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open an X display

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This commit is contained in:
Dana Jansens 2002-07-11 02:17:47 +00:00
parent c8d584f90e
commit 426b1ea2b6
1 changed files with 14 additions and 1 deletions
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15
util/epist/main.cc
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@ -25,6 +25,8 @@
#endif // HAVE_CONFIG_H
extern "C" {
#include <X11/Xlib.h>
#ifdef HAVE_UNISTD_H
# include <sys/types.h>
# include <unistd.h>
@ -50,6 +52,8 @@ using std::endl;
bool _shutdown = false;
char **_argv;
char *_display_name = 0;
Display *_display = 0;
#ifdef HAVE_SIGACTION
static void signalhandler(int sig)
@ -74,6 +78,7 @@ static RETSIGTYPE signalhandler(int sig)
#endif // HAVE_SIGACTION
}
int main(int, char **argv) {
_argv = argv;
@ -98,9 +103,17 @@ int main(int, char **argv) {
signal(SIGINT, (RETSIGTYPE (*)(int)) signalhandler);
signal(SIGHUP, (RETSIGTYPE (*)(int)) signalhandler);
#endif // HAVE_SIGACTION
_display = XOpenDisplay(_display_name);
if (! _display) {
cout << "Connection to X server '" << _display_name << "' failed.\n";
return 1;
}
while (! _shutdown) {
usleep(500);
}
XCloseDisplay(_display);
return 0;
}