cut: Ignore trailing newline if present

Author: https://github.com/tcl3 Commit: https://github.com/SerenityOS/serenity/commit/e740489abd Pull-request: https://github.com/SerenityOS/serenity/pull/19614
2023-06-24 21:22:45 +01:00 · 2023-06-24 21:22:45 +01:00 · e740489abd · 2024-07-17 04:09:56 +09:00
commit e740489abd
parent da67d593d8
1 changed files with 3 additions and 1 deletions
--- a/Userland/Utilities/cut.cpp
+++ b/Userland/Utilities/cut.cpp
@ -241,8 +241,10 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
        auto file = TRY(Core::InputBufferedFile::create(maybe_file.release_value()));

        Array<u8, PAGE_SIZE> buffer;
-        while (!file->is_eof()) {
+        while (TRY(file->can_read_line())) {
            auto line = TRY(file->read_line(buffer));
+            if (line == "\n" && TRY(file->can_read_line()))
+                break;

            if (selected_bytes) {
                process_line_bytes(line, disjoint_ranges);