From e1d8490f0654a3da0b900407d80d91d8d0da68c8 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Sun, 27 Sep 2009 01:55:44 +0200
Subject: Use libicu to support unicode properly; migrated ConfigManager to
 UnicodeString

---
 FindICU.cmake | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 FindICU.cmake

(limited to 'FindICU.cmake')

diff --git a/FindICU.cmake b/FindICU.cmake
new file mode 100644
index 0000000..dfbf67d
--- /dev/null
+++ b/FindICU.cmake
@@ -0,0 +1,99 @@
+FIND_PROGRAM(ICU_CONFIG NAMES icu-config)
+
+IF(ICU_CONFIG)
+  SET(ICU_FOUND 1)
+ELSE(ICU_CONFIG)
+  SET(ICU_FOUND 0)
+ENDIF(ICU_CONFIG)
+
+IF(ICU_FOUND)
+  EXECUTE_PROCESS(
+    COMMAND ${ICU_CONFIG} --cflags
+    OUTPUT_VARIABLE ICU_CONFIG_CFLAGS
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    RESULT_VARIABLE ICU_CONFIG_RESULT
+  )
+  
+  IF("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+    STRING(REGEX REPLACE " +" ";" ICU_CONFIG_CFLAGS "${ICU_CONFIG_CFLAGS}")
+
+    # Look for -I options.
+    SET(ICU_INCLUDE_DIRS)
+    FOREACH(flag ${ICU_CONFIG_CFLAGS})
+      IF("${flag}" MATCHES "^-I")
+        STRING(REGEX REPLACE "^-I" "" DIR "${flag}")
+        FILE(TO_CMAKE_PATH "${DIR}" DIR)
+        SET(ICU_INCLUDE_DIRS ${ICU_INCLUDE_DIRS} "${DIR}")
+      ENDIF("${flag}" MATCHES "^-I")
+    ENDFOREACH(flag)
+  ELSE("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+    MESSAGE("Error running ${ICU_CONFIG}: [${ICU_CONFIG_RESULT}]")
+    SET(ICU_FOUND 0)
+  ENDIF("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+ENDIF(ICU_FOUND)
+
+IF(ICU_FOUND)
+  EXECUTE_PROCESS(
+    COMMAND ${ICU_CONFIG} --ldflags
+    OUTPUT_VARIABLE ICU_CONFIG_LDFLAGS
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    RESULT_VARIABLE ICU_CONFIG_RESULT
+  )
+
+  IF("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+    STRING(REGEX REPLACE " +" ";" ICU_CONFIG_LDFLAGS "${ICU_CONFIG_LDFLAGS}")
+
+    # Look for -L flags for directories and -l flags for library names.
+    SET(ICU_LIBRARY_DIRS)
+    SET(ICU_LIBRARY_NAMES)
+    FOREACH(flag ${ICU_CONFIG_LDFLAGS})
+      IF("${flag}" MATCHES "^-L")
+        STRING(REGEX REPLACE "^-L" "" DIR "${flag}")
+        FILE(TO_CMAKE_PATH "${DIR}" DIR)
+        SET(ICU_LIBRARY_DIRS ${ICU_LIBRARY_DIRS} "${DIR}")
+      ELSEIF("${flag}" MATCHES "^-l")
+        STRING(REGEX REPLACE "^-l" "" NAME "${flag}")
+        SET(ICU_LIBRARY_NAMES ${ICU_LIBRARY_NAMES} "${NAME}")
+      ENDIF("${flag}" MATCHES "^-L")
+    ENDFOREACH(flag)
+
+    # Search for each library needed using the directories given.
+    FOREACH(name ${ICU_LIBRARY_NAMES})
+      # Look for this library.
+      FIND_LIBRARY(ICU_${name}_LIBRARY
+        NAMES ${name}
+        PATHS ${ICU_LIBRARY_DIRS}
+        NO_DEFAULT_PATH
+      )
+      FIND_LIBRARY(ICU_${name}_LIBRARY NAMES ${name})
+      MARK_AS_ADVANCED(ICU_${name}_LIBRARY)
+
+      # If any library is not found then the whole package is not found.
+      IF(NOT ICU_${name}_LIBRARY)
+        SET(ICU_FOUND 0)
+      ENDIF(NOT ICU_${name}_LIBRARY)
+
+      # Build an ordered list of all the libraries needed.
+      SET(ICU_LIBRARIES ${ICU_LIBRARIES} "${ICU_${name}_LIBRARY}")
+    ENDFOREACH(name)
+  ELSE("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+    MESSAGE("Error running ${ICU_CONFIG}: [${ICU_CONFIG_RESULT}]")
+    SET(ICU_FOUND 0)
+  ENDIF("${ICU_CONFIG_RESULT}" MATCHES "^0$")
+ENDIF(ICU_FOUND)
+
+# Report the results.
+IF(ICU_FOUND)
+  MESSAGE(STATUS "Found ICU headers: ${ICU_INCLUDE_DIRS}")
+  MESSAGE(STATUS "Found ICU libs:    ${ICU_LIBRARIES}")
+ELSE(ICU_FOUND)
+  SET(ICU_DIR_MESSAGE
+    "ICU was not found.")
+  IF(NOT ICU_FIND_QUIETLY)
+    MESSAGE(STATUS "${ICU_DIR_MESSAGE}")
+  ELSE(NOT ICU_FIND_QUIETLY)
+    IF(ICU_FIND_REQUIRED)
+      MESSAGE(FATAL_ERROR "${ICU_DIR_MESSAGE}")
+    ENDIF(ICU_FIND_REQUIRED)
+  ENDIF(NOT ICU_FIND_QUIETLY)
+ENDIF(ICU_FOUND)
-- 
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