSERT_EQ(0600, GetMode(3));
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ASSERT_SYS(0, 0, fchmod(3, 0400));
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ASSERT_EQ(0400, GetMode(3));
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ASSERT_SYS(0, 0, fchmod(3, 0600));
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ASSERT_EQ(0600, GetMode(3));
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ASSERT_SYS(0, 0, close(3));
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}
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