How to install the latest Gauche Scheme on an old Ubuntu:
bash$ git clone https://github.com/shirok/get-gauche.git
bash$ shasum -a 256 get-gauche/get-gauche.sh 20d0c995de9e299c1f80acf19b607fc371624240b9d53fe0b0e282a29a705b66 get-gauche/get-gauche.sh
bash$ get-gauche/get-gauche.sh --system Gauche is not found on the system. Install Gauche 0.9.8 under /usr? [y/N]: y Start installing Gauche 0.9.8... ⋮ build took about five minutes on MacOSX 10.11 Intel 2.2 GHz Core i7 VirtualBox Ubuntu 16.04.6 LTS ⋮
bash$ hash -r
bash$ gosh gosh> (+ 3 4) 7
Peace —Devon
P.S. I like how it generates standard gates…
bash$ cd StdCellLib/Catalog
bash$ make catalog _ __ ___ _ __ ___ ___ _ __ _ __ | '_ \ / _ | '_ \ / __/ _ | '__| '_ \ | |_) | (_) | |_) | (_| (_) | | | | | | | .__/ ___/| .__/ ______/|_| |_| |_| |_| run: |_| Sat, 16 Nov 2019 07:56:46 +0000 ../Tools/popcorn/popcorn -l 2 -b 4 -D "2-input Not-OR (or NOR) gate" -m nor -c NOR2 INV > NOR2 ../Tools/popcorn/popcorn -l 2 -b 4 -D "2-1-input AND-OR-Invert gate" -m aoi -c AOI21 NOR2 > AOI21 ../Tools/popcorn/popcorn -l 2 -b 4 -D "2-2-input AND-AND-OR-Invert gate" -m nand -c AAOI22 AOI21 > AAOI22 ../Tools/popcorn/popcorn -l 4 -b 4 -D "2-input Not-AND (or NAND) gate" -m nand -c NAND2 INV > NAND2 ⋮