2 files changed, 74 insertions, 0 deletions

diff --git a/meta-oe/recipes-devtools/pahole/files/0001-CMakeList.txt-make-python-optional.patch b/meta-oe/recipes-devtools/pahole/files/0001-CMakeList.txt-make-python-optional.patch
new file mode 100644
index 0000000000..d64cba109f
--- /dev/null
+++ b/meta-oe/recipes-devtools/pahole/files/0001-CMakeList.txt-make-python-optional.patch
@@ -0,0 +1,44 @@
+From f6ca8c930d0fbd2491b3cc77169e32806a14e5e9 Mon Sep 17 00:00:00 2001
+From: Matteo Croce <mcroce@microsoft.com>
+Date: Mon, 30 Aug 2021 16:25:56 +0200
+Subject: [PATCH] CMakeList.txt: make python optional
+
+Upstream-Status: Backport [https://git.kernel.org/pub/scm/devel/pahole/pahole.git/commit/?id=88431099950ab3e8bc1645353508d7978a6cad35]
+
+ostra-cg, which requires python, is installed in the destination dir.
+Make it optional for embedded distributions which doesn't have the
+python interpreter available.
+
+Signed-off-by: Matteo Croce <mcroce@microsoft.com>
+---
+ CMakeLists.txt | 7 +++++--
+ 1 file changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 4140574..8523bce 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -61,6 +61,7 @@ find_package(DWARF REQUIRED)
+ find_package(ZLIB REQUIRED)
+ find_package(argp REQUIRED)
+ find_package(obstack REQUIRED)
++find_package(Python3 QUIET)
+ 
+ # make sure git submodule(s) are checked out
+ find_package(Git QUIET)
+@@ -185,8 +186,10 @@ install(FILES dwarves.h dwarves_emit.h dwarves_reorganize.h
+              elfcreator.h elf_symtab.h hash.h libctf.h
+        DESTINATION ${CMAKE_INSTALL_PREFIX}/include/dwarves/)
+ install(FILES man-pages/pahole.1 DESTINATION ${CMAKE_INSTALL_PREFIX}/share/man/man1/)
+-install(PROGRAMS ostra/ostra-cg DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
++if(Python3_FOUND)
++       install(PROGRAMS ostra/ostra-cg DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
++       install(FILES ostra/python/ostra.py DESTINATION ${CMAKE_INSTALL_PREFIX}/share/dwarves/runtime/python)
++endif()
+ install(PROGRAMS btfdiff fullcircle DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
+-install(FILES ostra/python/ostra.py DESTINATION ${CMAKE_INSTALL_PREFIX}/share/dwarves/runtime/python)
+ install(FILES lib/Makefile lib/ctracer_relay.c lib/ctracer_relay.h lib/linux.blacklist.cu
+        DESTINATION ${CMAKE_INSTALL_PREFIX}/share/dwarves/runtime)
+-- 
+2.31.1
+
diff --git a/meta-oe/recipes-devtools/pahole/pahole_1.22.bb b/meta-oe/recipes-devtools/pahole/pahole_1.22.bb
new file mode 100644
index 0000000000..b9fd81fe4f
--- /dev/null
+++ b/meta-oe/recipes-devtools/pahole/pahole_1.22.bb
@@ -0,0 +1,30 @@
+SUMMARY = "Shows and manipulates data structure layout"
+
+LICENSE = "GPLv2"
+LIC_FILES_CHKSUM = "file://COPYING;md5=751419260aa954499f7abaabaa882bbe"
+
+DEPENDS = "elfutils zlib libbpf"
+
+COMPATIBLE_HOST = "(x86_64|i.86|aarch64).*-linux"
+
+SRCREV = "f02af2553ea58ae1186226af0d0ec835a248358f"
+SRC_URI = "git://git.kernel.org/pub/scm/devel/pahole/pahole.git \
+           file://0001-CMakeList.txt-make-python-optional.patch"
+
+S = "${WORKDIR}/git"
+
+inherit cmake
+
+PACKAGECONFIG[python3] = ",,python3-core,python3-core"
+
+EXTRA_OECMAKE = "-D__LIB=lib -DCMAKE_BUILD_TYPE=Release -DLIBBPF_EMBEDDED=OFF"
+
+FILES:${PN} =  "${bindir}/pahole \
+                ${libdir}/libdwarves.so* \
+                ${libdir}/libdwarves_reorganize.so*"
+
+PACKAGES += "${PN}-extra"
+FILES:${PN}-extra = "${datadir} ${bindir} ${libdir}/libdwarves_emit.so*"
+RDEPENDS:${PN}-extra += "bash"
+
+BBCLASSEXTEND = "native nativesdk"