satacker@pop-os:~/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/build$ ninja
[1/2] Building CXX object CMakeFiles/assignment0.dir/code/assignment0.cpp.o
FAILED: CMakeFiles/assignment0.dir/code/assignment0.cpp.o
/usr/bin/c++ -DCATCH_CONFIG_MAIN  -std=gnu++20 -MD -MT CMakeFiles/assignment0.dir/code/assignment0.cpp.o -MF CMakeFiles/assignment0.dir/code/assignment0.cpp.o.d -o CMakeFiles/assignment0.dir/code/assignment0.cpp.o -c /home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/assignment0.cpp
In file included from /home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/assignment0.cpp:4:
/home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/catch.hpp:10736:34: error: constexpr variable 'sigStackSize' must be initialized by a constant expression
    static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;
                                 ^              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/catch.hpp:10736:58: note: non-constexpr function 'sysconf' cannot be used in a constant expression
    static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;
                                                         ^
/usr/include/x86_64-linux-gnu/bits/sigstksz.h:32:22: note: expanded from macro 'MINSIGSTKSZ'
# define MINSIGSTKSZ SIGSTKSZ
                     ^
/usr/include/x86_64-linux-gnu/bits/sigstksz.h:28:19: note: expanded from macro 'SIGSTKSZ'
# define SIGSTKSZ sysconf (_SC_SIGSTKSZ)
                  ^
/usr/include/unistd.h:640:17: note: declared here
extern long int sysconf (int __name) __THROW;
                ^
In file included from /home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/assignment0.cpp:4:
/home/satacker/studyspace/csc3380/csc3380-fall-2023-assignment0-SAtacker/code/catch.hpp:10795:33: error: variable length array declaration not allowed at file scope
    char FatalConditionHandler::altStackMem[sigStackSize] = {};
                                ^           ~~~~~~~~~~~~
2 errors generated.
ninja: build stopped: subcommand failed.