[openwrt/openwrt] dtc: fix compilation with both libraries

[LEDE Commits]

aparcar pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/cd5c0054bdd4fae6b6d56fd1c3eee0dce734396e

commit cd5c0054bdd4fae6b6d56fd1c3eee0dce734396e
Author: Rosen Penev <rosenp at gmail.com>
AuthorDate: Wed Feb 21 22:22:02 2024 -0800

    dtc: fix compilation with both libraries
    
    Upstream backports.
    
    Signed-off-by: Rosen Penev <rosenp at gmail.com>
---
 package/utils/dtc/Makefile                         |  2 +-
 package/utils/dtc/patches/010-both-libraries.patch | 48 ++++++++++++++++++++++
 2 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/package/utils/dtc/Makefile b/package/utils/dtc/Makefile
index afec6fbae5..ea970e200a 100644
--- a/package/utils/dtc/Makefile
+++ b/package/utils/dtc/Makefile
@@ -6,7 +6,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=dtc
 PKG_VERSION:=1.7.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_HASH:=29edce3d302a15563d8663198bbc398c5a0554765c83830d0d4c0409d21a16c4
diff --git a/package/utils/dtc/patches/010-both-libraries.patch b/package/utils/dtc/patches/010-both-libraries.patch
new file mode 100644
index 0000000000..ccc547b349
--- /dev/null
+++ b/package/utils/dtc/patches/010-both-libraries.patch
@@ -0,0 +1,48 @@
+From da39ee0e68b6d9293133a7c41c6cf73354dce337 Mon Sep 17 00:00:00 2001
+From: Rosen Penev <rosenp at gmail.com>
+Date: Wed, 21 Feb 2024 13:57:56 -0800
+Subject: [PATCH] libfdt: rework shared/static libraries
+
+Instead of creating 2 libraries manualy, just call both_libraries and
+link to the appropriate one as requested.
+
+Fixes compilation when passing -Ddefault_libraries=both as the
+static_library name is duplicated.
+
+Signed-off-by: Rosen Penev <rosenp at gmail.com>
+Signed-off-by: David Gibson <david at gibson.dropbear.id.au>
+---
+ libfdt/meson.build | 17 +++++------------
+ 1 file changed, 5 insertions(+), 12 deletions(-)
+
+--- a/libfdt/meson.build
++++ b/libfdt/meson.build
+@@ -16,7 +16,7 @@ sources = files(
+   'fdt_wip.c',
+ )
+ 
+-libfdt = library(
++libfdt = both_libraries(
+   'fdt', sources,
+   version: '1.6.0',
+   link_args: ['-Wl,--no-undefined', version_script],
+@@ -24,17 +24,12 @@ libfdt = library(
+   install: true,
+ )
+ 
+-libfdt_a = static_library(
+-  'fdt', sources,
+-  install: true,
+-)
+-
+ libfdt_inc = include_directories('.')
+ 
+ if static_build
+-  link_with = libfdt_a
++  link_with = libfdt.get_static_lib()
+ else
+-  link_with = libfdt
++  link_with = libfdt.get_shared_lib()
+ endif
+ 
+ libfdt_dep = declare_dependency(