static int main_(int argc, char** argv)
{
{ for(int i = 1; i < argc; ++i)
{
char const* const arg = argv[i];
}}
winstl::temporary_directory dir;
winstl::path path1(dir);
winstl::path path2(dir);
path1 /= "abc";
path2 /= "def";
stlsoft::scoped_handle<char const*> scoper3(path1.c_str(), ::remove);
stlsoft::scoped_handle<char const*> scoper4(path2.c_str(), ::remove);
HANDLE hFile = winstl::file_create_always(path1.c_str(), GENERIC_WRITE, 0, 0);
if(INVALID_HANDLE_VALUE == hFile)
{
fprintf(stderr, "could not open %s: %s\n", path1.c_str(), winstl::error_desc().c_str());
return EXIT_FAILURE;
}
else
{
stlsoft::scoped_handle<HANDLE> scoper1(hFile, ::CloseHandle, INVALID_HANDLE_VALUE);
;
}
DWORD numLinks1;
DWORD numLinks2;
winstl::hard_link_count_links(path1.c_str(), &numLinks1);
if(!winstl::hard_link_create(path2.c_str(), path1.c_str()))
{
fprintf(stderr, "failed: %s\n", winstl::error_desc().c_str());
}
winstl::hard_link_count_links(path1.c_str(), &numLinks2);
// tmpnam
/* . */
return EXIT_SUCCESS;
}
static int main_(int /* argc */, char ** /*argv*/)
{
platformstl::file_path_buffer path1;
platformstl::file_path_buffer path2;
stlsoft::scoped_handle<char const*> scoper1(::tmpnam(&path1[0]), ::remove);
stlsoft::scoped_handle<char const*> scoper2(::tmpnam(&path2[0]), ::remove);
// Define the data:
//
// "FastFormat can write to vectored file APIs"
static char fragment0[] = " ";
static char fragment1[] = "FastFormat";
static char fragment2[] = "can";
static char fragment3[] = "write";
static char fragment4[] = "to";
static char fragment5[] = "vectored";
static char fragment6[] = "file";
static char fragment7[] = "APIs";
fprintf(stdout, "writing to '%s' via raw API (writev())\n", path1.c_str());
{
iovec vecs[] =
{
{ &fragment1[0], STLSOFT_NUM_ELEMENTS(fragment1) - 1 } // "FastFormat"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment2[0], STLSOFT_NUM_ELEMENTS(fragment2) - 1 } // "can"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment3[0], STLSOFT_NUM_ELEMENTS(fragment3) - 1 } // "write"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment4[0], STLSOFT_NUM_ELEMENTS(fragment4) - 1 } // "to"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment5[0], STLSOFT_NUM_ELEMENTS(fragment5) - 1 } // "vectored"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment6[0], STLSOFT_NUM_ELEMENTS(fragment6) - 1 } // "file"
, { &fragment0[0], STLSOFT_NUM_ELEMENTS(fragment0) - 1 } // " "
, { &fragment7[0], STLSOFT_NUM_ELEMENTS(fragment7) - 1 } // "APIs"
};
int fh = ::open(path1.c_str(), O_RDWR | O_CREAT, S_IWRITE | S_IREAD);
ssize_t cb = ::writev(fh, &vecs[0], STLSOFT_NUM_ELEMENTS(vecs));
::close(fh);
STLSOFT_SUPPRESS_UNUSED(cb);
}
fprintf(stdout, "writing to '%s' via FastFormat's vectored_file sink\n", path2.c_str());
{
int fh = ::open(path2.c_str(), O_WRONLY | O_CREAT | O_TRUNC, S_IWRITE | S_IREAD);
stlsoft::scoped_handle<int> fh_(fh, ::close, -1);
fastformat::sinks::vectored_file_sink s(fh);
fastformat::fmt(s, "{1}{0}{2}{0}{3}{0}{4}{0}{5}{0}{6}{0}{7}", fragment0, fragment1, fragment2, fragment3, fragment4, fragment5, fragment6, fragment7);
}
fprintf(stdout, "memory mapping '%s'\n", path1.c_str());
platformstl::file_lines lines1(path1.c_str());
fprintf(stdout, "memory mapping '%s'\n", path2.c_str());
platformstl::file_lines lines2(path2.c_str());
if(lines1 != lines2)
{
fprintf(stderr, "file contents differ!\n");
}
else
{
fprintf(stdout, "file contents identical\n");
}
return EXIT_SUCCESS;
}