From 3c7141a77b6caa55375ad77239d8716c5f371f5d Mon Sep 17 00:00:00 2001
From: Yegor Yefremov <yegorslists@googlemail.com>
Date: Thu, 12 Oct 2023 09:11:12 +0200
Subject: [PATCH] CMake: fix multiarch support

Let CMake determine the exact library destination path.

Patch taken from the Debian package:
https://sources.debian.org/src/libftdi1/1.5-6/debian/patches/01-cmake-multiarch.diff/
---
 CMakeLists.txt        |    6 +++---
 ftdipp/CMakeLists.txt |    6 +++---
 src/CMakeLists.txt    |    6 +++---
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6284c8d..985e658 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -170,7 +170,7 @@ set(exec_prefix ${CMAKE_INSTALL_PREFIX}/bin)
 set(includedir  ${CMAKE_INSTALL_PREFIX}/include/${PROJECT_NAME})
 
 if(${UNIX})
-  set(libdir      ${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX})
+  set(libdir      ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
 endif(${UNIX})
 if(${WIN32})
   set(libdir      ${CMAKE_INSTALL_PREFIX}/bin)
@@ -179,7 +179,7 @@ endif(${WIN32})
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libftdi1.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libftdi1.pc @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libftdipp1.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libftdipp1.pc @ONLY)
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libftdi1.pc ${CMAKE_CURRENT_BINARY_DIR}/libftdipp1.pc
-        DESTINATION lib${LIB_SUFFIX}/pkgconfig)
+        DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
 
 if (UNIX OR MINGW)
   configure_file ( libftdi1-config.in ${CMAKE_CURRENT_BINARY_DIR}/libftdi1-config @ONLY )
@@ -189,7 +189,7 @@ endif ()
 
 # config script install path
 if ( NOT DEFINED LIBFTDI_CMAKE_CONFIG_DIR )
-  set ( LIBFTDI_CMAKE_CONFIG_DIR lib${LIB_SUFFIX}/cmake/libftdi1 )
+  set ( LIBFTDI_CMAKE_CONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/libftdi1 )
 endif ()
 
 set ( LIBFTDI_INCLUDE_DIR ${includedir} )
diff --git a/ftdipp/CMakeLists.txt b/ftdipp/CMakeLists.txt
index 5e23a07..360a831 100644
--- a/ftdipp/CMakeLists.txt
+++ b/ftdipp/CMakeLists.txt
@@ -24,8 +24,8 @@ target_link_libraries(ftdipp1 ftdi1 ${LIBUSB_LIBRARIES} ${BOOST_LIBRARIES})
 
 install ( TARGETS ftdipp1
           RUNTIME DESTINATION bin
-          LIBRARY DESTINATION lib${LIB_SUFFIX}
-          ARCHIVE DESTINATION lib${LIB_SUFFIX}
+          LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+          ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
 )
 
 # Static library
@@ -35,7 +35,7 @@ if ( STATICLIBS )
   set_target_properties(ftdipp1-static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
 
   install ( TARGETS ftdipp1-static
-            ARCHIVE DESTINATION lib${LIB_SUFFIX}
+            ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
             COMPONENT staticlibs
   )
 endif ()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index cf630ba..e145af1 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -34,8 +34,8 @@ target_link_libraries(ftdi1 ${LIBUSB_LIBRARIES})
 
 install ( TARGETS ftdi1
           RUNTIME DESTINATION bin
-          LIBRARY DESTINATION lib${LIB_SUFFIX}
-          ARCHIVE DESTINATION lib${LIB_SUFFIX}
+          LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+          ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
 )
 
 if ( STATICLIBS )
@@ -44,7 +44,7 @@ if ( STATICLIBS )
   set_target_properties(ftdi1-static PROPERTIES OUTPUT_NAME "ftdi1")
   set_target_properties(ftdi1-static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
   install ( TARGETS ftdi1-static
-            ARCHIVE DESTINATION lib${LIB_SUFFIX}
+            ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
             COMPONENT staticlibs
   )
 endif ()
-- 
1.7.1