mirror of
https://github.com/jart/cosmopolitan.git
synced 2024-05-17 02:52:40 +00:00
1d8937d528
This change reduces the memory requirements of your APE Loader by 10x, in terms of virtual memory size, thanks to the help of alloca(). We're also now creating argument blocks with the same layout across systems.
135 lines
4.4 KiB
Bash
Executable file
135 lines
4.4 KiB
Bash
Executable file
#!/bin/sh
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PROG=${0##*/}
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MODE=${MODE:-$m}
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COSMO=${COSMO:-/opt/cosmo}
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COSMOS=${COSMOS:-/opt/cosmos}
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if [ ! -f ape/loader.c ]; then
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cd "$COSMO" || exit
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fi
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if [ "$(id -u)" -eq 0 ]; then
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SUDO=
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else
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SUDO=sudo
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fi
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echo "Actually Portable Executable (APE) Installer" >&2
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echo "Author: Justine Tunney <jtunney@gmail.com>" >&2
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################################################################################
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# INSTALL APE LOADER SYSTEMWIDE
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if [ -f o/depend ] && make -j8 o//ape; then
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echo "successfully recompiled ape loader" >&2
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elif [ -x o//ape/ape.elf ] && [ -x o//ape/ape.macho ]; then
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echo "using ape loader you compiled earlier" >&2
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elif [ -d build/bootstrap ]; then
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# if make isn't being used then it's unlikely the user changed the sources
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# in that case the prebuilt binaries should be completely up-to-date
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echo "using prebuilt ape loader from cosmo repo" >&2
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mkdir -p o//ape || exit
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cp -af build/bootstrap/ape.elf o//ape/ape.elf || exit
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cp -af build/bootstrap/ape.macho o//ape/ape.macho || exit
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else
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echo "no cosmopolitan libc repository here" >&2
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echo "fetching ape loader from justine.lol" >&2
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mkdir -p o//ape || exit
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if command -v wget >/dev/null 2>&1; then
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wget -qO o//ape/ape.elf https://justine.lol/ape.elf || exit
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wget -qO o//ape/ape.macho https://justine.lol/ape.macho || exit
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else
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curl -Rso o//ape/ape.elf https://justine.lol/ape.elf || exit
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curl -Rso o//ape/ape.macho https://justine.lol/ape.macho || exit
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fi
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chmod +x o//ape/ape.elf || exit
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chmod +x o//ape/ape.macho || exit
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fi
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if [ "$(uname -s)" = "Darwin" ]; then
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if ! [ /usr/bin/ape -nt o//ape/ape.macho ]; then
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echo >&2
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echo "installing o//ape/ape.elf to /usr/bin/ape" >&2
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echo "$SUDO mv -f o//ape/ape.elf /usr/bin/ape" >&2
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$SUDO cp -f o//ape/ape.macho /usr/bin/ape || exit
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echo "done" >&2
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fi
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else
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if ! [ /usr/bin/ape -nt o//ape/ape.elf ]; then
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echo >&2
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echo "installing o//ape/ape.elf to /usr/bin/ape" >&2
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echo "$SUDO mv -f o//ape/ape.elf /usr/bin/ape" >&2
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$SUDO cp -f o//ape/ape.elf /usr/bin/ape || exit
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echo "done" >&2
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fi
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fi
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################################################################################
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# REGISTER APE LOADER WITH BINFMT_MISC TOO (LINUX-ONLY)
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if [ x"$(uname -s)" = xLinux ]; then
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if [ -e /proc/sys/fs/binfmt_misc/APE ]; then
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echo >&2
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echo it looks like APE is already registered with binfmt_misc >&2
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echo To reinstall please run ape/apeuninstall.sh first >&2
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echo please check that it is mapped to ape not /bin/sh >&2
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echo cat /proc/sys/fs/binfmt_misc/APE >&2
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cat /proc/sys/fs/binfmt_misc/APE >&2
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exit
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fi
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if ! [ -e /proc/sys/fs/binfmt_misc ]; then
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echo >&2
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echo loading binfmt_misc into your kernel >&2
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echo you may need to edit configs to persist across reboot >&2
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echo $SUDO modprobe binfmt_misc >&2
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$SUDO modprobe binfmt_misc || exit
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echo done >&2
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fi
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if ! [ -e /proc/sys/fs/binfmt_misc/register ]; then
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echo >&2
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echo mounting binfmt_misc into your kernel >&2
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echo you may need to edit configs to persist across reboot >&2
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echo $SUDO mount -t binfmt_misc none /proc/sys/fs/binfmt_misc >&2
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$SUDO mount -t binfmt_misc none /proc/sys/fs/binfmt_misc || exit
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echo done >&2
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fi
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echo >&2
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echo registering APE with binfmt_misc >&2
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echo you may need to edit configs to persist across reboot >&2
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echo '$SUDO sh -c "echo '"'"':APE:M::MZqFpD::/usr/bin/ape:'"'"' >/proc/sys/fs/binfmt_misc/register"' >&2
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$SUDO sh -c "echo ':APE:M::MZqFpD::/usr/bin/ape:' >/proc/sys/fs/binfmt_misc/register" || exit
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echo '$SUDO sh -c "echo '"'"':APE-jart:M::jartsr::/usr/bin/ape:'"'"' >/proc/sys/fs/binfmt_misc/register"' >&2
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$SUDO sh -c "echo ':APE-jart:M::jartsr::/usr/bin/ape:' >/proc/sys/fs/binfmt_misc/register" || exit
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echo done >&2
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if [ x"$(cat /proc/sys/fs/binfmt_misc/status)" = xdisabled ]; then
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echo >&2
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echo enabling binfmt_misc >&2
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echo you may need to edit configs to persist across reboot >&2
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echo $SUDO sh -c 'echo 1 >/proc/sys/fs/binfmt_misc/status' >&2
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$SUDO sh -c 'echo 1 >/proc/sys/fs/binfmt_misc/status' || exit
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echo done >&2
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fi
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fi
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################################################################################
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{
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echo
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echo "------------------------------------------------------------------"
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echo
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echo "APE INSTALL COMPLETE"
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echo
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echo "If you decide to uninstall APE later on"
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echo "you may do so using ape/apeuninstall.sh"
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echo
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echo "Enjoy your APE loader (>'.')>"
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echo
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} >&2
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