Script to generate diffs between linux-xen subdirs and real linux

diff --git a/xen/arch/ia64/tools/linux-xen-diffs b/xen/arch/ia64/tools/linux-xen-diffs
new file mode 100644 (file)
index 0000000..939ba47
--- /dev/null
+++ b/xen/arch/ia64/tools/linux-xen-diffs
@@ -0,0 +1,25 @@
+# generate a patch for all the files in linux-xen directories
+# (these are files that are identical to linux except for a few small changes)
+# run in the main xen directory
+LINUXPATH=/home/djm/linux-2.6.13
+OUTFILE=/tmp/linux-xen-diffs
+wd=$PWD
+for i in include/asm-ia64/linux-xen/asm include/asm-ia64/linux-xen/linux arch/ia64/linux-xen
+do
+echo '#############' $i '#############'
+cd $i
+ln -s $LINUXPATH xxx
+cat README.origin | grep -v '^#' | grep -v '^[         ]*$' | \
+       sed -e 's/[     ]*-> linux/ xxx/' | \
+       sed -e 's/^/diff -Naur /' | bash
+rm -f xxx
+cd $wd
+done > $OUTFILE
+echo 'Total lines in patch:' `cat $OUTFILE | grep -v '########' | wc -l`
+echo 'Approx. changes in patch:' `cat $OUTFILE | grep -v '########' | \
+       grep -- '-#if' | wc -l`
+echo 'Total lines added by patch:' `cat $OUTFILE | grep -v '########' | \
+       grep -- '^-' | wc -l`
+echo 'Total non-conditional-compile lines added by patch:' \
+       `cat $OUTFILE | grep -v '########' | grep -- '^-' | \
+       egrep -v '^-#if|^-#else|^-#endif' | wc -l`