プログラマ専用SNS ミクプラ

コード:

#include <Windows.h>

static void PrintChars() {
    HANDLE hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
    DWORD num_written;
    static const char* cr_lf = "\r\n";
    for(char c=' '; c<'\x7f'; ++c) {
        WriteFile(hStdout, &c, 1, &num_written, NULL);
        if(c % 16 == 15) WriteFile(hStdout, cr_lf, 2, &num_written, NULL);
    }
    WriteFile(hStdout, cr_lf, 2, &num_written, NULL);
}
static void WaitEnter() {
    HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE); 
    char buffer;
    DWORD num_read;
    do {
        num_read = 0;
        ReadFile(hStdin, &buffer, 1, &num_read, NULL);
    } while(num_read && buffer != '\n');
}
int main() {
    PrintChars();
    WaitEnter();   
    HANDLE hcsb = CreateFileA("CONOUT$", GENERIC_WRITE | GENERIC_READ,
        FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); 
    CONSOLE_FONT_INFOEX cfi = {sizeof(cfi)};
    // Populate cfi with the screen buffer's current font info
    GetCurrentConsoleFontEx(hcsb, FALSE, &cfi);
    // Modify the font size in cfi
    cfi.dwFontSize.X *= 2;
    cfi.dwFontSize.Y *= 2;
    // Use cfi to set the screen buffer's new font
    SetCurrentConsoleFontEx(hcsb, FALSE, &cfi);

    WaitEnter();
    CloseHandle(hcsb);
    return 0;
}