cmake: make librw non-vendorable + rename Findmpg123 + create targets for dependencies

cmake/FindMPG123.cmake

@@ -1,28 +0,0 @@
-# - Find mpg123
-# Find the native mpg123 includes and library
-#
-#  MPG123_INCLUDE_DIR - where to find mpg123.h
-#  MPG123_LIBRARIES   - List of libraries when using mpg123.
-#  MPG123_FOUND       - True if mpg123 found.
-
-IF(MPG123_INCLUDE_DIR AND MPG123_LIBRARIES)
-  # Already in cache, be silent
-  SET(MPG123_FIND_QUIETLY TRUE)
-ENDIF(MPG123_INCLUDE_DIR AND MPG123_LIBRARIES)
-
-FIND_PATH(MPG123_INCLUDE_DIR mpg123.h
-          PATHS "${MPG123_DIR}"
-          PATH_SUFFIXES include
-          )
-
-FIND_LIBRARY(MPG123_LIBRARIES NAMES mpg123 mpg123-0
-             PATHS "${MPG123_DIR}"
-             PATH_SUFFIXES lib
-             )
-
-# MARK_AS_ADVANCED(MPG123_LIBRARIES MPG123_INCLUDE_DIR)
-
-# handle the QUIETLY and REQUIRED arguments and set MPG123_FOUND to TRUE if
-# all listed variables are TRUE
-INCLUDE(FindPackageHandleStandardArgs)
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(MPG123 DEFAULT_MSG MPG123_LIBRARIES MPG123_INCLUDE_DIR)

cmake/FindSndFile.cmake

@@ -4,9 +4,11 @@
 # 
 # Once done this will define
 #
-#  SNDFILE_FOUND - system has libsndfile
+#  SNDFILE_FOUND        - system has libsndfile
 #  SNDFILE_INCLUDE_DIRS - the libsndfile include directory
-#  SNDFILE_LIBRARIES - Link these to use libsndfile
+#  SNDFILE_LIBRARIES    - Link these to use libsndfile
+#  SNDFILE_CFLAGS       - Compile options to use libsndfile
+#  SndFile::SNdFile     - Imported library of libsndfile
 #
 #  Copyright (C) 2006  Wengo
 #
@@ -15,53 +17,54 @@
 #  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
 #
 
-if (SNDFILE_LIBRARIES AND SNDFILE_INCLUDE_DIRS)
-  # in cache already
-  set(SNDFILE_FOUND TRUE)
-else (SNDFILE_LIBRARIES AND SNDFILE_INCLUDE_DIRS)
+find_package(PkgConfig QUIET)
+if(PKG_CONFIG_FOUND)
+    pkg_search_module(PKG_SNDFILE "sndfile")
+endif()
 
-  find_path(SNDFILE_INCLUDE_DIR
+find_path(SNDFILE_INCLUDE_DIR
     NAMES
-      sndfile.h
+        sndfile.h
+    HINTS
+        ${PKG_SNDFILE_INCLUDE_DIRS}
     PATHS
-      /usr/include
-      /usr/local/include
-      /opt/local/include
-      /sw/include
-  )
-  
-  find_library(SNDFILE_LIBRARY
+        /usr/include
+        /usr/local/include
+        /opt/local/include
+        /sw/include
+    )
+
+find_library(SNDFILE_LIBRARY
     NAMES
-      sndfile
+        sndfile
+    HINTS
+        ${PKG_SNDFILE_LIBRARIES}
     PATHS
-      /usr/lib
-      /usr/local/lib
-      /opt/local/lib
-      /sw/lib
-  )
+        /usr/lib
+        /usr/local/lib
+        /opt/local/lib
+        /sw/lib
+)
 
-  set(SNDFILE_INCLUDE_DIRS
-    ${SNDFILE_INCLUDE_DIR}
-  )
-  set(SNDFILE_LIBRARIES
-    ${SNDFILE_LIBRARY}
-  )
+set(SNDFILE_CFLAGS "${PKG_SNDFILE_CFLAGS_OTHER}" CACHE STRING "CFLAGS of libsndfile")
 
-  if (SNDFILE_INCLUDE_DIRS AND SNDFILE_LIBRARIES)
-    set(SNDFILE_FOUND TRUE)
-  endif (SNDFILE_INCLUDE_DIRS AND SNDFILE_LIBRARIES)
+set(SNDFILE_INCLUDE_DIRS ${SNDFILE_INCLUDE_DIR})
+set(SNDFILE_LIBRARIES ${SNDFILE_LIBRARY})
 
