65 lines
2.1 KiB
Plaintext
65 lines
2.1 KiB
Plaintext
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#!/bin/sh -e
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for patch in *.patch; do
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patch -p1 < "$patch"
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done
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# Remove forced gcc/g++ usage so builds work on gcc-less systems.
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sed -i "s#= g[c+][c+]#= ${CC:=cc}#g" Makefile
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sed -i "s#\(\$(CROSS_COMPILE)\)gcc#\1${CC}#g" Makefile
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# Ensure that busybox's build system is aware that 'cc' may point
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# to clang rather than GCC. This is the case in non-GCC systems.
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case $("$CC" --version) in (*clang*)
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sed -i "s&\(\$(CC),\)clang&\1${CC}&g" Makefile.flags
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esac
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# Build and install regular busybox.
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# This excludes utilities which require 'suid' to function.
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make CC="$CC" HOSTCC="$CC"
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make CONFIG_PREFIX="$1/usr" install
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# Rename the binary temporarily.
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mv "$1/usr/bin/busybox" "$1/usr/bin/busybox-nosuid"
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# Build and install suid busybox.
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# This _only_ includes utlities which require 'suid' to function.
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cp -f .config-suid .config
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make CC="$CC" HOSTCC="$CC"
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make CONFIG_PREFIX="$1/usr" install
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# Aptly name the busybox binaries.
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mv -f "$1/usr/bin/busybox" "$1/usr/bin/busybox-suid"
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mv -f "$1/usr/bin/busybox-nosuid" "$1/usr/bin/busybox"
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# Install the non-suid symlinks.
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"$1/usr/bin/busybox" --list | while read -r bin; do
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ln -s busybox "$1/usr/bin/$bin"
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done
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# Install the suid symlinks.
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"$1/usr/bin/busybox-suid" --list | while read -r bin; do
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ln -s busybox-suid "$1/usr/bin/$bin"
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done
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# Set suid on busybox suid.
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chmod u+s "$1/usr/bin/busybox-suid"
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# The acpid command requires that this directory exist
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# and does not automatically create it..
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mkdir -p "$1/etc/acpid"
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# Install runit services.
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install -Dm755 acpid.run "$1/etc/sv/acpid/run"
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install -Dm755 crond.run "$1/etc/sv/crond/run"
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install -Dm755 syslogd.run "$1/etc/sv/syslogd/run"
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install -Dm755 mdev.run "$1/etc/sv/mdev/run"
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install -Dm755 ntpd.run "$1/etc/sv/ntpd/run"
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ln -s /run/runit/supervise.acpid "$1/etc/sv/acpid/supervise"
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ln -s /run/runit/supervise.crond "$1/etc/sv/crond/supervise"
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ln -s /run/runit/supervise.syslogd "$1/etc/sv/syslogd/supervise"
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ln -s /run/runit/supervise.mdev "$1/etc/sv/mdev/supervise"
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ln -s /run/runit/supervise.ntpd "$1/etc/sv/ntpd/supervise"
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install -Dm644 mdev.conf "$1/etc/mdev.conf"
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