add aarch64 static cbc library for arm64 architecture

mip/cbc.py

@@ -71,12 +71,15 @@
     else:
         if "linux" in platform.lower():
             if os_is_64_bit:
-                pathlibe = pathlib
-                libfile = os.path.join(pathlib, "cbc-c-linux-x86-64.so")
-                if not exists(libfile):
+                if platform_machine().lower().startswith("aarch64"):
+                    libfile = os.path.join(pathlib, "cbc-c-linux-aarch64.so")
+                else:
                     pathlibe = pathlib
                     libfile = os.path.join(pathlib, "cbc-c-linux-x86-64.so")
-                pathlib = pathlibe
+                    if not exists(libfile):
+                        pathlibe = pathlib
+                        libfile = os.path.join(pathlib, "cbc-c-linux-x86-64.so")
+                    pathlib = pathlibe
             else:
                 raise NotImplementedError("Linux 32 bits platform not supported.")
         elif platform.lower().startswith("win"):

scripts/buildCBCLinuxARM.sh

@@ -0,0 +1,75 @@
+export CFLAGS="-Ofast -fPIC -flto -DNDEBUG -fprefetch-loop-arrays -I/opt/gcc/include/"
+export FFLAGS="-Ofast -fPIC -flto -DNDEBUG -I/opt/gcc/include/"
+export CXXFLAGS="-Ofast -fPIC -flto -fprefetch-loop-arrays -DNDEBUG -I/opt/gcc/include/"
+export LDFLAGS="-Ofast -fPIC -L/opt/gcc/lib -flto -static-libgcc -static-libstdc++ -static-libgfortran"
+
+dir=`pwd`
+mkdir -p ~/prog
+cd ~/prog
+IDIR=`pwd`
+export PKG_CONFIG_PATH=${IDIR}/lib/pkgconfig/:${PKG_CONFIG_PATH}
+
+#cd $dir/ThirdParty-Metis
+#./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+#make -j 6
+#make -j 6 install
+
+cd $dir/ThirdParty-Blas
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $dir/ThirdParty-Lapack
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+#cd $dir/ThirdParty-Mumps
+#./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+#make -j 6
+#make -j 6 install
+
+cd $dir/ThirdParty-Glpk
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $dir/CoinUtils
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $dir/Osi
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $dir/Clp
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $dir/Cgl
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+
+cd $dir/Cbc
+./configure --prefix=$IDIR --enable-cbc-parallel --enable-static --disable-shared --enable-gnu-packages
+make -j 6
+make -j 6 install
+
+cd $IDIR
+
+patch -p1 < $dir/../scripts/coinutils-glpk.patch
+
+cd $dir
+
+g++ -shared -Ofast -fPIC -o ../mip/libraries/cbc-c-linux-aarch64.so \
+-I${IDIR}/include/coin-or/ \
+ -DCBC_THREAD \
+ ./Cbc/src/Cbc_C_Interface.cpp \
+ -L/opt/gcc/lib64/ -L${IDIR}/lib/ \
+ -lCbc -lpthread -lrt -lCgl -lOsiClp -lClp -lOsi -lCoinUtils -lreadline -lz -lbz2 \
+ -lcoinlapack -lcoinblas -lgfortran -lm -static-libgcc -static-libstdc++ -static-libgfortran -lcoinglpk

scripts/coinutils-glpk.patch

@@ -0,0 +1,12 @@
+diff -Naur prog/include/coin-or/CoinMpsIO.hpp prog.new/include/coin-or/CoinMpsIO.hpp
+--- prog/include/coin-or/CoinMpsIO.hpp	2024-10-03 05:45:57.318155954 +0000
++++ prog.new/include/coin-or/CoinMpsIO.hpp	2024-10-03 07:20:13.388096889 +0000
+@@ -19,7 +19,7 @@
+ #include "CoinFileIO.hpp"
+
+ #ifdef COINUTILS_HAS_GLPK
+-#include "glpk.h"
++#include "glpk/glpk.h"
+ #endif
+
+ class CoinModel;