build: Get rid of pkgconfig as much as possible (#1517)

cmake/build_helpers.cmake

@@ -529,8 +529,6 @@ macro(setUninstallTarget)
 endmacro()
 
 macro(addBundledLibraries)
-    find_package(PkgConfig REQUIRED)
-
     set(EXTERNAL_LIBS_FOLDER "${CMAKE_CURRENT_SOURCE_DIR}/lib/external")
     set(THIRD_PARTY_LIBS_FOLDER "${CMAKE_CURRENT_SOURCE_DIR}/lib/third_party")
 
@@ -552,14 +550,12 @@ macro(addBundledLibraries)
     set(XDGPP_INCLUDE_DIRS "${THIRD_PARTY_LIBS_FOLDER}/xdgpp")
     set(FPHSA_NAME_MISMATCHED ON CACHE BOOL "")
 
-    find_package(PkgConfig REQUIRED)
-
     if(NOT USE_SYSTEM_FMT)
         add_subdirectory(${THIRD_PARTY_LIBS_FOLDER}/fmt EXCLUDE_FROM_ALL)
         set_target_properties(fmt PROPERTIES POSITION_INDEPENDENT_CODE ON)
         set(FMT_LIBRARIES fmt::fmt-header-only)
     else()
-        find_package(fmt 8.0.0 REQUIRED)
+        find_package(fmt REQUIRED)
         set(FMT_LIBRARIES fmt::fmt)
     endif()
 
@@ -571,8 +567,7 @@ macro(addBundledLibraries)
 
     if (NOT EMSCRIPTEN)
         # curl
-        find_package(PkgConfig REQUIRED)
-        pkg_check_modules(LIBCURL REQUIRED IMPORTED_TARGET libcurl>=7.60.0)
+        find_package(CURL REQUIRED)
 
         # nfd
         if (NOT USE_SYSTEM_NFD)
@@ -617,13 +612,7 @@ macro(addBundledLibraries)
     set_target_properties(libpl PROPERTIES POSITION_INDEPENDENT_CODE ON)
 
     find_package(mbedTLS 3.4.0 REQUIRED)
-
-    pkg_search_module(MAGIC libmagic>=5.39)
-    if(NOT MAGIC_FOUND)
-        find_library(MAGIC 5.39 magic REQUIRED)
-    else()
-        set(MAGIC_INCLUDE_DIRS ${MAGIC_INCLUDEDIR})
-    endif()
+    find_library(MAGIC 5.39 magic REQUIRED)
 
     if (NOT IMHEX_DISABLE_STACKTRACE)
         if (WIN32)

cmake/modules/FindCapstone.cmake

@@ -0,0 +1,8 @@
+find_path(CAPSTONE_INCLUDE_DIR capstone.h PATH_SUFFIXES capstone)
+find_library(CAPSTONE_LIBRARY NAMES capstone)
+
+include(FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args(Capstone DEFAULT_MSG CAPSTONE_LIBRARY CAPSTONE_INCLUDE_DIR)
+
+mark_as_advanced(CAPSTONE_INCLUDE_DIR CAPSTONE_LIBRARY)

