fix empty content in man page PDFs

Commit 67a4546f95ae463db7cc3e6270d7fb32a848de7c inadvertently removed spaces in
this makefile causing the Groff commands to silently fail. Fixes #1734.

diff --git a/cmd/dot/Makefile.am b/cmd/dot/Makefile.am
index 480c45730b5252e425c3371961f6deae38afe71e..c4693e1c9a328a26b2fd15cba98f3616f695e395 100644 (file)
--- a/cmd/dot/Makefile.am
+++ b/cmd/dot/Makefile.am
@@ -67,13 +67,13 @@ uninstall-hook:
        (cd $(DESTDIR)$(libdir); rm -f config;)
 
 dot.1.pdf: $(srcdir)/dot.1
-       @GROFF@-Tps -man $(srcdir)/dot.1 | @PS2PDF@ - - >dot.1.pdf
+       @GROFF@ -Tps -man $(srcdir)/dot.1 | @PS2PDF@ - - >dot.1.pdf
 
 osage.1.pdf: $(srcdir)/osage.1
-       @GROFF@-Tps -man $(srcdir)/osage.1 | @PS2PDF@ - - >osage.1.pdf
+       @GROFF@ -Tps -man $(srcdir)/osage.1 | @PS2PDF@ - - >osage.1.pdf
 
 patchwork.1.pdf: $(srcdir)/patchwork.1
-       @GROFF@-Tps -man $(srcdir)/patchwork.1 | @PS2PDF@ - - >patchwork.1.pdf
+       @GROFF@ -Tps -man $(srcdir)/patchwork.1 | @PS2PDF@ - - >patchwork.1.pdf
 
 dot_static_SOURCES = dot.c dot_builtins.c
 dot_static_CPPFLAGS = $(AM_CPPFLAGS) -DDEMAND_LOADING=0