mirror of
https://github.com/ziglang/zig.git
synced 2025-12-06 06:13:07 +00:00
122 lines
2.9 KiB
Zig
122 lines
2.9 KiB
Zig
const std = @import("../std.zig");
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const wasi = std.os.wasi;
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const FDFLAG = wasi.FDFLAG;
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extern threadlocal var errno: c_int;
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pub fn _errno() *c_int {
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return &errno;
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}
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pub const AT = wasi.AT;
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pub const CLOCK = wasi.CLOCK;
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pub const E = wasi.E;
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pub const IOV_MAX = wasi.IOV_MAX;
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pub const LOCK = wasi.LOCK;
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pub const S = wasi.S;
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pub const STDERR_FILENO = wasi.STDERR_FILENO;
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pub const STDIN_FILENO = wasi.STDIN_FILENO;
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pub const STDOUT_FILENO = wasi.STDOUT_FILENO;
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pub const fd_t = wasi.fd_t;
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pub const pid_t = c_int;
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pub const uid_t = u32;
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pub const gid_t = u32;
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pub const off_t = i64;
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pub const ino_t = wasi.ino_t;
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pub const mode_t = wasi.mode_t;
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pub const time_t = wasi.time_t;
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pub const timespec = wasi.timespec;
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pub const Stat = extern struct {
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dev: i32,
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ino: ino_t,
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nlink: u64,
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mode: mode_t,
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uid: uid_t,
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gid: gid_t,
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__pad0: isize,
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rdev: i32,
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size: off_t,
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blksize: i32,
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blocks: i64,
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atim: timespec,
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mtim: timespec,
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ctim: timespec,
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pub fn atime(self: @This()) timespec {
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return self.atim;
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}
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pub fn mtime(self: @This()) timespec {
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return self.mtim;
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}
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pub fn ctime(self: @This()) timespec {
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return self.ctim;
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}
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};
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/// Derived from
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/// https://github.com/WebAssembly/wasi-libc/blob/main/expected/wasm32-wasi/predefined-macros.txt
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pub const O = struct {
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pub const ACCMODE = (EXEC | RDWR | SEARCH);
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pub const APPEND = @as(u32, FDFLAG.APPEND);
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pub const CLOEXEC = (0);
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pub const CREAT = ((1 << 0) << 12); // = __WASI_OFLAGS_CREAT << 12
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pub const DIRECTORY = ((1 << 1) << 12); // = __WASI_OFLAGS_DIRECTORY << 12
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pub const DSYNC = @as(u32, FDFLAG.DSYNC);
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pub const EXCL = ((1 << 2) << 12); // = __WASI_OFLAGS_EXCL << 12
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pub const EXEC = (0x02000000);
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pub const NOCTTY = (0);
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pub const NOFOLLOW = (0x01000000);
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pub const NONBLOCK = @as(u32, FDFLAG.NONBLOCK);
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pub const RDONLY = (0x04000000);
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pub const RDWR = (RDONLY | WRONLY);
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pub const RSYNC = @as(u32, FDFLAG.RSYNC);
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pub const SEARCH = (0x08000000);
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pub const SYNC = @as(u32, FDFLAG.SYNC);
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pub const TRUNC = ((1 << 3) << 12); // = __WASI_OFLAGS_TRUNC << 12
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pub const TTY_INIT = (0);
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pub const WRONLY = (0x10000000);
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};
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pub const F = struct {
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pub const GETFD = 1;
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pub const SETFD = 2;
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pub const GETFL = 3;
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pub const SETFL = 4;
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};
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pub const FD_CLOEXEC = 1;
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pub const F_OK = 0;
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pub const X_OK = 1;
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pub const W_OK = 2;
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pub const R_OK = 4;
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pub const SEEK = struct {
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pub const SET: wasi.whence_t = .SET;
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pub const CUR: wasi.whence_t = .CUR;
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pub const END: wasi.whence_t = .END;
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};
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pub const nfds_t = usize;
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pub const pollfd = extern struct {
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fd: fd_t,
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events: i16,
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revents: i16,
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};
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pub const POLL = struct {
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pub const RDNORM = 0x1;
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pub const WRNORM = 0x2;
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pub const IN = RDNORM;
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pub const OUT = WRNORM;
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pub const ERR = 0x1000;
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pub const HUP = 0x2000;
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pub const NVAL = 0x4000;
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};
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