From 33f685f8958876461bdb31f56e39e63142ec7bf6 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Fri, 27 Feb 2026 11:56:11 +0300
Subject: [PATCH] Take Content-Length is no -size is specified

---
 cmd/dl.go | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/cmd/dl.go b/cmd/dl.go
index 3f41275..4097690 100644
--- a/cmd/dl.go
+++ b/cmd/dl.go
@@ -64,9 +64,17 @@ func runDl() {
 	if resp.StatusCode != http.StatusOK {
 		log.Fatalln("status code:", resp.Status)
 	}
+	var sizeExpected uint64
+	if *size == 0 {
+		if resp.ContentLength > 0 {
+			sizeExpected = uint64(resp.ContentLength)
+		}
+	} else {
+		sizeExpected = uint64(*size)
+	}
 	var w io.Writer
 	if *progress {
-		bar := Progress{w: os.Stdout, now: time.Now(), total: uint64(*size)}
+		bar := Progress{w: os.Stdout, now: time.Now(), total: sizeExpected}
 		bar.next = bar.now.Add(ProgressPeriod)
 		w = &bar
 	} else {
-- 
2.52.0