build: do not attempt pkg detection unless required

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>

diff --git a/configure.ac b/configure.ac
index 9193b8a61da632866f92e9e2abd898a9f3a7328b..4f35f1a8df3345da77998bdc9de15a0ed143a350 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -73,18 +73,6 @@ AC_TYPE_UINT16_T
 AC_TYPE_UINT32_T
 AC_C_INLINE
 
-PKG_CHECK_MODULES(
-       [NFACCT],
-       [libnetfilter_acct],
-)
-PKG_CHECK_MODULES(
-       [LIBMNL],
-       [libmnl],
-)
-PKG_CHECK_MODULES(
-       [ZLIB],
-       [zlib],
-)
 AC_ARG_VAR([MATH_CFLAGS], [C compiler flags for math])
 AC_ARG_VAR([MATH_LIBS], [linker flags for math])
 if test -z "${MATH_LIBS}"; then
@@ -97,6 +85,14 @@ fi
 
 test "${enable_daemon}" = "yes" && AC_DEFINE([NETDATA_DAEMON], [1], [daemon settings])
 if test "${enable_plugin_nfacct}" = "yes"; then
+       PKG_CHECK_MODULES(
+               [NFACCT],
+               [libnetfilter_acct],
+       )
+       PKG_CHECK_MODULES(
+               [LIBMNL],
+               [libmnl],
+       )
        test -z "${NFACCT_LIBS}" && AC_MSG_ERROR([netfilter_acct required but not found])
        test -z "${LIBMNL_LIBS}" && AC_MSG_ERROR([libmnl required but not found])
        AC_DEFINE([INTERNAL_PLUGIN_NFACCT], [1], [nfacct plugin settings])
@@ -104,6 +100,10 @@ if test "${enable_plugin_nfacct}" = "yes"; then
        OPTIONAL_NFACCT_LIBS="${NFACCT_LIBS} ${LIBMNL_LIBS}"
 fi
 if test "${with_zlib}" = "yes"; then
+       PKG_CHECK_MODULES(
+               [ZLIB],
+               [zlib],
+       )
        test -z "${ZLIB_LIBS}" && AC_MSG_ERROR([zlib required but not found])
        AC_DEFINE([NETDATA_WITH_ZLIB], [1], [zlib settings])
        OPTIONAL_ZLIB_CLFAGS="${ZLIB_CFLAGS}"