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Add epoll and do more release readiness changes

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This change also pays off some of the remaining technical debt with
stdio, file descriptors, and memory managemnt polyfills.
This commit is contained in:
Justine Tunney 2020-11-28 12:01:51 -08:00
parent a9ea949df8
commit 3e4fd4b0ad
271 changed files with 5706 additions and 1365 deletions
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14
libc/calls/dup-nt.c
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@ -30,17 +30,17 @@
* Implements dup(), dup2(), and dup3() for Windows NT.
*/
textwindows int dup$nt(int oldfd, int newfd, int flags) {
if (!isfdkind(oldfd, kFdFile)) return ebadf();
if (!__isfdkind(oldfd, kFdFile)) return ebadf();
if (newfd == -1) {
if ((newfd = createfd()) == -1) return -1;
} else if (isfdindex(newfd)) {
if ((newfd = __getemptyfd()) == -1) {
return -1;
}
} else if (__ensurefds(newfd) != -1) {
if (g_fds.p[newfd].kind != kFdEmpty) {
close(newfd);
}
} else {
do {
if (growfds() == -1) return -1;
} while (newfd >= g_fds.n);
return -1;
}
if (DuplicateHandle(GetCurrentProcess(), g_fds.p[oldfd].handle,
GetCurrentProcess(), &g_fds.p[newfd].handle, 0,
@ -49,6 +49,6 @@ textwindows int dup$nt(int oldfd, int newfd, int flags) {
g_fds.p[newfd].flags = flags;
return newfd;
} else {
return winerr();
return __winerr();
}
}