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authorTomas Glozar <tglozar@redhat.com>2024-10-17 16:09:09 +0200
committerSteven Rostedt (Google) <rostedt@goodmis.org>2024-10-17 17:13:15 -0400
commit0f59a6c9c421a44e652353e3ec15cf2425b904fe (patch)
tree161b10bfe6c4b09012324322f668c514fe46d7d1 /tools
parent76b3102148135945b013797fac9b206273f0f777 (diff)
tools/build: Add libcpupower dependency detection
Add the ability to detect the presence of libcpupower on a system to the Makefiles in tools/build. Link: https://lore.kernel.org/20241017140914.3200454-2-tglozar@redhat.com Signed-off-by: Tomas Glozar <tglozar@redhat.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/build/Makefile.feature1
-rw-r--r--tools/build/feature/Makefile4
-rw-r--r--tools/build/feature/test-libcpupower.c8
3 files changed, 13 insertions, 0 deletions
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index ffd117135094..2ebfb826dcea 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 5938cf799dc6..6ef3e1ca583e 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 \
@@ -245,6 +246,9 @@ $(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 libtracefs 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;
+}