[CppAD] Add CppAD port

ports/cppad/CONTROL

@@ -0,0 +1,4 @@
+Source: cppad
+Version: 20200000.3
+Homepage: https://github.com/coin-or/CppAD
+Description: CppAD: A Package for Differentiation of C++ Algorithms

ports/cppad/portfile.cmake

@@ -0,0 +1,55 @@
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO coin-or/CppAD
+    REF 20200000.3
+    SHA512 4e980665a21c76cf355d1c5597c65fbfba7ac3e15c43a88ccfe3ba0267b85b4e9aa7c6e8a0ed7a728f8cf2c6e1424625d5cbcdd295a6c0a08b47b4b121572d13
+    HEAD_REF master
+    PATCHES
+        windows-fix.patch
+)
+
+if(VCPKG_TARGET_IS_WINDOWS)
+  vcpkg_configure_cmake(
+      SOURCE_PATH ${SOURCE_PATH}
+      PREFER_NINJA
+      OPTIONS
+          -Dcppad_prefix=${CURRENT_PACKAGES_DIR}
+      OPTIONS_RELEASE
+          -Dcmake_install_libdirs=lib
+          -Dcppad_debug_which:STRING=debug_none
+      OPTIONS_DEBUG
+          -DCMAKE_DEBUG_POSTFIX=d
+          -Dcmake_install_libdirs=debug/lib
+    )
+else()
+  vcpkg_configure_cmake(
+      SOURCE_PATH ${SOURCE_PATH}
+      PREFER_NINJA
+      OPTIONS
+          -Dcppad_prefix=${CURRENT_PACKAGES_DIR}
+      OPTIONS_RELEASE
+          -Dcmake_install_libdirs=lib
+          -Dcppad_debug_which:STRING=debug_none
+      OPTIONS_DEBUG
+          -Dcmake_install_libdirs=debug/lib
+    )
+endif()
+
+vcpkg_install_cmake()
+
+# Install the pkgconfig file
+if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "release")
+    file(COPY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-rel/pkgconfig/cppad.pc DESTINATION ${CURRENT_PACKAGES_DIR}/lib/pkgconfig)
+endif()
+if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "debug")
+    if(VCPKG_TARGET_IS_WINDOWS)
+        vcpkg_replace_string(${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-dbg/pkgconfig/cppad.pc "-lcppad_lib" "-lcppad_libd")
+    endif()
+    file(COPY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-dbg/pkgconfig/cppad.pc DESTINATION ${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig)
+endif()
+
+vcpkg_fixup_pkgconfig()
+
+# Add the copyright
+file(INSTALL ${SOURCE_PATH}/COPYING DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)

