configure.ac - openbmc/phosphor-ipmi-flash - Gitiles

 # Initialization
 AC_PREREQ([2.69])
 AC_INIT([phosphor-ipmi-flash], [0.1], [https://github.com/openbmc/phosphor-ipmi-flash/issues])
 AC_LANG([C++])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIRS([m4])
 AM_INIT_AUTOMAKE([subdir-objects -Wall -Wno-portability -Werror foreign dist-xz])
 AM_SILENT_RULES([yes])

 # Make sure the default CFLAGS of `-O2 -g` don't override CODE_COVERAGE_CFLAGS
 # It is important that this comes before AC_PROG_C{C,XX}, as we are attempting
 # to stop them from populating default CFLAGS and CXXFLAGS.
 AS_IF([test "x$enable_tests" = "xno"], [enable_code_coverage=no])
 AS_IF([test "x$enable_code_coverage" != "xno"], [
     AS_IF([test "x${CXXFLAGS+set}" != "xset"], [
         AC_SUBST(CXXFLAGS, [""])
     ])
     AS_IF([test "x${CFLAGS+set}" != "xset"], [
         AC_SUBST(CFLAGS, [""])
     ])
 ])

 # Checks for programs.
 AC_PROG_CXX
 AM_PROG_AR
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET

 # Checks for typedefs, structures, and compiler characteristics.
 AX_CXX_COMPILE_STDCXX_17([noext])
 AX_APPEND_COMPILE_FLAGS([-Wall -Werror], [CXXFLAGS])

 # Checks for library functions.
 LT_INIT # Required for systemd linking

 # Checks for libraries.
 PKG_CHECK_MODULES(
     [SDBUSPLUS],
     [sdbusplus],
     [AC_DEFINE(HAVE_SDBUSPLUS, [1], [Found openbmc/sdbusplus package])],
     [AC_MSG_ERROR([The openbmc/sdbusplus package is required])]
 )
 PKG_CHECK_MODULES([PHOSPHOR_LOGGING], [phosphor-logging])
 PKG_CHECK_MODULES(
     [IPMIBLOB],
     [ipmiblob],
     [],
     [AC_MSG_ERROR(
         [Could not find ipmiblob...openbmc/ipmi-blob-tool package required])
     ]
 )
 AC_CHECK_HEADER(
     [blobs-ipmid],
     [AC_MSG_ERROR(["phosphor-ipmi-blobs required and not found."])]
 )
 AX_PTHREAD([], [AC_MSG_ERROR(["pthread required and not found"])])

 # Configurability
 # Enable static layout for firmware image staging.
 AC_ARG_ENABLE([static-layout],
     AS_HELP_STRING([--enable-static-layout],
                    [Enable static layout firmware update via Blobs]))
 AS_IF([test "x$enable_static_layout" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DENABLE_STATIC_LAYOUT], [CXXFLAGS])
 ])
 # Enable tarball for firmware image staging.
 AC_ARG_ENABLE([tarball-ubi],
     AS_HELP_STRING([--enable-tarball-ubi],
                    [Enable tarball firmware update via Blobs]))
 AS_IF([test "x$enanble_tarball_ubi" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DENABLE_TARBALL_UBI], [CXXFLAGS])
 ])

 # Enable P2A, and or LPC (block-transfer is always enabled).
 AC_ARG_ENABLE([pci-bridge],
     AS_HELP_STRING([--enable-pci-bridge],
                    [Enable pci-bridge transport mechanism]))
 AS_IF([test "x$enable_pci_bridge" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DENABLE_PCI_BRIDGE], [CXXFLAGS])
 ])
 AC_ARG_ENABLE([lpc-bridge],
     AS_HELP_STRING([--enable-lpc-bridge],
                    [Enable lpc-bridge transport mechanism]))
 AS_IF([test "x$enable_lpc_bridge" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DENABLE_LPC_BRIDGE], [CXXFLAGS])
 ])

