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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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6
libc/calls/pread.c
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@@ -26,7 +26,7 @@
#include "libc/macros.h"
#include "libc/runtime/runtime.h"
#include "libc/sysv/errfuns.h"
#include "libc/zipos/zipos.h"
#include "libc/zipos/zipos.internal.h"
/**
* Reads from file at offset, thus avoiding superfluous lseek().
@@ -42,12 +42,12 @@
ssize_t pread(int fd, void *buf, size_t size, int64_t offset) {
ssize_t rc;
if (fd == -1 || offset < 0) return einval();
if (isfdkind(fd, kFdZip)) {
if (__isfdkind(fd, kFdZip)) {
rc = weaken(__zipos_read)(
(struct ZiposHandle *)(intptr_t)g_fds.p[fd].handle, buf, size, offset);
} else if (!IsWindows()) {
rc = pread$sysv(fd, buf, size, offset);
} else if (isfdkind(fd, kFdFile)) {
} else if (__isfdkind(fd, kFdFile)) {
rc = read$nt(&g_fds.p[fd], (struct iovec[]){{buf, size}}, 1, offset);
} else {
rc = ebadf();