mirror of
https://github.com/taglib/taglib.git
synced 2025-07-20 05:54:20 -04:00
Merge branch 'master' into merge-master
Conflicts: ConfigureChecks.cmake config.h.cmake taglib/CMakeLists.txt taglib/toolkit/taglib.h taglib/toolkit/tbytevector.cpp taglib/toolkit/tmap.tcc taglib/toolkit/tstring.h
This commit is contained in:
Tsuda Kageyu
@ -7,41 +7,44 @@ include(CheckTypeSize)
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include(CheckCXXSourceCompiles)
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include(TestBigEndian)
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# Determine the CPU byte order.
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test_big_endian(TAGLIB_BIG_ENDIAN)
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# Check if the size of integral types are suitable.
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if(NOT TAGLIB_BIG_ENDIAN)
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set(TAGLIB_LITTLE_ENDIAN 1)
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check_type_size("short" SIZEOF_SHORT)
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if(NOT ${SIZEOF_SHORT} EQUAL 2)
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MESSAGE(FATAL_ERROR "TagLib requires that short is 16-bit wide.")
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endif()
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# Determine the size of numeric types.
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check_type_size("short" SIZEOF_SHORT)
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check_type_size("int" SIZEOF_INT)
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check_type_size("long long" SIZEOF_LONGLONG)
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check_type_size("wchar_t" SIZEOF_WCHAR_T)
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check_type_size("int" SIZEOF_INT)
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if(NOT ${SIZEOF_INT} EQUAL 4)
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MESSAGE(FATAL_ERROR "TagLib requires that int is 32-bit wide.")
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endif()
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check_type_size("long long" SIZEOF_LONGLONG)
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if(NOT ${SIZEOF_LONGLONG} EQUAL 8)
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MESSAGE(FATAL_ERROR "TagLib requires that long long is 64-bit wide.")
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endif()
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check_type_size("wchar_t" SIZEOF_WCHAR_T)
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if(${SIZEOF_WCHAR_T} LESS 2)
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MESSAGE(FATAL_ERROR "TagLib requires that wchar_t is sufficient to store a UTF-16 char.")
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endif()
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# Determine the CPU byte order.
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test_big_endian(IS_BIG_ENDIAN)
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if(NOT IS_BIG_ENDIAN)
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set(SYSTEM_BYTEORDER 1)
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else()
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set(SYSTEM_BYTEORDER 2)
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endif()
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# Determine the size of floating point types.
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check_type_size("float" SIZEOF_FLOAT)
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check_type_size("double" SIZEOF_DOUBLE)
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check_type_size("long double" SIZEOF_LONGDOUBLE)
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# Determine whether or not your compiler supports move semantics.
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check_cxx_source_compiles("
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#ifdef __clang__
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# pragma clang diagnostic error \"-Wc++11-extensions\"
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#endif
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#include <utility>
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int func(int &&x) { return x - 1; }
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int main() { return func(std::move(1)); }
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" SUPPORT_MOVE_SEMANTICS)
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# Determine if your compiler supports std::wstring.
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check_cxx_source_compiles("
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#include <string>
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int main() {
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std::wstring x(L\"ABC\");
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return 0;
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}
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" HAVE_STD_WSTRING)
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# Determine which kind of byte swap functions your compiler supports.
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# GCC's __builtin_bswap* should be checked individually
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@ -115,75 +118,8 @@ if(NOT HAVE_GCC_BYTESWAP_16 OR NOT HAVE_GCC_BYTESWAP_32 OR NOT HAVE_GCC_BYTESWAP
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endif()
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endif()
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# Determine where shared_ptr<T> is defined regardless of C++11 support.
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check_cxx_source_compiles("
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#include <memory>
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int main() { std::tr1::shared_ptr<int> x; return 0; }
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" HAVE_STD_SHARED_PTR)
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if(NOT HAVE_STD_SHARED_PTR)
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check_cxx_source_compiles("
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#include <tr1/memory>
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int main() { std::tr1::shared_ptr<int> x; return 0; }
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" HAVE_TR1_SHARED_PTR)
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if(NOT HAVE_TR1_SHARED_PTR)
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check_cxx_source_compiles("
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#include <boost/shared_ptr.hpp>
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int main() { boost::shared_ptr<int> x; return 0; }
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" HAVE_BOOST_SHARED_PTR)
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endif()
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endif()
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# Determine which kind of atomic operations your compiler supports.
