From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 9 May 2022 17:59:29 +0000 (+0000)
Subject: logging: Do not crash when log callback isn't set
X-Git-Tag: 0.9.28~809
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c99aaee4848bca38e0b4e9372a2968432d5a3d69;p=pakfire.git

logging: Do not crash when log callback isn't set

This is now possible because we have a new function to modify the
callback.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/pakfire.c b/src/libpakfire/pakfire.c
index 5b6991186..5fe47ffae 100644
--- a/src/libpakfire/pakfire.c
+++ b/src/libpakfire/pakfire.c
@@ -1659,6 +1659,10 @@ void pakfire_log(struct pakfire* pakfire, int priority, const char* file, int li
 		const char* fn, const char* format, ...) {
 	va_list args;
 
+	// Do not do anything if callback isn't set
+	if (!pakfire->callbacks.log)
+		return;
+
 	// Save errno
 	int saved_errno = errno;