 # The address used for mapping P2A or LPC into the BMC's memory-space:
 # e.g. https://github.com/openbmc/linux/blob/1da2ce51886a3b2f5db2087f26c661e13ee13b84/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts#L26
 # or https://github.com/openbmc/linux/blob/1da2ce51886a3b2f5db2087f26c661e13ee13b84/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts#L166
 # for PCI, this address is passed back to the host and is used directly.
 AC_ARG_VAR(MAPPED_ADDRESS, [The base address of the memory region reserved for mapping.])
 AS_IF([test "x$MAPPED_ADDRESS" == "x"],
     [AC_DEFINE_UNQUOTED(MAPPED_ADDRESS, [0], [Default address to 0.])],
     [AC_DEFINE_UNQUOTED(MAPPED_ADDRESS, [$MAPPED_ADDRESS], [Value for memory region mapping.])]
 )

 AC_ARG_ENABLE([aspeed-lpc],
     AS_HELP_STRING([--enable-aspeed-lpc],
                    [Enable external transfers using Aspeed LPC]))
 AS_IF([test "x$enable_aspeed_lpc" = "xyes"], [
     AC_CHECK_HEADER(
         [linux/aspeed-lpc-ctrl.h],
         [],
         [AC_MSG_ERROR([Could not find linux/aspeed-lpc-ctrl.h])]
     )

     AX_APPEND_COMPILE_FLAGS([-DASPEED_LPC], [CXXFLAGS])
 ])
 AC_ARG_ENABLE([nuvoton-lpc],
     AS_HELP_STRING([--enable-nuvoton-lpc],
                    [Enable external transfers using Nuvoton LPC SHM]))
 AS_IF([test "x$enable_nuvoton_lpc" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DNUVOTON_LPC], [CXXFLAGS])
 ])

 AC_ARG_ENABLE([aspeed-p2a],
     AS_HELP_STRING([--enable-aspeed-p2a],
                    [Enable external transfers using Aspeed PCI-to-AHB]))
 AS_IF([test "x$enable_aspeed_p2a" = "xyes"], [
     AC_CHECK_HEADER(linux/aspeed-p2a-ctrl.h,
                     [HAVE_UAPI_LINUX_P2A_CTRL_H=""],
                     [HAVE_UAPI_LINUX_P2A_CTRL_H="-I linux/aspeed-p2a-ctrl.h"])
     AS_IF([test "$HAVE_UAPI_LINUX_P2A_CTRL_H" != ""],
         AC_MSG_WARN([Could not find linux/aspeed-p2a-ctrl.h: Attempting to download locally for building from openbmc/linux/+/dev-5.0])
         AC_SUBST([PCI_BMC_DL],
                  [`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-5.0/include/uapi/linux/aspeed-p2a-ctrl.h -O linux/aspeed-p2a-ctrl.h`])
     )
     AX_APPEND_COMPILE_FLAGS([-DASPEED_P2A], [CXXFLAGS])
 ])

 AC_ARG_VAR(STATIC_HANDLER_STAGED_NAME, [The file to use for staging the firmware update.])
 AS_IF([test "x$STATIC_HANDLER_STAGED_NAME" == "x"], [STATIC_HANDLER_STAGED_NAME="/run/initramfs/bmc-image"])
 AC_DEFINE_UNQUOTED([STATIC_HANDLER_STAGED_NAME], ["$STATIC_HANDLER_STAGED_NAME"], [The file to use for staging the firmware update.])

 AC_ARG_VAR(TARBALL_STAGED_NAME, [The file to use for staging the firmware update.])
 AS_IF([test "x$TARBALL_STAGED_NAME" == "x"], [TARBALL_STAGED_NAME="/tmp/image-update.tar"])
 AC_DEFINE_UNQUOTED([TARBALL_STAGED_NAME], ["$TARBALL_STAGED_NAME"], [The file to use for staging the firmware update.])

