Detect and document dependency on -ldl on Linux, -lc on BSD for dlopen

[lttng-ust.git] / tests / demo / Makefile.am

diff --git a/tests/demo/Makefile.am b/tests/demo/Makefile.am
index eafb076fbebb6e8279ff6d9e1a2cf72ca14400ab..4e113edc87705e0c9654d68b5b589df5e493533e 100644 (file)
--- a/tests/demo/Makefile.am
+++ b/tests/demo/Makefile.am
@@ -1,8 +1,47 @@
-AM_CPPFLAGS = -I$(top_srcdir)/include
+# -Wsystem-headers is needed to print warnings in the tracepoint
+# description file.
+AM_CPPFLAGS = -I$(top_srcdir)/include -Wsystem-headers
+
+# Set LIBS to nothing so the application does not link on useless
+# libraries.
+LIBS =
+
+# Force the shared flag on the noinst libraries since they are
+# only build static by default
+FORCE_SHARED_LIB_OPTIONS = -module -shared -avoid-version \
+                          -rpath $(abs_builddir)
+
+PROBE_LIBS = -lurcu-bp -lurcu-bp -luuid -lpthread -ldl
+
+noinst_LTLIBRARIES = liblttng-ust-provider-ust-tests-demo.la \
+       liblttng-ust-provider-ust-tests-demo3.la
+
+#contains ust_tests_demo.h and ust_tests_demo2.h provider probes
+liblttng_ust_provider_ust_tests_demo_la_SOURCES = \
+       tp.c ust_tests_demo.h \
+       tp2.c ust_tests_demo2.h
+liblttng_ust_provider_ust_tests_demo_la_LIBADD = \
+       $(top_builddir)/liblttng-ust/liblttng-ust.la
+liblttng_ust_provider_ust_tests_demo_la_LDFLAGS = \
+       $(FORCE_SHARED_LIB_OPTIONS) \
+       $(PROBE_LIBS)
+
+#contains ust_tests_demo3.h provider probes
+liblttng_ust_provider_ust_tests_demo3_la_SOURCES = \
+       tp3.c ust_tests_demo3.h
+liblttng_ust_provider_ust_tests_demo3_la_LIBADD = \
+       $(top_builddir)/liblttng-ust/liblttng-ust.la
+liblttng_ust_provider_ust_tests_demo3_la_LDFLAGS = \
+       $(FORCE_SHARED_LIB_OPTIONS) \
+       $(PROBE_LIBS)
 
 noinst_PROGRAMS = demo
-demo_SOURCES = demo.c tp.c ust_tests_demo.h
-demo_LDADD = $(top_builddir)/liblttng-ust/liblttng-ust.la
+demo_SOURCES = demo.c ust_tests_demo.h
+# The demo program only depends on libdl/libc for dlopen().
+if LTTNG_UST_BUILD_WITH_LIBDL
+demo_LDADD = -ldl
+endif
+if LTTNG_UST_BUILD_WITH_LIBC_DL
+demo_LDADD = -lc
+endif
 
-noinst_SCRIPTS = run
-EXTRA_DIST = run