From: Dustin L. Howett <dustin@howett.net>
Date: Thu, 28 May 2026 22:40:05 +0000 (-0500)
Subject: 7zip: fix -Wunused-function if zstd.h exists but zstd can't be linked
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=d65aa58b19332fcbe34155abe009fee3ef371e17;p=thirdparty%2Flibarchive.git

7zip: fix -Wunused-function if zstd.h exists but zstd can't be linked
---

diff --git a/libarchive/archive_write_set_format_7zip.c b/libarchive/archive_write_set_format_7zip.c
index a0dcc5376..f3f861059 100644
--- a/libarchive/archive_write_set_format_7zip.c
+++ b/libarchive/archive_write_set_format_7zip.c
@@ -314,7 +314,7 @@ static int	_7z_compression_init_encoder(struct archive_write *, unsigned,
 		    int);
 static int	compression_init_encoder_zstd(struct archive *,
 		    struct la_zstream *, int, int);
-#if defined(HAVE_ZSTD_H)
+#if HAVE_ZSTD_H && HAVE_ZSTD_compressStream
 static int	compression_code_zstd(struct archive *,
 		    struct la_zstream *, enum la_zaction);
 static int	compression_end_zstd(struct archive *, struct la_zstream *);