Have OSX build staticly link everything but Codec2 and LPCNet. This is needed to guarantee minimum OSX version of 10.9 and usage of libc++ by wxWidgets.

build_osx_macports.sh

@@ -7,6 +7,15 @@
 export FREEDVGUIDIR=${PWD}
 export CODEC2DIR=$FREEDVGUIDIR/codec2
 export LPCNETDIR=$FREEDVGUIDIR/LPCNet
+export HAMLIBDIR=$FREEDVGUIDIR/hamlib
+
+# Prerequisite: build hamlib
+git clone git://git.code.sf.net/p/hamlib/code hamlib-code
+cd hamlib-code && git checkout master && git pull
+./bootstrap
+CFLAGS="-g -O2 -mmacosx-version-min=10.9" CXXFLAGS="-g -O2 -mmacosx-version-min=10.9" ./configure --disable-shared --prefix $HAMLIBDIR
+make
+make install
 
 # First build and install vanilla codec2 as we need -lcodec2 to build LPCNet
 cd $FREEDVGUIDIR
@@ -36,6 +45,10 @@ export LD_LIBRARY_PATH=$LPCNETDIR/build_osx/src
 # Finally, build freedv-gui
 cd $FREEDVGUIDIR && git pull
 mkdir  -p build_osx && cd build_osx && rm -Rf *
-cmake -DCMAKE_BUILD_TYPE=Debug -DWXCONFIG=/opt/local/Library/Frameworks/wxWidgets.framework/Versions/wxWidgets/3.0/lib/wx/config/osx_cocoa-unicode-3.0 -DHAMLIB_INCLUDE_DIR=/opt/local/include -DHAMLIB_LIBRARY=/opt/local/lib/libhamlib.dylib -DCODEC2_BUILD_DIR=$CODEC2DIR/build_osx -DLPCNET_BUILD_DIR=$LPCNETDIR/build_osx ..
+cmake -DCMAKE_BUILD_TYPE=Debug  -DBOOTSTRAP_WXWIDGETS=1 -DUSE_STATIC_DEPS=1 -DUSE_STATIC_SPEEXDSP=1 -DHAMLIB_INCLUDE_DIR=${HAMLIBDIR}/include -DHAMLIB_LIBRARY=${HAMLIBDIR}/lib/libhamlib.a -DCODEC2_BUILD_DIR=$CODEC2DIR/build_osx -DLPCNET_BUILD_DIR=$LPCNETDIR/build_osx ..
+make VERBOSE=1
+
+# Rebuild now that wxWidgets is bootstrapped
+cmake -DCMAKE_BUILD_TYPE=Debug  -DBOOTSTRAP_WXWIDGETS=1 -DUSE_STATIC_DEPS=1 -DUSE_STATIC_SPEEXDSP=1 -DHAMLIB_INCLUDE_DIR=${HAMLIBDIR}/include -DHAMLIB_LIBRARY=${HAMLIBDIR}/lib/libhamlib.a -DCODEC2_BUILD_DIR=$CODEC2DIR/build_osx -DLPCNET_BUILD_DIR=$LPCNETDIR/build_osx ..
 make VERBOSE=1
 

cmake/BuildPortaudio.cmake

@@ -3,7 +3,7 @@ set(PORTAUDIO_TARBALL "pa_stable_v190600_20161030")
 # required linking libraries on linux. Not sure about windows.
 find_library(ALSA_LIBRARIES asound)
 
