/*
	Img.c : "Write" image CGI.

	Programed by Kaburaya Seiden.
	http://www2.justnet.ne.jp/~kabstudio/
	kab-studio@multimedia.design.co.jp

	This program is "Copyleft".
*/




/* If you compile in DEBUG mode, set 1.*/
/* else(Release mode), set 0 */
#define MODE_DEBUG 0

#include <stdlib.h>
#include <stdio.h>


#if MODE_DEBUG
#define TRACE(sz) printf("%s\n",sz)
#else
#define TRACE(st)
#endif


#define MAX_URL_LEN	257
#define IMG_DEFAULT	"./TPDot.gif"


int WriteImg( p_pchFile )
char	*p_pchFile;
{
	int	iChar, iScanRes;
	FILE	*pfImg;

	printf( "Content-type: image/gif\n\n" );

	pfImg = fopen( p_pchFile, "rb" ); /* Read only, Binary mode */
	if( pfImg == NULL )
	{
		pfImg = fopen( IMG_DEFAULT, "rb" ); /* Open default image file. */
		if( pfImg == NULL )
			return 0;
	}

	rewind( pfImg );	/* Go to Top */
	while( !feof( pfImg ) )
		putchar( fgetc( pfImg ) );	/* Output */
	fclose( pfImg );

	return 1;
}


int main( argc, argv )
int		argc;
char	*argv[];
{
	char chPara[MAX_URL_LEN];

	if( argc < 2 )
		strcpy( chPara, IMG_DEFAULT );
	else
		strcpy( chPara, argv[1] );

	WriteImg( chPara );

	exit( 0 );
}