 AC_ARG_VAR(HASH_FILENAME, [The file to use for the hash provided.])
 AS_IF([test "x$HASH_FILENAME" == "x"], [HASH_FILENAME="/tmp/bmc.sig"])
 AC_DEFINE_UNQUOTED([HASH_FILENAME], ["$HASH_FILENAME"], [The file to use for the hash provided.])

 AC_CHECK_HEADER(linux/ipmi.h, [HAVE_LINUX_IPMI_H=""], [HAVE_LINUX_IPMI_H="-I linux/ipmi.h"])
 AS_IF([test "$HAVE_LINUX_IPMI_H" != ""],
     AC_MSG_WARN([Could not find linux/ipmi.h: Attempting to download locally for building from openbmc/linux/+/dev-4.18])
     AC_SUBST([IPMI_BMC_DL],
              [`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-4.18/include/uapi/linux/ipmi.h -O linux/ipmi.h`])
 )

 AC_CHECK_HEADER(linux/ipmi_msgdefs.h, [HAVE_LINUX_IPMIMSGDEFS_H=""], [HAVE_LINUX_IPMIMSGDEFS_H="-I linux/ipmi_msgdefs.h"])
 AS_IF([test "$HAVE_LINUX_IPMIMSGDEFS_H" != ""],
     AC_MSG_WARN([Could not find linux/ipmi_msgdefs.h: Attempting to download locally for building from openbmc/linux/+/dev-4.18])
     AC_SUBST([IPMIMSG_BMC_DL],
              [`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-4.18/include/uapi/linux/ipmi_msgdefs.h -O linux/ipmi_msgdefs.h`])
 )

 # Make it possible for users to choose if they want test support
 # explicitly or not at all
 AC_ARG_ENABLE([tests], AC_HELP_STRING([--disable-tests],
                                       [Build test cases]))

 # Check/set gtest specific functions.
 AS_IF([test "x$enable_tests" != "xno"], [
     PKG_CHECK_MODULES([GTEST], [gtest], [], [true])
     PKG_CHECK_MODULES([GMOCK], [gmock], [], [true])
     AX_PTHREAD

     AX_SAVE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])
     AX_APPEND_COMPILE_FLAGS([$GTEST_CFLAGS], [CPPFLAGS])
     AC_LANG_PUSH([C++])
     AC_CHECK_HEADERS([gtest/gtest.h], [
         AS_IF([test "x$GTEST_CFLAGS" = "x"], [
             AS_IF([test "x$PTHREAD_CFLAGS" = "x"], [
                 AX_APPEND_COMPILE_FLAGS(["-DGTEST_HAS_PTHREAD=0"], [GTEST_CFLAGS])
             ], [
                 AX_APPEND_COMPILE_FLAGS(["-DGTEST_HAS_PTHREAD=1"], [GTEST_CFLAGS])
                 AX_APPEND_COMPILE_FLAGS([$PTHREAD_CFLAGS], [GTEST_CFLAGS])
             ])
         ])
     ], [
         AS_IF([test "x$enable_tests" = "xyes"], [
             AC_MSG_ERROR([Testing enabled but could not find gtest/gtest.h])
         ])
     ])
     AC_LANG_POP([C++])
     AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])

     AX_SAVE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])
     AX_APPEND_COMPILE_FLAGS([$GMOCK_CFLAGS], [CPPFLAGS])
     AC_LANG_PUSH([C++])
     AC_CHECK_HEADERS([gmock/gmock.h], [], [
         AS_IF([test "x$enable_tests" = "xyes"], [
             AC_MSG_ERROR([Testing enabled but could not find gmock/gmock.h])
         ])
     ])
     AC_LANG_POP([C++])
     AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])

