From 364135911b3557b6ca10e7f69d0f531605b518f2 Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Thu, 20 Apr 2006 16:09:03 +0000
Subject: Added detection of execinfo.h (part of the libexecinfo port on
 freebsd, default in glibc) -- can be used to make inspircd generate its OWN
 backtraces :>

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3885 e03df62e-2008-0410-955e-edbf42e46eb7
---
 configure | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/configure b/configure
index 665d13083..143615673 100755
--- a/configure
+++ b/configure
@@ -34,6 +34,7 @@ $config{MAX_CHANNE}         = "20";                             		# Default Max.
 $config{MAX_OPERCH}         = "60"; 						# Default Max. Channels per oper
 $config{MAXI_MODES}         = "20";                             		# Default Max. Number of Modes set at once.
 $config{HAS_STRLCPY}        = "false";                          		# strlcpy Check.
+$config{HAS_EXECINFO}       = "0";						# execinfo.h Check.
 $config{USE_KQUEUE}         = "y";						# kqueue enabled
 $config{USE_EPOLL}          = "y";						# epoll enabled
 $config{THREADED_DNS}       = "n";						# threaded dns (experimental)
@@ -177,6 +178,28 @@ if (!$fail) {
 print "yes\n" if $config{HAS_STRLCPY} eq "true";
 print "no\n" if $config{HAS_STRLCPY} eq "false";
 
+printf "Checking if execinfo.h exists... ";
+$config{HAS_EXECINFO} = "0";
+my $fail = 0;
+open(EXECINFO, "</usr/include/execinfo.h") or $fail = 1;
+if ($fail) {
+	$fail = 0;
+	open(EXECINFO, "</usr/local/include/execinfo.h") or $fail = 1;
+	if (!$fail) {
+		printf "/usr/local/include/execinfo.h\n";
+		$config{HAS_EXECINFO} = "1";
+		close(EXECINFO);
+	}
+	else {
+		printf "Not found!\n";
+	}
+}
+else {
+	printf "/usr/include/execinfo.h\n";
+	$config{HAS_EXECINFO} = "1";
+	close(EXECINFO);
+}
+
 printf "Checking if kqueue exists... ";
 $has_kqueue = 0;
 $fail = 0;
@@ -937,6 +960,7 @@ sub writefiles {
 #define REVISION "$revision2"
 #define MAXCLIENTS $config{MAX_CLIENT}
 #define MAX_DESCRIPTORS $config{MAX_DESCRIPTORS}
+#define HAS_EXECINFO $config{HAS_EXECINFO}
 #define NICKMAX $NL
 #define CHANMAX $CL
 #define MAXCHANS $config{MAX_CHANNE}
-- 
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