Loop example: fix indentation

[bspwm.git] / bspwm.c

diff --git a/bspwm.c b/bspwm.c
index 8a6a75280c515d7bf2c3fe4e189d94851cfcd915..344e1f43f72ccdbfae29396d84bbbd7d37aef017 100644 (file)
--- a/bspwm.c
+++ b/bspwm.c
@@ -87,8 +87,8 @@ int main(int argc, char *argv[])
 
        dpy = xcb_connect(NULL, &default_screen);
 
-       if (xcb_connection_has_error(dpy))
-               err("Can't open the default display.\n");
+       if (!check_connection(dpy))
+               exit(EXIT_FAILURE);
 
        load_settings();
        setup();
@@ -184,10 +184,8 @@ int main(int argc, char *argv[])
                        }
                }
 
-               if (xcb_connection_has_error(dpy)) {
-                       warn("The server closed the connection.\n");
+               if (!check_connection(dpy))
                        running = false;
-               }
        }
 
        cleanup();
@@ -350,6 +348,43 @@ void put_status(void)
        }
 }
 
+bool check_connection (xcb_connection_t *dpy)
+{
+       int xerr;
+       if ((xerr = xcb_connection_has_error(dpy)) != 0) {
+               warn("The server closed the connection: ");
+               switch (xerr) {
+                       case XCB_CONN_ERROR:
+                               warn("socket, pipe or stream error.\n");
+                               break;
+                       case XCB_CONN_CLOSED_EXT_NOTSUPPORTED:
+                               warn("unsupported extension.\n");
+                               break;
+                       case XCB_CONN_CLOSED_MEM_INSUFFICIENT:
+                               warn("not enough memory.\n");
+                               break;
+                       case XCB_CONN_CLOSED_REQ_LEN_EXCEED:
+                               warn("request length exceeded.\n");
+                               break;
+                       case XCB_CONN_CLOSED_PARSE_ERR:
+                               warn("can't parse display string.\n");
+                               break;
+                       case XCB_CONN_CLOSED_INVALID_SCREEN:
+                               warn("invalid screen.\n");
+                               break;
+                       case XCB_CONN_CLOSED_FDPASSING_FAILED:
+                               warn("failed to pass FD.\n");
+                               break;
+                       default:
+                               warn("unknown error.\n");
+                               break;
+               }
+               return false;
+       } else {
+               return true;
+       }
+}
+
 void sig_handler(int sig)
 {
        if (sig == SIGCHLD) {