     AX_SAVE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
     AX_APPEND_COMPILE_FLAGS([$GTEST_LIBS], [LDFLAGS])
     AC_CHECK_LIB([gtest], [main], [
         AS_IF([test "x$GTEST_LIBS" = "x"], [
             AX_APPEND_COMPILE_FLAGS([-lgtest], [GTEST_LIBS])
         ])
     ], [
         AS_IF([test "x$enable_tests" = "xyes"], [
             AC_MSG_ERROR([Testing enabled but couldn't find gtest libs])
         ])
     ])
     AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])

     AX_SAVE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
     AX_APPEND_COMPILE_FLAGS([$GMOCK_LIBS], [LDFLAGS])
     AC_CHECK_LIB([gmock], [main], [
         AS_IF([test "x$GMOCK_LIBS" = "x"], [
             AX_APPEND_COMPILE_FLAGS([-lgmock], [GMOCK_LIBS])
         ])
     ], [
         AS_IF([test "x$enable_tests" = "xyes"], [
             AC_MSG_ERROR([Testing enabled but couldn't find gmock libs])
         ])
     ])
     AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
 ])

 # Check for valgrind
 AS_IF([test "x$enable_tests" = "xno"], [enable_valgrind=no])
 m4_foreach([vgtool], [valgrind_tool_list],
     [AX_VALGRIND_DFLT(vgtool, [off])])
 AX_VALGRIND_DFLT([memcheck], [on])
 AX_VALGRIND_CHECK
 AM_EXTRA_RECURSIVE_TARGETS([check-valgrind])
 m4_foreach([vgtool], [valgrind_tool_list],
     [AM_EXTRA_RECURSIVE_TARGETS([check-valgrind-]vgtool)])

 # Code coverage
 AX_CODE_COVERAGE
 AS_IF([test "x$CODE_COVERAGE_ENABLED" = "xyes"], [
     AX_APPEND_COMPILE_FLAGS([-DHAVE_GCOV], [CODE_COVERAGE_CPPFLAGS])
 ])
 m4_ifdef([_AX_CODE_COVERAGE_RULES],
     [AM_CONDITIONAL(AUTOCONF_CODE_COVERAGE_2019_01_06, [true])],
     [AM_CONDITIONAL(AUTOCONF_CODE_COVERAGE_2019_01_06, [false])])
 AX_ADD_AM_MACRO_STATIC([])

 # Add --enable-oe-sdk flag to configure script
 AC_ARG_ENABLE([oe-sdk],
     AS_HELP_STRING([--enable-oe-sdk], [Link testcases absolutely against OE SDK so they can be ran within it.])
 )

 # Check for OECORE_TARGET_SYSROOT in the environment.
 AC_ARG_VAR(OECORE_TARGET_SYSROOT,
     [Path to the OE SDK SYSROOT])

 # Configure OESDK_TESTCASE_FLAGS environment variable, which will be later
 # used in test/Makefile.am
 AS_IF([test "x$enable_oe_sdk" == "xyes"],
     AS_IF([test "x$OECORE_TARGET_SYSROOT" == "x"],
           AC_MSG_ERROR([OECORE_TARGET_SYSROOT must be set with --enable-oe-sdk])
     )
     AC_MSG_NOTICE([Enabling OE-SDK at $OECORE_TARGET_SYSROOT])
     [
         testcase_flags="-Wl,-rpath,\${OECORE_TARGET_SYSROOT}/lib"
         testcase_flags="${testcase_flags} -Wl,-rpath,\${OECORE_TARGET_SYSROOT}/usr/lib"
         testcase_flags="${testcase_flags} -Wl,-dynamic-linker,`find \${OECORE_TARGET_SYSROOT}/lib/ld-*.so | sort -r -n | head -n1`"
     ]
     AC_SUBST([OESDK_TESTCASE_FLAGS], [$testcase_flags])
 )

