+# SPDX-License-Identifier: LGPL-2.1-only
+
# Man pages are only built if they are enabled at configure time.
#
# They should always be built before creating a distribution tarball.
lttng-ust-dl \
lttng-ust-cyg-profile
+# Man page aliases (generated from other sources):
+MAN3_ALIASES = vtracef.3 vtracelog.3
+
# troff man pages:
MAN3_TROFF = do_tracepoint.3 tracepoint.3 tracepoint_enabled.3
# Man pages destinations:
MAN1 = $(addsuffix .1,$(MAN1_NAMES))
-MAN3 = $(addsuffix .3,$(MAN3_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
# Tools to execute:
ADOC = $(asciidoc_verbose)$(ASCIIDOC) -f $(ASCIIDOC_CONF) -d manpage \
- -a lttng_ust_register_timeout="@LTTNG_UST_DEFAULT_CONSTRUCTOR_TIMEOUT_MS@" \
-a mansource="LTTng" \
-a manmanual="LTTng Manual" \
-a manversion="$(PACKAGE_VERSION)"
%.3.xml: $(srcdir)/%.3.txt $(COMMON_DEPS)
$(ADOC_DOCBOOK) -o $@ $<
+# 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.alias: tracelog.3.xml $(XSL_FILE)
+ $(XTO) $< 2>/dev/null
+
%.3: %.3.xml $(XSL_FILE)
$(XTO) $< 2>/dev/null
@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