mirror of
https://codeberg.org/landley/toybox.git
synced 2026-01-27 14:34:23 +00:00
150 lines
3.9 KiB
Bash
Executable File
150 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# usage: PREFIX=/target/path scripts/install.sh [--options]
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# Install toybox binary produced by scripts/make.sh. Supported options are:
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#
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# --symlink - install symlinks instead of hardlinks
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# --force - delete target if it already exists
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# --long - use bin/sbin subdirectories instead of installing all in one dir
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# --airlock - symlink in host tools needed by mkroot build
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# --uninstall - delete target files
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# Grab default values for $CFLAGS and such (to build scripts/install.c)
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source scripts/portability.sh
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[ -z "$PREFIX" ] && PREFIX="$PWD/install"
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# Parse command line arguments.
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LONG_PATH=""
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while [ ! -z "$1" ]
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do
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# Create symlinks instead of hardlinks?
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[ "$1" == "--symlink" ] && TYPE="-s"
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# Uninstall?
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[ "$1" == "--uninstall" ] && UNINSTALL=Uninstall
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# Delete destination command if it exists?
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[ "$1" == "--force" ] && FORCE="-f"
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# Use {,usr}/{bin,sbin} paths instead of all files in one directory?
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[ "$1" == "--long" ] && LONG_PATH="bin/"
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# Symlink host toolchain binaries to destination to create cross compile $PATH
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[ "$1" == "--airlock" ] && AIRLOCK=1
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shift
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done
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echo "Compile instlist..."
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$DEBUG $HOSTCC -I . scripts/install.c -o "$UNSTRIPPED"/instlist || exit 1
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COMMANDS="$("$UNSTRIPPED"/instlist $LONG_PATH)"
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echo "${UNINSTALL:-Install} commands..."
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# Copy toybox itself
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if [ -z "$UNINSTALL" ]
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then
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mkdir -p "${PREFIX}/${LONG_PATH}" &&
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rm -f "${PREFIX}/${LONG_PATH}/toybox" &&
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cp toybox"${TARGET:+-$TARGET}" ${PREFIX}/${LONG_PATH} || exit 1
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else
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rm -f "${PREFIX}/${LONG_PATH}/toybox" 2>/dev/null
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fi
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cd "$PREFIX" || exit 1
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# Make links to toybox
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EXIT=0
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for i in $COMMANDS
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do
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# Figure out target of link
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if [ -z "$LONG_PATH" ]
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then
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DOTPATH=""
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else
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# Create subdirectory for command to go in (if necessary)
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DOTPATH="$(dirname "$i")"/
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[ -z "$UNINSTALL" ] && { mkdir -p "$DOTPATH" || exit 1; }
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if [ -z "$TYPE" ]
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then
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DOTPATH="bin/"
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else
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if [ "$DOTPATH" != "$LONG_PATH" ]
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then
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# For symlinks we need ../../bin style relative paths
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DOTPATH="$(echo $DOTPATH | sed -e 's@[^/]*/@../@g')"$LONG_PATH
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else
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DOTPATH=""
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fi
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fi
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fi
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# Create link
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[ -z "$UNINSTALL" ] &&
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{ ln $FORCE $TYPE ${DOTPATH}"toybox${TARGET:+-$TARGET}" $i || EXIT=1;} ||
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rm -f $i || EXIT=1
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done
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[ -z "$AIRLOCK" ] && exit $EXIT
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# --airlock creates a single directory you can point the $PATH to for cross
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# compiling, which contains just toybox and symlinks to toolchain binaries.
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# This not only means you're building with a known set of tools (insulated from
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# variations in the host distro), but that everything else is NOT in your PATH
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# and thus various configure stages won't find things on this host that won't
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# be there on the target (such as the distcc build noticing the host has
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# python and deciding to #include Python.h).
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# mkroot has patches to remove the need for "bc" and "gcc"
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TOOLCHAIN="${TOOLCHAIN//,/ } as cc ld objdump bc gcc"
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# The following are commands toybox should provide, but doesn't yet.
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# For now symlink the host version. This list must go away by 1.0.
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# Commands before the gap have partial implementations in pending
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PENDING="expr git tr bash sh gzip awk bison flex make ar"
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# Symlink tools needed to build packages
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for i in $TOOLCHAIN $PENDING $HOST_EXTRA
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do
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if [ ! -f "$i" ]
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then
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# Loop through each instance, populating fallback directories (used by
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# things like distcc, which require multiple instances of the same binary
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# in a known order in the $PATH).
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X=0
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FALLBACK="$PREFIX"
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which -a "$i" | while read j
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do
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if [ ! -e "$FALLBACK/$i" ]
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then
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mkdir -p "$FALLBACK" &&
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ln -sf "$j" "$FALLBACK/$i" || exit 1
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fi
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X=$[$X+1]
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FALLBACK="$PREFIX/fallback-$X"
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done
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if [ ! -f "$PREFIX/$i" ]
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then
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echo "Toolchain component missing: $i" >&2
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[ -z "$PEDANTIC" ] || EXIT=1
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fi
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fi
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done
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exit $EXIT
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