mirror of
https://github.com/jart/cosmopolitan.git
synced 2024-05-18 03:22:40 +00:00
a6baba1b07
The WIN32 CreateProcess() function does not require an .exe or .com suffix in order to spawn an executable. Now that we have Cosmo bash we're no longer so dependent on the cmd.exe prompt.
441 lines
13 KiB
C
441 lines
13 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 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/dirent.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/fmt/conv.h"
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#include "libc/fmt/itoa.h"
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#include "libc/intrin/kprintf.h"
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#include "libc/limits.h"
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#include "libc/mem/critbit0.h"
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#include "libc/mem/gc.h"
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#include "libc/mem/mem.h"
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#include "libc/runtime/runtime.h"
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#include "libc/stdio/append.h"
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#include "libc/stdio/ftw.h"
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#include "libc/stdio/rand.h"
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#include "libc/stdio/stdio.h"
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#include "libc/str/str.h"
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#include "libc/sysv/consts/dt.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/sysv/consts/s.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/xasprintf.h"
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#include "libc/x/xiso8601.h"
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__static_yoink("zipos");
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__static_yoink("usr/share/zoneinfo/");
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__static_yoink("usr/share/zoneinfo/New_York");
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__static_yoink("libc/testlib/hyperion.txt");
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__static_yoink("libc/testlib/moby.txt");
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void SetUpOnce(void) {
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testlib_enable_tmp_setup_teardown();
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}
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DIR *dir;
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struct dirent *ent;
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void SetUp(void) {
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dir = 0;
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ent = 0;
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}
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TEST(opendir, efault) {
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ASSERT_SYS(EFAULT, NULL, opendir(0));
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if (!IsAsan()) return; // not possible
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ASSERT_SYS(EFAULT, NULL, opendir((void *)77));
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}
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TEST(opendir, enoent) {
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ASSERT_SYS(ENOENT, NULL, opendir(""));
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ASSERT_SYS(ENOENT, NULL, opendir("o/foo"));
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}
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TEST(opendir, enotdir) {
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ASSERT_SYS(0, 0, close(creat("yo", 0644)));
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ASSERT_SYS(ENOTDIR, NULL, opendir("yo/there"));
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}
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TEST(opendir, openSyntheticDirEntry) {
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struct stat st;
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ASSERT_SYS(0, 3, open("/zip", O_RDONLY | O_DIRECTORY));
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ASSERT_SYS(0, 0, fstat(3, &st));
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ASSERT_TRUE(S_ISDIR(st.st_mode));
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EXPECT_SYS(EISDIR, -1, read(3, 0, 0));
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ASSERT_NE(NULL, (dir = fdopendir(3)));
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EXPECT_NE(NULL, (ent = readdir(dir)));
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EXPECT_EQ(0, closedir(dir));
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}
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TEST(opendir, openRealDirEntry) {
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struct stat st;
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ASSERT_SYS(0, 3, open("/zip/usr/share/zoneinfo", O_RDONLY | O_DIRECTORY));
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ASSERT_SYS(0, 0, fstat(3, &st));
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ASSERT_TRUE(S_ISDIR(st.st_mode));
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EXPECT_SYS(EISDIR, -1, read(3, 0, 0));
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ASSERT_NE(NULL, (dir = fdopendir(3)));
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EXPECT_NE(NULL, (ent = readdir(dir)));
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EXPECT_EQ(0, closedir(dir));
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}
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TEST(fdopendir, test) {
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ASSERT_SYS(0, 0, touch("foo", 0644));
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ASSERT_SYS(0, 3, open("foo", O_RDONLY));
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ASSERT_SYS(ENOTDIR, 0, fdopendir(3));
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ASSERT_SYS(0, 0, close(3));
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}
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TEST(dirstream, testDots) {
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int hasdot = 0;
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int hasdotdot = 0;
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ASSERT_SYS(0, 0, close(creat("foo", 0644)));
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ASSERT_NE(NULL, (dir = opendir(".")));
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while ((ent = readdir(dir))) {
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if (!strcmp(ent->d_name, ".")) {
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++hasdot;
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EXPECT_EQ(DT_DIR, ent->d_type);
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}
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if (!strcmp(ent->d_name, "..")) {
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++hasdotdot;
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EXPECT_EQ(DT_DIR, ent->d_type);
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}
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}
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EXPECT_EQ(1, hasdot);
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EXPECT_EQ(1, hasdotdot);
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EXPECT_SYS(0, 0, closedir(dir));
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}
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TEST(dirstream, test) {
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bool hasfoo = false;
