doc: fix parallel build, broken by c5e2007.

Parallel make failed, because dependencies were not properly specified
for all auto generated man pages.
(cherry picked from commit d9e0abc8657dc1ee5aab391af4543a7cd1c9d757)

diff --git a/doc/Makefile.am b/doc/Makefile.am
index 8313f3f..0d6e0b1 100644 (file)
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -26,9 +26,7 @@ clean-local:
        rm -rf html
        rm -rf man
 
-man/man3/SMACK_LABEL_LEN.3: doxygen.stamp
-
-man_MANS += \
+EXTRA_MANS = \
        man/man3/SMACK_LABEL_LEN.3 \
        man/man3/smack.h.3 \
        man/man3/smack_accesses_add.3 \
@@ -50,6 +48,10 @@ man_MANS += \
        man/man3/smack_revoke_subject.3 \
        man/man3/smack_set_label_for_self.3 \
        man/man3/smack_smackfs_path.3
+
+$(EXTRA_MANS): doxygen.stamp
+man_MANS += $(EXTRA_MANS)
+
 endif
 
 EXTRA_DIST += $(man_MANS)