From 5d4a723a5f157c0ed38a348099a600d1d21c3c2b Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Tue, 6 Oct 2026 12:49:46 +0200
Subject: feat: gils core utils and other shit

---
 gils/tail.rv | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 gils/tail.rv

(limited to 'gils/tail.rv')

diff --git a/gils/tail.rv b/gils/tail.rv
new file mode 100644
index 0000000..9cd5647
--- /dev/null
+++ b/gils/tail.rv
@@ -0,0 +1,29 @@
+# my tail is 16 inches long
+# and its between my legs
+
+fn file_lines(path) do
+  const size = fs:size(path)
+  if size < 0 return :nil
+  const contents = if size > 0 fs:read_bytes(path, 0, size) else ""
+  const raw_lines = contents:split("\n")
+  let result = {}
+  for index in 0..raw_lines:len() do
+    if (index < raw_lines:len() - 1 or raw_lines[index]:len() > 0) result:push(raw_lines[index])
+  end
+  return result
+end
+
+const context = env.ctx
+if context.argv:len() < 2 do puts("usage: tail [n] <path>\n") end
+else do
+  let limit = 10
+  let path_arg = context.argv[1]
+  if (context.argv:len() >= 3 and parse_pid(context.argv[1]) >= 0) do limit = parse_pid(context.argv[1]) path_arg = context.argv[2] end
+  const lines = file_lines(abspath(path_arg))
+  if lines == :nil do puts("tail: no such file\n") end
+  else do
+    let start = lines:len() - limit
+    if start < 0 do start = 0 end
+    for index in start..lines:len() do puts("#{lines[index]}\n") end
+  end
+end
-- 
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