Consolidated X11 based code into the setroot function

This is to make it easier to build dwmblocks without xlib so you can
use it on wayland or other x wms.
This commit is contained in:
aidan 2020-09-05 15:48:54 -06:00
parent 13c7700f34
commit b7d1970488

View File

@ -3,7 +3,9 @@
#include<string.h>
#include<unistd.h>
#include<signal.h>
#ifndef NO_X
#include<X11/Xlib.h>
#endif
#ifdef __OpenBSD__
#define SIGPLUS SIGUSR1+1
#define SIGMINUS SIGUSR1-1
@ -31,20 +33,23 @@ void getsigcmds(unsigned int signal);
void setupsignals();
void sighandler(int signum);
int getstatus(char *str, char *last);
void setroot();
void statusloop();
void termhandler();
void pstdout();
#ifndef NO_X
void setroot();
static void (*writestatus) () = setroot;
#else
static void (*writestatus) () = pstdout;
#endif
#include "blocks.h"
static Display *dpy;
static int screen;
static Window root;
static char statusbar[LENGTH(blocks)][CMDLENGTH] = {0};
static char statusstr[2][STATUSLENGTH];
static int statusContinue = 1;
static void (*writestatus) () = setroot;
static int returnStatus = 0;
//opens process *cmd and stores output in *output
void getcmd(const Block *block, char *output)
@ -116,19 +121,27 @@ int getstatus(char *str, char *last)
return strcmp(str, last);//0 if they are the same
}
#ifndef NO_X
void setroot()
{
static Display *dpy;
static int screen;
static Window root;
if (!getstatus(statusstr[0], statusstr[1]))//Only set root if text has changed.
return;
Display *d = XOpenDisplay(NULL);
if (d) {
dpy = d;
dpy = XOpenDisplay(NULL);
if (!dpy) {
fprintf(stderr, "Failed to open display\n");
statusContinue = 0;
returnStatus = 1;
return;
}
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
XStoreName(dpy, root, statusstr[0]);
XCloseDisplay(dpy);
}
#endif
void pstdout()
{
@ -144,10 +157,12 @@ void statusloop()
setupsignals();
int i = 0;
getcmds(-1);
while (statusContinue)
while (1)
{
getcmds(i++);
writestatus();
if (!statusContinue)
break;
sleep(1.0);
}
}
@ -185,4 +200,5 @@ int main(int argc, char** argv)
signal(SIGTERM, termhandler);
signal(SIGINT, termhandler);
statusloop();
return returnStatus;
}