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fix std.os.copyFile

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closes #2454
This commit is contained in:
Andrew Kelley 2019-05-09 13:05:06 -04:00
parent eb65410b62
commit 72899da44b
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1 changed files with 2 additions and 1 deletions
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std/os.zig
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@ -1136,13 +1136,14 @@ pub fn copyFile(source_path: []const u8, dest_path: []const u8) !void {
defer in_file.close();
const mode = try in_file.mode();
const in_stream = &in_file.inStream().stream;
var atomic_file = try AtomicFile.init(dest_path, mode);
defer atomic_file.deinit();
var buf: [page_size]u8 = undefined;
while (true) {
const amt = try in_file.readFull(buf[0..]);
const amt = try in_stream.readFull(buf[0..]);
try atomic_file.file.write(buf[0..amt]);
if (amt != buf.len) {
return atomic_file.finish();