-if(UNIX AND NOT ALSA_LIBRARIES)
+if(UNIX AND NOT APPLE AND NOT ALSA_LIBRARIES)
     message(ERROR "Could not find alsa library which is required for portaudio.
 On Linux systems try installing:
     alsa-lib-devel  (RPM based systems)
@@ -15,6 +15,8 @@ endif()
 if(MINGW AND CMAKE_CROSSCOMPILING)
     include(cmake/MinGW.cmake)
     set(CONFIGURE_COMMAND ./configure --host=${HOST} --target=${HOST} --disable-cxx --disable-shared --with-winapi=wmme,directx --prefix=${CMAKE_BINARY_DIR}/external/dist)
+elseif(APPLE)
+    set(CONFIGURE_COMMAND ./configure --disable-mac-universal --enable-cxx --enable-option-checking --without-alsa --without-jack --without-oss --without-asihpi --without-winapi --disable-shared --prefix=${CMAKE_BINARY_DIR}/external/dist CFLAGS=-g\ -O2\ -mmacosx-version-min=10.9 LDFLAGS=-framework\ CoreServices\ -framework\ AudioUnit\ -framework\ CoreFoundation\ -framework\ AudioToolbox\ -framework\ CoreAudio)
 else()
     set(CONFIGURE_COMMAND ./configure --enable-cxx --without-jack --disable-shared --prefix=${CMAKE_BINARY_DIR}/external/dist)
 endif()
@@ -35,7 +37,8 @@ if(WIN32)
     find_library(DSOUND dsound)
     list(APPEND PORTAUDIO_LIBRARIES ${WINMM} ${DSOUND}
 )
-else(WIN32)
+elseif(NOT APPLE)
+#else(WIN32)
     find_library(RT rt)
     find_library(ASOUND asound)
     set(PORTAUDIO_LIBRARIES ${RT} ${ASOUND}
@@ -45,6 +48,14 @@ include_directories(${CMAKE_BINARY_DIR}/external/dist/include)
 
 # Add the portaudio library to the list of libraries that must be linked.
 list(APPEND FREEDV_LINK_LIBS ${PORTAUDIO_LIBRARIES})
+if (APPLE)
+    list(APPEND FREEDV_LINK_LIBS 
+        "-framework CoreServices"
+        "-framework AudioUnit"
+        "-framework CoreFoundation"
+        "-framework AudioToolbox"
+        "-framework CoreAudio")
+endif()
 
 # Setup a dependency so that this gets built before linking to freedv.
 list(APPEND FREEDV_STATIC_DEPS portaudio)

cmake/BuildSamplerate.cmake

@@ -1,7 +1,10 @@
-set(SAMPLERATE_TARBALL "libsamplerate-0.1.8")
+set(SAMPLERATE_TARBALL "libsamplerate-0.1.9")
 
+set(PATCH_COMMAND patch -p0 < ${CMAKE_BINARY_DIR}/../patch-samplerate.diff)
 if(MINGW AND CMAKE_CROSSCOMPILING)
     set(CONFIGURE_COMMAND ./configure --host=${HOST} --target=${HOST} --prefix=${CMAKE_BINARY_DIR}/external/dist --disable-sndfile --disable-fftw)
+elseif(APPLE)
+    set(CONFIGURE_COMMAND ./configure --prefix=${CMAKE_BINARY_DIR}/external/dist CFLAGS=-g\ -O2\ -mmacosx-version-min=10.9)
 else()
     set(CONFIGURE_COMMAND ./configure --prefix=${CMAKE_BINARY_DIR}/external/dist)
 endif()
@@ -11,6 +14,7 @@ ExternalProject_Add(samplerate
     URL http://www.mega-nerd.com/SRC/${SAMPLERATE_TARBALL}.tar.gz 
     BUILD_IN_SOURCE 1
     INSTALL_DIR external/dist
+    PATCH_COMMAND ${PATCH_COMMAND}
     CONFIGURE_COMMAND ${CONFIGURE_COMMAND}
     BUILD_COMMAND $(MAKE)
     INSTALL_COMMAND $(MAKE) install

cmake/BuildSndfile.cmake

@@ -1,7 +1,9 @@
-set(SNDFILE_TARBALL "libsndfile-1.0.25")
+set(SNDFILE_TARBALL "libsndfile-1.0.28")
 
