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authorArnaldo Carvalho de Melo <acme@redhat.com>2017-03-02 12:55:49 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-03-03 19:07:19 -0300
commit120010cb1eea151d38a3e66f5ffc79a0c3110292 (patch)
tree149786c6b833f4c80e6229b6e9b67b8c2bb980ea /tools/build/feature
parente3ba76deef23064fc272424b86b506cd80b04fc5 (diff)
downloadlinux-120010cb1eea151d38a3e66f5ffc79a0c3110292.tar.bz2
tools build: Add test for sched_getcpu()
Instead of trying to go on adding more ifdef conditions, do a feature test and define HAVE_SCHED_GETCPU_SUPPORT instead, then use it to provide the prototype. No need to change the stub, as it is already a __weak symbol. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-yge89er9g90sc0v6k0a0r5tr@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/build/feature')
-rw-r--r--tools/build/feature/Makefile6
-rw-r--r--tools/build/feature/test-all.c5
-rw-r--r--tools/build/feature/test-sched_getcpu.c7
3 files changed, 17 insertions, 1 deletions
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index b564a2eea039..ab1e2bbc2e96 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -48,7 +48,8 @@ FILES= \
test-get_cpuid.bin \
test-sdt.bin \
test-cxx.bin \
- test-jvmti.bin
+ test-jvmti.bin \
+ test-sched_getcpu.bin
FILES := $(addprefix $(OUTPUT),$(FILES))
@@ -91,6 +92,9 @@ $(OUTPUT)test-libelf.bin:
$(OUTPUT)test-glibc.bin:
$(BUILD)
+$(OUTPUT)test-sched_getcpu.bin:
+ $(BUILD)
+
DWARFLIBS := -ldw
ifeq ($(findstring -static,${LDFLAGS}),-static)
DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index 699e43627397..cc6c7c01f4ca 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -117,6 +117,10 @@
# include "test-pthread-attr-setaffinity-np.c"
#undef main
+#define main main_test_sched_getcpu
+# include "test-sched_getcpu.c"
+#undef main
+
# if 0
/*
* Disable libbabeltrace check for test-all, because the requested
@@ -182,6 +186,7 @@ int main(int argc, char *argv[])
main_test_get_cpuid();
main_test_bpf();
main_test_libcrypto();
+ main_test_sched_getcpu();
main_test_sdt();
return 0;
diff --git a/tools/build/feature/test-sched_getcpu.c b/tools/build/feature/test-sched_getcpu.c
new file mode 100644
index 000000000000..c4a148dd7104
--- /dev/null
+++ b/tools/build/feature/test-sched_getcpu.c
@@ -0,0 +1,7 @@
+#define _GNU_SOURCE
+#include <sched.h>
+
+int main(void)
+{
+ return sched_getcpu();
+}