paleofetch

commit f9029ba4f64083bfbdb582c6798df92972ea5b90
parent 1c43e3315699bb6d295c9c927d62c761a38ba00b
Author: sam-barr <samfbarr@outlook.com>
Date:   Wed, 22 Apr 2020 00:50:58 -0500

Error handling for XOpenDisplay()

Diffstat:
M
paleofetch.c
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/paleofetch.c b/paleofetch.c
@@ -160,6 +160,10 @@ char *get_shell() {
 
 char *get_resolution() {
     Display *display = XOpenDisplay(NULL);
+    if(display == NULL) {
+        status = -1;
+        halt_and_catch_fire("XOpenDisplay failed");
+    }
     int screen = DefaultScreen(display);
 
     int width = DisplayWidth(display, screen);