Update project name and version in CMake (#496)

- Change project name from "ISCE" to "isce3"
- Change project version from "3.0" to "0.1.0"
- Change names of the C++ and CUDA libraries from "libisce" and
  "libiscecuda" to "libisce3" and "libisce3-cuda"
- Add name and soname links to each library

CMakeLists.txt

@@ -13,8 +13,10 @@ if (POLICY CMP0076)
   cmake_policy(SET CMP0076 NEW)
 endif()
 
-project(ISCE VERSION 3.0
-        LANGUAGES CXX)
+project(isce3
+    VERSION   0.1.0
+    LANGUAGES CXX
+    )
 
 find_program(CCACHE ccache)
 if(CCACHE)
@@ -30,7 +32,10 @@ set(ISCE_CUDA_ARCHS "Auto" CACHE STRING
     - \"\" (empty) to use default compilation options")
 
 # add local .cmake directory to CMAKE_MODULE_PATH
-list(APPEND CMAKE_MODULE_PATH ${ISCE_SOURCE_DIR}/.cmake)
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/.cmake)
+
+# Set the name for the isce3 C++ library.
+set(LISCE ${PROJECT_NAME})
 
 # import some helper functions
 include(IsceCudaHelper)
@@ -59,10 +64,10 @@ if (WITH_CUDA)
 
     # specify target CUDA device architecture(s)
     set_cuda_arch_flags("${ISCE_CUDA_ARCHS}")
-endif()
 
-# Set the name for the ISCE C++ library
-set(LISCE isce.${ISCE_VERSION_MAJOR}.${ISCE_VERSION_MINOR})
+    # Set the name for the isce3 CUDA library.
+    set(LISCECUDA ${PROJECT_NAME}-cuda)
+endif()
 
 set(CMAKE_CONFIGURATION_TYPES "Debug;Release;RelWithDebInfo;Coverage" CACHE STRING "" FORCE)
 if(NOT CMAKE_BUILD_TYPE)

cxx/isce3/CMakeLists.txt

@@ -50,6 +50,13 @@ foreach(HEADER ${HEADERS})
             COMPONENT   isce_libs)
 endforeach()
 
+# Specify API version and build version (used to generate name and soname
+# symlinks on Unix systems).
+set_target_properties(${LISCE} PROPERTIES
+    SOVERSION   ${PROJECT_VERSION_MAJOR}
+    VERSION     ${PROJECT_VERSION}
+    )
+
 # Install shared library
 install(TARGETS ${LISCE}
         EXPORT isce3-targets

cxx/isce3/cuda/CMakeLists.txt

@@ -1,6 +1,3 @@
-# Get name of ISCE CUDA library
-include(IsceCuda)
-
 include(Sources.cmake)
 include(Headers.cmake)
 
@@ -28,6 +25,13 @@ target_link_libraries(${LISCECUDA} PUBLIC
                       ${CUDAFFT_LIBRARY}
                       )
 
+# Specify API version and build version (used to generate name and soname
+# symlinks on Unix systems).
+set_target_properties(${LISCECUDA} PROPERTIES
+    SOVERSION   ${PROJECT_VERSION_MAJOR}
+    VERSION     ${PROJECT_VERSION}
+    )
+
 # Install public headers
 foreach(HEADER ${HEADERS})
     get_filename_component(DIR ${HEADER} DIRECTORY)

python/extensions/cython/isce/cuda/CMakeLists.txt

@@ -17,7 +17,6 @@ target_include_directories(
         ${CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES}
 )
 
-include(IsceCuda)
 target_link_libraries(iscecudaextension PUBLIC ${LISCECUDA} ${LISCE} m)
 
 install(

python/extensions/pybind_isce3/CMakeLists.txt

@@ -22,7 +22,6 @@ target_include_directories(${ISCEEXTENSION} PUBLIC ${CMAKE_CURRENT_LIST_DIR}/..)
 target_link_libraries(${ISCEEXTENSION} PUBLIC ${LISCE})
 
 if(WITH_CUDA)
-    include(IsceCuda)
     target_link_libraries(${ISCEEXTENSION} PUBLIC ${LISCECUDA})
 endif()
 

tests/cxx/CMakeLists.txt

@@ -12,7 +12,6 @@ if(WITH_CUDA)
     list(TRANSFORM CUDA_TESTFILES PREPEND isce3/cuda/)
 
     # Get name of ISCE CUDA library
-    include(IsceCuda)
     list(APPEND LIBS ${LISCECUDA})
     list(APPEND TESTFILES ${CUDA_TESTFILES})
 endif()