mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 19:43:32 +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
158 lines
6 KiB
C
158 lines
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 2022 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/calls/struct/stat.macros.h"
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#include "libc/calls/struct/timespec.h"
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#include "libc/calls/struct/timeval.h"
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#include "libc/calls/syscall_support-sysv.internal.h"
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#include "libc/dce.h"
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#include "libc/errno.h"
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#include "libc/runtime/runtime.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/sysv/consts/utime.h"
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#include "libc/testlib/testlib.h"
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#include "libc/time/time.h"
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char testlib_enable_tmp_setup_teardown;
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void SetUpOnce(void) {
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ASSERT_SYS(0, 0, pledge("stdio rpath wpath cpath fattr", 0));
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}
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TEST(utimes, test) {
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struct stat st;
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struct timeval tv[2] = {
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{1655455857, 1}, // atim: Fri Jun 17 2022 08:50:57 GMT+0000
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{827727928, 2}, // mtim: Mon Mar 25 1996 04:25:28 GMT+0000
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};
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EXPECT_SYS(0, 0, touch("boop", 0644));
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EXPECT_SYS(0, 0, utimes("boop", tv));
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EXPECT_SYS(0, 0, stat("boop", &st));
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EXPECT_EQ(1655455857, st.st_atim.tv_sec);
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EXPECT_EQ(827727928, st.st_mtim.tv_sec);
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if (IsLinux() && !__is_linux_2_6_23()) {
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// rhel5 only seems to have second granularity
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EXPECT_EQ(0, st.st_atim.tv_nsec);
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EXPECT_EQ(0, st.st_mtim.tv_nsec);
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} else {
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EXPECT_EQ(1000, st.st_atim.tv_nsec);
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EXPECT_EQ(2000, st.st_mtim.tv_nsec);
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}
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}
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TEST(futimes, test) {
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if (IsLinux() && !__is_linux_2_6_23()) return;
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struct stat st;
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struct timeval tv[2] = {{1655455857, 1}, {827727928, 2}};
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EXPECT_SYS(0, 3, creat("boop", 0644));
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EXPECT_SYS(0, 0, futimes(3, tv));
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EXPECT_SYS(0, 0, fstat(3, &st));
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EXPECT_EQ(1655455857, st.st_atim.tv_sec);
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EXPECT_EQ(827727928, st.st_mtim.tv_sec);
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EXPECT_EQ(1000, st.st_atim.tv_nsec);
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EXPECT_EQ(2000, st.st_mtim.tv_nsec);
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(utimensat, test) {
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struct stat st;
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struct timespec ts[2] = {
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{1655455857}, // atim: Fri Jun 17 2022 08:50:57 GMT+0000
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{827727928}, // mtim: Mon Mar 25 1996 04:25:28 GMT+0000
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};
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EXPECT_SYS(0, 0, touch("boop", 0644));
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EXPECT_SYS(0, 0, utimensat(AT_FDCWD, "boop", ts, 0));
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EXPECT_SYS(0, 0, stat("boop", &st));
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EXPECT_EQ(1655455857, st.st_atim.tv_sec);
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EXPECT_EQ(827727928, st.st_mtim.tv_sec);
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}
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TEST(futimens, test) {
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if (IsLinux() && !__is_linux_2_6_23()) {
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// TODO(jart): How does RHEL5 do futimes()?
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return;
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}
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struct stat st;
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struct timespec ts[2] = {
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{1655455857}, // atim: Fri Jun 17 2022 08:50:57 GMT+0000
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{827727928}, // mtim: Mon Mar 25 1996 04:25:28 GMT+0000
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};
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EXPECT_SYS(0, 0, touch("boop", 0644));
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EXPECT_SYS(0, 3, open("boop", O_RDWR));
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EXPECT_SYS(0, 0, futimens(3, ts));
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EXPECT_SYS(0, 0, fstat(3, &st));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_EQ(1655455857, st.st_atim.tv_sec);
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EXPECT_EQ(827727928, st.st_mtim.tv_sec);
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}
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TEST(utimensat, testOmit) {
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if (IsLinux() && !__is_linux_2_6_23()) {
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// TODO(jart): Ugh.
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return;
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}
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struct stat st;
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struct timespec ts[2] = {
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{123, UTIME_OMIT},
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{123, UTIME_OMIT},
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};
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EXPECT_SYS(0, 0, touch("boop", 0644));
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EXPECT_SYS(0, 0, utimensat(AT_FDCWD, "boop", ts, 0));
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EXPECT_SYS(0, 0, stat("boop", &st));
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EXPECT_NE(123, st.st_atim.tv_sec);
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EXPECT_NE(123, st.st_mtim.tv_sec);
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}
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TEST(futimens, test2) {
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struct timespec ts[2];
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int fd = creat("foo", 0600);
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if (fd < 0) exit(1);
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struct stat st;
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int64_t birth;
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ASSERT_SYS(0, 0, fstat(fd, &st));
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ASSERT_EQ(st.st_ctime, st.st_atime);
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ASSERT_EQ(st.st_ctime, st.st_mtime);
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birth = st.st_ctime;
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ts[0].tv_sec = 1;
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ts[0].tv_nsec = UTIME_OMIT;
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ts[1].tv_sec = 1;
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ts[1].tv_nsec = UTIME_NOW;
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errno = 0;
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ASSERT_SYS(EBADF, -1, futimens(AT_FDCWD, NULL));
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ASSERT_SYS(0, 0, futimens(fd, ts));
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sleep(1);
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ts[0].tv_nsec = UTIME_NOW; // change access time
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ts[1].tv_nsec = UTIME_OMIT; // don't change modified time
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close(fd);
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fd = open("foo", O_RDONLY);
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ASSERT_SYS(0, 0, futimens(fd, ts));
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ASSERT_SYS(0, 0, fstat(fd, &st));
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// check time of last status change equals access time
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ASSERT_GT(st.st_atime, birth);
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ASSERT_EQ(st.st_mtime, birth);
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// NetBSD doesn't appear to change ctime even though it says it does
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if (!IsNetbsd()) {
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ASSERT_GT(st.st_ctime, birth);
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ASSERT_EQ(st.st_ctime, st.st_atime);
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ASSERT_GT(st.st_ctime, st.st_mtime);
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}
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close(fd);
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}
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