y.c File Reference

#include <windows.h>
#include <stdio.h>
#include <tchar.h>

Include dependency graph for y.c:

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Macros
#define	BUFF_SIZE   4096

Functions
static VOID	ConErrPrintf (LPTSTR szFormat,...)
static VOID	ConOutPuts (LPTSTR szText)
int	main (int argc, char **argv)

Macro Definition Documentation

BUFF_SIZE

#define BUFF_SIZE   4096

Definition at line 12 of file y.c.

Function Documentation

ConErrPrintf()

static VOID ConErrPrintf ( LPTSTR  szFormat,   ...  )

static

Definition at line 19 of file y.c.

{
    DWORD dwWritten;
    TCHAR szOut[BUFF_SIZE];
    va_list arg_ptr;
 
    va_start (arg_ptr, szFormat);
    _vstprintf (szOut, szFormat, arg_ptr);
    va_end (arg_ptr);
 
    WriteFile (GetStdHandle (STD_ERROR_HANDLE), szOut, _tcslen(szOut), &dwWritten, NULL);
}

ConOutPuts()

static VOID ConOutPuts ( LPTSTR  szText )

static

Definition at line 34 of file y.c.

{
    DWORD dwWritten;
 
    WriteFile (GetStdHandle (STD_OUTPUT_HANDLE), szText, _tcslen(szText), &dwWritten, NULL);
    WriteFile (GetStdHandle (STD_OUTPUT_HANDLE), "\n", 1, &dwWritten, NULL);
}

main()

int main	(	int argc	,
		char **	argv
	)

Definition at line 43 of file y.c.

{
    INT i;
    HANDLE hFind;
    HANDLE hConsoleIn, hConsoleOut, hFile;
    char buff[BUFF_SIZE];
    DWORD dwRead,dwWritten;
    BOOL bRet;
    WIN32_FIND_DATA FindData;
 
    hConsoleIn = GetStdHandle(STD_INPUT_HANDLE);
    hConsoleOut = GetStdHandle(STD_OUTPUT_HANDLE);
 
    if (argc == 2 && _tcsncmp (argv[1], _T("/?"), 2) == 0)
    {
        ConOutPuts(_T("copy stdin to stdout and then files to stdout\n"
                      "\n"
                      "Y [files]\n"
                      "\n"
                      "files         files to copy to stdout"));
        return 0;
    }
 
    /*stdin to stdout*/
    do
    {
        bRet = ReadFile(hConsoleIn,buff,sizeof(buff),&dwRead,NULL);
 
        if (dwRead>0 && bRet)
            WriteFile(hConsoleOut,buff,dwRead,&dwWritten,NULL);
 
    } while(dwRead>0 && bRet);
 
 
    /*files to stdout*/
    Sleep(0);
 
    for (i = 1; i < argc; i++)
    {
        hFind=FindFirstFile(argv[i],&FindData);
 
        if (hFind==INVALID_HANDLE_VALUE)
        {
            ConErrPrintf("File not found - %s\n",argv[i]);
            continue;
        }
 
        do
        {
            hFile = CreateFile(FindData.cFileName,
                GENERIC_READ,
                FILE_SHARE_READ,NULL,
                OPEN_EXISTING,
                FILE_ATTRIBUTE_NORMAL,NULL);
 
            if(hFile == INVALID_HANDLE_VALUE)
            {
                ConErrPrintf("File not found - %s\n",FindData.cFileName);
                continue;
            }
 
            do
            {
                bRet = ReadFile(hFile,buff,sizeof(buff),&dwRead,NULL);
 
                if (dwRead>0 && bRet)
                    WriteFile(hConsoleOut,buff,dwRead,&dwWritten,NULL);
 
            } while(dwRead>0 && bRet);
 
            CloseHandle(hFile);
 
        }
        while(FindNextFile(hFind,&FindData));
 
        FindClose(hFind);
    }
 
    return 0;
}