[all] make location-independent binaries

README.md

@@ -89,20 +89,22 @@ each compiler, with standard "release mode" flags (see each language's
 
 ```
 $ ./utils/bench.py
-   rs / release: Emulated 13230 frames in 10.00s (1323fps)
-   rs / lto    : Emulated 13018 frames in 10.00s (1302fps)
-  cpp / release: Emulated 12752 frames in 10.00s (1275fps)
-  nim / speed  : Emulated  8163 frames in 10.00s (816fps)
-  nim / release: Emulated  8160 frames in 10.00s (815fps)
-  zig / release: Emulated  7472 frames in 10.00s (747fps)
-  nim / release: Emulated  6228 frames in 10.00s (622fps)
-   go / release: Emulated  4948 frames in 10.00s (495fps)
-  pxd / release: Emulated  3778 frames in 10.00s (378fps)
-   py / mypyc  : Emulated   833 frames in 10.01s (83fps)
-  php / opcache: Emulated   600 frames in 10.00s (60fps)
-  php / release: Emulated   251 frames in 10.01s (25fps)
-   py / release: Emulated    95 frames in 10.04s (9fps)
-  zig / safe   : Emulated    38 frames in 10.16s (4fps)
+   rs / lto    : Emulated 15763 frames in 10.00s (1576fps)
+   rs / release: Emulated 13183 frames in 10.00s (1318fps)
+  cpp / release: Emulated 12966 frames in 10.00s (1297fps)
+  zig / release: Emulated  8792 frames in 10.00s (879fps)
+  nim / speed  : Emulated  8127 frames in 10.00s (812fps)
+  nim / release: Emulated  6161 frames in 10.00s (616fps)
+  cpp / debug  : Emulated  5693 frames in 10.00s (569fps)
+   go / release: Emulated  5040 frames in 10.00s (504fps)
+  pxd / release: Emulated  3792 frames in 10.00s (379fps)
+  nim / debug  : Emulated  1968 frames in 10.00s (196fps)
+   rs / debug  : Emulated  1676 frames in 10.00s (168fps)
+   py / mypyc  : Emulated   887 frames in 10.01s (89fps)
+  php / opcache: Emulated   613 frames in 10.01s (61fps)
+  php / release: Emulated   255 frames in 10.01s (25fps)
+   py / release: Emulated   101 frames in 10.06s (10fps)
+  zig / safe   : Emulated    40 frames in 10.00s (4fps)
 ```
 
 Also if you spot some bit of code that is weirdly slow and making your favourite

cpp/build.sh

@@ -2,7 +2,7 @@
 set -eu
 
 cd $(dirname $0)
-BUILDDIR=build/$(uname)-$(uname -m)
+BUILDDIR=build/release/$(uname)-$(uname -m)
 cmake -DCMAKE_BUILD_TYPE=Release -B $BUILDDIR .
 cmake --build $BUILDDIR -j
 cp $BUILDDIR/rosettaboy-cpp ./rosettaboy-release

cpp/build_debug.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -eu
+
+cd $(dirname $0)
+BUILDDIR=build/debug/$(uname)-$(uname -m)
+cmake -DCMAKE_BUILD_TYPE=Debug -B $BUILDDIR .
+cmake --build $BUILDDIR -j
+cp $BUILDDIR/rosettaboy-cpp ./rosettaboy-debug

nim/.gitignore

@@ -1,2 +1,3 @@
 rosettaboy
+bin.*
 libSDL2.dylib

nim/build.sh

@@ -3,4 +3,9 @@ set -eu
 
 cd $(dirname $0)
 nimble --accept build -d:release
-cp ./rosettaboy ./rosettaboy-release
+mv ./rosettaboy ./bin.release
+cat >rosettaboy-release <<EOD
+#!/bin/sh
+DYLD_LIBRARY_PATH=\$(dirname \$0) exec \$(dirname \$0)/bin.release \$*
+EOD
+chmod +x rosettaboy-release

nim/build_debug.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+set -eu
+
+cd $(dirname $0)
+nimble --accept build -d:debug
+mv ./rosettaboy ./bin.debug
+cat >rosettaboy-debug <<EOD
+#!/bin/sh
+DYLD_LIBRARY_PATH=\$(dirname \$0) exec \$(dirname \$0)/bin.debug \$*
+EOD
+chmod +x rosettaboy-debug

nim/build_speed.sh

@@ -8,4 +8,9 @@ export PATH="/Users/shish2k/homebrew/opt/llvm/bin:$PATH"
 
 cd $(dirname $0)
 nimble --accept build -d:danger --opt:speed -d:lto --mm:arc --panics:on
-cp ./rosettaboy ./rosettaboy-speed
+mv ./rosettaboy ./bin.speed
+cat >rosettaboy-speed <<EOD
+#!/bin/sh
+DYLD_LIBRARY_PATH=\$(dirname \$0) exec \$(dirname \$0)/bin.speed \$*
+EOD
+chmod +x rosettaboy-speed

php/build.sh

@@ -6,12 +6,11 @@ cat >rosettaboy-release <<EOD
 #!/usr/bin/env bash
 set -eu
 
-cd \$(dirname \$0)
 if [ -f \${HOME}/php-sdl/modules/sdl.so ] ; then
     FLAGS=-dextension=\${HOME}/php-sdl/modules/sdl.so
 else
     FLAGS=
 fi
-exec php \$FLAGS src/main.php \$*
+exec php \$FLAGS "\$(dirname \$0)/src/main.php" \$*
 EOD
 chmod +x rosettaboy-release