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if(NOT HAVE_STD_SHARED_PTR AND NOT HAVE_TR1_SHARED_PTR AND NOT HAVE_BOOST_SHARED_PTR)
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check_cxx_source_compiles("
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int main() {
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volatile int x;
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__sync_add_and_fetch(&x, 1);
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int y = __sync_sub_and_fetch(&x, 1);
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return 0;
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}
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" HAVE_GCC_ATOMIC)
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if(NOT HAVE_GCC_ATOMIC)
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check_cxx_source_compiles("
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#include <libkern/OSAtomic.h>
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int main() {
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volatile int32_t x;
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OSAtomicIncrement32Barrier(&x);
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int32_t y = OSAtomicDecrement32Barrier(&x);
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return 0;
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}
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" HAVE_MAC_ATOMIC)
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if(NOT HAVE_MAC_ATOMIC)
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check_cxx_source_compiles("
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#include <windows.h>
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int main() {
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volatile LONG x;
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InterlockedIncrement(&x);
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LONG y = InterlockedDecrement(&x);
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return 0;
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}
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" HAVE_WIN_ATOMIC)
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if(NOT HAVE_WIN_ATOMIC)
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check_cxx_source_compiles("
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#include <ia64intrin.h>
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int main() {
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volatile int x;
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__sync_add_and_fetch(&x, 1);
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int y = __sync_sub_and_fetch(&x, 1);
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return 0;
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}
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" HAVE_IA64_ATOMIC)
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endif()
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endif()
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endif()
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endif()
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# Determine whether your compiler supports some safer version of sprintf.
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check_cxx_source_compiles("
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#include <cstdio>
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int main() { char buf[20]; snprintf(buf, 20, \"%d\", 1); return 0; }
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@ -197,6 +133,7 @@ if(NOT HAVE_SNPRINTF)
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endif()
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# Determine whether your compiler supports codecvt.
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check_cxx_source_compiles("
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#include <codecvt>
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int main() {
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@ -205,7 +142,8 @@ check_cxx_source_compiles("
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}
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" HAVE_STD_CODECVT)
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# Check for libz using the cmake supplied FindZLIB.cmake
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# Determine whether zlib is installed.
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find_package(ZLIB)
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if(ZLIB_FOUND)
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set(HAVE_ZLIB 1)
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@ -213,6 +151,88 @@ else()
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set(HAVE_ZLIB 0)
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endif()
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# Determine whether your compiler supports move semantics.
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check_cxx_source_compiles("
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#ifdef __clang__
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# pragma clang diagnostic error \"-Wc++11-extensions\"
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#endif
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#include <utility>
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int func(int &&x) { return x - 1; }
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int main() { return func(std::move(1)); }
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" TAGLIB_USE_MOVE_SEMANTICS)
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# Determine where shared_ptr<T> is defined regardless of C++11 support.
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check_cxx_source_compiles("
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#include <memory>
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int main() { std::tr1::shared_ptr<int> x; return 0; }
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" TAGLIB_USE_STD_SHARED_PTR)
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if(NOT TAGLIB_USE_STD_SHARED_PTR)
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check_cxx_source_compiles("
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#include <tr1/memory>
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int main() { std::tr1::shared_ptr<int> x; return 0; }
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" TAGLIB_USE_TR1_SHARED_PTR)
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if(NOT TAGLIB_USE_TR1_SHARED_PTR)
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check_cxx_source_compiles("
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#include <boost/shared_ptr.hpp>
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int main() { boost::shared_ptr<int> x; return 0; }
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" TAGLIB_USE_BOOST_SHARED_PTR)
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endif()
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endif()
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# Determine which kind of atomic operations your compiler supports.
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if(NOT TAGLIB_USE_STD_SHARED_PTR AND NOT TAGLIB_USE_TR1_SHARED_PTR AND NOT TAGLIB_USE_BOOST_SHARED_PTR)
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check_cxx_source_compiles("
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int main() {
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volatile int x;
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__sync_add_and_fetch(&x, 1);
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int y = __sync_sub_and_fetch(&x, 1);
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return 0;
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}
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" TAGLIB_USE_GCC_ATOMIC)
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if(NOT TAGLIB_USE_GCC_ATOMIC)
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check_cxx_source_compiles("
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#include <libkern/OSAtomic.h>
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int main() {
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volatile int32_t x;
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OSAtomicIncrement32Barrier(&x);
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int32_t y = OSAtomicDecrement32Barrier(&x);
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return 0;
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}
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" TAGLIB_USE_MAC_ATOMIC)
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if(NOT TAGLIB_USE_MAC_ATOMIC)
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check_cxx_source_compiles("
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#include <windows.h>
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int main() {
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volatile LONG x;
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InterlockedIncrement(&x);
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LONG y = InterlockedDecrement(&x);
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return 0;
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}
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" TAGLIB_USE_WIN_ATOMIC)
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if(NOT TAGLIB_USE_WIN_ATOMIC)
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check_cxx_source_compiles("
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#include <ia64intrin.h>
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int main() {
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volatile int x;
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__sync_add_and_fetch(&x, 1);
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int y = __sync_sub_and_fetch(&x, 1);
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return 0;
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}
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" TAGLIB_USE_IA64_ATOMIC)
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endif()
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endif()
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endif()
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endif()
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# Determine whether CppUnit is installed.
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set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
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find_package(CppUnit)
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