mirror of
https://github.com/jart/cosmopolitan.git
synced 2024-05-17 02:52:40 +00:00
68c7c9c1e0
- Use good ELF technique in cosmo_dlopen() - Make strerror() conform more to other libc impls - Introduce __clear_cache() and use it in cosmo_dlopen() - Remove libc/fmt/fmt.h header (trying to kill off LIBC_FMT)
127 lines
5.5 KiB
C
127 lines
5.5 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net 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/calls.h"
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#include "libc/calls/internal.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/log/check.h"
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#include "libc/runtime/runtime.h"
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#include "libc/sock/sock.h"
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#include "libc/sysv/consts/af.h"
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#include "libc/sysv/consts/ipproto.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/sysv/consts/sock.h"
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#include "libc/testlib/subprocess.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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void SetUpOnce(void) {
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testlib_enable_tmp_setup_teardown();
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ASSERT_SYS(0, 0, pledge("stdio rpath wpath cpath fattr proc inet", 0));
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}
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/* TEST(lseek, ebadf) { */
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/* ASSERT_SYS(EBADF, -1, lseek(-1, 0, SEEK_SET)); */
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/* ASSERT_SYS(EBADF, -1, lseek(+3, 0, SEEK_SET)); */
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/* } */
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/* TEST(lseek, badWhence_einval) { */
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/* ASSERT_SYS(0, 3, creat("foo", 0644)); */
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/* ASSERT_SYS(EINVAL, -1, lseek(3, 0, -1)); */
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/* EXPECT_SYS(0, 0, close(3)); */
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/* } */
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TEST(lseek, negativeComputedOffset_einval) {
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ASSERT_SYS(0, 3, creat("foo", 0644));
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ASSERT_SYS(EINVAL, -1, lseek(3, -1, SEEK_SET));
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ASSERT_SYS(EINVAL, -1, lseek(3, -1, SEEK_CUR));
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ASSERT_SYS(0, 0, lseek(3, 0, SEEK_END));
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ASSERT_SYS(EINVAL, -1, lseek(3, -1, SEEK_END));
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ASSERT_SYS(0, 10, lseek(3, 10, SEEK_END));
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ASSERT_SYS(0, 5, lseek(3, 5, SEEK_END));
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EXPECT_SYS(0, 0, close(3));
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}
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/* TEST(lseek, 64bit) { */
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/* ASSERT_SYS(0, 3, creat("foo", 0644)); */
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/* ASSERT_SYS(0, 0x100000001, lseek(3, 0x100000001, SEEK_SET)); */
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/* EXPECT_SYS(0, 0, close(3)); */
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/* } */
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/* TEST(lseek, isPipe_ESPIPE) { */
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/* int fds[2]; */
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/* char buf[2]; */
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/* ASSERT_SYS(0, 0, pipe(fds)); */
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/* ASSERT_SYS(ESPIPE, -1, lseek(3, 0, SEEK_SET)); */
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/* ASSERT_SYS(ESPIPE, -1, pwrite(4, "hi", 2, 0)); */
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/* ASSERT_SYS(ESPIPE, -1, pread(3, buf, 2, 0)); */
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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(lseek, isSocket_ESPIPE) { */
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/* char buf[2]; */
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/* ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)); */
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/* ASSERT_SYS(ESPIPE, -1, lseek(3, 0, SEEK_SET)); */
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/* ASSERT_SYS(ESPIPE, -1, pwrite(3, "hi", 2, 0)); */
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/* ASSERT_SYS(ESPIPE, -1, pread(3, buf, 2, 0)); */
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/* EXPECT_SYS(0, 0, close(3)); */
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/* } */
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/* TEST(lseek, filePositionChanges_areObservableAcrossDup) { */
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/* if (IsWindows()) return; // do not want to support */
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/* ASSERT_SYS(0, 3, creat("wut", 0644)); */
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/* ASSERT_SYS(0, 4, dup(3)); */
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/* ASSERT_SYS(0, 0, lseek(3, 0, SEEK_CUR)); */
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/* ASSERT_SYS(0, 1, lseek(4, 1, SEEK_SET)); */
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/* ASSERT_SYS(0, 1, lseek(3, 0, SEEK_CUR)); */
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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(lseek, filePositionChanges_areObservableAcrossProcesses) { */
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/* if (IsWindows()) return; // do not want to support */
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/* char buf[8] = {0}; */
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/* ASSERT_SYS(0, 3, open("wut", O_RDWR | O_CREAT, 0644)); */
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/* ASSERT_SYS(0, 3, write(3, "wut", 3)); */
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/* ASSERT_SYS(0, 0, lseek(3, 0, SEEK_SET)); */
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/* SPAWN(fork); */
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/* ASSERT_SYS(0, 1, lseek(3, 1, SEEK_SET)); */
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/* EXITS(0); */
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/* EXPECT_SYS(0, 1, read(3, buf, 1)); */
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/* EXPECT_EQ('u', buf[0]); */
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/* EXPECT_SYS(0, 0, close(3)); */
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/* } */
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/* TEST(lseek, beyondEndOfFile_isZeroExtendedUponSubsequentWrite) { */
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/* char buf[8] = {1, 1}; */
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/* ASSERT_SYS(0, 3, open("foo", O_RDWR | O_CREAT | O_TRUNC, 0644)); */
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/* ASSERT_SYS(0, 2, lseek(3, 2, SEEK_SET)); */
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/* ASSERT_SYS(0, 2, lseek(3, 0, SEEK_CUR)); */
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/* ASSERT_SYS(0, 0, pread(3, buf, 8, 0)); // lseek() alone doesn't extend */
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/* ASSERT_SYS(0, 2, write(3, buf, 2)); // does extend once i/o happens */
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/* ASSERT_SYS(0, 4, pread(3, buf, 8, 0)); */
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/* ASSERT_EQ(0, buf[0]); */
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/* ASSERT_EQ(0, buf[1]); */
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/* ASSERT_EQ(1, buf[2]); */
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/* ASSERT_EQ(1, buf[3]); */
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/* ASSERT_SYS(0, 0, close(3)); */
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/* } */
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