Fix builds for ARPACK-NG on Mac

Author: saudet

.github/actions/deploy-macosx/action.yml

@@ -116,6 +116,7 @@ runs:
 
         git --version
         clang --version
+        /opt/homebrew/bin/gcc-* --version || true
         /usr/local/bin/gcc-* --version || true
         cmake --version
         gradle --version

arpack-ng/cppbuild.sh

@@ -85,9 +85,9 @@ case $PLATFORM in
         ;;
     macosx-arm64)
         sed -i="" 's/install_name \\$rpath/install_name @rpath/g' configure m4/libtool.m4
-        export CC="$(compgen -cX '!gcc*')"
-        export CXX="$(compgen -cX '!g++*')"
-        export FC="$(compgen -cX '!gfortran*') -Wl,-rpath,@loader_path/ -Wl,-rpath,$(ls -1d /opt/homebrew/opt/gcc*/lib/gcc/*/ | head -n 1)"
+        export CC="$(ls -1 /opt/homebrew/bin/gcc-* | head -n 1)"
+        export CXX="$(ls -1 /opt/homebrew/bin/g++-* | head -n 1)"
+        export FC="$(ls -1 /opt/homebrew/bin/gfortran-* | head -n 1) -Wl,-rpath,@loader_path/ -Wl,-rpath,$(ls -1d /opt/homebrew/opt/gcc*/lib/gcc/*/ | head -n 1)"
         export F77="$FC"
         export FLIBS="-lgfortran"
         ./configure --prefix=$INSTALL_PATH --enable-icb --with-blas=openblas --with-lapack=openblas