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Improve system call support on NT

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- Improve i/o perf on New Technology
- Code cleanup on read() for New Technology
- Fix bad bug with dup() of socket on New Technology
- Clean up some more strace errors on New Technology
This commit is contained in:
Justine Tunney 2022-04-07 20:30:04 -07:00
parent 29bf8b1a30
commit 4f98ad1054
79 changed files with 707 additions and 197 deletions
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42
libc/calls/close.c
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@ -46,31 +46,35 @@
*/
int close(int fd) {
int rc;
if (fd == -1) return 0;
if (fd < 0) return einval();
if (fd < g_fds.n && g_fds.p[fd].kind == kFdZip) {
rc = weaken(__zipos_close)(fd);
if (fd == -1) {
rc = 0;
} else if (fd < 0) {
rc = einval();
} else {
if (!IsWindows() && !IsMetal()) {
rc = sys_close(fd);
} else if (IsMetal()) {
rc = 0;
if (fd < g_fds.n && g_fds.p[fd].kind == kFdZip) {
rc = weaken(__zipos_close)(fd);
} else {
if (fd < g_fds.n && g_fds.p[fd].kind == kFdEpoll) {
rc = weaken(sys_close_epoll_nt)(fd);
} else if (fd < g_fds.n && g_fds.p[fd].kind == kFdSocket) {
rc = weaken(sys_closesocket_nt)(g_fds.p + fd);
} else if (fd < g_fds.n && (g_fds.p[fd].kind == kFdFile ||
g_fds.p[fd].kind == kFdConsole ||
g_fds.p[fd].kind == kFdProcess)) {
rc = sys_close_nt(g_fds.p + fd);
if (!IsWindows() && !IsMetal()) {
rc = sys_close(fd);
} else if (IsMetal()) {
rc = 0;
} else {
STRACE("close(%d) unknown kind: %d", fd, g_fds.p[fd].kind);
rc = ebadf();
if (fd < g_fds.n && g_fds.p[fd].kind == kFdEpoll) {
rc = weaken(sys_close_epoll_nt)(fd);
} else if (fd < g_fds.n && g_fds.p[fd].kind == kFdSocket) {
rc = weaken(sys_closesocket_nt)(g_fds.p + fd);
} else if (fd < g_fds.n && (g_fds.p[fd].kind == kFdFile ||
g_fds.p[fd].kind == kFdConsole ||
g_fds.p[fd].kind == kFdProcess)) {
rc = sys_close_nt(g_fds.p + fd);
} else {
STRACE("close(%d) unknown kind: %d", fd, g_fds.p[fd].kind);
rc = ebadf();
}
}
}
__releasefd(fd);
}
__releasefd(fd);
STRACE("%s(%d) → %d% m", "close", fd, rc);
return rc;
}