From cc2fb22ae8e64f65fd726b476c3bf85b4d31906d Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Tue, 14 May 2024 22:04:43 -0700
Subject: [PATCH] llvm: Add libunwind.pc.in and llvm-config scripts

These are added by OE project

Upstream-Status: Inappropriate [ OE-Specific ]

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 libunwind/libunwind.pc.in          |  9 ++++++
 llvm/tools/llvm-config/llvm-config | 52 ++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)
 create mode 100644 libunwind/libunwind.pc.in
 create mode 100644 llvm/tools/llvm-config/llvm-config

diff --git a/libunwind/libunwind.pc.in b/libunwind/libunwind.pc.in
new file mode 100644
index 000000000000..a93d676604f9
--- /dev/null
+++ b/libunwind/libunwind.pc.in
@@ -0,0 +1,9 @@
+prefix=/usr
+exec_prefix=/usr
+libdir=@LIBDIR@
+includedir=/usr/include
+
+Name: libunwind
+Description: libunwind base library
+Version: @VERSION@
+Libs: -lunwind
diff --git a/llvm/tools/llvm-config/llvm-config b/llvm/tools/llvm-config/llvm-config
new file mode 100644
index 000000000000..6a0dd54b8eab
--- /dev/null
+++ b/llvm/tools/llvm-config/llvm-config
@@ -0,0 +1,52 @@
+#!/bin/bash
+#
+# Wrapper script for llvm-config. Supplies the right environment variables
+# for the target and delegates to the native llvm-config for anything else. This
+# is needed because arguments like --ldflags, --cxxflags, etc. are set by the
+# native compile rather than the target compile.
+#
+SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
+NEXT_LLVM_CONFIG="$(which -a llvm-config | sed -n 2p)"
+export YOCTO_ALTERNATE_EXE_PATH="${YOCTO_ALTERNATE_EXE_PATH:="$(readlink -f "$SCRIPT_DIR/../llvm-config")"}"
+if [ -n "$( echo $base_libdir | sed -n '/lib64/p')" ]; then
+    export YOCTO_ALTERNATE_LIBDIR="${YOCTO_ALTERNATE_LIBDIR:="/lib64"}"
+else
+    export YOCTO_ALTERNATE_LIBDIR="${YOCTO_ALTERNATE_LIBDIR:="/lib"}"
+fi
+if [[ $# == 0 ]]; then
+  exec "$NEXT_LLVM_CONFIG"
+fi
+
+remain=""
+output=""
+for arg in "$@"; do
+  case "$arg" in
+    --cppflags)
+      output="${output} ${CPPFLAGS}"
+      ;;
+    --cflags)
+      output="${output} ${CFLAGS}"
+      ;;
+    --cxxflags)
+      output="${output} ${CXXFLAGS}"
+      ;;
+    --ldflags)
+      output="${output} ${LDFLAGS}"
+      ;;
+    --shared-mode)
+      output="${output} shared"
+      ;;
+    --link-shared)
+      break
+      ;;
+    *)
+      remain="${remain} ${arg}"
+      ;;
+  esac
+done
+
+if [ "${remain}" != "" ]; then
+      output="${output} "$("$NEXT_LLVM_CONFIG" ${remain})
+fi
+
+echo "${output}"