 # Create configured output
 AC_CONFIG_FILES([Makefile test/Makefile tools/Makefile])
 AC_OUTPUT
	# Initialization
	AC_PREREQ([2.69])
	AC_INIT([phosphor-ipmi-flash], [0.1], [https://github.com/openbmc/phosphor-ipmi-flash/issues])
	AC_LANG([C++])
	AC_CONFIG_HEADERS([config.h])
	AC_CONFIG_MACRO_DIRS([m4])
	AM_INIT_AUTOMAKE([subdir-objects -Wall -Wno-portability -Werror foreign dist-xz])
	AM_SILENT_RULES([yes])

	# Make sure the default CFLAGS of `-O2 -g` don't override CODE_COVERAGE_CFLAGS
	# It is important that this comes before AC_PROG_C{C,XX}, as we are attempting
	# to stop them from populating default CFLAGS and CXXFLAGS.
	AS_IF([test "x$enable_tests" = "xno"], [enable_code_coverage=no])
	AS_IF([test "x$enable_code_coverage" != "xno"], [
	AS_IF([test "x${CXXFLAGS+set}" != "xset"], [
	AC_SUBST(CXXFLAGS, [""])
	])
	AS_IF([test "x${CFLAGS+set}" != "xset"], [
	AC_SUBST(CFLAGS, [""])
	])
	])

	# Checks for programs.
	AC_PROG_CXX
	AM_PROG_AR
	AC_PROG_INSTALL
	AC_PROG_MAKE_SET

	# Checks for typedefs, structures, and compiler characteristics.
	AX_CXX_COMPILE_STDCXX_17([noext])
	AX_APPEND_COMPILE_FLAGS([-Wall -Werror], [CXXFLAGS])

	# Checks for library functions.
	LT_INIT # Required for systemd linking

	# Checks for libraries.
	PKG_CHECK_MODULES(
	[SDBUSPLUS],
	[sdbusplus],
	[AC_DEFINE(HAVE_SDBUSPLUS, [1], [Found openbmc/sdbusplus package])],
	[AC_MSG_ERROR([The openbmc/sdbusplus package is required])]
	)
	PKG_CHECK_MODULES([PHOSPHOR_LOGGING], [phosphor-logging])
	PKG_CHECK_MODULES(
	[IPMIBLOB],
	[ipmiblob],
	[],
	[AC_MSG_ERROR(
	[Could not find ipmiblob...openbmc/ipmi-blob-tool package required])
	]
	)
	AC_CHECK_HEADER(
	[blobs-ipmid],
	[AC_MSG_ERROR(["phosphor-ipmi-blobs required and not found."])]
	)
	AX_PTHREAD([], [AC_MSG_ERROR(["pthread required and not found"])])

	# Configurability
	# Enable static layout for firmware image staging.
	AC_ARG_ENABLE([static-layout],
	AS_HELP_STRING([--enable-static-layout],
	[Enable static layout firmware update via Blobs]))
	AS_IF([test "x$enable_static_layout" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DENABLE_STATIC_LAYOUT], [CXXFLAGS])
	])
	# Enable tarball for firmware image staging.
	AC_ARG_ENABLE([tarball-ubi],
	AS_HELP_STRING([--enable-tarball-ubi],
	[Enable tarball firmware update via Blobs]))
	AS_IF([test "x$enanble_tarball_ubi" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DENABLE_TARBALL_UBI], [CXXFLAGS])
	])

	# Enable P2A, and or LPC (block-transfer is always enabled).
	AC_ARG_ENABLE([pci-bridge],
	AS_HELP_STRING([--enable-pci-bridge],
	[Enable pci-bridge transport mechanism]))
	AS_IF([test "x$enable_pci_bridge" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DENABLE_PCI_BRIDGE], [CXXFLAGS])
	])
	AC_ARG_ENABLE([lpc-bridge],
	AS_HELP_STRING([--enable-lpc-bridge],
	[Enable lpc-bridge transport mechanism]))
	AS_IF([test "x$enable_lpc_bridge" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DENABLE_LPC_BRIDGE], [CXXFLAGS])
	])