php/build_opcache.sh

@@ -6,12 +6,11 @@ cat >rosettaboy-opcache <<EOD
 #!/usr/bin/env bash
 set -eu
 
-cd \$(dirname \$0)
 if [ -f \${HOME}/php-sdl/modules/sdl.so ] ; then
     FLAGS=-dextension=\${HOME}/php-sdl/modules/sdl.so
 else
     FLAGS=
 fi
-exec php \$FLAGS -dopcache.enable_cli=1 -dopcache.jit_buffer_size=100M src/main.php \$*
+exec php \$FLAGS -dopcache.enable_cli=1 -dopcache.jit_buffer_size=100M "\$(dirname \$0)/src/main.php" \$*
 EOD
 chmod +x rosettaboy-opcache

pxd/build.sh

@@ -20,8 +20,7 @@ python3 setup.py build "$@" --build-base "$BUILD_DIR" --build-purelib "$BUILD_DI
 cat >rosettaboy-release <<EOD
 #!/usr/bin/env bash
 set -eu
-cd \$(dirname \$0)
-source py_env.sh
-exec python3 build/main.py \$*
+source "\$(dirname \$0)/py_env.sh"
+PYTHONPATH="\$(dirname \$0)/build/" exec python3 "\$(dirname \$0)/build/main.py" \$*
 EOD
 chmod +x rosettaboy-release

py/build.sh

@@ -6,7 +6,7 @@ source py_env.sh
 cat >rosettaboy-release <<EOD
 #!/usr/bin/env bash
 set -eu
-cd \$(dirname \$0)
-exec $(command -v python3) -c "from src.main import main ; import sys ; sys.exit(main(sys.argv))" \$*
+source "\$(dirname \$0)/py_env.sh"
+PYTHONPATH="\$(dirname \$0)" exec python3 -c "from src.main import main ; import sys ; sys.exit(main(sys.argv))" \$*
 EOD
-chmod +x rosettaboy-release
+chmod +x rosettaboy-release

py/build_mypyc.sh

@@ -10,7 +10,7 @@ mypyc rbmp
 cat >rosettaboy-mypyc <<EOD
 #!/usr/bin/env bash
 set -eu
-cd \$(dirname \$0)
-exec $(command -v python3) -c "from rbmp.main import main ; import sys ; sys.exit(main(sys.argv))" \$*
+source "\$(dirname \$0)/py_env.sh"
+PYTHONPATH="\$(dirname \$0)" exec python3 -c "from rbmp.main import main ; import sys ; sys.exit(main(sys.argv))" \$*
 EOD
-chmod +x rosettaboy-mypyc
+chmod +x rosettaboy-mypyc

py/py_env.sh

@@ -1,15 +1,16 @@
 # Instead of being run, this gets `source`d by `build.sh` and `format.sh`.
 
-BUILDDIR=venv/$(uname)-$(uname -m)
-PYIMPORT_EXIT=$(python3 -c 'import sdl2, black, mypy' 1>&2; echo $?) # Use existing libraries (E.G. from system, or from Nix) if found.
-if [ $PYIMPORT_EXIT -eq 0 ] ; then
+BUILDDIR=$(dirname $0)/venv/$(uname)-$(uname -m)
+
+# Use existing libraries (E.G. from system, or from Nix) if found.
+if python3 -c 'import sdl2, black, mypy' 2>/dev/null ; then
 	echo "Python packages found:"
 	python3 -c 'import sdl2, black, mypy; [print(module.__file__) for module in [sdl2, black, mypy]]'
 else
 	if [ ! -d $BUILDDIR ] ; then
 		echo "Installing PySDL2, MyPy, and Black in $BUILDDIR"
 		python3 -m venv $BUILDDIR
-		$BUILDDIR/bin/pip install pysdl2 pysdl2-dll mypy black
+		$BUILDDIR/bin/pip install pysdl2 pysdl2-dll git+https://github.com/python/mypy.git black
 	fi
 	echo "Using Python3 in $BUILDDIR"
 	PATH="$BUILDDIR/bin:$PATH"

rs/build_debug.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+set -eu
+
+cd $(dirname $0)
+cargo build
+cp target/debug/rosettaboy-rs ./rosettaboy-debug

rs/build_lto.sh

@@ -3,4 +3,4 @@ set -eu
 
 cd $(dirname $0)
 cargo build --profile release-lto
-cp ./target/release/rosettaboy-rs ./rosettaboy-lto
+mv ./target/release-lto/rosettaboy-rs ./rosettaboy-lto

zig/build.sh

@@ -3,4 +3,4 @@ set -eu
 
 cd $(dirname $0)
 zig build -Drelease-fast=true
-cp ./zig-out/bin/rosettaboy ./rosettaboy-release
+mv ./zig-out/bin/rosettaboy ./rosettaboy-release

zig/build_safe.sh

@@ -3,4 +3,4 @@ set -eu
 
 cd $(dirname $0)
 zig build -Drelease-safe=true
-cp ./zig-out/bin/rosettaboy ./rosettaboy-safe
+mv ./zig-out/bin/rosettaboy ./rosettaboy-safe