98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
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/*
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* Author: Manoj Ampalam <manoj.ampalam@microsoft.com>
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*
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* Redefined and missing POSIX macros
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*/
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#pragma once
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#include <memory.h>
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/* total fds that can be allotted */
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#define MAX_FDS 256 /* a 2^n number */
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#undef FD_ZERO
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#define FD_ZERO(set) (memset( (set), 0, sizeof(w32_fd_set)))
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#undef FD_SET
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#define FD_SET(fd,set) ( (set)->bitmap[(fd) >> 3] |= (0x80 >> ((fd) % 8)))
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#undef FD_ISSET
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#define FD_ISSET(fd, set) (( (set)->bitmap[(fd) >> 3] & (0x80 >> ((fd) % 8)))?1:0)
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#undef FD_CLR
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#define FD_CLR(fd, set) ((set)->bitmap[(fd) >> 3] &= (~(0x80 >> ((fd) % 8))))
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#define STDIN_FILENO 0
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#define STDOUT_FILENO 1
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#define STDERR_FILENO 2
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/*fcntl commands*/
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#define F_GETFL 0x1
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#define F_SETFL 0x2
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#define F_GETFD 0x4
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#define F_SETFD 0x8
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/*fd flags*/
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#define FD_CLOEXEC 0x1
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/* signal related defs*/
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/* supported signal types */
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#define W32_SIGINT 0
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#define W32_SIGSEGV 1
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#define W32_SIGPIPE 2
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#define W32_SIGCHLD 3
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#define W32_SIGALRM 4
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#define W32_SIGTSTP 5
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#define W32_SIGHUP 6
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#define W32_SIGQUIT 7
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#define W32_SIGTERM 8
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#define W32_SIGTTIN 9
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#define W32_SIGTTOU 10
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#define W32_SIGWINCH 11
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#define W32_SIGMAX 12
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/* these signals are not supposed to be raised on Windows*/
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#define W32_SIGSTOP 13
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#define W32_SIGABRT 14
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#define W32_SIGFPE 15
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#define W32_SIGILL 16
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#define W32_SIGKILL 17
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#define W32_SIGUSR1 18
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#define W32_SIGUSR2 19
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/* singprocmask "how" codes*/
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#define SIG_BLOCK 0
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#define SIG_UNBLOCK 1
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#define SIG_SETMASK 2
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typedef void(*sighandler_t)(int);
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typedef int sigset_t;
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#define sigemptyset(set) (memset( (set), 0, sizeof(sigset_t)))
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#define sigaddset(set, sig) ( (*(set)) |= (0x80000000 >> (sig)))
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#define sigismember(set, sig) ( (*(set) & (0x80000000 >> (sig)))?1:0 )
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#define sigdelset(set, sig) ( (*(set)) &= (~( 0x80000000 >> (sig)) ) )
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/* signal action codes*/
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#define W32_SIG_ERR ((sighandler_t)-1)
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#define W32_SIG_DFL ((sighandler_t)0)
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#define W32_SIG_IGN ((sighandler_t)1)
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typedef unsigned short _mode_t;
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typedef _mode_t mode_t;
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typedef int ssize_t;
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/* TODO - investigate if it makes sense to make pid_t a DWORD_PTR.
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* Double check usage of pid_t as int */
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typedef int pid_t;
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/* wait pid options */
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#define WNOHANG 1
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/*ioctl macros and structs*/
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#define TIOCGWINSZ 1
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struct winsize {
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unsigned short ws_row; /* rows, in characters */
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unsigned short ws_col; /* columns, in character */
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unsigned short ws_xpixel; /* horizontal size, pixels */
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unsigned short ws_ypixel; /* vertical size, pixels */
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};
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