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Diffstat (limited to 'kwsysPlatformTestsCXX.cxx')
| -rw-r--r-- | kwsysPlatformTestsCXX.cxx | 516 |
1 files changed, 516 insertions, 0 deletions
diff --git a/kwsysPlatformTestsCXX.cxx b/kwsysPlatformTestsCXX.cxx new file mode 100644 index 0000000..7b73d06 --- /dev/null +++ b/kwsysPlatformTestsCXX.cxx @@ -0,0 +1,516 @@ +/*============================================================================ + KWSys - Kitware System Library + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +// Setup for tests that use result of stl namespace test. +#if defined(KWSYS_STL_HAVE_STD) +# if KWSYS_STL_HAVE_STD +# define kwsys_stl std +# else +# define kwsys_stl +# endif +#endif + +// Setup for tests that use iostreams. +#if defined(KWSYS_IOS_USE_ANSI) && defined(KWSYS_IOS_HAVE_STD) +# if defined(_MSC_VER) +# pragma warning (push,1) +# endif +# if KWSYS_IOS_USE_ANSI +# include <iostream> +# else +# include <iostream.h> +# endif +# if defined(_MSC_VER) +# pragma warning (pop) +# endif +# if KWSYS_IOS_HAVE_STD +# define kwsys_ios std +# else +# define kwsys_ios +# endif +#endif + +#ifdef TEST_KWSYS_STL_HAVE_STD +#include <list> +void f(std ::list<int>*) {} +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_IOS_USE_ANSI +#include <iosfwd> +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_IOS_HAVE_STD +#include <iosfwd> +void f(std ::ostream*) {} +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_IOS_USE_SSTREAM +#include <sstream> +#if defined(__GNUC__) && __GNUC__ == 2 && __GNUC_MINOR__ == 96 +# error "GCC 2.96 stringstream is buggy" +#endif +int main() +{ + std ::ostringstream ostr; + ostr << "hello"; + if(ostr.str().size() == 5) + { + return 0; + } + return -1; +} +#endif + +#ifdef TEST_KWSYS_IOS_USE_STRSTREAM_H +#include <strstream.h> +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_IOS_USE_STRSTREA_H +#include <strstrea.h> +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_STRING_HAVE_OSTREAM +# include <iostream.h> +# include <string> +void f(ostream& os, const kwsys_stl::string& s) { os << s; } +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_STRING_HAVE_ISTREAM +# include <iostream.h> +# include <string> +void f(istream& is, kwsys_stl::string& s) { is >> s; } +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_STRING_HAVE_NEQ_CHAR +# include <string> +bool f(const kwsys_stl::string& s) { return s != ""; } +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_CXX_HAS_CSTDIO +#include <cstdio> +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_CXX_HAS_CSTDDEF +#include <cstddef> +void f(size_t) {} +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_CXX_HAS_LONG_LONG +long long f(long long n) { return n; } +int main() +{ + long long n = 0; + return static_cast<int>(f(n)); +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS___INT64 +__int64 f(__int64 n) { return n; } +int main() +{ + __int64 n = 0; + return static_cast<int>(f(n)); +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS +template <class T> class A; +template <class T> int f(A<T>&); +template <class T> class A +{ +public: + // "friend int f<>(A<T>&)" would conform + friend int f(A<T>&); +private: + int x; +}; + +template <class T> int f(A<T>& a) { return a.x = 0; } +template int f(A<int>&); + +int main() +{ + A<int> a; + return f(a); +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_MEMBER_TEMPLATES +template <class U> +class A +{ +public: + U u; + A(): u(0) {} + template <class V> V m(V* p) { return *p = u; } +}; + +int main() +{ + A<short> a; + int s = 1; + return a.m(&s); +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_FULL_SPECIALIZATION +template <class T> struct A {}; +template <> struct A<int*> +{ + static int f() { return 0; } +}; +int main() { return A<int*>::f(); } +#endif + +#ifdef