dwm picom added

dwm/picom/src/diagnostic.c

@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: MPL-2.0
+// Copyright (c) 2018 Yuxuan Shui <yshuiv7@gmail.com>
+
+#include <stdio.h>
+#include <xcb/xcb.h>
+#include <xcb/composite.h>
+
+#include "backend/driver.h"
+#include "diagnostic.h"
+#include "config.h"
+#include "picom.h"
+#include "common.h"
+
+void print_diagnostics(session_t *ps, const char *config_file, bool compositor_running) {
+	printf("**Version:** " COMPTON_VERSION "\n");
+	//printf("**CFLAGS:** %s\n", "??");
+	printf("\n### Extensions:\n\n");
+	printf("* Shape: %s\n", ps->shape_exists ? "Yes" : "No");
+	printf("* XRandR: %s\n", ps->randr_exists ? "Yes" : "No");
+	printf("* Present: %s\n", ps->present_exists ? "Present" : "Not Present");
+	printf("\n### Misc:\n\n");
+	printf("* Use Overlay: %s\n", ps->overlay != XCB_NONE ? "Yes" : "No");
+	if (ps->overlay == XCB_NONE) {
+		if (compositor_running) {
+			printf("  (Another compositor is already running)\n");
+		} else if (session_redirection_mode(ps) != XCB_COMPOSITE_REDIRECT_MANUAL) {
+			printf("  (Not in manual redirection mode)\n");
+		} else {
+			printf("\n");
+		}
+	}
+#ifdef __FAST_MATH__
+	printf("* Fast Math: Yes\n");
+#endif
+	printf("* Config file used: %s\n", config_file ?: "None");
+	printf("\n### Drivers (inaccurate):\n\n");
+	print_drivers(ps->drivers);
+
+	for (int i = 0; i < NUM_BKEND; i++) {
+		if (backend_list[i] && backend_list[i]->diagnostics) {
+			printf("\n### Backend: %s\n\n", BACKEND_STRS[i]);
+			auto data = backend_list[i]->init(ps);
+			if (!data) {
+				printf(" Cannot initialize this backend\n");
+			} else {
+				backend_list[i]->diagnostics(data);
+				backend_list[i]->deinit(data);
+			}
+		}
+	}
+}
+
+// vim: set noet sw=8 ts=8 :