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bool hasbar = false;
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char *dpath, *file1, *file2;
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dpath = gc(xasprintf("%s.%d", "dirstream", rand()));
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file1 = gc(xasprintf("%s/%s", dpath, "foo"));
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file2 = gc(xasprintf("%s/%s", dpath, "bar"));
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EXPECT_NE(-1, mkdir(dpath, 0755));
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EXPECT_NE(-1, touch(file1, 0644));
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EXPECT_NE(-1, touch(file2, 0644));
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EXPECT_TRUE(NULL != (dir = opendir(dpath)));
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while ((ent = readdir(dir))) {
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if (!strcmp(ent->d_name, "foo")) {
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EXPECT_EQ(DT_REG, ent->d_type);
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hasfoo = true;
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}
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if (!strcmp(ent->d_name, "bar")) {
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EXPECT_EQ(DT_REG, ent->d_type);
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hasbar = true;
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}
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}
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EXPECT_TRUE(hasfoo);
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EXPECT_TRUE(hasbar);
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EXPECT_NE(-1, closedir(dir));
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EXPECT_NE(-1, unlink(file2));
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EXPECT_NE(-1, unlink(file1));
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EXPECT_NE(-1, rmdir(dpath));
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}
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TEST(dirstream, zipTest) {
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bool foundNewYork = false;
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const char *path = "/zip/usr/share/zoneinfo/";
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ASSERT_NE(NULL, (dir = opendir(path)));
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while ((ent = readdir(dir))) {
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foundNewYork |= !strcmp(ent->d_name, "New_York");
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}
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EXPECT_SYS(0, 0, closedir(dir));
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EXPECT_TRUE(foundNewYork);
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}
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TEST(rewinddir, test) {
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bool hasfoo = false;
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bool hasbar = false;
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char *dpath, *file1, *file2;
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dpath = gc(xasprintf("%s.%d", "dirstream", rand()));
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file1 = gc(xasprintf("%s/%s", dpath, "foo"));
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file2 = gc(xasprintf("%s/%s", dpath, "bar"));
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EXPECT_NE(-1, mkdir(dpath, 0755));
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EXPECT_NE(-1, touch(file1, 0644));
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EXPECT_NE(-1, touch(file2, 0644));
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EXPECT_TRUE(NULL != (dir = opendir(dpath)));
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readdir(dir);
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readdir(dir);
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readdir(dir);
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rewinddir(dir);
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while ((ent = readdir(dir))) {
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if (strcmp(ent->d_name, "foo")) hasfoo = true;
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if (strcmp(ent->d_name, "bar")) hasbar = true;
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}
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EXPECT_TRUE(hasfoo);
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EXPECT_TRUE(hasbar);
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EXPECT_NE(-1, closedir(dir));
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EXPECT_NE(-1, unlink(file2));
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EXPECT_NE(-1, unlink(file1));
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EXPECT_NE(-1, rmdir(dpath));
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}
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TEST(dirstream, zipTest_notDir) {
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ASSERT_EQ(NULL, opendir("/zip/usr/share/zoneinfo/New_York"));
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ASSERT_EQ(ENOTDIR, errno);
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}
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TEST(dirstream, ino) {
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ASSERT_SYS(0, 0, mkdir("boop", 0755));
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EXPECT_SYS(0, 0, touch("boop/a", 0644));
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EXPECT_SYS(0, 0, touch("boop/b", 0644));
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EXPECT_SYS(0, 0, touch("boop/c", 0644));
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ASSERT_NE(NULL, (dir = opendir("boop")));
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ASSERT_NE(NULL, (ent = readdir(dir))); // #1
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ASSERT_NE(NULL, (ent = readdir(dir))); // #2
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long pos = telldir(dir);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #3
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char name[32];
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strlcpy(name, ent->d_name, sizeof(name));
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ASSERT_NE(NULL, (ent = readdir(dir))); // #4
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ASSERT_NE(NULL, (ent = readdir(dir))); // #5
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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seekdir(dir, pos);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #2
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ASSERT_STREQ(name, ent->d_name);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #3
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ASSERT_NE(NULL, (ent = readdir(dir))); // #4
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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ASSERT_SYS(0, 0, closedir(dir));
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}
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TEST(dirstream, seek) {
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ASSERT_SYS(0, 0, mkdir("boop", 0755));
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EXPECT_SYS(0, 0, touch("boop/a", 0644));
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EXPECT_SYS(0, 0, touch("boop/b", 0644));
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EXPECT_SYS(0, 0, touch("boop/c", 0644));
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ASSERT_NE(NULL, (dir = opendir("boop")));
