mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-01 12:03:41 +00:00
f531acc8f9
- Invent openatemp() API - Invent O_UNLINK open flag - Introduce getenv_secure() API - Remove `git pull` from cosmocc - Fix utimes() when path is NULL - Fix mktemp() to never return NULL - Fix utimensat() UTIME_OMIT on XNU - Improve utimensat() code for RHEL5 - Turn `argv[0]` C:/ to /C/ on Windows - Introduce tmpnam() and tmpnam_r() APIs - Fix more const issues with internal APIs - Permit utimes() on WIN32 in O_RDONLY mode - Fix fdopendir() to check fd is a directory - Fix recent crash regression in landlock make - Fix futimens(AT_FDCWD, NULL) to return EBADF - Use workaround so `make -j` doesn't fork bomb - Rename dontdiscard to __wur (just like glibc) - Fix st_size for WIN32 symlinks containing UTF-8 - Introduce stdio ext APIs needed by GNU coreutils - Fix lstat() on WIN32 for symlinks to directories - Move some constants from normalize.inc to limits.h - Fix segv with memchr() and memcmp() overlapping page - Implement POSIX fflush() behavior for reader streams - Implement AT_SYMLINK_NOFOLLOW for utimensat() on WIN32 - Don't change read-only status of existing files on WIN32 - Correctly handle `0x[^[:xdigit:]]` case in strtol() functions
115 lines
4.6 KiB
C
115 lines
4.6 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/dce.h"
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#include "libc/errno.h"
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#include "libc/limits.h"
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#include "libc/mem/gc.internal.h"
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#include "libc/runtime/runtime.h"
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#include "libc/str/str.h"
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#include "libc/sysv/consts/at.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/temp.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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char testlib_enable_tmp_setup_teardown;
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TEST(openatemp, test) {
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char path[] = "foo.XXXXXX";
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ASSERT_SYS(0, 3, openatemp(AT_FDCWD, path, 0, O_CLOEXEC, 0));
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ASSERT_NE(0, strcmp(path, "foo.XXXXXX"));
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EXPECT_TRUE(fileexists(path));
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(openatemp, dirfd) {
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ASSERT_SYS(0, 3, open(kTmpPath, O_RDONLY | O_DIRECTORY));
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char path[] = "foo.XXXXXX.txt";
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ASSERT_SYS(0, 4, openatemp(3, path, 4, 0, 0));
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EXPECT_TRUE(fileexists(gc(xjoinpaths(kTmpPath, path))));
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EXPECT_SYS(0, 0, close(4));
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(openatemp, unlink) {
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char path[] = "foo.XXXXXX";
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ASSERT_SYS(0, 3, openatemp(AT_FDCWD, path, 0, O_UNLINK, 0));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_FALSE(fileexists(path));
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}
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TEST(openatemp, mode) {
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if (IsWindows()) return;
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unsigned omask = umask(0);
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char path[] = "foo.XXXXXX";
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ASSERT_SYS(0, 3, openatemp(AT_FDCWD, path, 0, 0, 0764));
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struct stat st;
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ASSERT_SYS(0, 0, stat(path, &st));
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ASSERT_SYS(0, 0, fstat(3, &st));
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EXPECT_EQ(0100764, st.st_mode);
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EXPECT_SYS(0, 0, close(3));
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umask(omask);
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}
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TEST(openatemp, tooFewX_EINVAL) {
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char path[] = "foo.XXXXX";
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, 0, O_CLOEXEC, 0));
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}
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TEST(openatemp, suffixTooFewX_EINVAL) {
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char path[] = "foo.XXXXX.txt";
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, 4, O_CLOEXEC, 0));
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}
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TEST(openatemp, badSuffixLen_EINVAL) {
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char path[] = "foo.XXXXXX";
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, -1, O_CLOEXEC, 0));
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, -6, O_CLOEXEC, 0));
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, 11, O_CLOEXEC, 0));
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ASSERT_SYS(EINVAL, -1, openatemp(AT_FDCWD, path, 99, O_CLOEXEC, 0));
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}
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TEST(openatemp, missingDir_ENOENT) {
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char path[] = "missing/foo.XXXXXX";
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ASSERT_SYS(ENOENT, -1, openatemp(AT_FDCWD, path, 0, O_CLOEXEC, 0));
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}
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TEST(openatemp, notDir_ENOTDIR) {
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char path[] = "regular/foo.XXXXXX";
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ASSERT_SYS(0, 0, touch("regular", 0644));
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ASSERT_SYS(ENOTDIR, -1, openatemp(AT_FDCWD, path, 0, O_CLOEXEC, 0));
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}
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TEST(mktemp, fails_returnsEmptyString) {
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char path[] = "regular/foo.XXXXXX";
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ASSERT_SYS(0, 0, touch("regular", 0644));
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ASSERT_STREQ("", mktemp(path));
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ASSERT_STREQ("", path);
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ASSERT_EQ(ENOTDIR, errno);
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errno = 0;
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}
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TEST(mkstemp, fails_returnsNull) {
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char path[] = "regular/foo.XXXXXX";
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ASSERT_SYS(0, 0, touch("regular", 0644));
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ASSERT_SYS(ENOTDIR, -1, mkstemp(path));
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ASSERT_STREQ("regular/foo.XXXXXX", path);
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}
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