From 7f1ce461f30ab17cf244516e5ce6c7578fb22670 Mon Sep 17 00:00:00 2001
From: Richard Knight <q@1bpm.net>
Date: Mon, 16 Aug 2021 03:36:25 +0100
Subject: update readme

---
 CMakeLists.txt                    | 305 ++++++++++++++++++++------------------
 Plugin.cmake                      |  19 +++
 README.md                         |   2 +-
 cmake/CompilerOptimizations.cmake |  53 +++++++
 cmake/Modules/FindCsound.cmake    |  56 +++++--
 5 files changed, 277 insertions(+), 158 deletions(-)
 create mode 100644 Plugin.cmake
 create mode 100644 cmake/CompilerOptimizations.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 27be2cc..612d056 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,184 +1,203 @@
-project("csound_festival")
+# from https://github.com/csound/plugins : common CMake operations
+cmake_minimum_required(VERSION 2.8.12)
+project(Csound-plugins)
 
-cmake_minimum_required(VERSION 3.8)
-
-set(APIVERSION "6.0")
+if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+    set(CMAKE_COMPILER_IS_CLANG 1)
+endif()
 
-# Release or Debug
-set(CMAKE_BUILD_TYPE "Release")
+# C++11 needed
+if(NOT MSVC)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+endif()
 
-# force make to print the command lines
-set(CMAKE_VERBOSE_MAKEFILE on)
+set(APIVERSION "6.0")
 
-# path to Csound cmake module
+set(CMAKE_MACOSX_RPATH 1)
+set(CMAKE_VERBOSE_MAKEFILE ON)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
 
-# set compilation flags
-set(CMAKE_CXX_FLAGS  ${CMAKE_CXX_FLAGS}  "-std=c++11 -fpermissive -fPIC -w -DUSE_DOUBLE -DB64BIT")
-
-# options
-option(USE_LIB64 "Set to on to set installation dir for libs to lib64" OFF)
-option(USE_DOUBLE "Use doubles for audio calculations" ON)
-option(CPP11 "c++11" ON)
-
-set(BUILDING_CSOUND_PLUGINS ON)
-
-# ----------------------------------------------
-
-include(FindCsound)
-include(FindEST)
-include(FindFestival)
-
+include(TestBigEndian)
+include(CheckFunctionExists)
 include(CheckCCompilerFlag)
 include(CheckCXXCompilerFlag)
 
-# -----------------------------------------------
-
-function(addflag flag flagname)
-  check_c_compiler_flag(${flag} ${flagname})
-  if (${flagname})
-    # message(STATUS "Setting C flag ${flag}")    
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${flag}" PARENT_SCOPE)
-  endif()
-  check_cxx_compiler_flag(${flag} CXX_${flagname})
-  if (CXX_${flagname})
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}" PARENT_SCOPE)
-  endif()
-endfunction(addflag)
-
-
-MACRO(SUBDIRLIST result curdir)
-  FILE(GLOB children RELATIVE ${curdir} ${curdir}/*)
-  SET(dirlist "")
-  FOREACH(child ${children})
-    message(STATUS "looking at ${child}")
-    IF(IS_DIRECTORY ${curdir}/${child})
-        LIST(APPEND dirlist ${child})
-    ENDIF()
-  ENDFOREACH()
-  SET(${result} ${dirlist})
-ENDMACRO()
-
-  
-MACRO(ADD_ALL_SUBDIRECTORIES directory)
-  subdirlist(SUBDIRS ${directory})
-  message(STATUS "Found subdirs: ${SUBDIRS}")
-  foreach(SUBDIR ${SUBDIRS})
-    set(thissubdir "${directory}/${SUBDIR}")
-    if(EXISTS "${directory}/${SUBDIR}/CMakeLists.txt")
-      message(STATUS "Adding subdir: ${thissubdir}")
-      add_subdirectory(${directory}/${SUBDIR})
-    else()
-      message(WARNING "Skipping ${directory}/${SUBDIR} because no CMakeLists.txt file was found")
-    endif()
-  endforeach()
-ENDMACRO()
-
-
+### COMPILER OPTIMIZATION FLAGS
+option(USE_COMPILER_OPTIMIZATIONS "Use the default Csound compiler optimization flags" ON)
+if(USE_COMPILER_OPTIMIZATIONS)
+    include(${CMAKE_SOURCE_DIR}/cmake/CompilerOptimizations.cmake)
+endif()
 
