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authorBaruch Siach <baruch@tkos.co.il>2021-09-02 12:56:00 +0300
committerTobias Klauser <tklauser@distanz.ch>2021-09-02 15:06:14 +0200
commit194ec61843b9598ce90873c812b817c4b96e2e0d (patch)
treec3909a9cfd9864802ccf5b07f635f3f5238c26ac
parentdc5783816136f5569622193cdaba22571b20d81e (diff)
Detect libpcap dependencies using pkg-config
When building statically the link command line must include all dependencies of all libraries. libpcap can optionally depend on libnl. mausezahn can't build statically in this case. Use pkg-config in configure and in the link command to construct the library flags we need to link with libpcap. Signed-off-by: Baruch Siach <baruch@tkos.co.il> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
-rwxr-xr-xconfigure4
-rw-r--r--mausezahn/Makefile2
2 files changed, 4 insertions, 2 deletions
diff --git a/configure b/configure
index 510826a..598ae24 100755
--- a/configure
+++ b/configure
@@ -588,7 +588,9 @@ int main(void)
}
EOF
- $CC -o $TMPDIR/pcaptest $TMPDIR/pcaptest.c -lpcap >> config.log 2>&1
+ $CC -o $TMPDIR/pcaptest $TMPDIR/pcaptest.c \
+ $($PKG_CONFIG --libs libpcap 2>> config.log) \
+ >> config.log 2>&1
if [ ! -x $TMPDIR/pcaptest ] ; then
echo "[NO]"
echo "CONFIG_LIBPCAP=0" >> Config
diff --git a/mausezahn/Makefile b/mausezahn/Makefile
index ca16b65..9544565 100644
--- a/mausezahn/Makefile
+++ b/mausezahn/Makefile
@@ -1,6 +1,6 @@
mausezahn-libs = -lcli \
-lnet \
- -lpcap \
+ $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --libs libpcap 2> /dev/null ) \
-lrt \
-lpthread \
-lm