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e16a7d8f3b
`et` means `expandtab`. ```sh rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\) et\(.*\) :vi/vi: \1 xoet\2:vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)noet\(.*\):vi/vi: \1et\2 :vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)xoet\(.*\):vi/vi: \1noet\2:vi/' ```
111 lines
4.7 KiB
C
111 lines
4.7 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/dce.h"
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#include "libc/errno.h"
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#include "libc/intrin/safemacros.internal.h"
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#include "libc/limits.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/testlib/testlib.h"
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uint64_t i;
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char *oldpath;
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char tmp[PATH_MAX];
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char pathbuf[PATH_MAX];
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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", 0));
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}
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void SetUp(void) {
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mkdir("bin", 0755);
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mkdir("home", 0755);
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oldpath = strdup(nulltoempty(getenv("PATH")));
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ASSERT_NE(-1, setenv("PATH", "bin", true));
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}
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void TearDown(void) {
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ASSERT_NE(-1, setenv("PATH", oldpath, true));
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free(oldpath);
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}
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TEST(commandv, testPathSearch) {
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EXPECT_SYS(0, 3, creat("bin/sh", 0755));
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EXPECT_SYS(0, 2, write(3, "MZ", 2));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_STREQ("bin/sh", commandv("sh", pathbuf, sizeof(pathbuf)));
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}
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TEST(commandv, testSlashes_wontSearchPath_butChecksAccess) {
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EXPECT_SYS(0, 3, creat("home/sh.com", 0755));
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EXPECT_SYS(0, 2, write(3, "MZ", 2));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_STREQ("home/sh.com",
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commandv("home/sh.com", pathbuf, sizeof(pathbuf)));
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}
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TEST(commandv, testSameDir_doesntHappenByDefaultUnlessItsWindows) {
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EXPECT_SYS(0, 3, creat("bog.com", 0755));
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EXPECT_SYS(0, 2, write(3, "MZ", 2));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_STREQ(NULL, commandv("bog.com", pathbuf, sizeof(pathbuf)));
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EXPECT_EQ(ENOENT, errno);
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}
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TEST(commandv, testSameDir_willHappenWithColonBlank) {
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ASSERT_NE(-1, setenv("PATH", "bin:", true));
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EXPECT_SYS(0, 3, creat("bog.com", 0755));
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EXPECT_SYS(0, 2, write(3, "MZ", 2));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_STREQ("bog.com", commandv("bog.com", pathbuf, sizeof(pathbuf)));
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}
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TEST(commandv, testSameDir_willHappenWithColonBlank2) {
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ASSERT_NE(-1, setenv("PATH", ":bin", true));
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EXPECT_SYS(0, 3, creat("bog.com", 0755));
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EXPECT_SYS(0, 2, write(3, "MZ", 2));
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EXPECT_SYS(0, 0, close(3));
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EXPECT_STREQ("bog.com", commandv("bog.com", pathbuf, sizeof(pathbuf)));
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}
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TEST(commandv, test_DirPaths_wontConsiderDirectoriesExecutable) {
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ASSERT_NE(-1, setenv("PATH", ":bin", true));
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EXPECT_SYS(0, 0, mkdir("Cursors", 0755));
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EXPECT_STREQ(NULL, commandv("Cursors", pathbuf, sizeof(pathbuf)));
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EXPECT_EQ(ENOENT, errno);
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}
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TEST(commandv, test_DirPaths_wontConsiderDirectoriesExecutable2) {
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ASSERT_NE(-1, setenv("PATH", ":bin", true));
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EXPECT_SYS(0, 0, mkdir("this_is_a_directory.com", 0755));
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EXPECT_STREQ(NULL,
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commandv("this_is_a_directory.com", pathbuf, sizeof(pathbuf)));
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EXPECT_EQ(ENOENT, errno);
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}
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TEST(commandv, test_nonExecutableFile_willEacces) {
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if (IsWindows()) return; // TODO: fixme
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setenv("PATH", "foo", true);
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EXPECT_SYS(0, 0, mkdir("foo", 0755));
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EXPECT_SYS(0, 0, touch("foo/bar", 0400));
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EXPECT_SYS(EACCES, NULL, commandv("bar", pathbuf, sizeof(pathbuf)));
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EXPECT_SYS(EACCES, NULL, commandv("foo/bar", pathbuf, sizeof(pathbuf)));
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}
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