# HG changeset patch
# User Matt Johnston <matt@ucc.asn.au>
# Date 1648102725 -28800
# Node ID 9382271da9ef734483b6c06625a9cf61f0130752
# Parent  4a6725ac957cbd81abb169a83f12292226567ec4
Only set soft core limit not hard limit

Otherwise child shells can't enable coredumps if desired.

Fixes #145 on github

diff -r 4a6725ac957c -r 9382271da9ef dbutil.c
--- a/dbutil.c	Thu Mar 24 13:42:08 2022 +0800
+++ b/dbutil.c	Thu Mar 24 14:18:45 2022 +0800
@@ -599,9 +599,14 @@
 }
 
 void disallow_core() {
-	struct rlimit lim;
-	lim.rlim_cur = lim.rlim_max = 0;
-	setrlimit(RLIMIT_CORE, &lim);
+	struct rlimit lim = {0};
+	if (getrlimit(RLIMIT_CORE, &lim) < 0) {
+		TRACE(("getrlimit(RLIMIT_CORE) failed"));
+	}
+	lim.rlim_cur = 0;
+	if (setrlimit(RLIMIT_CORE, &lim) < 0) {
+		TRACE(("setrlimit(RLIMIT_CORE) failed"));
+	}
 }
 
 /* Returns DROPBEAR_SUCCESS or DROPBEAR_FAILURE, with the result in *val */