[whinlatter][PATCH 6/7] util-linux: backport fix to build with glibc-2.43 on host

[martin.jansa@gmail.com]

From: Martin Jansa <martin.jansa@gmail.com>

Signed-off-by: Martin Jansa <martin.jansa@gmail.com>
---
 meta/recipes-core/util-linux/util-linux.inc   |  1 +
 ...x-bsearch-macro-usage-with-glibc-C23.patch | 40 +++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 meta/recipes-core/util-linux/util-linux/0001-lsfd-fix-bsearch-macro-usage-with-glibc-C23.patch

diff --git a/meta/recipes-core/util-linux/util-linux.inc b/meta/recipes-core/util-linux/util-linux.inc
index 3135bbb7c6..3bcf681f24 100644
--- a/meta/recipes-core/util-linux/util-linux.inc
+++ b/meta/recipes-core/util-linux/util-linux.inc
@@ -21,6 +21,7 @@ SRC_URI = "${KERNELORG_MIRROR}/linux/utils/util-linux/v${MAJOR_VERSION}/util-lin
            file://0001-ts-kill-decode-use-RTMIN-from-kill-L-instead-of-hard.patch \
            file://0001-tests-helpers-test_sigstate.c-explicitly-reset-SIGIN.patch \
            file://0001-include-mount-api-utils-avoid-using-sys-mount.h.patch \
+           file://0001-lsfd-fix-bsearch-macro-usage-with-glibc-C23.patch \
            file://CVE-2025-14104-01.patch \
            file://CVE-2025-14104-02.patch \
            "
diff --git a/meta/recipes-core/util-linux/util-linux/0001-lsfd-fix-bsearch-macro-usage-with-glibc-C23.patch b/meta/recipes-core/util-linux/util-linux/0001-lsfd-fix-bsearch-macro-usage-with-glibc-C23.patch
new file mode 100644
index 0000000000..6194594f7f
--- /dev/null
+++ b/meta/recipes-core/util-linux/util-linux/0001-lsfd-fix-bsearch-macro-usage-with-glibc-C23.patch
@@ -0,0 +1,40 @@
+From 710a6989e0fc6dfc9290e2639022d1dbf429557f Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Cristian=20Rodr=C3=ADguez?= <cristian@rodriguez.im>
+Date: Sat, 22 Nov 2025 10:41:08 -0300
+Subject: [PATCH] lsfd: fix bsearch macro usage with glibc C23
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+C23 requires bsearch to be a const preserving macro, build now fails
+with
+
+../lsfd-cmd/lsfd.c:1879:75: error: macro ‘bsearch’ passed 6 arguments, but takes just 5
+ 1879 |                                     nfds, sizeof(struct pollfd), pollfdcmp))
+      |                                                                           ^
+In file included from ../include/c.h:17,
+                 from ../lsfd-cmd/lsfd.c:48:
+/usr/include/stdlib.h:987:10: note: macro ‘bsearch’ defined here
+  987 | # define bsearch(KEY, BASE, NMEMB, SIZE, COMPAR)                        \
+
+  add parenthesis around expression to fix it.
+
+Upstream-Status: Backport [2.42 https://github.com/util-linux/util-linux/commit/711bda1441561bfd2eb6d45fe0bc789535c1f1a8]
+Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
+---
+ lsfd-cmd/lsfd.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lsfd-cmd/lsfd.c b/lsfd-cmd/lsfd.c
+index 75cd1de..9aae240 100644
+--- a/lsfd-cmd/lsfd.c
++++ b/lsfd-cmd/lsfd.c
+@@ -1836,7 +1836,7 @@ static void mark_poll_fds_as_multiplexed(char *buf,
+ 		struct file *file = list_entry(f, struct file, files);
+ 		if (is_opened_file(file) && !file->multiplexed) {
+ 			int fd = file->association;
+-			if (bsearch(&(struct pollfd){.fd = fd,}, local.iov_base,
++			if (bsearch((&(struct pollfd){.fd = fd,}), local.iov_base,
+ 				    nfds, sizeof(struct pollfd), pollfdcmp))
+ 				file->multiplexed = 1;
+ 		}