-# set optimization flags
-if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
-  add_definitions(-fvisibility=hidden)
-  if(NATIVE)
-	add_definitions(-march=native)
-  endif()
-  
-  include(CheckCCompilerFlag)
-  include(CheckCXXCompilerFlag)
+if(APPLE)
+    set(OSX_VERSION " ")
+endif()
 
-  addflag(-msse HAS_SSE)
-  addflag(-msse2 HAS_SSE2)
-  addflag(-mfgpath=sse HAS_FPMATH_SSE)
-  
+## USER OPTIONS ##
+# Optional targets, they should all default to ON (check_deps will disable them if not possible to build)
+option(USE_DOUBLE "Set to use double-precision floating point for audio samples." ON)
+option(USE_LRINT "Use lrint/lrintf for converting floating point values to integers." ON)
+option(BUILD_RELEASE "Build for release" ON)
+option(USE_GIT_COMMIT "Show the git commit in version information" ON)
+
+# in Release configuration, set NDEBUG
+if(${CMAKE_BUILD_TYPE} MATCHES "Release")
+message("-----> Release mode")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNDEBUG")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNDEBUG")
+elseif(${CMAKE_BUILD_TYPE} MATCHES "Debug")
+message("-----> Debug mode")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DBETA")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DBETA")
 endif()
 
-if(MINGW)
-  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mstackrealign")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mstackrealign")
+# set -Werror if in Debug configuration
+if(NOT MSVC AND NOT WASM)
+    set(CMAKE_CXX_FLAGS_RELEASE "-O3 ")
+    set(CMAKE_C_FLAGS_RELEASE "-O3 ")
+    if(${CMAKE_BUILD_TYPE} MATCHES "Debug")
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}  -Wall -Werror -Wno-missing-field-initializers")
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wno-missing-field-initializers")
+    endif()
 endif()
 
-addflag(-ftree-vectorize HAS_TREE_VECTORIZE)
-addflag(-ffast-math HAS_FAST_MATH)
-addflag(-fomit-frame-pointer HAS_OMIT_FRAME_POINTER)
 
+if(CMAKE_SYSTEM_NAME MATCHES "Linux")
+    set(LINUX YES)
+else()
+    set(LINUX NO)
+endif()
 
-# -------------------------------------------------------------------
+set(BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR})
 
-set(CS_FRAMEWORK_DEST "~/Library/Frameworks")
+check_c_compiler_flag(-fvisibility=hidden HAS_VISIBILITY_HIDDEN)
+check_cxx_compiler_flag(-fvisibility=hidden HAS_CXX_VISIBILITY_HIDDEN)
+if (HAS_VISIBILITY_HIDDEN)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden")
+endif()
+if (HAS_CXX_VISIBILITY_HIDDEN)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
+endif()
 
+check_c_compiler_flag(-std=gnu99 HAS_GNU99)
+if (HAS_GNU99)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
+endif()
+if (HAS_CXX_VISIBILITY_HIDDEN)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
+endif()
 
+find_package(Csound)
+
+option(USE_LIB64 "Set to on to set installation directory for libraries to lib64" OFF)
 if(USE_LIB64)
-  set(LIBRARY_INSTALL_DIR "lib64")
-  add_definitions("-DLIB64")
+    set(LIBRARY_INSTALL_DIR "lib64")
+    add_definitions("-DLIB64")
 else()
-  set(LIBRARY_INSTALL_DIR "lib")
+    set(LIBRARY_INSTALL_DIR "lib")
 endif()
-
 message(STATUS "LIBRARY INSTALL DIR: ${LIBRARY_INSTALL_DIR}")
 
