allow Cmake to generate IceConfig.h

Ice/libsrc/CMakeLists.txt

+PROJECT(ICE)
+
+# Version
+SET(ICE_YEAR 03)
+SET(ICE_MONTH 08)
+SET(ICE_VERSION
+        "${ICE_YEAR}.${ICE_MONTH)")
+
+# Platform configuration tests.
+INCLUDE(${CMAKE_ROOT}/Modules/CMakeBackwardCompatibilityC.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CMakeBackwardCompatibilityCXX.cmake)
+
+# System to Build
+SET(ICE_SYSTEM        ${CMAKE_SYSTEM_NAME})
+SET(ARCH_TO_BUILD ${ICE_SYSTEM} CACHE STRING "Host Arcitecture : Linux IRIXN32 IRIX64 AIX CYGWIN")
+# Allow the user to customize their build with some local options
+#
+ADD_DEFINITIONS(-D${ARCH_TO_BUILD})
+
+MESSAGE(STATUS "Finding Atomic Data Sizes")
+SET(ICE_SIZEOF_CHAR   ${CMAKE_SIZEOF_CHAR})
+SET(ICE_SIZEOF_DOUBLE ${CMAKE_SIZEOF_DOUBLE})
+SET(ICE_SIZEOF_FLOAT  ${CMAKE_SIZEOF_FLOAT})
+SET(ICE_SIZEOF_INT    ${CMAKE_SIZEOF_INT})
+SET(ICE_SIZEOF_LONG   ${CMAKE_SIZEOF_LONG})
+SET(ICE_SIZEOF_SHORT  ${CMAKE_SIZEOF_SHORT})
+INCLUDE (${CMAKE_ROOT}/Modules/CheckTypeSize.cmake)
+MESSAGE(STATUS "Finding a 64 Bit Integer")
+CHECK_TYPE_SIZE(__int64        SIZEOF___INT64)
+CHECK_TYPE_SIZE("long long"    SIZEOF_LONG_LONG)
+
+# Don't Really Need to check these ...
+SET(ICE_VOID_VALID 1)
+SET(ICE_VOID "void")
+SET(ICE_PTR_VALID 1)
+SET(ICE_PTR "void *")
+SET(ICE_CHAR_VALID 1)
+SET(ICE_CHAR "char")
+SET(ICE_8_INT_VALID 1)
+SET(ICE_8_INT  "unsigned char")
+# These should be Valid
+IF(${ICE_SIZEOF_FLOAT} MATCHES 4)
+	SET(ICE_32_FLOAT_VALID 1)
+	SET(ICE_FLOAT "float")
+	SET(ICE_32_FLOAT "float")
+ELSE (${ICE_SIZEOF_FLOAT} MATCHES 4)
+	MESSAGE(SEND_ERROR "Can't Find a 32 Bit Float")
+ENDIF (${ICE_SIZEOF_FLOAT} MATCHES 4)
+IF(${ICE_SIZEOF_DOUBLE} MATCHES 8)
+	SET(ICE_64_FLOAT_VALID 1)
+	SET(ICE_DOUBLE "double")
+	SET(ICE_64_FLOAT "double")
+ELSE (${ICE_SIZEOF_DOUBLE} MATCHES 8)
+	MESSAGE(SEND_ERROR "Can't Find a 64 Bit Float")
+ENDIF (${ICE_SIZEOF_DOUBLE} MATCHES 8)
+# These are sometimes different
+IF(${ICE_SIZEOF_INT} MATCHES 4)
+	SET(ICE_32_INT_VALID 1)
+	SET(ICE_32_INT "int")
+	SET(ICE_32_U_INT "unsigned int")
+	SET(ICE_32_S_INT "int")
+ELSE (${ICE_SIZEOF_INT} MATCHES 4)
+	IF(${ICE_SIZEOF_LONG} MATCHES 4)
+		SET(ICE_32_INT_VALID 1)
+		SET(ICE_32_INT "long")
+		SET(ICE_32_U_INT "unsigned long")
+		SET(ICE_32_S_INT "long")
+	ELSE(${ICE_SIZEOF_LONG} MATCHES 4)
+		MESSAGE(SEND_ERROR "Can't Find a 32 Bit Integer")
+	ENDIF(${ICE_SIZEOF_LONG} MATCHES 4)
+ENDIF(${ICE_SIZEOF_INT} MATCHES 4)
+
+
+# Find include files
+FIND_PATH(ICE_HAVE_FCNTL fcntl.h /usr/include /usr/include/sys)
+FIND_PATH(ICE_HAVE_NETINET in.h /usr/include/netinet /usr/include /usr/include/sys)
+FIND_PATH(ICE_HAVE_MMAN mman.h /usr/include/sys /usr/include)
+
+#Create IceConfig.h 
+CONFIGURE_FILE(
+${ICE_SOURCE_DIR}/IceConfig.h.in
+${ICE_BINARY_DIR}/IceConfig.h
+)
+

