gawk-find-cmake

BEGIN {
  FS = "=";
  resstr1 = "";
  resstr2 = "";
}
toupper($0) ~ /CMAKE_INSTALL_PREFIX/ { resstr1 = substr($2, 1, length($2)); }
toupper($0) ~ /CMAKE_MODULES_INSTALL_DIR/ { resstr2 = substr($2, 1, length($2)); }
END {
  print resstr1 "/" resstr2;
}