Setup development environment with libbpf

external/libbpf-bootstrap/tools/cmake/FindLibBpf.cmake

@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+
+find_path(LIBBPF_INCLUDE_DIRS
+  NAMES
+    bpf/bpf.h
+    bpf/btf.h
+    bpf/libbpf.h
+  PATHS
+    /usr/include
+    /usr/local/include
+    /opt/local/include
+    /sw/include
+    ENV CPATH)
+
+find_library(LIBBPF_LIBRARIES
+  NAMES
+    bpf
+  PATHS
+    /usr/lib
+    /usr/local/lib
+    /opt/local/lib
+    /sw/lib
+    ENV LIBRARY_PATH
+    ENV LD_LIBRARY_PATH)
+
+include (FindPackageHandleStandardArgs)
+
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibBpf "Please install the libbpf development package"
+  LIBBPF_LIBRARIES
+  LIBBPF_INCLUDE_DIRS)
+
+mark_as_advanced(LIBBPF_INCLUDE_DIRS LIBBPF_LIBRARIES)