scons example with versioned shared library installing into other dir and variant_dir

a a.c

int abc() {
  return 1;
}

a SConscript

Import('env')

# this will expand into xyz/libmylib
env.SharedLibrary("#xyz/mylib",['a.c'],)

SConstruct

env=Environment()

SConscript('a/SConscript',variant_dir='build',exports='env')