initial buildroot for linux 5.15

package/sysdig/Config.in

@@ -0,0 +1,33 @@
+config BR2_PACKAGE_SYSDIG
+	bool "sysdig"
+	depends on BR2_LINUX_KERNEL
+	depends on BR2_INSTALL_LIBSTDCPP # jsoncpp
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
+	depends on BR2_TOOLCHAIN_HAS_THREADS # elfutils, jq
+	depends on !BR2_STATIC_LIBS # elfutils
+	depends on BR2_USE_WCHAR # elfutils
+	depends on BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC # elfutils
+	depends on BR2_PACKAGE_LUAINTERPRETER_ABI_VERSION_5_1
+	select BR2_PACKAGE_ELFUTILS
+	select BR2_PACKAGE_JQ
+	select BR2_PACKAGE_JSONCPP
+	select BR2_PACKAGE_LIBB64
+	select BR2_PACKAGE_LIBCURL
+	select BR2_PACKAGE_NCURSES
+	select BR2_PACKAGE_OPENSSL
+	select BR2_PACKAGE_ZLIB
+	help
+	  Sysdig is open source, system-level exploration:
+	  capture system state and activity from a running Linux
+	  instance, then save, filter and analyze.
+	  Think of it as strace + tcpdump + lsof + awesome sauce.
+	  With a little Lua cherry on top.
+
+	  https://github.com/draios/sysdig/wiki
+
+comment "sysdig needs a glibc or uclibc toolchain w/ C++, threads, gcc >= 4.8, dynamic library, a Linux kernel, and luajit or lua 5.1 to be built"
+	depends on !BR2_LINUX_KERNEL || !BR2_INSTALL_LIBSTDCPP \
+		|| !BR2_TOOLCHAIN_HAS_THREADS \
+		|| !BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 || BR2_STATIC_LIBS \
+		|| !(BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC) \
+	    || !BR2_PACKAGE_LUAINTERPRETER_ABI_VERSION_5_1

package/sysdig/sysdig.hash

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+# sha256 locally computed
+sha256  57d5b713b875eba35546a1408bf3f20c2703904a17d956be115ee55272db4cfa  sysdig-0.23.1.tar.gz
+sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING

package/sysdig/sysdig.mk

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+################################################################################
+#
+# sysdig
+#
+################################################################################
+
+SYSDIG_VERSION = 0.23.1
+SYSDIG_SITE = $(call github,draios,sysdig,$(SYSDIG_VERSION))
+SYSDIG_LICENSE = GPL-2.0
+SYSDIG_LICENSE_FILES = COPYING
+SYSDIG_CPE_ID_VENDOR = sysdig
+SYSDIG_CONF_OPTS = -DENABLE_DKMS=OFF -DUSE_BUNDLED_DEPS=OFF
+SYSDIG_SUPPORTS_IN_SOURCE_BUILD = NO
+
+SYSDIG_DEPENDENCIES = \
+	elfutils \
+	jq \
+	jsoncpp \
+	libb64 \
+	libcurl \
+	luainterpreter \
+	ncurses \
+	openssl \
+	zlib
+
+# sysdig creates the module Makefile from a template, which contains a
+# single place-holder, KBUILD_FLAGS, wich is only replaced with two
+# things:
+#   - debug flags, which we don't care about here,
+#   - 'sysdig-feature' flags, which are never set, so always empty
+# So, just replace the place-holder with the only meaningful value: nothing.
+define SYSDIG_MODULE_GEN_MAKEFILE
+	$(INSTALL) -m 0644 $(@D)/driver/Makefile.in $(@D)/driver/Makefile
+	$(SED) 's/@KBUILD_FLAGS@//;' $(@D)/driver/Makefile
+	$(SED) 's/@PROBE_NAME@/sysdig-probe/;' $(@D)/driver/Makefile
+endef
+SYSDIG_POST_PATCH_HOOKS += SYSDIG_MODULE_GEN_MAKEFILE
+
+# Don't build the driver as part of the 'standard' procedure, we'll
+# build it on our own with the kernel-module infra.
+SYSDIG_CONF_OPTS += -DBUILD_DRIVER=OFF
+
+SYSDIG_MODULE_SUBDIRS = driver
+SYSDIG_MODULE_MAKE_OPTS = KERNELDIR=$(LINUX_DIR)
+
+$(eval $(kernel-module))
+$(eval $(cmake-package))