ports/cppad/windows-fix.patch

@@ -0,0 +1,105 @@
+diff --git a/cppad_lib/cppad_colpack.cpp b/cppad_lib/cppad_colpack.cpp
+index dc3327053..739363292 100644
+--- a/cppad_lib/cppad_colpack.cpp
++++ b/cppad_lib/cppad_colpack.cpp
+@@ -17,7 +17,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
+
+ # if CPPAD_HAS_COLPACK == 0
+ namespace CppAD { namespace local {
+-    CPPAD_LIB_EXPORT void this_routine_should_never_get_called(void)
++    void this_routine_should_never_get_called(void)
+     {   CPPAD_ASSERT_UNKNOWN(false); }
+ } }
+ # else // CPPAD_HAS_COLPACK
+@@ -52,7 +52,7 @@ the entry with index (i, adolc_pattern[i][k]) is a non-zero
+ in the sparsity pattern for the matrix.
+ */
+ // ----------------------------------------------------------------------
+-CPPAD_LIB_EXPORT void cppad_colpack_general(
++void cppad_colpack_general(
+     CppAD::vector<size_t>&               color         ,
+     size_t                               m             ,
+     size_t                               n             ,
+@@ -164,7 +164,7 @@ For i = 0 , ... , m-1, and for k = 1, ... ,adolc_pattern[i][0],
+ the entry with index (i, adolc_pattern[i][k]) is
+ in the sparsity pattern for the symmetric matrix.
+ */
+-CPPAD_LIB_EXPORT void cppad_colpack_symmetric(
++void cppad_colpack_symmetric(
+     CppAD::vector<size_t>&               color         ,
+     size_t                               m             ,
+     const CppAD::vector<unsigned int*>&  adolc_pattern )
+diff --git a/cppad_lib/json_parser.cpp b/cppad_lib/json_parser.cpp
+index fac417d9f..ac0910cee 100644
+--- a/cppad_lib/json_parser.cpp
++++ b/cppad_lib/json_parser.cpp
+@@ -20,7 +20,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
+ // documentation for this routine is in the file below
+ # include <cppad/local/graph/json_parser.hpp>
+
+-CPPAD_LIB_EXPORT void CppAD::local::graph::json_parser(
++void CppAD::local::graph::json_parser(
+     const std::string& json      ,
+     cpp_graph&         graph_obj )
+ {   using std::string;
+diff --git a/cppad_lib/json_writer.cpp b/cppad_lib/json_writer.cpp
+index 250345c6e..add4b20a9 100644
+--- a/cppad_lib/json_writer.cpp
++++ b/cppad_lib/json_writer.cpp
+@@ -17,7 +17,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
+ // documentation for this routine is in the file below
+ # include <cppad/local/graph/json_writer.hpp>
+
+-CPPAD_LIB_EXPORT void CppAD::local::graph::json_writer(
++void CppAD::local::graph::json_writer(
+     std::string&                              json                   ,
+     const cpp_graph&                          graph_obj              )
+ {   using std::string;
+diff --git a/include/cppad/local/cppad_colpack.hpp b/include/cppad/local/cppad_colpack.hpp
+index ee96ab5fe..6dd022180 100644
+--- a/include/cppad/local/cppad_colpack.hpp
++++ b/include/cppad/local/cppad_colpack.hpp
+@@ -59,7 +59,7 @@ it is not the case that both
+ This routine tries to minimize, with respect to the choice of colors,
+ the number of colors.
+ */
+-extern void cppad_colpack_general(
++CPPAD_LIB_EXPORT void cppad_colpack_general(
+           CppAD::vector<size_t>&         color         ,
+     size_t                               m             ,
+     size_t                               n             ,
+@@ -91,7 +91,7 @@ The properties of this coloring have not yet been determined; see
+ Efficient Computation of Sparse Hessians Using Coloring
+ and Automatic Differentiation (pdf/ad/gebemedhin14.pdf)
+ */
+-extern void cppad_colpack_symmetric(
++CPPAD_LIB_EXPORT void cppad_colpack_symmetric(
+           CppAD::vector<size_t>&         color         ,
+     size_t                               n             ,
+     const CppAD::vector<unsigned int*>&  adolc_pattern
+diff --git a/include/cppad/local/graph/json_parser.hpp b/include/cppad/local/graph/json_parser.hpp
+index 17bcc7c7e..a28d2c045 100644
+--- a/include/cppad/local/graph/json_parser.hpp
++++ b/include/cppad/local/graph/json_parser.hpp
+@@ -42,7 +42,7 @@ Upon return it is a $cref cpp_ad_graph$$ representation of this function.
+ $head Prototype$$
+ $srccode%hpp% */
+ namespace CppAD { namespace local { namespace graph {
+-    void json_parser(
++    CPPAD_LIB_EXPORT void json_parser(
+         const std::string&  json      ,
+         cpp_graph&          graph_obj
+     );
+diff --git a/include/cppad/local/graph/json_writer.hpp b/include/cppad/local/graph/json_writer.hpp
+index 36a4cb39f..299c56cc0 100644
+--- a/include/cppad/local/graph/json_writer.hpp
++++ b/include/cppad/local/graph/json_writer.hpp
+@@ -41,7 +41,7 @@ This is a $code cpp_graph$$ object.
+ $head Prototype$$
+ $srccode%hpp% */
+ namespace CppAD { namespace local { namespace graph {
+-    void json_writer(
++    CPPAD_LIB_EXPORT void json_writer(
+         std::string&       json        ,
+         const cpp_graph&   graph_obj
+     );