Add cmake support.
diff --git a/cmake/update_file_lists.sh b/cmake/update_file_lists.sh
new file mode 100644
index 0000000..d64eb4a
--- /dev/null
+++ b/cmake/update_file_lists.sh
@@ -0,0 +1,114 @@
+#!/bin/sh
+
+# This script copies source file lists from src/Makefile.am to cmake files.
+
+get_variable_value() {
+ FILENAME=$1
+ VARNAME=$2
+ awk "
+ BEGIN { start = 0; }
+ /^$VARNAME =/ { start = 1; }
+ { if (start) { print \$0; } }
+ /\\\\\$/ { next; }
+ { start = 0; }
+ " $FILENAME \
+ | sed "s/^$VARNAME =//" \
+ | sed "s/[ \\]//g" \
+ | grep -v "^\\$" \
+ | grep -v "^$" \
+ | LC_ALL=C sort | uniq
+}
+
+get_source_files() {
+ get_variable_value $@ | grep "cc$"
+}
+
+get_proto_files() {
+ get_variable_value $@ | grep "pb.cc$" | sed "s/pb.cc/proto/"
+}
+
+set_variable_value() {
+ FILENAME=$1
+ VARNAME=$2
+ PREFIX=$3
+ shift
+ shift
+ shift
+ awk -v values="$*" -v prefix="$PREFIX" "
+ BEGIN { start = 0; }
+ /^set\\($VARNAME/ {
+ start = 1;
+ print \$0;
+ split(values, vlist, \" \");
+ for (i = 1; i <= length(vlist); ++i) {
+ printf(\" %s%s\\n\", prefix, vlist[i]);
+ }
+ next;
+ }
+ start && /^\\)/ {
+ start = 0;
+ }
+ !start {
+ print \$0;
+ }
+ " $FILENAME > /tmp/$$
+ cp /tmp/$$ $FILENAME
+}
+
+sort_files() {
+ for FILE in $@; do
+ echo $FILE
+ done | sort | uniq
+}
+
+MAKEFILE=../src/Makefile.am
+CMAKE_DIR=.
+EXTRACT_INCLUDES_BAT=../vsprojects/extract_includes.bat
+
+[ -f "$MAKEFILE" ] || {
+ echo "Cannot find: $MAKEFILE"
+ exit 1
+}
+
+[ -d "$CMAKE_DIR" ] || {
+ echo "Cannot find: $CMAKE_DIR"
+ exit 1
+}
+
+[ -f "$EXTRACT_INCLUDES_BAT" ] || {
+ echo "Cannot find: $EXTRACT_INCLUDES_BAT"
+ exit 1
+}
+
+# Extract file lists from src/Makefile.am
+GZHEADERS=$(get_variable_value $MAKEFILE GZHEADERS)
+HEADERS=$(get_variable_value $MAKEFILE nobase_include_HEADERS)
+PUBLIC_HEADERS=$(sort_files $GZHEADERS $HEADERS)
+LIBPROTOBUF_LITE_SOURCES=$(get_source_files $MAKEFILE libprotobuf_lite_la_SOURCES)
+LIBPROTOBUF_SOURCES=$(get_source_files $MAKEFILE libprotobuf_la_SOURCES)
+LIBPROTOC_SOURCES=$(get_source_files $MAKEFILE libprotoc_la_SOURCES)
+LITE_PROTOS=$(get_proto_files $MAKEFILE protoc_lite_outputs)
+PROTOS=$(get_proto_files $MAKEFILE protoc_outputs)
+COMMON_TEST_SOURCES=$(get_source_files $MAKEFILE COMMON_TEST_SOURCES)
+TEST_SOURCES=$(get_source_files $MAKEFILE protobuf_test_SOURCES)
+LITE_TEST_SOURCES=$(get_source_files $MAKEFILE protobuf_lite_test_SOURCES)
+
+# Replace file lists in cmake files.
+COMMON_PREFIX="\${protobuf_source_dir}/src/"
+set_variable_value $CMAKE_DIR/libprotobuf-lite.cmake libprotobuf_lite_files $COMMON_PREFIX $LIBPROTOBUF_LITE_SOURCES
+set_variable_value $CMAKE_DIR/libprotobuf.cmake libprotobuf_files $COMMON_PREFIX $LIBPROTOBUF_SOURCES
+set_variable_value $CMAKE_DIR/libprotoc.cmake libprotoc_files $COMMON_PREFIX $LIBPROTOC_SOURCES
+set_variable_value $CMAKE_DIR/tests.cmake lite_test_protos "" $LITE_PROTOS
+set_variable_value $CMAKE_DIR/tests.cmake tests_protos "" $PROTOS
+set_variable_value $CMAKE_DIR/tests.cmake common_test_files $COMMON_PREFIX $COMMON_TEST_SOURCES
+set_variable_value $CMAKE_DIR/tests.cmake tests_files $COMMON_PREFIX $TEST_SOURCES
+set_variable_value $CMAKE_DIR/tests.cmake lite_test_files $COMMON_PREFIX $LITE_TEST_SOURCES
+
+# Generate extract_includes.bat
+for HEADER in $HEADERS; do
+ echo $(dirname $HEADER) | sed "s/\\//\\\\/g"
+done | sort | uniq | sed "s/^/mkdir include\\\\/" > $EXTRACT_INCLUDES_BAT
+for HEADER in $HEADERS; do
+ WINPATH=$(echo $HEADER | sed 's;/;\\\\;g')
+ echo "copy ..\\src\\$WINPATH include\\$WINPATH" >> $EXTRACT_INCLUDES_BAT
+done