Function writeFile [src]

Prototype

pub fn writeFile(self: Self, file: std.fs.File) anyerror!void

Parameters

self: Selffile: std.fs.File

Source

  pub fn writeFile(self: Self, file: std.fs.File) anyerror!void {
    // TODO: figure out how to adjust std lib abstractions so that this ends up
    // doing sendfile or maybe even copy_file_range under the right conditions.
    var buf: [4000]u8 = undefined;
    while (true) {
        const n = try file.readAll(&buf);
        try self.writeAll(buf[0..n]);
        if (n < buf.len) return;
    }
}  