Add quilt support scripts

gen-quilt-series.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+# Autogeneries the quilt `series` from the patch order in the spec file.
+# We don't use `quilt setup` because it makes a huge mess and doesn't work.
+component="glibc"
+rm -f series.new
+extra_args="--fuzz=0"
+count=0
+# Filter out the patches, and use `_` as our pseudo-IFS to prevent expansion.
+for i in `grep '^%patch' glibc.spec | sed -e 's,%patch,,g' -e 's, ,_,g'`; do
+    # Split the patch into number and arguments.
+    # 1 - Patch number.
+    # 2-N - Patch arguments.
+    # Get back our elements by undoing pseudo-IFS change.
+    elements=(`echo $i | sed -e 's,_, ,g'`)
+    num=${elements[0]}
+    args=${elements[@]:1}
+    # Find the next patch that applies in order and write it out.
+    # This way we transform the patch # list into a patch file list in order.
+    grep "Patch${num}: " glibc.spec \
+	| sed -e 's,Patch.*: ,,g' -e "s,\$, ${args[@]} ${extra_args},g" \
+	| sed -e "s,%{name},${component},g" \
+	>> series.new
+    ((count++))
+done
+# Double check we processed the correct number of patches.
+fcount=`wc -l series.new | sed -e 's, .*$,,g'`
+if [ $fcount -ne $count ]; then
+    echo "Error! Processed patch count doesn't match spec file count ($fcount != $count)."
+    exit 1
+fi
+echo "Processed $count patches."
+mv series.new series
+echo "Generated quilt ./series file, please commit."
+exit 0

quilt-patch.sh

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+#!/bin/bash
+# Patches are in the current directory.
+export QUILT_PATCHES=$PWD
+# Extract source file name from sources file,
+# and assume it's the same name as the directory.
+source=`cat sources | sed -e 's,^.*  ,,g'`
+srcdir=${source%.tar.gz}
+if [ "$1" == "-f" ] && [ -d "$srcdir" ]; then
+    echo Cleaning up $srcdir
+    rm -rf $srcdir
+fi
+if [ -d "$srcdir" ]; then
+    # Don't overwrite existing source directory.
+    echo "ERROR: Source directory $srcdir already exists. Use -f to force cleanup step."
+    exit 1
+fi
+tar zxvf $source
+echo "Entering $srcdir"
+pushd $srcdir
+# Apply all patches.
+quilt push -a
+popd