#include <xosd.h>
#include <unistd.h>
#include <time.h>
#include <stdlib.h>
#include <string.h>

#define MAXTEXTLEN 30 

#include <stdio.h>

void get_time(char * s_time)
{
	time_t t;
	struct tm *tmp;

	t = time(NULL);
	tmp = localtime(&t);
	if (tmp == NULL) {
		perror("localtime");
		exit(EXIT_FAILURE);
	}

//	if ( strftime (s_time, MAXTEXTLEN, "%l:%M:%S%p %a, %b %e", tmp) == 0 ) {
	if ( strftime (s_time, MAXTEXTLEN, "%l:%M%p %a, %b %e", tmp) == 0 ) {
		fprintf (stderr, "strftime returned 0");
		exit (EXIT_FAILURE);
	}
}

int main (int argc, char *argv[])
{
    char *color = "#1e518a";
    char *s_time = (char *) malloc(MAXTEXTLEN);
    char *old_time = (char *) malloc(MAXTEXTLEN);
    xosd *osd;

    if ( argc > 1 )
    {
		color = argv[1];
    }

    osd = xosd_create(1);

    xosd_set_font(osd, "-*-utopia-regular-r-*-*-*-180-*-*-*-135-*-*");
    xosd_set_colour(osd, color);
    xosd_set_timeout(osd, 60);
    xosd_set_shadow_offset(osd, 1);
	xosd_set_align (osd, XOSD_right);
	xosd_set_vertical_offset (osd, 740);

	get_time(s_time);
	for (;;)
	{
		strncpy (old_time, s_time, MAXTEXTLEN);

		xosd_display (osd, 0, XOSD_string, s_time);

		while ( strcmp( old_time, s_time) == 0)
		{		
			sleep(59);
			get_time (s_time);
		}
		xosd_wait_until_no_display(osd);
	}

//    xosd_wait_until_no_display(osd);
    
    xosd_destroy (osd);

    return 0;
}