-# -------------------------------------------------------------------
-
-
 if(USE_DOUBLE)
-  message(STATUS ">>> using doubles")
-  
-  if(APPLE)
-    set(CSOUNDLIB "CsoundLib64")
-    set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes64")
-  else()
-    set(CSOUNDLIB "csound64")
+    message(STATUS "Building with 64-bit floats")
     set(PLUGIN_INSTALL_DIR "${LIBRARY_INSTALL_DIR}/csound/plugins64-${APIVERSION}")
-  endif()
+    if(APPLE)
+        set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes64")
+    endif()
 else()
-  message(STATUS ">>> not using doubles")
-  if(APPLE)
-    set(CSOUNDLIB "CsoundLib")
-    set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes")
-  else()
-    set(CSOUNDLIB "csound")
+    message(STATUS "Building with 32-bit floats")
     set(PLUGIN_INSTALL_DIR "${LIBRARY_INSTALL_DIR}/csound/plugins-${APIVERSION}")
-  endif()
-endif()
-
-
-# -------------------------------------------------------------------
-  
-# Csound opcode build
-find_package(Csound)
-
-
-set(BUILD_PLUGINS_DIR ${CMAKE_CURRENT_BINARY_DIR})
-
-if(NOT CSOUND_FOUND)
-  message(FATAL_ERROR "Csound installation not found")
+    if(APPLE)
+        set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes")
+    endif()
 endif()
 
-if(NOT EST_FOUND)
-  message(FATAL_ERROR "EST cannot be found")
-endif()
 
-if (NOT Festival_FOUND)
-  message(FATAL_ERROR "Festival cannot be found")
-endif()
+# Checks if dependencies for an enabled target are fulfilled.
+# If FAIL_MISSING is true and the dependencies are not fulfilled,
+# it will abort the cmake run.
+# If FAIL_MISSING is false, it will set the option to OFF.
+# If the target is not enabled, it will do nothing.
+# example: check_deps(BUILD_NEW_PARSER FLEX_EXECUTABLE BISON_EXECUTABLE)
+function(check_deps option)
+    if(${option})
+        set(i 1)
+        while( ${i} LESS ${ARGC} )
+            set(dep ${ARGV${i}})
+            if(NOT ${dep})
+                if(FAIL_MISSING)
+                    message(FATAL_ERROR
+                        "${option} is enabled, but ${dep}=\"${${dep}}\"")
+                else()
+                    message(STATUS "${dep}=\"${${dep}}\", so disabling ${option}")
+                    set(${option} OFF PARENT_SCOPE)
+                    # Set it in the local scope too
+                    set(${option} OFF)
+                endif()
+            endif()
+            math(EXPR i "${i}+1")
+        endwhile()
+    endif()
+    if(${option})
+        message(STATUS "${option} is enabled.")
+    else()
+        message(STATUS "${option} is disabled.")
+    endif()
+endfunction(check_deps)
+
+# Utility function to make plugins. All plugin targets should use this as it
+# sets up output directory set in top-level CmakeLists.txt
+# and adds the appropriate install target
+#
+# libname - name of library to produce
+# srcs - list of src files (must be quoted if a list)
+# extralibs (OPTIONAL) - extra libraries to link the plugin to
+#
+# NB - this was moved here as it needs some VARS defined above
+# for setting up the framework
+function(make_plugin libname srcs)
+    if(APPLE)
+        add_library(${libname} SHARED ${srcs})
+    else()
+        add_library(${libname} MODULE ${srcs})
+    endif()
 
+    set(i 2)
+    while( ${i} LESS ${ARGC} )
+        target_link_libraries(${libname} ${ARGV${i}})
+        math(EXPR i "${i}+1")
+    endwhile()
 
-set(CPPFILES src/opcodes.cpp)
+    set_target_properties(${libname} PROPERTIES
+        RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
 
+    install(TARGETS ${libname}
+        LIBRARY DESTINATION "${PLUGIN_INSTALL_DIR}" 
+        ARCHIVE DESTINATION "${PLUGIN_INSTALL_DIR}" )
+endfunction(make_plugin)
 
-include_directories(${CSOUND_INCLUDE_DIRS})
-include_directories(include)
+# Linux does not have a separate libintl, it is part of libc
+set(LIBINTL_AVAIL (LIBINTL_LIBRARY OR LINUX))
 
