From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Wed, 29 Apr 2026 12:26:45 +0000 (+0200)
Subject: meson: gate pipesz on F_GETPIPE_SZ
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=157bbdf8b7e0417139eb5a065dbe753def91a2db;p=thirdparty%2Futil-linux.git

meson: gate pipesz on F_GETPIPE_SZ

The target needs this symbol, encode this in the build system.

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
---

diff --git a/meson.build b/meson.build
index bc0a7397f..67a4c9302 100644
--- a/meson.build
+++ b/meson.build
@@ -3336,7 +3336,9 @@ if opt and not is_disabler(exe)
   bashcompletions += ['hardlink']
 endif
 
-opt = get_option('build-pipesz').allowed()
+opt = get_option('build-pipesz') \
+      .require(cc.has_header_symbol('fcntl.h', 'F_GETPIPE_SZ')) \
+      .allowed()
 exe = executable(
   'pipesz',
   pipesz_sources,