mirror of
https://github.com/ziglang/zig.git
synced 2025-12-06 14:23:09 +00:00
70 lines
1.4 KiB
Zig
70 lines
1.4 KiB
Zig
const std = @import("../std.zig");
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const builtin = @import("builtin");
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pub const syscall_bits = switch (builtin.stage2_arch) {
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.x86_64 => @import("plan9/x86_64.zig"),
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else => @compileError("more plan9 syscall implementations (needs more inline asm in stage2"),
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};
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pub const SYS = enum(usize) {
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SYSR1 = 0,
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_ERRSTR = 1,
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BIND = 2,
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CHDIR = 3,
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CLOSE = 4,
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DUP = 5,
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ALARM = 6,
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EXEC = 7,
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EXITS = 8,
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_FSESSION = 9,
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FAUTH = 10,
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_FSTAT = 11,
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SEGBRK = 12,
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_MOUNT = 13,
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OPEN = 14,
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_READ = 15,
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OSEEK = 16,
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SLEEP = 17,
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_STAT = 18,
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RFORK = 19,
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_WRITE = 20,
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PIPE = 21,
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CREATE = 22,
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FD2PATH = 23,
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BRK_ = 24,
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REMOVE = 25,
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_WSTAT = 26,
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_FWSTAT = 27,
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NOTIFY = 28,
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NOTED = 29,
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SEGATTACH = 30,
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SEGDETACH = 31,
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SEGFREE = 32,
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SEGFLUSH = 33,
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RENDEZVOUS = 34,
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UNMOUNT = 35,
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_WAIT = 36,
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SEMACQUIRE = 37,
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SEMRELEASE = 38,
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SEEK = 39,
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FVERSION = 40,
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ERRSTR = 41,
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STAT = 42,
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FSTAT = 43,
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WSTAT = 44,
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FWSTAT = 45,
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MOUNT = 46,
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AWAIT = 47,
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PREAD = 50,
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PWRITE = 51,
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TSEMACQUIRE = 52,
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_NSEC = 53,
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};
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pub fn pwrite(fd: usize, buf: [*]const u8, count: usize, offset: usize) usize {
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return syscall_bits.syscall4(.PWRITE, fd, @ptrToInt(buf), count, offset);
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}
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pub fn exits(status: ?[*:0]const u8) void {
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syscall_bits.syscall1(.EXITS, if (status) |s| @ptrToInt(s) else 0);
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}
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