	# The address used for mapping P2A or LPC into the BMC's memory-space:
	# e.g. https://github.com/openbmc/linux/blob/1da2ce51886a3b2f5db2087f26c661e13ee13b84/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts#L26
	# or https://github.com/openbmc/linux/blob/1da2ce51886a3b2f5db2087f26c661e13ee13b84/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts#L166
	# for PCI, this address is passed back to the host and is used directly.
	AC_ARG_VAR(MAPPED_ADDRESS, [The base address of the memory region reserved for mapping.])
	AS_IF([test "x$MAPPED_ADDRESS" == "x"],
	[AC_DEFINE_UNQUOTED(MAPPED_ADDRESS, [0], [Default address to 0.])],
	[AC_DEFINE_UNQUOTED(MAPPED_ADDRESS, [$MAPPED_ADDRESS], [Value for memory region mapping.])]
	)

	AC_ARG_ENABLE([aspeed-lpc],
	AS_HELP_STRING([--enable-aspeed-lpc],
	[Enable external transfers using Aspeed LPC]))
	AS_IF([test "x$enable_aspeed_lpc" = "xyes"], [
	AC_CHECK_HEADER(
	[linux/aspeed-lpc-ctrl.h],
	[],
	[AC_MSG_ERROR([Could not find linux/aspeed-lpc-ctrl.h])]
	)

	AX_APPEND_COMPILE_FLAGS([-DASPEED_LPC], [CXXFLAGS])
	])
	AC_ARG_ENABLE([nuvoton-lpc],
	AS_HELP_STRING([--enable-nuvoton-lpc],
	[Enable external transfers using Nuvoton LPC SHM]))
	AS_IF([test "x$enable_nuvoton_lpc" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DNUVOTON_LPC], [CXXFLAGS])
	])

	AC_ARG_ENABLE([aspeed-p2a],
	AS_HELP_STRING([--enable-aspeed-p2a],
	[Enable external transfers using Aspeed PCI-to-AHB]))
	AS_IF([test "x$enable_aspeed_p2a" = "xyes"], [
	AC_CHECK_HEADER(linux/aspeed-p2a-ctrl.h,
	[HAVE_UAPI_LINUX_P2A_CTRL_H=""],
	[HAVE_UAPI_LINUX_P2A_CTRL_H="-I linux/aspeed-p2a-ctrl.h"])
	AS_IF([test "$HAVE_UAPI_LINUX_P2A_CTRL_H" != ""],
	AC_MSG_WARN([Could not find linux/aspeed-p2a-ctrl.h: Attempting to download locally for building from openbmc/linux/+/dev-5.0])
	AC_SUBST([PCI_BMC_DL],
	[`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-5.0/include/uapi/linux/aspeed-p2a-ctrl.h -O linux/aspeed-p2a-ctrl.h`])
	)
	AX_APPEND_COMPILE_FLAGS([-DASPEED_P2A], [CXXFLAGS])
	])

	AC_ARG_VAR(STATIC_HANDLER_STAGED_NAME, [The file to use for staging the firmware update.])
	AS_IF([test "x$STATIC_HANDLER_STAGED_NAME" == "x"], [STATIC_HANDLER_STAGED_NAME="/run/initramfs/bmc-image"])
	AC_DEFINE_UNQUOTED([STATIC_HANDLER_STAGED_NAME], ["$STATIC_HANDLER_STAGED_NAME"], [The file to use for staging the firmware update.])

	AC_ARG_VAR(TARBALL_STAGED_NAME, [The file to use for staging the firmware update.])
	AS_IF([test "x$TARBALL_STAGED_NAME" == "x"], [TARBALL_STAGED_NAME="/tmp/image-update.tar"])
	AC_DEFINE_UNQUOTED([TARBALL_STAGED_NAME], ["$TARBALL_STAGED_NAME"], [The file to use for staging the firmware update.])