-link_libraries(${Festival_LIBRARIES})
-include_directories(${Festival_INCLUDE_DIR})
+if(LINUX)
+    message(STATUS "Building on Linux.")
+    add_definitions(-DLINUX -DPIPES -D_GNU_SOURCE -DHAVE_SOCKETS)
+    list(APPEND libcsound_LIBS ${MATH_LIBRARY} dl)
 
-link_libraries(${EST_LIBRARIES})
-include_directories(${EST_INCLUDE_DIR})
+endif()
 
-add_library(csfestival SHARED ${CPPFILES})
+if(APPLE AND NOT IOS)
+    message(STATUS "Building on OSX")
+    add_definitions(-DMACOSX -DPIPES -DNO_FLTK_THREADS -DHAVE_SOCKETS)
+    find_library(ACCELERATE_LIBRARY Accelerate)
+    find_path(VECLIB_PATH "Accelerate/Accelerate.h")
+    include_directories(${VECLIB_PATH})
+    list(APPEND libcsound_LIBS ${MATH_LIBRARY} dl ${ACCELERATE_LIBRARY})
+endif()
 
-set_target_properties(csfestival PROPERTIES
-  RUNTIME_OUTPUT_DIRECTORY ${BUILD_PLUGINS_DIR}
-  LIBRARY_OUTPUT_DIRECTORY ${BUILD_PLUGINS_DIR})
- 
-install(TARGETS csfestival LIBRARY DESTINATION "${PLUGIN_INSTALL_DIR}" )
+if(WIN32)
+    add_definitions(-DWIN32)
+endif()
 
+include(Plugin.cmake)
diff --git a/Plugin.cmake b/Plugin.cmake
new file mode 100644
index 0000000..475040f
--- /dev/null
+++ b/Plugin.cmake
@@ -0,0 +1,19 @@
+set(PLUGIN_NAME festival)
+set(INCLUDES ${CSOUND_INCLUDE_DIRS})
+set(LIBS "")
+
+# Dependencies
+find_package(EST)
+check_deps(EST)
+list(APPEND INCLUDES ${EST_INCLUDE_DIR})
+list(APPEND LIBS ${EST_LIBRARIES})
+
+find_package(Festival)
+check_deps(Festival)
+list(APPEND INCLUDES ${Festival_INCLUDE_DIR})
+list(APPEND LIBS ${Festival_LIBRARIES})
+
+# Source files
+set(CPPFILES src/opcodes.cpp)
+make_plugin(${PLUGIN_NAME} "${CPPFILES}" ${LIBS})
+target_include_directories(${PLUGIN_NAME} PRIVATE ${INCLUDES})
diff --git a/README.md b/README.md
index 6c283bd..2ba7100 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ The opcode has only been tested on Linux as of writing.
 ## Requirements
  - Csound development libraries
  - [Festival](https://www.cstr.ed.ac.uk/projects/festival/) which also depends on [The Edinburgh Speech Tools Library](https://www.cstr.ed.ac.uk/projects/speech_tools/), both probably handled by your relevant package manager.
- - Cmake 3.8 or later
+ - Cmake 2.8.12 or later
 
