lil@guix ~/src/ring/pyxel$ guix environment --pure sdl2 sdl2-image pkg-config gcc
guix environment: package 'gcc' has been superseded by 'gcc-toolchain'
bash: gpgconf: command not found
lil@guix ~/src/ring/pyxel [env]$ make -C pyxel/core clean all
make: Entering directory '/home/lil/src/ring/pyxel/pyxel/core'
rm -rf src/pyxelcore.o src/pyxelcore/sound.o src/pyxelcore/window.o src/pyxelcore/music.o src/pyxelcore/graphics.o src/pyxelcore/tilemap.o src/pyxelcore/gif_writer.o src/pyxelcore/audio.o src/pyxelcore/resource.o src/pyxelcore/channel.o src/pyxelcore/constants.o src/pyxelcore/system.o src/pyxelcore/image.o src/pyxelcore/input.o src/pyxelcore/recorder.o bin/linux/libpyxelcore.so
g++ -c src/pyxelcore.cc -o src/pyxelcore.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/sound.cc -o src/pyxelcore/sound.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/window.cc -o src/pyxelcore/window.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/music.cc -o src/pyxelcore/music.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/graphics.cc -o src/pyxelcore/graphics.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/tilemap.cc -o src/pyxelcore/tilemap.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/gif_writer.cc -o src/pyxelcore/gif_writer.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/audio.cc -o src/pyxelcore/audio.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/resource.cc -o src/pyxelcore/resource.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/channel.cc -o src/pyxelcore/channel.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/constants.cc -o src/pyxelcore/constants.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/system.cc -o src/pyxelcore/system.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/image.cc -o src/pyxelcore/image.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/input.cc -o src/pyxelcore/input.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
g++ -c src/pyxelcore/recorder.cc -o src/pyxelcore/recorder.o -I/gnu/store/rq2yb7hahsr7npipgx9lzxl6g81qxgbg-sdl2-image-2.0.5/include/SDL2 -Iinclude `sdl2-config --cflags` -std=gnu++17 -fPIC -O3
mkdir -p bin/linux
g++ -o bin/linux/libpyxelcore.so src/pyxelcore.o src/pyxelcore/sound.o src/pyxelcore/window.o src/pyxelcore/music.o src/pyxelcore/graphics.o src/pyxelcore/tilemap.o src/pyxelcore/gif_writer.o src/pyxelcore/audio.o src/pyxelcore/resource.o src/pyxelcore/channel.o src/pyxelcore/constants.o src/pyxelcore/system.o src/pyxelcore/image.o src/pyxelcore/input.o src/pyxelcore/recorder.o `sdl2-config --libs` -lSDL2_image -static-libgcc -static-libstdc++ -shared
ld: cannot find -lSDL2_image
collect2: error: ld returned 1 exit status
make: *** [Makefile:84: bin/linux/libpyxelcore.so] Error 1
make: Leaving directory '/home/lil/src/ring/pyxel/pyxel/core'
lil@guix ~/src/ring/pyxel [env]$ exit
lil@guix ~/src/ring/pyxel$ guix environment --pure sdl2 sdl2-image pkg-config gcc
guix environment: package 'gcc' has been superseded by 'gcc-toolchain'
bash: gpgconf: command not found
lil@guix ~/src/ring/pyxel [env]$ pkg-config --libs SDL2_image
Package SDL2_image was not found in the pkg-config search path.
Perhaps you should add the directory containing `SDL2_image.pc'
to the PKG_CONFIG_PATH environment variable
No package 'SDL2_image' found
lil@guix ~/src/ring/pyxel [env]$