Put the Gish data files in this folder.
You can buy the game on these links:
cd assets_full/
ls -alhF
total 2.6M
drwxr-xr-x 18 exl users 4.0K May 23 15:49 ./
drwxr-xr-x 11 exl users 4.0K May 23 15:45 ../
drwxr-xr-x 2 exl users 20K May 23 14:35 animation/
drwxr-xr-x 2 exl users 4.0K May 23 14:35 data/
-rw-r--r-- 1 exl users 15K May 23 14:35 gamecontrollerdb.txt
drwxr-xr-x 3 exl users 4.0K May 23 14:35 Gish.app/
-rw-r--r-- 1 exl users 800K May 23 14:35 gish.exe
drwxr-xr-x 2 exl users 4.0K May 23 14:35 level/
drwxr-xr-x 2 exl users 4.0K May 23 14:35 music/
-rw-r--r-- 1 exl users 112K May 23 14:35 OpenAL32.dll
drwxr-xr-x 2 exl users 4.0K May 23 14:35 player/
-rw-r--r-- 1 exl users 1.6K May 23 15:49 ReadMe-GishData.md
drwxr-xr-x 2 exl users 4.0K May 23 14:35 replay/
-rw-r--r-- 1 exl users 982K May 23 14:35 SDL2.dll
drwxr-xr-x 2 exl users 4.0K May 23 14:35 sound/
-rw-r--r-- 1 exl users 184K May 23 14:35 steam_api.dll
-rw-r--r-- 1 exl users 4 May 23 14:35 steam_appid.txt
drwxr-xr-x 2 exl users 12K May 23 14:35 texture/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile01/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile02/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile03/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile04/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile05/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile06/
drwxr-xr-x 3 exl users 4.0K May 23 14:35 tile07/
-rw-r--r-- 1 exl users 400K May 23 14:35 wrap_oal.dll
Tested with data files from Gish 1.6 (non-steam, MS Windows), Gish 1.53 (non-steam, Linux) and Gish 1.7 (steam version).
Use CMake to build Gish:
mkdir build; cd build
cmake -DCMAKE_BUILD_TYPE=Release -DGLES=Off ../gish/src/main/cpp/
make
Required dependencies: SDL2, OpenAL, OpenGL, PNG and Ogg Vorbis libraries.