110 lines
5.3 KiB
Diff
110 lines
5.3 KiB
Diff
--- kdelibs/cmake/modules/CheckCXXSymbolExists.cmake (Revision 0)
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+++ kdelibs/cmake/modules/CheckCXXSymbolExists.cmake (Revision 963449)
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@@ -0,0 +1,71 @@
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+# - Check if the symbol exists in include files, in C++ mode
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+# Forked off cmake's CheckSymbolExists.cmake
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+# CHECK_CXX_SYMBOL_EXISTS(SYMBOL FILES VARIABLE)
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+#
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+# SYMBOL - symbol
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+# FILES - include files to check
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+# VARIABLE - variable to return result
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+#
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+# The following variables may be set before calling this macro to
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+# modify the way the check is run:
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+#
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+# CMAKE_REQUIRED_FLAGS = string of compile command line flags
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+# CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)
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+# CMAKE_REQUIRED_INCLUDES = list of include directories
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+# CMAKE_REQUIRED_LIBRARIES = list of libraries to link
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+
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+MACRO(CHECK_CXX_SYMBOL_EXISTS SYMBOL FILES VARIABLE)
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+ IF("${VARIABLE}" MATCHES "^${VARIABLE}$")
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+ SET(CMAKE_CONFIGURABLE_FILE_CONTENT "/* */\n")
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+ SET(MACRO_CHECK_SYMBOL_EXISTS_FLAGS ${CMAKE_REQUIRED_FLAGS})
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+ IF(CMAKE_REQUIRED_LIBRARIES)
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+ SET(CHECK_SYMBOL_EXISTS_LIBS
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+ "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
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+ ELSE(CMAKE_REQUIRED_LIBRARIES)
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+ SET(CHECK_SYMBOL_EXISTS_LIBS)
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+ ENDIF(CMAKE_REQUIRED_LIBRARIES)
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+ IF(CMAKE_REQUIRED_INCLUDES)
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+ SET(CMAKE_SYMBOL_EXISTS_INCLUDES
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+ "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}")
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+ ELSE(CMAKE_REQUIRED_INCLUDES)
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+ SET(CMAKE_SYMBOL_EXISTS_INCLUDES)
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+ ENDIF(CMAKE_REQUIRED_INCLUDES)
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+ FOREACH(FILE ${FILES})
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+ SET(CMAKE_CONFIGURABLE_FILE_CONTENT
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+ "${CMAKE_CONFIGURABLE_FILE_CONTENT}#include <${FILE}>\n")
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+ ENDFOREACH(FILE)
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+ SET(CMAKE_CONFIGURABLE_FILE_CONTENT
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+ "${CMAKE_CONFIGURABLE_FILE_CONTENT}\nvoid cmakeRequireSymbol(int dummy,...){(void)dummy;}\nint main()\n{\n#ifndef ${SYMBOL}\n cmakeRequireSymbol(0,&${SYMBOL});\n#endif\n return 0;\n}\n")
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+
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+ CONFIGURE_FILE("${CMAKE_ROOT}/Modules/CMakeConfigurableFile.in"
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+ "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckSymbolExists.cxx" @ONLY)
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+
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+ MESSAGE(STATUS "Looking for ${SYMBOL}")
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+ TRY_COMPILE(${VARIABLE}
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+ ${CMAKE_BINARY_DIR}
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+ ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckSymbolExists.cxx
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+ COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
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+ CMAKE_FLAGS
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+ -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_SYMBOL_EXISTS_FLAGS}
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+ "${CHECK_SYMBOL_EXISTS_LIBS}"
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+ "${CMAKE_SYMBOL_EXISTS_INCLUDES}"
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+ OUTPUT_VARIABLE OUTPUT)
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+ IF(${VARIABLE})
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+ MESSAGE(STATUS "Looking for ${SYMBOL} - found")
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+ SET(${VARIABLE} 1 CACHE INTERNAL "Have symbol ${SYMBOL}")
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+ FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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+ "Determining if the ${SYMBOL} "
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+ "exist passed with the following output:\n"
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+ "${OUTPUT}\nFile ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckSymbolExists.cxx:\n"
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+ "${CMAKE_CONFIGURABLE_FILE_CONTENT}\n")
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+ ELSE(${VARIABLE})
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+ MESSAGE(STATUS "Looking for ${SYMBOL} - not found.")
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+ SET(${VARIABLE} "" CACHE INTERNAL "Have symbol ${SYMBOL}")
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+ FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
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+ "Determining if the ${SYMBOL} "
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+ "exist failed with the following output:\n"
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+ "${OUTPUT}\nFile ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckSymbolExists.cxx:\n"
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+ "${CMAKE_CONFIGURABLE_FILE_CONTENT}\n")
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+ ENDIF(${VARIABLE})
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+ ENDIF("${VARIABLE}" MATCHES "^${VARIABLE}$")
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+ENDMACRO(CHECK_CXX_SYMBOL_EXISTS)
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--- kdelibs/ConfigureChecks.cmake (Revision 963448)
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+++ kdelibs/ConfigureChecks.cmake (Revision 963449)
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@@ -6,6 +6,7 @@
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include(CheckIncludeFile)
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include(CheckIncludeFiles)
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include(CheckSymbolExists)
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+include(CheckCXXSymbolExists)
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include(CheckFunctionExists)
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include(CheckLibraryExists)
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include(CheckPrototypeExists)
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@@ -230,7 +231,15 @@
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check_function_exists(random HAVE_RANDOM) # kdecore/fakes.c
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check_function_exists(strlcpy HAVE_STRLCPY) # kdecore/fakes.c
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check_function_exists(strlcat HAVE_STRLCAT) # kdecore/fakes.c
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-check_function_exists(strcasestr HAVE_STRCASESTR) # kdecore/fakes.c
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+check_cxx_symbol_exists(__CORRECT_ISO_CPP_STRING_H_PROTO "string.h" HAVE_STRCASESTR_OVERLOAD) # glibc-2.9 strangeness
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+if (HAVE_STRCASESTR_OVERLOAD)
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+ message(STATUS "string.h defines __CORRECT_ISO_CPP_STRING_H_PROTO")
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+ set(HAVE_STRCASESTR 1)
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+ set(HAVE_STRCASESTR_PROTO 1)
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+else()
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+ check_function_exists(strcasestr HAVE_STRCASESTR) # kdecore/fakes.c
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+ check_prototype_exists(strcasestr string.h HAVE_STRCASESTR_PROTO)
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+endif()
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check_function_exists(setenv HAVE_SETENV) # kdecore/fakes.c
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check_function_exists(seteuid HAVE_SETEUID) # kdecore/fakes.c
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check_function_exists(setmntent HAVE_SETMNTENT) # solid, kio, kdecore
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@@ -243,7 +252,6 @@
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check_prototype_exists(mkdtemp "stdlib.h;unistd.h" HAVE_MKDTEMP_PROTO)
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check_prototype_exists(mkstemp "stdlib.h;unistd.h" HAVE_MKSTEMP_PROTO)
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check_prototype_exists(strlcat string.h HAVE_STRLCAT_PROTO)
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-check_prototype_exists(strcasestr string.h HAVE_STRCASESTR_PROTO)
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check_prototype_exists(strlcpy string.h HAVE_STRLCPY_PROTO)
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check_prototype_exists(random stdlib.h HAVE_RANDOM_PROTO)
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check_prototype_exists(res_init "sys/types.h;netinet/in.h;arpa/nameser.h;resolv.h" HAVE_RES_INIT_PROTO)
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