	AC_ARG_VAR(HASH_FILENAME, [The file to use for the hash provided.])
	AS_IF([test "x$HASH_FILENAME" == "x"], [HASH_FILENAME="/tmp/bmc.sig"])
	AC_DEFINE_UNQUOTED([HASH_FILENAME], ["$HASH_FILENAME"], [The file to use for the hash provided.])

	AC_CHECK_HEADER(linux/ipmi.h, [HAVE_LINUX_IPMI_H=""], [HAVE_LINUX_IPMI_H="-I linux/ipmi.h"])
	AS_IF([test "$HAVE_LINUX_IPMI_H" != ""],
	AC_MSG_WARN([Could not find linux/ipmi.h: Attempting to download locally for building from openbmc/linux/+/dev-4.18])
	AC_SUBST([IPMI_BMC_DL],
	[`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-4.18/include/uapi/linux/ipmi.h -O linux/ipmi.h`])
	)

	AC_CHECK_HEADER(linux/ipmi_msgdefs.h, [HAVE_LINUX_IPMIMSGDEFS_H=""], [HAVE_LINUX_IPMIMSGDEFS_H="-I linux/ipmi_msgdefs.h"])
	AS_IF([test "$HAVE_LINUX_IPMIMSGDEFS_H" != ""],
	AC_MSG_WARN([Could not find linux/ipmi_msgdefs.h: Attempting to download locally for building from openbmc/linux/+/dev-4.18])
	AC_SUBST([IPMIMSG_BMC_DL],
	[`mkdir -p linux;wget https://raw.githubusercontent.com/openbmc/linux/dev-4.18/include/uapi/linux/ipmi_msgdefs.h -O linux/ipmi_msgdefs.h`])
	)

	# Make it possible for users to choose if they want test support
	# explicitly or not at all
	AC_ARG_ENABLE([tests], AC_HELP_STRING([--disable-tests],
	[Build test cases]))

	# Check/set gtest specific functions.
	AS_IF([test "x$enable_tests" != "xno"], [
	PKG_CHECK_MODULES([GTEST], [gtest], [], [true])
	PKG_CHECK_MODULES([GMOCK], [gmock], [], [true])
	AX_PTHREAD

	AX_SAVE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])
	AX_APPEND_COMPILE_FLAGS([$GTEST_CFLAGS], [CPPFLAGS])
	AC_LANG_PUSH([C++])
	AC_CHECK_HEADERS([gtest/gtest.h], [
	AS_IF([test "x$GTEST_CFLAGS" = "x"], [
	AS_IF([test "x$PTHREAD_CFLAGS" = "x"], [
	AX_APPEND_COMPILE_FLAGS(["-DGTEST_HAS_PTHREAD=0"], [GTEST_CFLAGS])
	], [
	AX_APPEND_COMPILE_FLAGS(["-DGTEST_HAS_PTHREAD=1"], [GTEST_CFLAGS])
	AX_APPEND_COMPILE_FLAGS([$PTHREAD_CFLAGS], [GTEST_CFLAGS])
	])
	])
	], [
	AS_IF([test "x$enable_tests" = "xyes"], [
	AC_MSG_ERROR([Testing enabled but could not find gtest/gtest.h])
	])
	])
	AC_LANG_POP([C++])
	AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])

	AX_SAVE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])
	AX_APPEND_COMPILE_FLAGS([$GMOCK_CFLAGS], [CPPFLAGS])
	AC_LANG_PUSH([C++])
	AC_CHECK_HEADERS([gmock/gmock.h], [], [
	AS_IF([test "x$enable_tests" = "xyes"], [
	AC_MSG_ERROR([Testing enabled but could not find gmock/gmock.h])
	])
	])
	AC_LANG_POP([C++])
	AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [CPPFLAGS])