cmake/modules/FindGLFW.cmake

@@ -0,0 +1,139 @@
+#.rst:
+# Find GLFW
+# ---------
+#
+# Finds the GLFW library using its cmake config if that exists, otherwise
+# falls back to finding it manually. This module defines:
+#
+#  GLFW_FOUND               - True if GLFW library is found
+#  GLFW::GLFW               - GLFW imported target
+#
+# Additionally, in case the config was not found, these variables are defined
+# for internal usage:
+#
+#  GLFW_LIBRARY             - GLFW library
+#  GLFW_DLL_DEBUG           - GLFW debug DLL on Windows, if found
+#  GLFW_DLL_RELEASE         - GLFW release DLL on Windows, if found
+#  GLFW_INCLUDE_DIR         - Root include dir
+#
+
+#
+#   This file is part of Magnum.
+#
+#   Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019,
+#               2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz>
+#   Copyright © 2016 Jonathan Hale <squareys@googlemail.com>
+#
+#   Permission is hereby granted, free of charge, to any person obtaining a
+#   copy of this software and associated documentation files (the "Software"),
+#   to deal in the Software without restriction, including without limitation
+#   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+#   and/or sell copies of the Software, and to permit persons to whom the
+#   Software is furnished to do so, subject to the following conditions:
+#
+#   The above copyright notice and this permission notice shall be included
+#   in all copies or substantial portions of the Software.
+#
+#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+#   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+#   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+#   DEALINGS IN THE SOFTWARE.
+#
+
+# GLFW installs cmake package config files which handles dependencies in case
+# GLFW is built statically. Try to find first, quietly, so it doesn't print
+# loud messages when it's not found, since that's okay. If the glfw target
+# already exists, it means we're using it through a CMake subproject -- don't
+# attempt to find the package in that case.
+if(NOT TARGET glfw)
+    find_package(glfw3 CONFIG QUIET)
+endif()
+
+# If either a glfw config file was found or we have a subproject, point
+# GLFW::GLFW to that and exit -- nothing else to do here.
+if(TARGET glfw)
+    if(NOT TARGET GLFW::GLFW)
+        # Aliases of (global) targets are only supported in CMake 3.11, so we
+        # work around it by this. This is easier than fetching all possible
+        # properties (which are impossible to track of) and then attempting to
+        # rebuild them into a new target.
+        add_library(GLFW::GLFW INTERFACE IMPORTED)
+        set_target_properties(GLFW::GLFW PROPERTIES INTERFACE_LINK_LIBRARIES glfw)
+    endif()
+
+    # Just to make FPHSA print some meaningful location, nothing else
+    get_target_property(_GLFW_INTERFACE_INCLUDE_DIRECTORIES glfw INTERFACE_INCLUDE_DIRECTORIES)
+    include(FindPackageHandleStandardArgs)
+    find_package_handle_standard_args("GLFW" DEFAULT_MSG
+            _GLFW_INTERFACE_INCLUDE_DIRECTORIES)
+
+    if(CORRADE_TARGET_WINDOWS)
+        # .dll is in LOCATION, .lib is in IMPLIB. Yay, useful!
+        get_target_property(GLFW_DLL_DEBUG glfw IMPORTED_LOCATION_DEBUG)
+        get_target_property(GLFW_DLL_RELEASE glfw IMPORTED_LOCATION_RELEASE)
+    endif()
+
+    return()
+endif()
+
+if(CORRADE_TARGET_WINDOWS)
+    if(MSVC)
+        if(MSVC_VERSION VERSION_LESS 1910)
+            set(_GLFW_LIBRARY_PATH_SUFFIX lib-vc2015)
+        elseif(MSVC_VERSION VERSION_LESS 1920)
+            set(_GLFW_LIBRARY_PATH_SUFFIX lib-vc2017)
+        elseif(MSVC_VERSION VERSION_LESS 1930)
+            set(_GLFW_LIBRARY_PATH_SUFFIX lib-vc2019)
+        elseif(MSVC_VERSION VERSION_LESS 1940)
+            set(_GLFW_LIBRARY_PATH_SUFFIX lib-vc2022)
+        else()
+            message(FATAL_ERROR "Unsupported MSVC version")
+        endif()
+    elseif(MINGW)
+        set(_GLFW_LIBRARY_PATH_SUFFIX lib-mingw-w64)
+    else()
+        message(FATAL_ERROR "Unsupported compiler")
+    endif()
+endif()
+
+# In case no config file was found, try manually finding the library. Prefer
+# the glfw3dll as it's a dynamic library.
+find_library(GLFW_LIBRARY
+        NAMES glfw glfw3dll glfw3
+        PATH_SUFFIXES ${_GLFW_LIBRARY_PATH_SUFFIX})
+
+if(CORRADE_TARGET_WINDOWS AND GLFW_LIBRARY MATCHES "glfw3dll.(lib|a)$")
+    # TODO: debug?
+    find_file(GLFW_DLL_RELEASE
+            NAMES glfw3.dll
+            PATH_SUFFIXES ${_GLFW_LIBRARY_PATH_SUFFIX})
+endif()
+
+# Include dir
+find_path(GLFW_INCLUDE_DIR
+        NAMES GLFW/glfw3.h)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args("GLFW" DEFAULT_MSG
+        GLFW_LIBRARY
+        GLFW_INCLUDE_DIR)
+
+if(NOT TARGET GLFW::GLFW)
+    add_library(GLFW::GLFW UNKNOWN IMPORTED)
+
+    # Work around BUGGY framework support on macOS
+    # https://cmake.org/Bug/view.php?id=14105
+    if(CORRADE_TARGET_APPLE AND GLFW_LIBRARY MATCHES "\\.framework$")
+        set_property(TARGET GLFW::GLFW PROPERTY IMPORTED_LOCATION ${GLFW_LIBRARY}/GLFW)
+    else()
+        set_property(TARGET GLFW::GLFW PROPERTY IMPORTED_LOCATION ${GLFW_LIBRARY})
+    endif()
+
+    set_property(TARGET GLFW::GLFW PROPERTY
+            INTERFACE_INCLUDE_DIRECTORIES ${GLFW_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(GLFW_LIBRARY GLFW_INCLUDE_DIR)

