swanctl: Fix man page build on FreeBSD

BSD make seems to only evaluate $< for certain rules (like the suffix rule
used to generate the config template).

diff --git a/src/swanctl/Makefile.am b/src/swanctl/Makefile.am
index 482688c977eccaf6f87a0aa30c914c766bc495f4..b84d705879f78844174b51db27c2fe2af7ea5ccf 100644 (file)
--- a/src/swanctl/Makefile.am
+++ b/src/swanctl/Makefile.am
@@ -46,7 +46,7 @@ CLEANFILES = $(man_MANS)
 
 swanctl.conf.5.main: swanctl.opt
        $(AM_V_GEN) \
-       $(PYTHON) $(top_srcdir)/conf/format-options.py -n -f man $< > $(srcdir)/$@
+       $(PYTHON) $(top_srcdir)/conf/format-options.py -n -f man swanctl.opt > $(srcdir)/$@
 
 swanctl.conf.5: swanctl.conf.5.head swanctl.conf.5.main swanctl.conf.5.tail
        $(AM_V_GEN) \