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ASSERT_NE(NULL, (ent = readdir(dir))); // #1
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ASSERT_NE(NULL, (ent = readdir(dir))); // #2
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long pos = telldir(dir);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #3
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char name[32];
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strlcpy(name, ent->d_name, sizeof(name));
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ASSERT_NE(NULL, (ent = readdir(dir))); // #4
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ASSERT_NE(NULL, (ent = readdir(dir))); // #5
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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seekdir(dir, pos);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #2
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ASSERT_STREQ(name, ent->d_name);
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ASSERT_NE(NULL, (ent = readdir(dir))); // #3
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ASSERT_NE(NULL, (ent = readdir(dir))); // #4
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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ASSERT_EQ(NULL, (ent = readdir(dir))); // eod
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ASSERT_SYS(0, 0, closedir(dir));
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}
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TEST(dirstream, seeky) {
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char name[256];
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char path[512];
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struct stat golden;
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int i, j, n = 1000;
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int goodindex = 500;
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struct critbit0 tree = {0};
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ASSERT_SYS(0, 0, mkdir("boop", 0755));
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ASSERT_EQ(1, critbit0_insert(&tree, "."));
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ASSERT_EQ(1, critbit0_insert(&tree, ".."));
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for (i = 0; i < n; ++i) {
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for (j = 0; j < 255; ++j) {
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name[j] = '0' + rand() % 10;
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}
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// TODO(jart): why does Windows croak with 255
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name[100] = 0;
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strcpy(path, "boop/");
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strcat(path, name);
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path[255] = 0;
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*FormatInt32(path + 5, i) = '-';
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ASSERT_EQ(1, critbit0_insert(&tree, path + 5));
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ASSERT_SYS(0, 0, touch(path, 0644));
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if (i == goodindex) {
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ASSERT_SYS(0, 0, stat(path, &golden));
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}
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}
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// do a full pass
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{
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ASSERT_NE(NULL, (dir = opendir("boop")));
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long tell = -1;
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long prev = telldir(dir);
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while ((ent = readdir(dir))) {
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if (atoi(ent->d_name) == goodindex) {
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ASSERT_EQ(golden.st_ino, ent->d_ino);
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tell = prev;
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}
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prev = telldir(dir);
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ASSERT_EQ(1, critbit0_delete(&tree, ent->d_name));
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}
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ASSERT_EQ(NULL, tree.root); // all entries were found
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ASSERT_NE(-1, tell);
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seekdir(dir, tell);
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ASSERT_NE(NULL, (ent = readdir(dir)));
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ASSERT_EQ(goodindex, atoi(ent->d_name));
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ASSERT_EQ(golden.st_ino, ent->d_ino);
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ASSERT_SYS(0, 0, closedir(dir));
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}
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// do a partial pass, and seek midway
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{
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ASSERT_NE(NULL, (dir = opendir("boop")));
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int abort = 700;
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long tell = -1;
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bool foundit = false;
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long prev = telldir(dir);
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while ((ent = readdir(dir))) {
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if (atoi(ent->d_name) == goodindex) {
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ASSERT_EQ(golden.st_ino, ent->d_ino);
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tell = prev;
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foundit = true;
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}
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prev = telldir(dir);
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if (--abort <= 0 && foundit) {
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break;
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}
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}
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ASSERT_NE(-1, tell);
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seekdir(dir, tell);
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ASSERT_NE(NULL, (ent = readdir(dir)));
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ASSERT_EQ(goodindex, atoi(ent->d_name));
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ASSERT_EQ(golden.st_ino, ent->d_ino);
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ASSERT_SYS(0, 0, closedir(dir));
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}
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}
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TEST(dirstream, dots) {
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bool got_dot = false;
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bool got_dot_dot = false;
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ASSERT_NE(NULL, (dir = opendir(".")));
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while ((ent = readdir(dir))) {
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got_dot |= !strcmp(ent->d_name, ".");
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got_dot_dot |= !strcmp(ent->d_name, "..");
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}
