topology: cmake: use local ALSA utilities to build topology

Dont use the system ALSA installation which may be out of date with
current topology development. Use the locally installed ALSA lib and
utils installed in the SOF workspace.

Signed-off-by: Liam Girdwood <liam.r.girdwood@intel.com>
(cherry picked from commit 47dd8d3)
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>

Author: lgirdwood

tools/ctl/CMakeLists.txt

@@ -4,6 +4,9 @@ add_executable(sof-ctl
 	ctl.c
 )
 
+target_link_directories(sof-ctl BEFORE
+	PRIVATE "${SOF_ROOT_SOURCE_DIRECTORY}/../tools/lib")
+
 target_link_libraries(sof-ctl PRIVATE
 	"-lasound"
 )
@@ -13,6 +16,7 @@ target_compile_options(sof-ctl PRIVATE
 )
 
 target_include_directories(sof-ctl PRIVATE
+	"${SOF_ROOT_SOURCE_DIRECTORY}/../tools/include"
 	"${SOF_ROOT_SOURCE_DIRECTORY}/src/include"
 	"${SOF_ROOT_SOURCE_DIRECTORY}"
 )

tools/topology/CMakeLists.txt

@@ -1,4 +1,48 @@
 set(SOF_TOPOLOGY_BINARY_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
+set(SOF_ALSA_TOOLS_DIR "${SOF_ROOT_SOURCE_DIRECTORY}/../tools/bin")
+set(ALSATPLG_CMD "${SOF_ALSA_TOOLS_DIR}/alsatplg")
+
+function(alsatplg_version  OUT_STATUS  OUT_VERSION)
+	execute_process(COMMAND ${ALSATPLG_CMD} --version
+	  RESULT_VARIABLE status
+	  OUTPUT_VARIABLE stdout
+	  OUTPUT_STRIP_TRAILING_WHITESPACE)
+	message(DEBUG "${ALSATPLG_CMD} --version: status=${status}, output=${stdout}")
+
+	set(${OUT_STATUS} "${status}" PARENT_SCOPE)
+
+        # Some error messages have already been printed on stderr
+	if(NOT status EQUAL 0)
+	  message(WARNING "${ALSATPLG_CMD} --version returned status: ${status},
+${stdout}")
+	  return()
+	endif()
+
+	string(REPLACE "\n" ";" ALSA_VERSION_LIST ${stdout})
+	list(GET ALSA_VERSION_LIST 0 ALSATPLG_VERSION)
+	string(REGEX MATCH "[0-9]\.[0-9]\.*[0-9]*" ALSATPLG_VERSION_NUMBER ${ALSATPLG_VERSION})
+
+	set(${OUT_VERSION} "${ALSATPLG_VERSION_NUMBER}" PARENT_SCOPE)
+endfunction()
+
+
+# Being written in C, `alsatplg` silently ignores some invalid inputs
+# and produces an corrupt .tplg file instead of returning an error code
+# that fails the build.  For instance, alsatplg versions < 1.2.5 silently
+# corrupt `codec_consumer` and turn it into `codec_master` instead.
+# Longer story in #5192.
+alsatplg_version(STATUS ALSATPLG_VERSION_NUMBER)
+if(NOT STATUS EQUAL 0)
+	message(WARNING "${ALSATPLG_CMD} failed: ${STATUS}; all topologies skipped")
+	return()
+else()
+	if(${ALSATPLG_VERSION_NUMBER} VERSION_LESS "1.2.5")
+		message(WARNING "All topologies skipped: minimum alsatplg version 1.2.5,\
+ found ${ALSATPLG_VERSION_NUMBER}.")
+		return()
+	endif()
+	# success
+endif()
 
 # This use of VERBOSE relies on original CMake behavior.
 # From the add_custom_command() manual:
@@ -23,7 +67,7 @@ macro(add_alsatplg_command)
 		# permissions are hardcoded and only the user can read
 		# the -o(utput) file.
 		# See bug https://github.com/alsa-project/alsa-utils/issues/126
-		COMMAND alsatplg \$\${VERBOSE:+-v 1} -c ${ARGV0} -o ${ARGV1}
+		COMMAND ${ALSATPLG_CMD} \$\${VERBOSE:+-v 1} -c ${ARGV0} -o ${ARGV1}
 		USES_TERMINAL
 	)
 endmacro()
@@ -41,7 +85,7 @@ macro(add_alsatplg2_command input_file output_file include_path)
 		MAIN_DEPENDENCY ${input_file}
 		OUTPUT ${output_file}
 		# -p to pre-process Topology2.0 conf file
-		COMMAND ALSA_CONFIG_DIR=${CMAKE_SOURCE_DIR}/topology/topology2 alsatplg \$\${VERBOSE:+-v 1}
+		COMMAND ALSA_CONFIG_DIR=${CMAKE_SOURCE_DIR}/topology/topology2 ${ALSATPLG_CMD} \$\${VERBOSE:+-v 1}
 		        -I ${include_path} -D "'${defines}'" -p -c ${input_file} -o ${output_file}
 		USES_TERMINAL
 		)