cmake/modules/FindYara.cmake

@@ -0,0 +1,4 @@
+find_file(libyara.a YARA_LIBRARIES)
+find_file(yara.h YARA_INCLUDE_DIRS)
+
+mark_as_advanced(YARA_LIBRARIES YARA_INCLUDE_DIRS)

cmake/modules/FindZSTD.cmake

@@ -0,0 +1,41 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#
+# - Try to find Facebook zstd library
+# This will define
+# ZSTD_FOUND
+# ZSTD_INCLUDE_DIR
+# ZSTD_LIBRARY
+#
+
+find_path(ZSTD_INCLUDE_DIR NAMES zstd.h)
+
+find_library(ZSTD_LIBRARY_DEBUG NAMES zstdd zstd_staticd)
+find_library(ZSTD_LIBRARY_RELEASE NAMES zstd zstd_static)
+
+include(SelectLibraryConfigurations)
+SELECT_LIBRARY_CONFIGURATIONS(ZSTD)
+
+include(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(
+        ZSTD DEFAULT_MSG
+        ZSTD_LIBRARY ZSTD_INCLUDE_DIR
+)
+
+if (ZSTD_FOUND)
+    message(STATUS "Found Zstd: ${ZSTD_LIBRARY}")
+endif()
+
+mark_as_advanced(ZSTD_INCLUDE_DIR ZSTD_LIBRARY)

lib/libimhex/CMakeLists.txt

@@ -84,13 +84,12 @@ setupCompilerFlags(libimhex)
 include(GenerateExportHeader)
 generate_export_header(libimhex)
 
-target_include_directories(libimhex ${LIBIMHEX_LIBRARY_TYPE} include ${XDGPP_INCLUDE_DIRS} ${MBEDTLS_INCLUDE_DIR} ${MAGIC_INCLUDE_DIRS} ${LLVM_INCLUDE_DIRS} ${FMT_INCLUDE_DIRS} ${CURL_INCLUDE_DIRS} ${LIBBACKTRACE_INCLUDE_DIRS})
+target_include_directories(libimhex ${LIBIMHEX_LIBRARY_TYPE} include ${XDGPP_INCLUDE_DIRS} ${MBEDTLS_INCLUDE_DIR} ${MAGIC_INCLUDE_DIRS} ${LLVM_INCLUDE_DIRS} ${FMT_INCLUDE_DIRS} ${LIBBACKTRACE_INCLUDE_DIRS})
 target_link_directories(libimhex ${LIBIMHEX_LIBRARY_TYPE} ${MBEDTLS_LIBRARY_DIR} ${MAGIC_LIBRARY_DIRS})
 
 if (NOT EMSCRIPTEN)
     # curl is only used in non-emscripten builds
-    target_include_directories(libimhex ${LIBIMHEX_LIBRARY_TYPE}  ${CURL_INCLUDE_DIRS})
-    target_link_libraries(libimhex ${LIBIMHEX_LIBRARY_TYPE} ${LIBCURL_LIBRARIES})
+    target_link_libraries(libimhex ${LIBIMHEX_LIBRARY_TYPE} ${CURL_LIBRARIES})
 endif()
 
 

lib/third_party/imgui/custom/CMakeLists.txt

@@ -17,16 +17,25 @@ target_link_libraries(imgui_custom PRIVATE imgui_includes)
 set_property(TARGET imgui_custom PROPERTY POSITION_INDEPENDENT_CODE ON)
 target_include_directories(imgui_all_includes INTERFACE include)
 
-find_package(PkgConfig REQUIRED)
 find_package(OpenGL REQUIRED)
 find_package(Freetype REQUIRED)
-pkg_search_module(GLFW REQUIRED glfw3)
 
