# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#
-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 are 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 missing entirely, this"
- echo "script will return 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 suitable for use by uClibc."
- echo ""
- echo ""
- exit 1;
+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 are 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 missing entirely, this"
+ echo "script will return 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 suitable for use by uClibc."
+ echo ""
+ echo ""
+ exit 1
}
-HAS_MMU="y";
+HAS_MMU="y"
while [ -n "$1" ]; do
- case $1 in
- -k ) shift; if [ -n "$1" ]; then KERNEL_SOURCE=$1; shift; else usage; fi; ;;
- -t ) shift; if [ -n "$1" ]; then TARGET_ARCH=$1; shift; else usage; fi; ;;
- -n ) shift; HAS_MMU="n"; ;;
- -* ) usage; ;;
- * ) usage; ;;
- esac;
-done;
+ case $1 in
+ -k ) shift; if [ -n "$1" ]; then KERNEL_SOURCE=$1; shift; else usage; fi; ;;
+ -t ) shift; if [ -n "$1" ]; then TARGET_ARCH=$1; shift; else usage; fi; ;;
+ -n ) shift; HAS_MMU="n"; ;;
+ -* ) usage; ;;
+ * ) usage; ;;
+ esac
+done
if [ ! -f "$KERNEL_SOURCE/Makefile" -a ! -f "$KERNEL_SOURCE/include/linux/version.h" ]; then
- echo "";
- echo "";
- echo "The file $KERNEL_SOURCE/Makefile or $KERNEL_SOURCE/include/linux/version.h is missing!";
- echo "Perhaps your kernel source is broken?"
- echo "";
- echo "";
- exit 1;
-fi;
+ echo ""
+ echo ""
+ echo "The file $KERNEL_SOURCE/Makefile or $KERNEL_SOURCE/include/linux/version.h is missing!"
+ echo "Perhaps your kernel source is broken?"
+ echo ""
+ echo ""
+ exit 1
+fi
if [ ! -d "$KERNEL_SOURCE" ]; then
- echo "";
- echo "";
- echo "$KERNEL_SOURCE is not a directory";
- echo "";
- echo "";
- exit 1;
-fi;
+ echo ""
+ echo ""
+ echo "$KERNEL_SOURCE is not a directory"
+ echo ""
+ echo ""
+ exit 1
+fi
if [ -f "$KERNEL_SOURCE/Makefile" ] ; then
-# set current VERSION, PATCHLEVEL, SUBLEVEL, EXTRAVERSION
-eval `sed -n -e 's/^\([A-Z]*\) = \([0-9]*\)$/\1=\2/p' -e 's/^\([A-Z]*\) = \(-[-a-z0-9]*\)$/\1=\2/p' $KERNEL_SOURCE/Makefile`
-else
-ver=`grep UTS_RELEASE $KERNEL_SOURCE/include/linux/version.h | cut -d '"' -f 2`
-VERSION=`echo "$ver" | cut -d '.' -f 1`
-PATCHLEVEL=`echo "$ver" | cut -d '.' -f 2`
-if echo "$ver" | grep -q '-' ; then
-SUBLEVEL=`echo "$ver" | sed "s/${VERSION}.${PATCHLEVEL}.//" | cut -d '-' -f 1`
-EXTRAVERSION=`echo "$ver" | sed "s/${VERSION}.${PATCHLEVEL}.${SUBLEVEL}-//"`
+ # set current VERSION, PATCHLEVEL, SUBLEVEL, EXTRAVERSION
+ eval `sed -n -e 's/^\([A-Z]*\) = \([0-9]*\)$/\1=\2/p' -e 's/^\([A-Z]*\) = \(-[-a-z0-9]*\)$/\1=\2/p' $KERNEL_SOURCE/Makefile`
else
-SUBLEVEL=`echo "$ver" | cut -d '.' -f 3`
-#EXTRAVERSION=
+ ver=`grep UTS_RELEASE $KERNEL_SOURCE/include/linux/version.h | cut -d '"' -f 2`
+ VERSION=`echo "$ver" | cut -d '.' -f 1`
+ PATCHLEVEL=`echo "$ver" | cut -d '.' -f 2`
+ if echo "$ver" | grep -q '-' ; then
+ SUBLEVEL=`echo "$ver" | sed "s/${VERSION}.${PATCHLEVEL}.//" | cut -d '-' -f 1`
+ EXTRAVERSION=`echo "$ver" | sed "s/${VERSION}.${PATCHLEVEL}.${SUBLEVEL}-//"`
+ else
+ SUBLEVEL=`echo "$ver" | cut -d '.' -f 3`
+ #EXTRAVERSION=
+ fi
fi
-fi
-if [ -z "$VERSION" -o -z "$PATCHLEVEL" -o -z "$SUBLEVEL" ]
-then
- echo "Unable to determine version for kernel headers"
- echo -e "\tprovided in directory $KERNEL_SOURCE"
- exit 1
+if [ -z "$VERSION" -o -z "$PATCHLEVEL" -o -z "$SUBLEVEL" ]; then
+ echo "Unable to determine version for kernel headers"
+ echo -e "\tprovided in directory $KERNEL_SOURCE"
+ exit 1
fi
if [ "$MAKE_IS_SILENT" != "y" ]; then
-echo ""
