From: Roy Marples <roy@marples.name>
Date: Tue, 16 Jun 2020 16:31:47 +0000 (+0100)
Subject: eloop: Add rationale for ELOOP_NSIGNALS
X-Git-Tag: v9.1.3~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7fbcfeda938e4f566b791c45dcc942e922abe63e;p=thirdparty%2Fdhcpcd.git

eloop: Add rationale for ELOOP_NSIGNALS
---

diff --git a/src/eloop.c b/src/eloop.c
index 7b0de03d..d43dbe83 100644
--- a/src/eloop.c
+++ b/src/eloop.c
@@ -92,7 +92,13 @@
 #include <stdio.h>
 #endif
 
-#define ELOOP_NSIGNALS	5 /* Allow a backlog of signals */
+/*
+ * Allow a backlog of signals.
+ * If you use many eloops in the same process, they should all
+ * use the same signal handler or have the signal handler unset.
+ * Otherwise the signal might not behave as expected.
+ */
+#define ELOOP_NSIGNALS	5
 
 /*
  * time_t is a signed integer of an unspecified size.