Add knotd.pc file that exposes module_instdir variable

Signed-off-by: Daniel Salzman <daniel.salzman@nic.cz>

.gitignore

@@ -53,6 +53,7 @@
 /m4/ltversion.m4
 /m4/lt~obsolete.m4
 /src/dnssec/libdnssec.pc
+/src/knotd.pc
 /src/libknot.pc
 /src/libknot/version.h
 /src/knot/modules/static_modules.h

configure.ac

@@ -59,7 +59,8 @@ LT_INIT
 # Use pkg-config
 PKG_PROG_PKG_CONFIG
 m4_ifdef([PKG_INSTALLDIR], [PKG_INSTALLDIR], [AC_SUBST([pkgconfigdir], ['${libdir}/pkgconfig'])])
-AC_CONFIG_FILES([src/libknot.pc
+AC_CONFIG_FILES([src/knotd.pc
+                 src/libknot.pc
                  src/dnssec/libdnssec.pc
                  src/zscanner/libzscanner.pc
                  ])

src/Makefile.am

@@ -195,7 +195,7 @@ libknot_la_LDFLAGS = $(AM_LDFLAGS) $(libknot_VERSION_INFO) $(lmdb_LIBS) $(LDFLAG
 libknot_la_LIBADD = dnssec/libdnssec.la libcontrib.la
 
 # pkg-config
-pkgconfig_DATA = libknot.pc
+pkgconfig_DATA = knotd.pc libknot.pc
 
 # static: utilities shared
 libknotus_la_SOURCES =				\

src/knotd.pc.in

+prefix=@prefix@
+exec_prefix=@prefix@
+libdir=@libdir@
+module_instdir=@module_instdir@
+
+Name: knotd
+Description: Knot DNS daemon
+URL: https://www.knot-dns.cz
+Version: @PACKAGE_VERSION@