-  if (SNDFILE_FOUND)
-    if (NOT SndFile_FIND_QUIETLY)
-      message(STATUS "Found libsndfile: ${SNDFILE_LIBRARIES}")
-    endif (NOT SndFile_FIND_QUIETLY)
-  else (SNDFILE_FOUND)
-    if (SndFile_FIND_REQUIRED)
-      message(FATAL_ERROR "Could not find libsndfile")
-    endif (SndFile_FIND_REQUIRED)
-  endif (SNDFILE_FOUND)
+if (SNDFILE_INCLUDE_DIRS AND SNDFILE_LIBRARIES)
+set(SNDFILE_FOUND TRUE)
+endif (SNDFILE_INCLUDE_DIRS AND SNDFILE_LIBRARIES)
 
-  # show the SNDFILE_INCLUDE_DIRS and SNDFILE_LIBRARIES variables only in the advanced view
-  mark_as_advanced(SNDFILE_INCLUDE_DIRS SNDFILE_LIBRARIES)
 
-endif (SNDFILE_LIBRARIES AND SNDFILE_INCLUDE_DIRS)
+# handle the QUIETLY and REQUIRED arguments and set SNdFile_FOUND to TRUE if
+# all listed variables are TRUE
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(SndFile DEFAULT_MSG SNDFILE_INCLUDE_DIRS SNDFILE_LIBRARIES)
+
+if(NOT TARGET SndFile::SndFile)
+    add_library(__SndFile INTERFACE)
+    target_compile_options(__SndFile INTERFACE ${SNDFILE_CFLAGS})
+    target_include_directories(__SndFile INTERFACE ${SNDFILE_INCLUDE_DIRS})
+    target_link_libraries(__SndFile INTERFACE ${SNDFILE_LIBRARIES})
+    add_library(SndFile::SndFile ALIAS __SndFile)
+endif()

cmake/Findmpg123.cmake

@@ -0,0 +1,40 @@
+# - Find mpg123
+# Find the native mpg123 includes and library
+#
+#  mpg123_INCLUDE_DIR - Where to find mpg123.h
+#  mpg123_LIBRARIES   - List of libraries when using mpg123.
+#  mpg123_CFLAGS      - Compile options to use mpg123
+#  mpg123_FOUND       - True if mpg123 found.
+#  MPG123::libmpg123  - Imported library of libmpg123
+
+find_package(PkgConfig QUIET)
+if(PKG_CONFIG_FOUND)
+    pkg_search_module(PKG_MPG123 mpg123)
+endif()
+
+find_path(mpg123_INCLUDE_DIR mpg123.h
+    HINTS ${PKG_MPG123_INCLUDE_DIRS}
+    PATHS "${mpg123_DIR}"
+    PATH_SUFFIXES include
+)
+
+find_library(mpg123_LIBRARIES NAMES mpg123 mpg123-0
+    HINTS ${PKG_MPG123_LIBRARIES}
+    PATHS "${mpg123_DIR}"
+    PATH_SUFFIXES lib
+)
+
+set(mpg123_CFLAGS "${PKG_MPG123_CFLAGS_OTHER}" CACHE STRING "CFLAGS of mpg123")
+
+# handle the QUIETLY and REQUIRED arguments and set mpg123_FOUND to TRUE if
+# all listed variables are TRUE
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(mpg123 DEFAULT_MSG mpg123_LIBRARIES mpg123_INCLUDE_DIR)
+
+if(NOT TARGET MPG123::libmpg123)
+    add_library(__libmpg123 INTERFACE)
+    target_compile_options(__libmpg123 INTERFACE ${mpg123_CFLAGS})
+    target_include_directories(__libmpg123 INTERFACE ${mpg123_INCLUDE_DIR})
+    target_link_libraries(__libmpg123 INTERFACE ${mpg123_LIBRARIES})
+    add_library(MPG123::libmpg123 ALIAS __libmpg123)
+endif()

cmake/re3-config.cmake.in

@@ -0,0 +1,5 @@
+include("${CMAKE_CURRENT_LIST_DIR}/re3-targets.cmake")
+
+set(RE3_AUDIO "@RE3_AUDIO@")
+set(RE3_AUDIOS "@RE3_AUDIOS@")
+set(RE3_PLATFORM @LIBRW_PLATFORM@)