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- Introduce ualarm() function
- Make rename() report EISEMPTY on Windows
- Always raise EINVAL upon open(O_RDONLY|O_TRUNC)
- Add macro so ./configure will detect SOCK_CLOEXEC
- Fix O_TRUNC without O_CREAT not working on Windows
- Let fcntl(F_SETFL) change O_APPEND status on Windows
- Make sure pwrite() / pread() report ESPIPE on sockets
- Raise ESPIPE on Windows when pwrite() is used on pipe
- Properly compute O_APPEND CreateFile() flags on Windows
- Don't require O_DIRECTORY to open directories on Windows
- Fix more instances of Windows reporting EISDIR and ENOTDIR
- Normalize EFTYPE and EMLINK to ELOOP on NetBSD and FreeBSD
- Make unlink() / rmdir() work on read-only files on Windows
- Validate UTF-8 on Windows paths to fix bug with overlong NUL
- Always print signal name to stderr when crashing due to SIG_DFL
- Fix Windows bug where denormalized paths >260 chars didn't work
- Block signals on BSDs when thread exits before trashing its own stack
This commit is contained in:
Justine Tunney 2023-08-21 02:28:24 -07:00
parent ec957491ea
commit ebf784d4f5
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GPG key ID: BE714B4575D6E328
76 changed files with 1019 additions and 568 deletions
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21
test/libc/calls/fcntl_test.c
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@ -65,8 +65,25 @@ TEST(fcntl_getfl, testRemembersAccessMode) {
EXPECT_NE(-1, close(fd));
}
TEST(fcntl_setfl, testChangeAppendStatus) {
if (IsWindows()) return; // Can't ReOpenFile() w/ O_APPEND
TEST(fcntl_setfl, testChangeAppendStatus_proper) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("foo", O_CREAT | O_WRONLY, 0644));
// F_GETFL on XNU reports FWASWRITTEN (0x00010000) after write()
int old = fcntl(3, F_GETFL);
EXPECT_SYS(0, 3, write(3, "foo", 3));
EXPECT_SYS(0, 0, lseek(3, 0, SEEK_SET));
EXPECT_SYS(0, 0, fcntl(3, F_SETFL, old | O_APPEND));
EXPECT_SYS(0, 3, write(3, "bar", 3));
EXPECT_SYS(0, 0, lseek(3, 0, SEEK_SET));
EXPECT_SYS(0, 0, fcntl(3, F_SETFL, old));
EXPECT_SYS(0, 0, close(3));
ASSERT_SYS(0, 3, open("foo", 0));
EXPECT_SYS(0, 6, read(3, buf, 6));
EXPECT_STREQ("foobar", buf);
EXPECT_SYS(0, 0, close(3));
}
TEST(fcntl_setfl, testChangeAppendStatus_sloppy) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("foo", O_CREAT | O_WRONLY, 0644));
EXPECT_SYS(0, 3, write(3, "foo", 3));