	AX_SAVE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
	AX_APPEND_COMPILE_FLAGS([$GTEST_LIBS], [LDFLAGS])
	AC_CHECK_LIB([gtest], [main], [
	AS_IF([test "x$GTEST_LIBS" = "x"], [
	AX_APPEND_COMPILE_FLAGS([-lgtest], [GTEST_LIBS])
	])
	], [
	AS_IF([test "x$enable_tests" = "xyes"], [
	AC_MSG_ERROR([Testing enabled but couldn't find gtest libs])
	])
	])
	AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])

	AX_SAVE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
	AX_APPEND_COMPILE_FLAGS([$GMOCK_LIBS], [LDFLAGS])
	AC_CHECK_LIB([gmock], [main], [
	AS_IF([test "x$GMOCK_LIBS" = "x"], [
	AX_APPEND_COMPILE_FLAGS([-lgmock], [GMOCK_LIBS])
	])
	], [
	AS_IF([test "x$enable_tests" = "xyes"], [
	AC_MSG_ERROR([Testing enabled but couldn't find gmock libs])
	])
	])
	AX_RESTORE_FLAGS_WITH_PREFIX(OLD, [LDFLAGS])
	])

	# Check for valgrind
	AS_IF([test "x$enable_tests" = "xno"], [enable_valgrind=no])
	m4_foreach([vgtool], [valgrind_tool_list],
	[AX_VALGRIND_DFLT(vgtool, [off])])
	AX_VALGRIND_DFLT([memcheck], [on])
	AX_VALGRIND_CHECK
	AM_EXTRA_RECURSIVE_TARGETS([check-valgrind])
	m4_foreach([vgtool], [valgrind_tool_list],
	[AM_EXTRA_RECURSIVE_TARGETS([check-valgrind-]vgtool)])

	# Code coverage
	AX_CODE_COVERAGE
	AS_IF([test "x$CODE_COVERAGE_ENABLED" = "xyes"], [
	AX_APPEND_COMPILE_FLAGS([-DHAVE_GCOV], [CODE_COVERAGE_CPPFLAGS])
	])
	m4_ifdef([_AX_CODE_COVERAGE_RULES],
	[AM_CONDITIONAL(AUTOCONF_CODE_COVERAGE_2019_01_06, [true])],
	[AM_CONDITIONAL(AUTOCONF_CODE_COVERAGE_2019_01_06, [false])])
	AX_ADD_AM_MACRO_STATIC([])

	# Add --enable-oe-sdk flag to configure script
	AC_ARG_ENABLE([oe-sdk],
	AS_HELP_STRING([--enable-oe-sdk], [Link testcases absolutely against OE SDK so they can be ran within it.])
	)

	# Check for OECORE_TARGET_SYSROOT in the environment.
	AC_ARG_VAR(OECORE_TARGET_SYSROOT,
	[Path to the OE SDK SYSROOT])

	# Configure OESDK_TESTCASE_FLAGS environment variable, which will be later
	# used in test/Makefile.am
	AS_IF([test "x$enable_oe_sdk" == "xyes"],
	AS_IF([test "x$OECORE_TARGET_SYSROOT" == "x"],
	AC_MSG_ERROR([OECORE_TARGET_SYSROOT must be set with --enable-oe-sdk])
	)
	AC_MSG_NOTICE([Enabling OE-SDK at $OECORE_TARGET_SYSROOT])
	[
	testcase_flags="-Wl,-rpath,\${OECORE_TARGET_SYSROOT}/lib"
	testcase_flags="${testcase_flags} -Wl,-rpath,\${OECORE_TARGET_SYSROOT}/usr/lib"
	testcase_flags="${testcase_flags} -Wl,-dynamic-linker,`find \${OECORE_TARGET_SYSROOT}/lib/ld-*.so \| sort -r -n \| head -n1`"
	]
	AC_SUBST([OESDK_TESTCASE_FLAGS], [$testcase_flags])
	)

	# Create configured output
	AC_CONFIG_FILES([Makefile test/Makefile tools/Makefile])
	AC_OUTPUT