-# pkgsearch somehow reports the glfw3 library as glfw3dll in Release builds on MinGW which is not correct
+find_package(GLFW QUIET)
+if (NOT GLFW_FOUND OR "${GLFW_LIBRARIES}" STREQUAL "")
+    find_package(glfw3 QUIET)
+    set(GLFW_INCLUDE_DIRS ${glfw3_INCLUDE_DIRS})
+    set(GLFW_LIBRARIES ${glfw3_LIBRARIES})
+
+    if (NOT glfw3_FOUND OR "${GLFW_LIBRARIES}" STREQUAL "")
+        find_package(PkgConfig REQUIRED)
+        pkg_search_module(GLFW REQUIRED glfw3)
+    endif ()
+endif()
+
 if ("${GLFW_LIBRARIES}" MATCHES ".+dll")
     set(GLFW_LIBRARIES "glfw3")
 endif ()
 
-target_include_directories(imgui_custom PUBLIC ${FREETYPE_INCLUDE_DIRS} ${GLFW_INCLUDE_DIRS} ${OpenGL_INCLUDE_DIRS})
-target_link_directories(imgui_custom PUBLIC ${FREETYPE_LIBRARY_DIRS} ${GLFW_LIBRARY_DIRS} ${OpenGL_LIBRARY_DIRS})
+target_include_directories(imgui_custom PUBLIC ${FREETYPE_INCLUDE_DIRS} ${OpenGL_INCLUDE_DIRS})
+target_link_directories(imgui_custom PUBLIC ${FREETYPE_LIBRARY_DIRS} ${OpenGL_LIBRARY_DIRS})
 target_link_libraries(imgui_custom PUBLIC ${GLFW_LIBRARIES} ${OPENGL_LIBRARIES})

plugins/disassembler/CMakeLists.txt

@@ -9,11 +9,10 @@ if (NOT USE_SYSTEM_CAPSTONE)
     add_subdirectory(${THIRD_PARTY_LIBS_FOLDER}/capstone ${CMAKE_CURRENT_BINARY_DIR}/capstone EXCLUDE_FROM_ALL)
     set_target_properties(capstone PROPERTIES POSITION_INDEPENDENT_CODE ON)
     target_compile_options(capstone PRIVATE -Wno-unused-function)
-    set(CAPSTONE_LIBRARIES "capstone")
-    set(CAPSTONE_INCLUDE_DIRS ${THIRD_PARTY_LIBS_FOLDER}/capstone/include)
+    set(CAPSTONE_LIBRARY "capstone")
+    set(CAPSTONE_INCLUDE_DIR ${THIRD_PARTY_LIBS_FOLDER}/capstone/include)
 else()
-    find_package(PkgConfig REQUIRED)
-    pkg_search_module(CAPSTONE 4.0.2 REQUIRED capstone)
+    find_package(Capstone REQUIRED)
 endif()
 
 add_imhex_plugin(
@@ -27,7 +26,8 @@ add_imhex_plugin(
         source/content/pl_visualizers/disassembler.cpp
     INCLUDES
         include
+        ${CAPSTONE_INCLUDE_DIR}
     LIBRARIES
-        ${CAPSTONE_LIBRARIES}
+        ${CAPSTONE_LIBRARY}
         ui
 )

plugins/visualizers/CMakeLists.txt

@@ -7,8 +7,7 @@ if (NOT USE_SYSTEM_MINIAUDIO)
     set_target_properties(miniaudio PROPERTIES POSITION_INDEPENDENT_CODE ON)
     set(MINIAUDIO_LIBRARIES miniaudio)
 else()
-    find_package(PkgConfig REQUIRED)
-    pkg_check_modules(miniaudio REQUIRED IMPORTED_TARGET miniaudio)
+    find_package(miniaudio REQUIRED)
 endif()
 
 add_imhex_plugin(

plugins/yara_rules/CMakeLists.txt

@@ -7,8 +7,7 @@ if (NOT USE_SYSTEM_YARA)
     set_target_properties(libyara PROPERTIES POSITION_INDEPENDENT_CODE ON)
     set(YARA_LIBRARIES libyara)
 else()
-    find_package(PkgConfig REQUIRED)
-    pkg_check_modules(YARA REQUIRED IMPORTED_TARGET yara)
+    find_package(Yara REQUIRED)
 endif()
 
 add_imhex_plugin(