-echo "Current kernel version is $VERSION.$PATCHLEVEL.$SUBLEVEL${EXTRAVERSION}"
-echo ""
-echo "Using kernel headers from $VERSION.$PATCHLEVEL.$SUBLEVEL${EXTRAVERSION} for architecture '$TARGET_ARCH'"
-echo -e "\tprovided in directory $KERNEL_SOURCE"
-echo ""
+ echo ""
+ echo "Current kernel version is $VERSION.$PATCHLEVEL.$SUBLEVEL${EXTRAVERSION}"
+ echo ""
+ echo "Using kernel headers from $VERSION.$PATCHLEVEL.$SUBLEVEL${EXTRAVERSION} for architecture '$TARGET_ARCH'"
+ echo -e "\tprovided in directory $KERNEL_SOURCE"
+ echo ""
fi
# Create a symlink to include/asm
rm -f include/asm*
if [ ! -d "$KERNEL_SOURCE/include/asm" ]; then
- echo "";
- 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 ""
- echo "";
- sleep 1;
+ echo ""
+ echo ""
+ echo "The symlink $KERNEL_SOURCE/include/asm is missing\!"
+ echo "Perhaps you forgot to configure your kernel source?"
+ echo "You really should configure your kernel source tree so I"
+ echo "do not have to try and guess about this sort of thing."
+ echo ""
+ echo "Attempting to guess a usable value...."
+ echo ""
+ echo ""
+ sleep 1
- if [ "$TARGET_ARCH" = "powerpc" ];then
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-ppc include/asm;
- set +x;
- elif [ "$TARGET_ARCH" = "mips" ];then
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-mips include/asm;
- set +x;
- elif [ "$TARGET_ARCH" = "arm" ];then
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-arm include/asm;
- set +x;
- if [ ! -L $KERNEL_SOURCE/include/asm-arm/proc ] ; then
- if [ ! -L proc ] ; then
- (cd include/asm;
- ln -fs proc-armv proc;
- ln -fs arch-ebsa285 arch);
- fi
+ if [ "$TARGET_ARCH" = "powerpc" ]; then
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-ppc include/asm
+ set +x
+ elif [ "$TARGET_ARCH" = "mips" ]; then
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-mips include/asm
+ set +x
+ elif [ "$TARGET_ARCH" = "arm" ]; then
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-arm include/asm
+ set +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" = "cris" ]; then
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-cris include/asm
+ set +x
+ elif [ "$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
+ set +x
+ else
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm
+ set +x
+ fi
+ else
+ set -x
+ ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm
+ set +x
fi;
- elif [ "$TARGET_ARCH" = "cris" ]; then
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-cris include/asm;
- set +x;
- elif [ "$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;
- set +x;
- else
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm;
- set +x;
- fi;
- else
- set -x;
- ln -fs $KERNEL_SOURCE/include/asm-$TARGET_ARCH include/asm;
- set +x;
- fi;
else
-# No guessing required.....
-for x in $KERNEL_SOURCE/include/asm* ; do
- ln -fs ${x} include/
-done
-fi;
+ # No guessing required.....
+ for x in $KERNEL_SOURCE/include/asm* ; do
+ ln -fs ${x} include/
+ done
+fi
# Annoyingly, 2.6.x kernel headers also need an include/asm-generic/ directory
-if [ $VERSION -eq 2 ] && [ $PATCHLEVEL -ge 6 ] ; then
- [ ! -e include/asm-generic ] && \
- [ -e $KERNEL_SOURCE/include/asm-generic ] && \
- ln -fs $KERNEL_SOURCE/include/asm-generic include/asm-generic
+if [ $VERSION -eq 2 ] && [ $PATCHLEVEL -ge 6 ]; then
+ if [ ! -e include/asm-generic ] && [ -e $KERNEL_SOURCE/include/asm-generic ]; then
+ ln -fs $KERNEL_SOURCE/include/asm-generic include/asm-generic
+ fi
fi
# Create the include/linux symlink.
rm -f include/linux
ln -fs $KERNEL_SOURCE/include/linux include/linux
-
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