From 0b5c86d1df472f05be22539c7aa7a93f90319d48 Mon Sep 17 00:00:00 2001
From: rti <none@none>
Date: Thu, 26 May 2011 21:50:00 +0200
Subject: [PATCH] Added: FindIconv which is needed for a completely static
 client build on Mac OS X

---
 code/CMakeLists.txt               |  6 +++
 code/CMakeModules/FindIconv.cmake | 83 +++++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+)
 create mode 100644 code/CMakeModules/FindIconv.cmake

diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index 3f477d9c4..004dee0db 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -125,6 +125,12 @@ IF(WITH_STATIC)
   # libxml2 could need winsock2 library
   SET(LIBXML2_DEFINITIONS ${LIBXML2_DEFINITIONS} -DLIBXML_STATIC)
   SET(LIBXML2_LIBRARIES ${LIBXML2_LIBRARIES} ${WINSOCK2_LIB})
+
+  # on Mac OS X libxml2 requieres iconv
+  IF(APPLE)
+    FIND_PACKAGE(Iconv REQUIRED)
+    SET(LIBXML2_LIBRARIES ${LIBXML2_LIBRARIES} ${ICONV_LIBRARIES})
+  ENDIF(APPLE)
 ENDIF(WITH_STATIC)
 
 IF(WITH_STLPORT)
diff --git a/code/CMakeModules/FindIconv.cmake b/code/CMakeModules/FindIconv.cmake
new file mode 100644
index 000000000..5e9e48250
--- /dev/null
+++ b/code/CMakeModules/FindIconv.cmake
@@ -0,0 +1,83 @@
+# - Try to find Iconv on Mac OS X
+# Once done this will define 
+# 
+#  ICONV_FOUND - system has Iconv 
+#  ICONV_INCLUDE_DIR - the Iconv include directory 
+#  ICONV_LIBRARIES - Link these to use Iconv 
+#  ICONV_SECOND_ARGUMENT_IS_CONST - the second argument for iconv() is const
+# 
+
+IF(APPLE)
+  include(CheckCCompilerFlag)
+  include(CheckCSourceCompiles)
+  
+  IF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
+    # Already in cache, be silent
+    SET(ICONV_FIND_QUIETLY TRUE)
+  ENDIF (ICONV_INCLUDE_DIR AND ICONV_LIBRARIES)
+  
+  IF(APPLE)
+      FIND_PATH(ICONV_INCLUDE_DIR iconv.h
+               PATHS
+               /opt/local/include/
+               NO_CMAKE_SYSTEM_PATH
+      )
+  
+      FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv c
+               PATHS
+               /opt/local/lib/
+               NO_CMAKE_SYSTEM_PATH
+      )
+  ENDIF(APPLE)
+  
+  FIND_PATH(ICONV_INCLUDE_DIR iconv.h PATHS /opt/local/include /sw/include)
+  
+  string(REGEX REPLACE "(.*)/include/?" "\\1" ICONV_INCLUDE_BASE_DIR "${ICONV_INCLUDE_DIR}")
+  
+  FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv c HINTS "${ICONV_INCLUDE_BASE_DIR}/lib" PATHS /opt/local/lib)
+   
+  IF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES) 
+     SET(ICONV_FOUND TRUE) 
+  ENDIF(ICONV_INCLUDE_DIR AND ICONV_LIBRARIES) 
+  
+  set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIR})
+  set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
+  IF(ICONV_FOUND)
+    check_c_compiler_flag("-Werror" ICONV_HAVE_WERROR)
+    set (CMAKE_C_FLAGS_BACKUP "${CMAKE_C_FLAGS}")
+    if(ICONV_HAVE_WERROR)
+      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
+    endif(ICONV_HAVE_WERROR)
+    check_c_source_compiles("
+    #include <iconv.h>
+    int main(){
+      iconv_t conv = 0;
+      const char* in = 0;
+      size_t ilen = 0;
+      char* out = 0;
+      size_t olen = 0;
+      iconv(conv, &in, &ilen, &out, &olen);
+      return 0;
+    }
+  " ICONV_SECOND_ARGUMENT_IS_CONST )
+    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS_BACKUP}")
+  ENDIF(ICONV_FOUND)
+  set(CMAKE_REQUIRED_INCLUDES)
+  set(CMAKE_REQUIRED_LIBRARIES)
+  
+  IF(ICONV_FOUND) 
+    IF(NOT ICONV_FIND_QUIETLY) 
+      MESSAGE(STATUS "Found Iconv: ${ICONV_LIBRARIES}") 
+    ENDIF(NOT ICONV_FIND_QUIETLY) 
+  ELSE(ICONV_FOUND) 
+    IF(Iconv_FIND_REQUIRED) 
+      MESSAGE(FATAL_ERROR "Could not find Iconv") 
+    ENDIF(Iconv_FIND_REQUIRED) 
+  ENDIF(ICONV_FOUND) 
+  
+  MARK_AS_ADVANCED(
+    ICONV_INCLUDE_DIR
+    ICONV_LIBRARIES
+    ICONV_SECOND_ARGUMENT_IS_CONST
+  )
+ENDIF(APPLE)