tree.txt

xspice-1-0                --  The XSPICE root directory (under /usr/local)
    bin                   --  Binaries - include in $(PATH) of shells
        cmpp              --  Code model preprocessor executable
        mkmoddir          --  Mkmoddir shell script
        mksimdir          --  Mksimdir shell script
        mkudndir          --  Mkudndir shell script
        xspice            --  'Standalone' simulator (includes nutmeg)
    lib                   --  The 'released' library
        sim               --  Subdirectory for simulator
            source        --  Where SPIinit.c is kept for making new XSPICE simulators
            object        --  Where core.o is kept for linking with code models
            helpdir       --  Unmodified Berkeley files
            news          --  Unmodified Berkeley files
            scripts       --  Unmodified Berkeley files
            mfbcap        --  Unmodified Berkeley files
            examples      --  Example input circuits (SPICE3 and XSPICE)
        cmt               --  Code model toolset
            cmpp          --  (empty)
            mkmoddir      --  Templates for mkmoddir
            mksimdir      --  Templates for mksimdir
            mkudndir      --  Templates for mkudndir
        cml               --  Code model library
            gain          --  Gain block model
            limit         --  Limiter model
            ilimit        --  Current limiter model
            climit        --  Controlled limiter model
            ...           --  Other models
        udnl              --  User-Defined Node library
            real          --  Real-valued event-driven data
            int           --  Integer-valued event-driven data
    include               --  The 'release' directory for shared/runtime .h's
        sim               --  .h files used to compile code models
        cmt               --  (empty)
        cml               --  (empty)
    src                   --  Source code (including .h source)
        sim               --  Simulator source
            include       --  SPICE include directory
            FTE           --  SPICE front-end directory
            INP           --  SPICE input subdirectory
            CKT           --  SPICE circuit subdirectory
            ...           --  Other SPICE3 and XSPICE subdirectories
        cmt               --  Code model toolset source
            cmpp          --  Source for code model preprocessor
            mkmoddir      --  Source for mkmoddir script
            mksimdir      --  Source for mksimdir script
            mkudndir      --  Source for mkudndir script
        cml               --  Code model library 
            gain          --  Gain block model
            limit         --  Limiter model
            ilimit        --  Current limiter model
            climit        --  Controlled limiter model
            ...           --  Other models
        udnl              --  User-Defined Node library
            real          --  Real-valued event-driven data
            int           --  Integer-valued event-driven data
    doc                   --  Documentation
        sum               --  XSPICE User Manual in Postscript format