diff options
Diffstat (limited to 'extra/scripts')
| -rwxr-xr-x | extra/scripts/fix_includes.sh | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/extra/scripts/fix_includes.sh b/extra/scripts/fix_includes.sh new file mode 100755 index 000000000..513cb2c70 --- /dev/null +++ b/extra/scripts/fix_includes.sh @@ -0,0 +1,154 @@ +#!/bin/sh +# Copyright (C) 2003 Erik Andersen <andersen@uclibc.org> +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU Library General Public +# License as published by the Free Software Foundation; either +# version 2 of the License, or (at your option) any later +# version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Library General Public License for more details. +# +# You should have received a copy of the GNU Library General +# Public License along with this program; if not, write to the +# Free Software Foundation, Inc., 59 Temple Place, Suite 330, +# Boston, MA 02111-1307 USA + +usage () { + echo "" + echo "usage: "`basename $0`" -k KERNEL_SOURCE_DIRECTORY -t TARGET_ARCH" + echo "" + echo "This utility scans the KERNEL_SOURCE_DIRECTORY directory and" + echo "checks that it contains well formed kernel headers suitable" + echo "for inclusion as the include/linux/ directory provided by" + echo "uClibc." + echo "" + echo "If the specified kernel headers present and already" + echo "configured for the architecture specified by TARGET_ARCH," + echo "they will be used as-is." + echo "" + echo "If the specified kernel headers are entirely missing, this" + echo "script returns an error." + echo "" + echo "If the specified kernel headers are present, but are either" + echo "not yet configured or are configured for an architecture" + echo "different than that specified by TARGET_ARCH, this script" + echo "will attempt to 'fix' the kernel headers and make them" + echo "suitable for use by uClibc. This fixing process may fail." + echo "It is therefore best to always provide kernel headers that" + echo "are already configured for the selected architecture." + echo "" + echo "Most Linux distributions provide 'kernel-headers' packages" + echo "that are well suited for use by uClibc." + echo "" + echo "" + exit 1; +} + +HAS_MMU="y"; +while [ "$1" ]; do + case $1 in + -k ) shift; if [ "$1" ]; then KERNEL_SOURCE=$1; shift; else usage; fi; ;; + -t ) shift; if [ "$1" ]; then TARGET_ARCH=$1; shift; else usage; fi; ;; + -n ) shift; if [ "$1" ]; then HAS_MMU="n"; shift; else usage; fi; ;; + -* ) usage; ;; + * ) usage; ;; + esac; +done; + +if [ ! -d "$KERNEL_SOURCE" ]; then + echo "$KERNEL_SOURCE is not a directory"; + exit 1; +fi; + +if [ ! -f "$KERNEL_SOURCE/include/linux/version.h" ]; then + echo "The file $KERNEL_SOURCE/include/linux/version.h is missing\!"; + echo "Perhaps you forgot to configure your kernel source?" + exit 1; +fi; + +KVER=`gcc -I$KERNEL_SOURCE/include -E -dM $KERNEL_SOURCE/include/linux/version.h | grep UTS_RELEASE | awk '{ print $3 }' | sed 's/\"//g'` + +if [ -z "$KVER" ] ; then + echo "Unable to determine kernel version." + echo "Perhaps your kernel source tree is broken?" + exit 1; +fi; + + +echo -e "\n" +echo "Using kernel headers from $KVER for architecture '$TARGET_ARCH'" +echo -e "\tprovided in directory $KERNEL_SOURCE" +echo -e "\n" + +# Create a symlink to include/asm +rm -f include/asm +if [ ! -L "$KERNEL_SOURCE/include/asm" ]; then + echo ""; + echo "The symlink $KERNEL_SOURCE/include/asm is missing\!"; + echo "Perhaps you forgot to configure your kernel source?"; + echo "You really should configure your kernel source tree so I"; + echo "do not have to try and guess about this sort of thing."; + echo "" + echo "Attempting to guess a usable value...."; + echo "" + sleep 1; + + if [ "$TARGET_ARCH" = "powerpc" ];then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-ppc include/asm; + unset -x; + elif [ "$TARGET_ARCH" = "mips" ];then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-mips include/asm; + unset -x; + elif [ "$TARGET_ARCH" = "arm" ];then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-arm include/asm; + unset -x; + if [ ! -L $KERNEL_SOURCE/include/asm-arm/proc ] ; then + if [ ! -L proc ] ; then + (cd include/asm; + ln -fs proc-armv proc; + ln -fs arch-ebsa285 arch); + fi + fi; + elif [ "$TARGET_ARCH" = "mipsel" ];then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-mips include/asm; + unset -x; + elif [ "$TARGET_ARCH)" = "cris" ]; then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-cris include/asm; + unset -x; + elif [ "$HAS_MMU" != "y" ]; then + if [ -d $KERNEL_SOURCE/include/asm-${TARGET_ARCH}nommu ] ; then + set -x; + ln -fs $KERNEL_SOURCE/include/asm-${TARGET_ARCH}nommu include/asm; + unset -x; + else + set -x; + ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm; + unset -x; + fi; + else + set -x; + ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm; + unset -x; + fi; +else +# No guessing required..... +ln -fs $KERNEL_SOURCE/include/asm include/asm +fi; + + + +# Create the include/linux and include/scsi symlinks. +rm -f include/linux +ln -fs $KERNEL_SOURCE/include/linux include/linux +rm -f include/scsi +ln -fs $KERNEL_SOURCE/include/scsi include/scsi + |