diff --git a/common.pri b/common.pri
new file mode 100644
index 0000000..e6605bc
--- /dev/null
+++ b/common.pri
@@ -0,0 +1,8 @@
+WARNINGS = -Wall -Wno-unused-parameter -Wno-deprecated-declarations
+QMAKE_CXXFLAGS += $$WARNINGS -Wno-psabi
+QMAKE_CFLAGS += $$WARNINGS
+
+CONFIG(debug, debug|release) {
+  QMAKE_CXXFLAGS_DEBUG *= -O0
+  QMAKE_CFLAGS_DEBUG *= -O0
+}
diff --git a/linebreak/include/linebreak.h b/linebreak/include/linebreak.h
new file mode 120000
index 0000000..faa2463
--- /dev/null
+++ b/linebreak/include/linebreak.h
@@ -0,0 +1 @@
+../linebreak/linebreak.h
\ No newline at end of file
diff --git a/linebreak/linebreak.pro b/linebreak/linebreak.pro
new file mode 100644
index 0000000..8d7882d
--- /dev/null
+++ b/linebreak/linebreak.pro
@@ -0,0 +1,19 @@
+TEMPLATE = lib
+TARGET = linebreak
+CONFIG += staticlib
+
+!include(../common.pri)
+
+SRC_DIR = linebreak
+
+SOURCES += \
+  $$SRC_DIR/linebreak.c \
+  $$SRC_DIR/linebreakdata.c \
+  $$SRC_DIR/linebreakdef.c \
+  $$SRC_DIR/wordbreak.c
+
+HEADERS += \
+  $$SRC_DIR/linebreakdef.h \
+  $$SRC_DIR/linebreak.h \
+  $$SRC_DIR/wordbreakdef.h \
+  $$SRC_DIR/wordbreak.h