 if(MINGW AND CMAKE_CROSSCOMPILING)
     set(CONFIGURE_COMMAND ./configure --host=${HOST} --prefix=${CMAKE_BINARY_DIR}/external/dist --disable-external-libs --disable-shared --disable-sqlite)
+elseif(APPLE)
+    set(CONFIGURE_COMMAND ./configure --prefix=${CMAKE_BINARY_DIR}/external/dist --disable-external-libs --disable-shared --disable-external-libs CFLAGS=-g\ -O2\ -mmacosx-version-min=10.9)
 else()
     set(CONFIGURE_COMMAND ./configure --prefix=${CMAKE_BINARY_DIR}/external/dist --disable-external-libs --disable-shared --disable-external-libs)
 endif()

cmake/BuildWxWidgets.cmake

@@ -10,7 +10,7 @@ endif()
 if(MINGW AND CMAKE_CROSSCOMPILING)
     set(CONFIGURE_COMMAND ./configure --build=${HOST} --host=${HOST} --target=${HOST} --disable-shared --prefix=${CMAKE_BINARY_DIR}/external/dist)
 elseif(APPLE)
-    set(CONFIGURE_COMMAND ./configure --disable-shared --with-macosx-version-min=10.9 --prefix=${CMAKE_BINARY_DIR}/external/dist)
+    set(CONFIGURE_COMMAND ./configure --disable-shared --with-macosx-version-min=10.9 --prefix=${CMAKE_BINARY_DIR}/external/dist CXXFLAGS=-stdlib=libc++\ -std=c++11\ -DWX_PRECOMP\ -O2\ -fno-strict-aliasing\ -fno-common)
 else()
 #    set(CONFIGURE_COMMAND "true")
 #    set(MAKE_COMMAND $(MAKE) -C build/msw -f makefile.gcc SHARED=0 UNICODE=1 BUILD=release PREFIX=${CMAKE_BINARY_DIR}/external/dist)

patch-samplerate.diff

@@ -0,0 +1,11 @@
+--- examples/Makefile.in.orig	2011-08-15 22:12:30.000000000 +1000
++++ examples/Makefile.in	2012-03-25 15:31:07.000000000 +1100
+@@ -56,7 +56,7 @@
+ CONFIG_CLEAN_FILES =
+ CONFIG_CLEAN_VPATH_FILES =
+ am__installdirs = "$(DESTDIR)$(bindir)"
+-PROGRAMS = $(bin_PROGRAMS) $(noinst_PROGRAMS)
++PROGRAMS = $(bin_PROGRAMS)
+ am_sndfile_resample_OBJECTS = sndfile-resample.$(OBJEXT)
+ sndfile_resample_OBJECTS = $(am_sndfile_resample_OBJECTS)
+ am__DEPENDENCIES_1 =

src/CMakeLists.txt

@@ -86,7 +86,7 @@ if(APPLE)
         COMMAND cp ARGS ${CMAKE_CURRENT_SOURCE_DIR}/freedv.icns FreeDV.app/Contents/Resources
         COMMAND echo ARGS -n "APPL????" > FreeDV.app/Contents/PkgInfo
         COMMAND cp ARGS freedv FreeDV.app/Contents/MacOS/FreeDV
-        COMMAND dylibbundler ARGS -od -b -x FreeDV.app/Contents/MacOS/FreeDV -d FreeDV.app/Contents/libs -p @executable_path/../libs/
+        COMMAND DYLD_LIBRARY_PATH=${CODEC2_BUILD_DIR}/src:${LPCNET_BUILD_DIR}/src:${DYLD_LIBRARY_PATH} dylibbundler ARGS -od -b -x FreeDV.app/Contents/MacOS/FreeDV -d FreeDV.app/Contents/libs -p @executable_path/../libs/
         COMMAND mkdir dist_tmp
         COMMAND cp -r FreeDV.app dist_tmp
         COMMAND hdiutil create -srcfolder dist_tmp/ -volname FreeDV -format UDZO ./FreeDV.dmg