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Fix polling of files on Windows

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This commit is contained in:
Justine Tunney 2024-09-11 17:13:23 -07:00
parent 0f3457c172
commit 6f868fe1de
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GPG key ID: BE714B4575D6E328
2 changed files with 36 additions and 1 deletions
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33
test/libc/calls/poll_test.c
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@ -310,6 +310,39 @@ TEST(poll, pipein_pollout_blocks) {
EXPECT_SYS(0, 0, close(pipefds[0]));
}
TEST(poll, pipein_file_noblock) {
if (IsFreebsd() || IsOpenbsd())
return;
int pipefds[2];
EXPECT_SYS(0, 3, open("boop", O_CREAT | O_RDWR | O_TRUNC, 0644));
EXPECT_SYS(0, 0, pipe(pipefds));
struct pollfd fds[] = {{pipefds[0], POLLIN}, {3, POLLIN}};
EXPECT_SYS(0, 1, poll(fds, 2, -1u));
EXPECT_TRUE(!!(fds[1].revents & POLLIN));
EXPECT_TRUE(!(fds[1].revents & POLLOUT));
EXPECT_SYS(0, 0, close(pipefds[1]));
EXPECT_SYS(0, 0, close(pipefds[0]));
EXPECT_SYS(0, 0, close(3));
}
TEST(poll, pipein_file_noblock2) {
if (IsFreebsd() || IsOpenbsd())
return;
int pipefds[2];
EXPECT_SYS(0, 3, open("boop", O_CREAT | O_RDWR | O_TRUNC, 0644));
EXPECT_SYS(0, 0, pipe(pipefds));
EXPECT_SYS(0, 1, write(5, "x", 1));
struct pollfd fds[] = {{pipefds[0], POLLIN}, {3, POLLIN | POLLOUT}};
EXPECT_SYS(0, 2, poll(fds, 2, -1u));
EXPECT_TRUE(!!(fds[0].revents & POLLIN));
EXPECT_TRUE(!(fds[0].revents & POLLOUT));
EXPECT_TRUE(!!(fds[1].revents & POLLIN));
EXPECT_TRUE(!!(fds[1].revents & POLLOUT));
EXPECT_SYS(0, 0, close(pipefds[1]));
EXPECT_SYS(0, 0, close(pipefds[0]));
EXPECT_SYS(0, 0, close(3));
}
TEST(poll, pipeout_pollout) {
int pipefds[2];
EXPECT_SYS(0, 0, pipe(pipefds));