Ice/libsrc/IceConfig.h.in

+/********************************************************/
+/*							*/
+/* 	ICE Host Dependent Configuration File		*/
+/*	Automatically Generated by CMake		*/
+/*							*/
+/********************************************************/
+
+#ifndef __ICE_CONFIG
+#define __ICE_CONFIG
+
+/* what byte order */
+#cmakedefine CMAKE_WORDS_BIGENDIAN
+#ifdef CMAKE_WORDS_BIGENDIAN
+  #define ICE_WORDS_BIGENDIAN
+  #define ICE_BYTE_ORDER_BIG
+#else
+  #define ICE_WORDS_LITTLEENDIAN
+  #define ICE_BYTE_ORDER_LITTLE
+#endif
+
+#define ICE_SYSTEM "@ICE_SYSTEM@"
+#define ICE_HOST @ICE_SYSTEM@
+
+#cmakedefine ICE_VOID_VALID
+#ifndef ICE_VOID_VALID
+	/* Force an Error */
+#error	ICE_VOID not defined
+#endif
+#define ICE_VOID @ICE_VOID@
+
+#cmakedefine ICE_PTR_VALID
+#ifndef ICE_PTR_VALID
+	/* Force an Error */
+#error	ICE_PTR not defined
+#endif
+#define ICE_PTR @ICE_PTR@
+
+#cmakedefine ICE_CHAR_VALID
+#ifndef ICE_CHAR_VALID
+	/* Force an Error */
+#error	ICE_CHAR not defined
+#endif
+#define ICE_CHAR @ICE_CHAR@
+
+#cmakedefine ICE_8_INT_VALID
+#ifndef ICE_8_INT_VALID
+	/* Force an Error */
+#error	ICE_8_INT not defined
+#endif
+#define ICE_8_INT 	@ICE_8_INT@
+
+#cmakedefine ICE_32_INT_VALID
+#ifndef ICE_32_INT_VALID
+	/* Force an Error */
+#error	ICE_32_INT not defined
+#endif
+#define ICE_32_INT 	@ICE_32_INT@
+#define ICE_32_U_INT	@ICE_32_U_INT@
+#define ICE_32_S_INT	@ICE_32_S_INT@
+
+#cmakedefine ICE_32_FLOAT_VALID
+#ifndef ICE_32_FLOAT_VALID
+	/* Force an Error */
+#error	ICE_32_FLOAT not defined
+#endif
+#define ICE_32_FLOAT @ICE_32_FLOAT@
+#define ICE_FLOAT @ICE_32_FLOAT@
+
+#cmakedefine ICE_64_FLOAT_VALID
+#ifndef ICE_64_FLOAT_VALID
+	/* Force an Error */
+#error	ICE_64_FLOAT not defined
+#endif
+#define ICE_64_FLOAT @ICE_64_FLOAT@
+#define ICE_DOUBLE @ICE_64_FLOAT@
+
+
+#ifndef SIZEOF___INT64
+#cmakedefine SIZEOF___INT64
+#endif
+
+#ifndef SIZEOF_LONG_LONG
+#cmakedefine SIZEOF_LONG_LONG
+#endif
+
+#if defined( SIZEOF___INT64 )
+# define ICE_64_INT __int64
+# define HAVE_64_INT
+#elif defined( SIZEOF_LONG_LONG )
+# define ICE_64_INT long long
+# define HAVE_64_INT
+#else
+# error "64 bit long not defined"
+#endif
+
+
+
+#cmakedefine ICE_HAVE_FCNTL
+#cmakedefine ICE_HAVE_NETINET
+#cmakedefine ICE_HAVE_MMAN
+
+#endif /* __ICE_CONFIG */