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Rewrite special file handling on Windows

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This change gets GNU grep working. What caused it to not work, is it
wouldn't write to an output file descriptor when its dev/ino equaled
/dev/null's. So now we invent special dev/ino values for these files
This commit is contained in:
Justine Tunney 2023-10-14 01:06:00 -07:00
parent aca2261cda
commit 2db2f40a98
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GPG key ID: BE714B4575D6E328
53 changed files with 485 additions and 299 deletions
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14
libc/log/libfatal.internal.h
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@ -1,11 +1,6 @@
#ifndef COSMOPOLITAN_LIBC_LOG_LIBFATAL_INTERNAL_H_
#define COSMOPOLITAN_LIBC_LOG_LIBFATAL_INTERNAL_H_
#include "libc/calls/calls.h"
#include "libc/calls/syscall-sysv.internal.h"
#include "libc/dce.h"
#include "libc/macros.internal.h"
#include "libc/nt/runtime.h"
#include "libc/sysv/consts/nr.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
@ -30,15 +25,6 @@ __funline char *__stpcpy(char *d, const char *s) {
}
}
__funline long __write_linux(int fd, const void *p, long n) {
long ax = 1;
asm volatile("syscall"
: "+a"(ax)
: "D"(fd), "S"(p), "d"(n)
: "rcx", "r11", "memory");
return ax;
}
__funline void *__repstosb(void *di, char al, size_t cx) {
#if defined(__x86__) && defined(__GNUC__) && !defined(__STRICT_ANSI__)
asm("rep stosb"