 
 ## Building
diff --git a/cmake/CompilerOptimizations.cmake b/cmake/CompilerOptimizations.cmake
new file mode 100644
index 0000000..543daf8
--- /dev/null
+++ b/cmake/CompilerOptimizations.cmake
@@ -0,0 +1,53 @@
+
+check_c_compiler_flag(-ftree-vectorize HAS_TREE_VECTORIZE)
+check_cxx_compiler_flag(-ftree-vectorize HAS_CXX_TREE_VECTORIZE)
+if (HAS_TREE_VECTORISE)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ftree-vectorize")
+endif()
+if (HAS_CXX_TREE_VECTORISE)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ftree-vectorize")
+endif()
+
+
+check_c_compiler_flag(-ffast-math HAS_FAST_MATH)
+check_cxx_compiler_flag(-ffast-math HAS_CXX_FAST_MATH)
+if (HAS_FAST_MATH AND NOT MINGW)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffast-math")
+endif()
+if (HAS_CXX_FAST_MATH AND NOT MINGW)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math")
+endif()
+
+
+
+if(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+check_c_compiler_flag(-mfpmath=sse HAS_FPMATH_SSE)
+check_cxx_compiler_flag(-mfpmath=sse HAS_CXX_FPMATH_SSE)
+  if (HAS_FPMATH_SSE)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfpmath=sse")
+endif()
+if (HAS_CXX_FPMATH_SSE)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpmath=sse")
+endif()
+
+endif()
+
+
+check_c_compiler_flag(-msse2 HAS_SSE2)
+check_cxx_compiler_flag(-msse2 HAS_CXX_SSE2)
+  if (HAS_SSE2 AND NOT IOS AND NOT WASM)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2")
+endif()
+if (HAS_CXX_SSE2 AND NOT IOS AND NOT WASM)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2")
+endif()
+
+
+check_c_compiler_flag(-fomit-frame-pointer HAS_OMIT_FRAME_POINTER)
+check_cxx_compiler_flag(-fomit-frame-pointer HAS_CXX_OMIT_FRAME_POINTER)
+if (HAS_OMIT_FRAME_POINTER)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fomit-frame-pointer")
+endif()
+if (HAS_CXX_OMIT_FRAME_POINTER)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fomit-frame-pointer")
+endif()
diff --git a/cmake/Modules/FindCsound.cmake b/cmake/Modules/FindCsound.cmake
index b5631c9..24c90d9 100644
--- a/cmake/Modules/FindCsound.cmake
+++ b/cmake/Modules/FindCsound.cmake
@@ -4,25 +4,53 @@
 #  CSOUND_INCLUDE_DIRS - The Csound include directories.
 #  CSOUND_LIBRARIES - The libraries needed to use the Csound library.
 
-if(APPLE)
-  find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib64.framework/Headers
-  "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework/Headers")
-elseif(WIN32)
-  find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
+# RKnight 2021-07-21 : quick copy paste hack to deal with 32 bit if not using double
+
+if(USE_DOUBLE)
+  # 64 bit
+  if(APPLE)
+    find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib64.framework/Headers
+    "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework/Headers")
+  elseif(WIN32)
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
             HINTS "c:\\Program Files\\Csound6_x64\\include")
-else()
-  find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
-endif()
+  else()
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
+  endif()
+
+  if(APPLE)
+    find_library(CSOUND_LIBRARY NAMES CsoundLib64 HINTS /Library/Frameworks/CsoundLib64.framework/
+    "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework")
+  elseif(WIN32)
+    find_library(CSOUND_LIBRARY NAMES csound64 HINTS "c:\\Program Files\\Csound6_x64\\lib")
+  else()
+    find_library(CSOUND_LIBRARY NAMES csound64 csound)
+  endif()
 
-if(APPLE)
-  find_library(CSOUND_LIBRARY NAMES CsoundLib64 HINTS /Library/Frameworks/CsoundLib64.framework/
-  "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework")
-elseif(WIN32)
-  find_library(CSOUND_LIBRARY NAMES csound64 HINTS "c:\\Program Files\\Csound6_x64\\lib")
 else()
-  find_library(CSOUND_LIBRARY NAMES csound64 csound)
+  # 32 bit
+  if(APPLE)
+    find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib.framework/Headers
+    "$ENV{HOME}/Library/Frameworks/CsoundLib.framework/Headers")
+  elseif(WIN32)
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
+            HINTS "c:\\Program Files (x86)\\Csound6\\include")
+  else()
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
+  endif()
+
+  if(APPLE)
+    find_library(CSOUND_LIBRARY NAMES CsoundLib HINTS /Library/Frameworks/CsoundLib.framework/
+    "$ENV{HOME}/Library/Frameworks/CsoundLib.framework")
+  elseif(WIN32)
+    find_library(CSOUND_LIBRARY NAMES csound HINTS "c:\\Program Files (x86)\\Csound6\\lib")
+  else()
+    find_library(CSOUND_LIBRARY NAMES csound csound)
+  endif()
+
 endif()
 
+
 include(FindPackageHandleStandardArgs)
 # handle the QUIETLY and REQUIRED arguments and set CSOUND_FOUND to TRUE
 # if all listed variables are TRUE
-- 
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