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ASSERT_SYS(0, 0, closedir(dir));
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ASSERT_TRUE(got_dot_dot);
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ASSERT_TRUE(got_dot);
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}
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TEST(dirstream, inoFile_isConsistentWithStat) {
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struct stat st;
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bool gotsome = false;
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EXPECT_SYS(0, 0, touch("foo", 0644));
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EXPECT_SYS(0, 0, stat("foo", &st));
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ASSERT_NE(NULL, (dir = opendir(".")));
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while ((ent = readdir(dir))) {
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if (!strcmp(ent->d_name, "foo")) {
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ASSERT_EQ(st.st_ino, ent->d_ino);
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gotsome = true;
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}
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}
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ASSERT_SYS(0, 0, closedir(dir));
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ASSERT_TRUE(gotsome);
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}
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TEST(dirstream_zipos, inoFile_isConsistentWithStat) {
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struct stat st;
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const char *dirpath;
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char filename[PATH_MAX];
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dirpath = "/zip/usr/share/zoneinfo";
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ASSERT_NE(NULL, (dir = opendir(dirpath)));
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while ((ent = readdir(dir))) {
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snprintf(filename, sizeof(filename), "%s/%s", dirpath, ent->d_name);
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EXPECT_SYS(0, 0, stat(filename, &st));
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ASSERT_EQ(st.st_ino, ent->d_ino);
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}
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ASSERT_SYS(0, 0, closedir(dir));
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}
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static const char *DescribeDt(int dt) {
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static char buf[12];
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switch (dt) {
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case DT_UNKNOWN:
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return "DT_UNKNOWN";
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case DT_FIFO:
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return "DT_FIFO";
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case DT_CHR:
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return "DT_CHR";
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case DT_DIR:
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return "DT_DIR";
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case DT_BLK:
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return "DT_BLK";
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case DT_REG:
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return "DT_REG";
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case DT_LNK:
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return "DT_LNK";
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case DT_SOCK:
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return "DT_SOCK";
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default:
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FormatInt32(buf, dt);
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return buf;
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}
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}
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static const char *DescribeFtw(int dt) {
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static char buf[12];
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switch (dt) {
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case FTW_F:
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return "FTW_F";
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case FTW_D:
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return "FTW_D";
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case FTW_DNR:
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return "FTW_DNR";
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case FTW_NS:
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return "FTW_NS";
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case FTW_SL:
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return "FTW_SL";
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case FTW_DP:
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return "FTW_DP";
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case FTW_SLN:
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return "FTW_SLN";
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default:
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FormatInt32(buf, dt);
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return buf;
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}
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}
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char *b;
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static int walk(const char *fpath, //
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const struct stat *st, //
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int typeflag, //
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struct FTW *ftwbuf) { //
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appendf(&b, "%-6s %s\n", DescribeFtw(typeflag), fpath);
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return 0;
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}
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TEST(dirstream, walk) {
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ASSERT_SYS(0, 0, nftw("/zip", walk, 128, FTW_PHYS | FTW_DEPTH));
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ASSERT_STREQ("FTW_F /zip/echo\n"
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"FTW_F /zip/libc/testlib/hyperion.txt\n"
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"FTW_F /zip/libc/testlib/moby.txt\n"
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"FTW_DP /zip/libc/testlib\n"
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"FTW_DP /zip/libc\n"
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"FTW_F /zip/usr/share/zoneinfo/New_York\n"
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"FTW_DP /zip/usr/share/zoneinfo\n"
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"FTW_DP /zip/usr/share\n"
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"FTW_DP /zip/usr\n"
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"FTW_F /zip/.cosmo\n"
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"FTW_DP /zip\n",
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b);
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free(b);
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b = 0;
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}
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