From: Tomas Glozar <tglo...@redhat.com>
Add a test for libcpupower into feature tests and use it to add a
dependency on libcpupower to rtla.
Signed-off-by: Tomas Glozar <tglo...@redhat.com>
---
tools/build/Makefile.feature | 1 +
tools/build/feature/Makefile | 4 ++++
tools/build/feature/test-libcpupower.c | 8 ++++++++
tools/tracing/rtla/Makefile | 2 ++
tools/tracing/rtla/Makefile.config | 9 +++++++++
5 files changed, 24 insertions(+)
create mode 100644 tools/build/feature/test-libcpupower.c
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 1e2ab148d5db..e4fb0a1fbddf 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -53,6 +53,7 @@ FEATURE_TESTS_BASIC := \
libslang-include-subdir \
libtraceevent \
libtracefs \
+ libcpupower \
libcrypto \
libunwind \
pthread-attr-setaffinity-np \
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index ed54cef450f5..c93d62afc1e8 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -38,6 +38,7 @@ FILES= \
test-libslang.bin \
test-libslang-include-subdir.bin \
test-libtraceevent.bin \
+ test-libcpupower.bin \
test-libtracefs.bin \
test-libcrypto.bin \
test-libunwind.bin \
@@ -212,6 +213,9 @@ $(OUTPUT)test-libslang-include-subdir.bin:
$(OUTPUT)test-libtraceevent.bin:
$(BUILD) -ltraceevent
+$(OUTPUT)test-libcpupower.bin:
+ $(BUILD) -lcpupower
+
$(OUTPUT)test-libtracefs.bin:
$(BUILD) $(shell $(PKG_CONFIG) --cflags libtraceevent 2>/dev/null)
-ltracefs
diff --git a/tools/build/feature/test-libcpupower.c
b/tools/build/feature/test-libcpupower.c
new file mode 100644
index 000000000000..a346aa332a71
--- /dev/null
+++ b/tools/build/feature/test-libcpupower.c
@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <cpuidle.h>
+
+int main(void)
+{
+ int rv = cpuidle_state_count(0);
+ return rv;
+}
diff --git a/tools/tracing/rtla/Makefile b/tools/tracing/rtla/Makefile
index b5878be36125..a6a7dee16622 100644
--- a/tools/tracing/rtla/Makefile
+++ b/tools/tracing/rtla/Makefile
@@ -32,8 +32,10 @@ DOCSRC := ../../../Documentation/tools/rtla/
FEATURE_TESTS := libtraceevent
FEATURE_TESTS += libtracefs
+FEATURE_TESTS += libcpupower
FEATURE_DISPLAY := libtraceevent
FEATURE_DISPLAY += libtracefs
+FEATURE_DISPLAY += libcpupower
ifeq ($(V),1)
Q =
diff --git a/tools/tracing/rtla/Makefile.config
b/tools/tracing/rtla/Makefile.config
index 0b7ecfb30d19..8b6bc91e5dff 100644
--- a/tools/tracing/rtla/Makefile.config
+++ b/tools/tracing/rtla/Makefile.config
@@ -42,6 +42,15 @@ else
$(info libtracefs is missing. Please install libtracefs-dev/libtracefs-devel)
endif
+$(call feature_check,libcpupower)
+ifeq ($(feature-libcpupower), 1)
+ $(call detected,CONFIG_LIBCPUPOWER)
+ $(call lib_setup,cpupower)
+else
+ STOP_ERROR := 1
+ $(info libcpupower is missing. Please install
libcpupower-dev/kernel-tools-libs-devel)
+endif
+
ifeq ($(STOP_ERROR),1)
$(error Please, check the errors above.)
endif
--
2.43.0
