1*4882a593SmuzhiyunFrom 194ec61843b9598ce90873c812b817c4b96e2e0d Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Baruch Siach <baruch@tkos.co.il>
3*4882a593SmuzhiyunDate: Thu, 2 Sep 2021 12:56:00 +0300
4*4882a593SmuzhiyunSubject: [PATCH] Detect libpcap dependencies using pkg-config
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunWhen building statically the link command line must include all
7*4882a593Smuzhiyundependencies of all libraries. libpcap can optionally depend on libnl.
8*4882a593Smuzhiyunmausezahn can't build statically in this case.
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunUse pkg-config in configure and in the link command to construct the
11*4882a593Smuzhiyunlibrary flags we need to link with libpcap.
12*4882a593Smuzhiyun
13*4882a593SmuzhiyunSigned-off-by: Baruch Siach <baruch@tkos.co.il>
14*4882a593SmuzhiyunSigned-off-by: Tobias Klauser <tklauser@distanz.ch>
15*4882a593Smuzhiyun---
16*4882a593SmuzhiyunUpstream status: commit 194ec61843b9598ce90873c812b817c4b96e2e0d
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun configure          | 4 +++-
19*4882a593Smuzhiyun mausezahn/Makefile | 2 +-
20*4882a593Smuzhiyun 2 files changed, 4 insertions(+), 2 deletions(-)
21*4882a593Smuzhiyun
22*4882a593Smuzhiyundiff --git a/configure b/configure
23*4882a593Smuzhiyunindex 510826a798f5..598ae2433a7a 100755
24*4882a593Smuzhiyun--- a/configure
25*4882a593Smuzhiyun+++ b/configure
26*4882a593Smuzhiyun@@ -588,7 +588,9 @@ int main(void)
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun EOF
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun-	$CC -o $TMPDIR/pcaptest $TMPDIR/pcaptest.c -lpcap >> config.log 2>&1
31*4882a593Smuzhiyun+	$CC -o $TMPDIR/pcaptest $TMPDIR/pcaptest.c \
32*4882a593Smuzhiyun+		$($PKG_CONFIG --libs libpcap 2>> config.log) \
33*4882a593Smuzhiyun+		>> config.log 2>&1
34*4882a593Smuzhiyun 	if [ ! -x $TMPDIR/pcaptest ] ; then
35*4882a593Smuzhiyun 		echo "[NO]"
36*4882a593Smuzhiyun 		echo "CONFIG_LIBPCAP=0" >> Config
37*4882a593Smuzhiyundiff --git a/mausezahn/Makefile b/mausezahn/Makefile
38*4882a593Smuzhiyunindex ca16b6579583..9544565355cc 100644
39*4882a593Smuzhiyun--- a/mausezahn/Makefile
40*4882a593Smuzhiyun+++ b/mausezahn/Makefile
41*4882a593Smuzhiyun@@ -1,6 +1,6 @@
42*4882a593Smuzhiyun mausezahn-libs =	-lcli \
43*4882a593Smuzhiyun 			-lnet \
44*4882a593Smuzhiyun-			-lpcap \
45*4882a593Smuzhiyun+			$(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --libs libpcap 2> /dev/null ) \
46*4882a593Smuzhiyun 			-lrt \
47*4882a593Smuzhiyun 			-lpthread \
48*4882a593Smuzhiyun 			-lm
49*4882a593Smuzhiyun--
50*4882a593Smuzhiyun2.33.0
51*4882a593Smuzhiyun
52