X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=doc%2Fman%2FMakefile.am;h=aed7835a34a6239bf5b73f00b4096a935180b2b8;hb=c53279a3e7796da67c5ad8d5e5657bf03def2dcb;hp=d84bfcdc91b05799e2a029df5f33159bcd70e3c1;hpb=156b0cf7b48f8f2e0e99b148803354ba8b1e5c6a;p=lttng-ust.git

diff --git a/doc/man/Makefile.am b/doc/man/Makefile.am
index d84bfcdc..aed7835a 100644
--- a/doc/man/Makefile.am
+++ b/doc/man/Makefile.am
@@ -49,7 +49,7 @@ MAN1 = $(addsuffix .1,$(MAN1_NAMES))
 MAN3 = $(addsuffix .3,$(MAN3_NAMES)) $(MAN3_ALIASES)
 MAN = $(MAN1) $(MAN3)
 
-if MAN_PAGES_OPT
+if ENABLE_MAN_PAGES
 # At this point, we know the user asked to build the man pages.
 if HAVE_ASCIIDOC_XMLTO
 
@@ -80,10 +80,21 @@ XTO = $(xmlto_verbose)$(XMLTO) -m $(XSL_FILE) man
 %.3.xml: $(srcdir)/%.3.txt $(COMMON_DEPS)
 	$(ADOC_DOCBOOK) -o $@ $<
 
-tracef.3 vtracef.3 &: tracef.3.xml $(XSL_FILE)
+# These pair of files are generated by a single invocation of xmlto, use an
+# empty rule that depends on a fake intermediate file to track the dependencies
+# without resorting to Group Targets which were only introduced in GNU Make 4.3.
+tracef.3 vtracef.3: tracef.3.alias
+	@# Empty recipe to mark tracef.3 and vtracef.3 as rebuilt
+
+tracelog.3 vtracelog.3: tracelog.3.alias
+	@# Empty recipe to mark tracelog.3 and vtracelog.3 as rebuilt
+
+.INTERMEDIATE: tracef.3.alias tracelog.3.alias
+
+tracef.3.alias: tracef.3.xml $(XSL_FILE)
 	$(XTO) $< 2>/dev/null
 
-tracelog.3 vtracelog.3 &: tracelog.3.xml $(XSL_FILE)
+tracelog.3.alias: tracelog.3.xml $(XSL_FILE)
 	$(XTO) $< 2>/dev/null
 
 %.3: %.3.xml $(XSL_FILE)
@@ -105,28 +116,28 @@ ERR_MSG += "Make sure both tools are installed and run the configure script agai
 	@echo $(ERR_MSG)
 	@false
 endif # HAVE_ASCIIDOC_XMLTO
-endif # MAN_PAGES_OPT
+endif # ENABLE_MAN_PAGES
 
 # Start with empty distributed/installed man pages:
 dist_man1_MANS =
 dist_man3_MANS =
 EXTRA_DIST =
 
-if MAN_PAGES_OPT
+if ENABLE_MAN_PAGES
 # Building man pages: we can install and distribute them.
 dist_man1_MANS += $(MAN1)
 dist_man3_MANS += $(MAN3) $(MAN3_TROFF)
-else # MAN_PAGES_OPT
+else # ENABLE_MAN_PAGES
 # Those are not known by automake yet because dist_man3_MANS is empty
 # at this point, so make sure they are distributed.
 EXTRA_DIST += $(MAN3_TROFF)
-endif # MAN_PAGES_OPT
+endif # ENABLE_MAN_PAGES
 
-if !MAN_PAGES_OPT
+if !ENABLE_MAN_PAGES
 dist-hook:
 	@echo "Error: Please enable the man pages before creating a distribution tarball."
 	@false
-endif # !MAN_PAGES_OPT
+endif # !ENABLE_MAN_PAGES
 
 # Always distribute the source files.
 EXTRA_DIST += $(MAN_TXT) $(COMMON_TXT) $(XSL_FILE) $(ASCIIDOC_CONF) README.md