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.
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34
dwmblocks.c
34
dwmblocks.c
@ -3,7 +3,9 @@
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#include<string.h>
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#include<unistd.h>
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#include<signal.h>
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#ifndef NO_X
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#include<X11/Xlib.h>
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#endif
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#ifdef __OpenBSD__
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#define SIGPLUS SIGUSR1+1
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#define SIGMINUS SIGUSR1-1
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@ -31,20 +33,23 @@ void getsigcmds(unsigned int signal);
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void setupsignals();
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void sighandler(int signum);
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int getstatus(char *str, char *last);
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void setroot();
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void statusloop();
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void termhandler();
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void pstdout();
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#ifndef NO_X
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void setroot();
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static void (*writestatus) () = setroot;
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#else
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static void (*writestatus) () = pstdout;
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#endif
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#include "blocks.h"
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static Display *dpy;
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static int screen;
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static Window root;
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static char statusbar[LENGTH(blocks)][CMDLENGTH] = {0};
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static char statusstr[2][STATUSLENGTH];
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static int statusContinue = 1;
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static void (*writestatus) () = setroot;
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static int returnStatus = 0;
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//opens process *cmd and stores output in *output
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void getcmd(const Block *block, char *output)
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@ -116,19 +121,27 @@ int getstatus(char *str, char *last)
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return strcmp(str, last);//0 if they are the same
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}
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#ifndef NO_X
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void setroot()
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{
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static Display *dpy;
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static int screen;
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static Window root;
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if (!getstatus(statusstr[0], statusstr[1]))//Only set root if text has changed.
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return;
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Display *d = XOpenDisplay(NULL);
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if (d) {
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dpy = d;
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dpy = XOpenDisplay(NULL);
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if (!dpy) {
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fprintf(stderr, "Failed to open display\n");
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statusContinue = 0;
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returnStatus = 1;
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return;
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}
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screen = DefaultScreen(dpy);
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root = RootWindow(dpy, screen);
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XStoreName(dpy, root, statusstr[0]);
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XCloseDisplay(dpy);
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}
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#endif
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void pstdout()
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{
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@ -144,10 +157,12 @@ void statusloop()
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setupsignals();
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int i = 0;
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getcmds(-1);
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while (statusContinue)
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while (1)
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{
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getcmds(i++);
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writestatus();
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if (!statusContinue)
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break;
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sleep(1.0);
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}
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}
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@ -185,4 +200,5 @@ int main(int argc, char** argv)
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signal(SIGTERM, termhandler);
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signal(SIGINT, termhandler);
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statusloop();
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return returnStatus;
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}
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