Make showcheck recursive, fix hang when there is not test log

Makefile.am

@@ -94,3 +94,8 @@ txt_DATA = AUTHORS COPYING.LGPL README
 EXTRA_DIST = AUTHORS COPYING.LGPL README STARPU-VERSION
 
 include starpu-top/extradist
+
+showcheck:
+	for i in $(SUBDIRS) ; do \
+		make -C $$i showcheck ; \
+	done

examples/Makefile.am

@@ -748,4 +748,7 @@ top_hello_world_top_SOURCES =			\
 	top/hello_world_top.c
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null
+	for i in $(SUBDIRS) ; do \
+		make -C $$i showcheck ; \
+	done

examples/opt/Makefile.am

@@ -78,4 +78,4 @@ endif
 
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

examples/stencil/Makefile.am

@@ -115,4 +115,4 @@ view:
 	feh --zoom 800 -F 0.xpm 0.5.xpm 1.xpm 2.xpm 3.xpm 4.xpm 6.xpm mpi.xpm
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

mpi/Makefile.am

@@ -298,4 +298,4 @@ tests_ring_async_implicit_SOURCES += tests/ring_kernel.cu
 endif
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

socl/Makefile.am

@@ -31,3 +31,8 @@ libsocl_la_include_HEADERS = \
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = socl-1.0.pc
+
+showcheck:
+	for i in $(SUBDIRS) ; do \
+		make -C $$i showcheck ; \
+	done

socl/examples/Makefile.am

@@ -64,4 +64,4 @@ clinfo_clinfo_SOURCES = clinfo/clinfo.c
 #endif
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

starpufft/Makefile.am

@@ -94,4 +94,4 @@ TESTS = $(check_PROGRAMS)
 #examples_testf_threads_LDADD = libstarpufft-@STARPU_EFFECTIVE_VERSION@.la $(top_builddir)/src/libstarpu.la -lfftw3f_threads
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

tests/Makefile.am

@@ -484,4 +484,4 @@ datawizard_interfaces_void_void_interface_SOURCES=\
 	datawizard/interfaces/void/void_interface.c
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null

tests/opt/Makefile.am

@@ -45,4 +45,4 @@ datawizard_wt_broadcast_SOURCES =		\
 
 
 showcheck:
-	-cat $(TEST_LOGS)
+	-cat $(TEST_LOGS) /dev/null