Add harfbuzz as a dependency to play nice with pango 1.44+.

cmake/FindHarfBuzz.cmake

@@ -0,0 +1,42 @@
+
+# Copyright (c) 2012, Intel Corporation
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice, this
+#   list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+# * Neither the name of Intel Corporation nor the names of its contributors may
+#   be used to endorse or promote products derived from this software without
+#   specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+# Try to find Harfbuzz include and library directories.
+#
+# After successful discovery, this will set for inclusion where needed:
+# HARFBUZZ_INCLUDE_DIRS - containg the HarfBuzz headers
+# HARFBUZZ_LIBRARIES - containg the HarfBuzz library
+INCLUDE(FindPkgConfig)
+PKG_CHECK_MODULES(PC_HARFBUZZ harfbuzz>=0.9.0)
+FIND_PATH(HARFBUZZ_INCLUDE_DIRS NAMES hb.h
+  HINTS ${PC_HARFBUZZ_INCLUDE_DIRS} ${PC_HARFBUZZ_INCLUDEDIR}
+)
+FIND_LIBRARY(HARFBUZZ_LIBRARIES NAMES harfbuzz
+  HINTS ${PC_HARFBUZZ_LIBRARY_DIRS} ${PC_HARFBUZZ_LIBDIR}
+)
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(HarfBuzz DEFAULT_MSG HARFBUZZ_INCLUDE_DIRS HARFBUZZ_LIBRARIES)

cmake/SearchForStuff.cmake

@@ -191,6 +191,9 @@ if(ZLIB_FOUND)
 	include_directories(${ZLIB_INCLUDE_DIRS})
 endif()
 
+find_package(HarfBuzz REQUIRED)
+include_directories(${HARFBUZZ_INCLUDE_DIRS})
+
 #----------------------------------------
 #  Use  project-wide include directories
 #----------------------------------------