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/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
*(at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include <X11/Xlib.h>
#define MAXLENGTH 256
int
dectobin(int dec)
{
if (dec == 0) return 0;
if (dec == 1) return 1;
return (dec % 2) + 10 * dectobin(dec / 2);
}
void
gettime(int *store)
{
time_t t = time(NULL);
struct tm *tm = localtime(&t);
store[0] = tm->tm_hour;
store[1] = tm->tm_min;
}
void
formatstring(char *status, int *time)
{
char *env = getenv("binstatus");
if (strcmp(env, "dec") == 0)
{
snprintf(status, MAXLENGTH, "%02d:%02d", time[0], time[1]);
}
else
{
snprintf(status, MAXLENGTH, "%05d %06d", dectobin(time[0]),
dectobin(time[1]));
}
}
int
main(void)
{
int exitflag = EXIT_SUCCESS;
char status[MAXLENGTH];
int time[2];
Display *dsp = XOpenDisplay(NULL);
if(!dsp)
{
fprintf(stderr, "cannot open X display\n");
exit(EXIT_FAILURE);
}
while (1)
{
gettime(time);
formatstring(status, time);
int res = XStoreName(dsp, DefaultRootWindow(dsp), status);
if (res == BadAlloc)
{
fprintf(stderr, "X: unable to allocate source"
" or server memory.\n");
exitflag = EXIT_FAILURE;
break;
}
else if (res == BadWindow)
{
fprintf(stderr, "X: No default window found\n");
exitflag = EXIT_FAILURE;
break;
}
XFlush(dsp);
sleep(1);
}
XCloseDisplay(dsp);
return exitflag;
}
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