TEST_KWSYS_CXX_HAS_ARGUMENT_DEPENDENT_LOOKUP +namespace N +{ + class A {}; + int f(A*) { return 0; } +} +void f(void*); +int main() +{ + N::A* a = 0; + return f(a); +} +#endif + +#ifdef TEST_KWSYS_STL_HAS_ITERATOR_TRAITS +#include <iterator> +#include <list> +void f(kwsys_stl::iterator_traits<kwsys_stl::list<int>::iterator>::iterator_category const&) {} +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_HAS_ITERATOR_CATEGORY +#include <iterator> +#include <list> +void f(kwsys_stl::list<int>::iterator x) { kwsys_stl::iterator_category(x); } +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_HAS___ITERATOR_CATEGORY +#include <iterator> +#include <list> +void f(kwsys_stl::list<int>::iterator x) { kwsys_stl::__iterator_category(x); } +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_TEMPLATE +#include <memory> +template <class Alloc> +void f(const Alloc&) +{ + typedef typename Alloc::size_type alloc_size_type; +} +int main() +{ + f(kwsys_stl::allocator<char>()); + return 0; +} +#endif + +#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_NONTEMPLATE +#include <memory> +void f(kwsys_stl::allocator::size_type const&) {} +int main() { return 0; } +#endif + +#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_REBIND +#include <memory> +template <class T, class Alloc> +void f(const T&, const Alloc&) +{ + typedef typename Alloc::template rebind<T>::other alloc_type; +} +int main() +{ + f(0, kwsys_stl::allocator<char>()); + return 0; +} +#endif + +#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT +#include <memory> +void f(kwsys_stl::allocator<char> const& a) +{ + a.max_size(sizeof(int)); +} +int main() +{ + f(kwsys_stl::allocator<char>()); + return 0; +} +#endif + +#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_OBJECTS +#include <vector> +void f(kwsys_stl::vector<int> const& v1) +{ + kwsys_stl::vector<int>(1, 1, v1.get_allocator()); +} +int main() +{ + f(kwsys_stl::vector<int>()); + return 0; +} +#endif + +#ifdef TEST_KWSYS_STAT_HAS_ST_MTIM +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +int main() +{ + struct stat stat1; + (void)stat1.st_mtim.tv_sec; + (void)stat1.st_mtim.tv_nsec; + return 0; +} +#endif + +#ifdef TEST_KWSYS_CXX_SAME_LONG_AND___INT64 +void function(long**) {} +int main() +{ + __int64** p = 0; + function(p); + return 0; +} +#endif + +#ifdef TEST_KWSYS_CXX_SAME_LONG_LONG_AND___INT64 +void function(long long**) {} +int main() +{ + __int64** p = 0; + function(p); + return 0; +} +#endif + +#ifdef TEST_KWSYS_CAN_CONVERT_UI64_TO_DOUBLE +void function(double& l, unsigned __int64 const& r) +{ + l = static_cast<double>(r); +} + +int main() +{ + double tTo = 0.0; + unsigned __int64 tFrom = 0; + function(tTo, tFrom); + return 0; +} +#endif + +#ifdef TEST_KWSYS_IOS_HAVE_BINARY +int test_binary(int, ...) +{ + return 0; +} +int main() +{ + return test_binary(1, kwsys_ios::ios::binary); +} +#endif + +#ifdef TEST_KWSYS_IOS_HAS_ISTREAM_LONG_LONG +int test_istream(kwsys_ios::istream& is, long long& x) +{ + return (is >> x)? 1:0; +} +int main() +{ + long long x = 0; + return test_istream(kwsys_ios::cin, x); +} +#endif + +#ifdef TEST_KWSYS_IOS_HAS_OSTREAM_LONG_LONG +int test_ostream(kwsys_ios::ostream& os, long long x) +{ + return (os << x)? 1:0; +} +int main() +{ + long long x = 0; + return test_ostream(kwsys_ios::cout, x); +} +#endif + +#ifdef TEST_KWSYS_CHAR_IS_SIGNED +/* Return 0 for char signed and 1 for char unsigned. */ +int main() +{ + unsigned char uc = 255; + return (*reinterpret_cast<char*>(&uc) < 0)?0:1; +} +#endif + +#ifdef TEST_KWSYS_LFS_WORKS +/* Return 0 when LFS is available and 1 otherwise. */ +#define _LARGEFILE_SOURCE +#define _LARGEFILE64_SOURCE +#define _LARGE_FILES +#define _FILE_OFFSET_BITS 64 +#include <sys/types.h> +#include <sys/stat.h> +#include <assert.h> +#if KWSYS_CXX_HAS_CSTDIO +# include <cstdio> +#endif +#include <stdio.h> + +int main(int, char **argv) +{ + /* check that off_t can hold 2^63 - 1 and perform basic operations... */ +#define OFF_T_64 (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + if (OFF_T_64 % 2147483647 != 1) + return 1; + + // stat breaks on SCO OpenServer + struct stat buf; + stat( argv[0], &buf ); + if (!S_ISREG(buf.st_mode)) + return 2; + + FILE *file = fopen( argv[0], "r" ); + off_t offset = ftello( file ); + fseek( file, offset, SEEK_CUR ); + fclose( file ); + return 0; +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_SETENV +#include <stdlib.h> +int main() +{ + return setenv("A", "B", 1); +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_UNSETENV +#include <stdlib.h> +int main() +{ + unsetenv("A"); + return 0; +} +#endif + +#ifdef TEST_KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H +#include <stdlib.h> +int main() +{ + char* e = environ[0]; + return e? 0:1; +} +#endif + +#ifdef TEST_KWSYS_CXX_TYPE_INFO +/* Collect fundamental type information and save it to a CMake script. */ + +/* Include limits.h to get macros indicating long long and __int64. + Note that certain compilers need special macros to define these + macros in limits.h. */ +#if defined(_MSC_VER) && !defined(_MSC_EXTENSIONS) +# define _MSC_EXTENSIONS +#endif +#if defined(__GNUC__) && __GNUC__ < 3 +# define _GNU_SOURCE +#endif +#include <limits.h> + +#include <stdio.h> +#include <string.h> + +/* Due to shell differences and limitations of ADD_DEFINITIONS the + KWSYS_CXX_TYPE_INFO_FILE macro will sometimes have double quotes + and sometimes not. This macro will make sure the value is treated + as a double-quoted string. */ +#define TO_STRING(x) TO_STRING0(x) +#define TO_STRING0(x) TO_STRING1(x) +#define TO_STRING1(x) #x + +void f() {} + +int main() +{ + /* Construct the output file name. Some preprocessors will add an + extra level of double quotes, so strip them. */ + char fbuf[] = TO_STRING(KWSYS_CXX_TYPE_INFO_FILE); + char* fname = fbuf; + if(fname[0] == '"') + { + ++fname; + int len = static_cast<int>(strlen(fname)); + if(len > 0 && fname[len-1] == '"') + { + fname[len-1] = 0; + } + } + + /* Try to open the output file. */ + if(FILE* fout = fopen(fname, "w")) + { + /* Set the size of standard types. */ + fprintf(fout, "SET(KWSYS_SIZEOF_CHAR %d)\n", static_cast<int>(sizeof(char))); + fprintf(fout, "SET(KWSYS_SIZEOF_SHORT %d)\n", static_cast<int>(sizeof(short))); + fprintf(fout, "SET(KWSYS_SIZEOF_INT %d)\n", static_cast<int>(sizeof(int))); + fprintf(fout, "SET(KWSYS_SIZEOF_LONG %d)\n", static_cast<int>(sizeof(long))); + + /* Set the size of some non-standard but common types. */ + /* Check for a limits.h macro for long long to see if the type exists. */ +#if defined(LLONG_MAX) || defined(LONG_LONG_MAX) || defined(LONGLONG_MAX) + fprintf(fout, "SET(KWSYS_SIZEOF_LONG_LONG %d)\n", static_cast<int>(sizeof(long long))); +#else + fprintf(fout, "SET(KWSYS_SIZEOF_LONG_LONG 0) # No long long available.\n"); +#endif + /* Check for a limits.h macro for __int64 to see if the type exists. */ +#if defined(_I64_MIN) + fprintf(fout, "SET(KWSYS_SIZEOF___INT64 %d)\n", static_cast<int>(sizeof(__int64))); +#else + fprintf(fout, "SET(KWSYS_SIZEOF___INT64 0) # No __int64 available.\n"); +#endif + + /* Set the size of some pointer types. */ + fprintf(fout, "SET(KWSYS_SIZEOF_PDATA %d)\n", static_cast<int>(sizeof(void*))); + fprintf(fout, "SET(KWSYS_SIZEOF_PFUNC %d)\n", static_cast<int>(sizeof(&f))); + + /* Set whether the native type "char" is signed or unsigned. */ + unsigned char uc = 255; + fprintf(fout, "SET(KWSYS_CHAR_IS_SIGNED %d)\n", + (*reinterpret_cast<char*>(&uc) < 0)?1:0); + + fclose(fout); + return 0; + } + else + { + fprintf(stderr, "Failed to write fundamental type info to \"%s\".\n", + fname); + return 1; + } +} +#endif |