add license headers

src/context_buffer.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 pub struct LineView<'a> {
     /// Line content (without the terminator).
     pub line: &'a [u8],

src/lib.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 mod context_buffer;
 mod line_buffer;
 mod matcher;

src/line_buffer.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 use memchr::memchr;
 use std::fs::File;
 use std::io::{self, Read as _};

src/main.rs

@@ -1 +1,6 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 uucore::bin!(uu_grep);

src/matcher.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 use crate::{Config, RegexMode};
 use onig::{EncodedBytes, Regex, RegexOptions, Region, SearchOptions, Syntax, SyntaxBehavior};
 use onig_sys::{OnigEncCtype_ONIGENC_CTYPE_WORD, OnigEncodingUTF8};

src/output.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 use crate::Config;
 use crate::context_buffer::LineView;
 use std::ffi::OsStr;

src/searcher.rs

@@ -1,3 +1,8 @@
+// This file is part of the uutils grep package.
+//
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 use crate::context_buffer::{ContextBuffer, LineView};
 use crate::line_buffer::LineBuffer;
 use crate::matcher::Matcher;