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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 08:09:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 08:09:22 +0000
commit6b4d032d4964caaa85be4ba8f3a7874afbf958cc (patch)
treea9846103274b39705a7e8be9fc28c006c18094b1 /carl9170fw/extra/FindGPERF.cmake
parentInitial commit. (diff)
downloadfirmware-nonfree-6b4d032d4964caaa85be4ba8f3a7874afbf958cc.tar.xz
firmware-nonfree-6b4d032d4964caaa85be4ba8f3a7874afbf958cc.zip
Adding upstream version 20230625.upstream/20230625
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+# - Find gperf executable and provides a macro to generate custom build rules
+#
+# The module defines the following variables:
+# GPERF_FOUND - true is gperf executable is found
+# GPERF_EXECUTABLE - the path to the gperf executable
+# GPERF_VERSION - the version of gperf
+# GPERF_LIBRARIES - The gperf libraries
+#
+# The minimum required version of gperf can be specified using the
+# standard syntax, e.g. FIND_PACKAGE(GPERF 2.5.13)
+#
+#
+# If gperf is found on the system, the module provides the macro:
+# GPERF_TARGET(Name GperfInput GperfOutput [COMPILE_FLAGS <string>])
+# which creates a custom command to generate the <GperfOutput> file from
+# the <GperfInput> file. If COMPILE_FLAGS option is specified, the next
+# parameter is added to the gperf command line. Name is an alias used to
+# get details of this custom command. Indeed the macro defines the
+# following variables:
+# GPERF_${Name}_DEFINED - true is the macro ran successfully
+# GPERF_${Name}_OUTPUTS - the source file generated by the custom rule, an
+# alias for GperfOutput
+# GPERF_${Name}_INPUT - the gperf source file, an alias for ${GperfInput}
+#
+# Gperf scanners oftenly use tokens defined by Bison: the code generated
+# by Gperf depends of the header generated by Bison. This module also
+# defines a macro:
+# ADD_GPERF_BISON_DEPENDENCY(GperfTarget BisonTarget)
+# which adds the required dependency between a scanner and a parser
+# where <GperfTarget> and <BisonTarget> are the first parameters of
+# respectively GPERF_TARGET and BISON_TARGET macros.
+#
+# ====================================================================
+# Example:
+#
+# find_package(GPERF)
+#
+# GPERF_TARGET(MyHash hash.gperf ${CMAKE_CURRENT_BINARY_DIR}/hash.c)
+#
+# ====================================================================
+
+#=============================================================================
+# Copyright 2009 Kitware, Inc.
+# Copyright 2006 Tristan Carel
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# * Neither the names of Kitware, Inc., the Insight Software Consortium,
+# nor the names of their contributors may be used to endorse or promote
+# products derived from this software without specific prior written
+# permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+cmake_minimum_required(VERSION 2.8.4)
+
+FIND_PROGRAM(GPERF_EXECUTABLE gperf DOC "path to the gperf executable")
+MARK_AS_ADVANCED(GPERF_EXECUTABLE)
+
+FIND_LIBRARY(FL_LIBRARY NAMES fl
+ DOC "path to the fl library")
+MARK_AS_ADVANCED(FL_LIBRARY)
+SET(GPERF_LIBRARIES ${FL_LIBRARY})
+
+IF(GPERF_EXECUTABLE)
+
+ EXECUTE_PROCESS(COMMAND ${GPERF_EXECUTABLE} --version
+ OUTPUT_VARIABLE GPERF_version_output
+ ERROR_VARIABLE GPERF_version_error
+ RESULT_VARIABLE GPERF_version_result
+ OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+ SET(ENV{LC_ALL} ${_Bison_SAVED_LC_ALL})
+
+ IF(NOT ${GPERF_version_result} EQUAL 0)
+ MESSAGE(SEND_ERROR "Command \"${GPERF_EXECUTABLE} --version\" failed with output:\n${GPERF_version_error}")
+ ELSE()
+ STRING(REGEX REPLACE "^GNU gperf ([^\n]+)\n.*" "\\1"
+ GPERF_VERSION "${GPERF_version_output}")
+ ENDIF()
+
+ #============================================================
+ # GPERF_TARGET (public macro)
+ #============================================================
+ #
+ MACRO(GPERF_TARGET Name Input Output)
+ SET(GPERF_TARGET_usage "GPERF_TARGET(<Name> <Input> <Output> [COMPILE_FLAGS <string>]")
+ IF(${ARGC} GREATER 3)
+ IF(${ARGC} EQUAL 5)
+ IF("${ARGV3}" STREQUAL "COMPILE_FLAGS")
+ SET(GPERF_EXECUTABLE_opts "${ARGV4}")
+ SEPARATE_ARGUMENTS(GPERF_EXECUTABLE_opts)
+ ELSE()
+ MESSAGE(SEND_ERROR ${GPERF_TARGET_usage})
+ ENDIF()
+ ELSE()
+ MESSAGE(SEND_ERROR ${GPERF_TARGET_usage})
+ ENDIF()
+ ENDIF()
+
+ ADD_CUSTOM_COMMAND(OUTPUT ${Output}
+ COMMAND ${GPERF_EXECUTABLE}
+ ARGS ${GPERF_EXECUTABLE_opts} < ${Input} > ${Output}
+ DEPENDS ${Input}
+ COMMENT "[GPERF][${Name}] Building hash with gperf ${GPERF_VERSION}"
+ WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+
+ SET(GPERF_${Name}_DEFINED TRUE)
+ SET(GPERF_${Name}_OUTPUTS ${Output})
+ SET(GPERF_${Name}_INPUT ${Input})
+ SET(GPERF_${Name}_COMPILE_FLAGS ${GPERF_EXECUTABLE_opts})
+ ENDMACRO(GPERF_TARGET)
+ #============================================================
+
+
+ #============================================================
+ # ADD_GPERF_BISON_DEPENDENCY (public macro)
+ #============================================================
+ #
+ MACRO(ADD_GPERF_BISON_DEPENDENCY GperfTarget BisonTarget)
+
+ IF(NOT GPERF_${GperfTarget}_OUTPUTS)
+ MESSAGE(SEND_ERROR "Gperf target `${GperfTarget}' does not exists.")
+ ENDIF()
+
+ IF(NOT BISON_${BisonTarget}_OUTPUT_HEADER)
+ MESSAGE(SEND_ERROR "Bison target `${BisonTarget}' does not exists.")
+ ENDIF()
+
+ SET_SOURCE_FILES_PROPERTIES(${GPERF_${GperfTarget}_OUTPUTS}
+ PROPERTIES OBJECT_DEPENDS ${BISON_${BisonTarget}_OUTPUT_HEADER})
+ ENDMACRO(ADD_GPERF_BISON_DEPENDENCY)
+ #============================================================
+
+ENDIF(GPERF_EXECUTABLE)
+
+INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(GPERF REQUIRED_VARS GPERF_EXECUTABLE
+ VERSION_VAR GPERF_VERSION)
+
+# FindGPERF.cmake ends here