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-rw-r--r--tools/perf/Makefile.config11
1 files changed, 10 insertions, 1 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index eb95c0c0a169..12a8204d63c6 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -228,8 +228,17 @@ strip-libs = $(filter-out -l%,$(1))
PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
+# Python 3.8 changed the output of `python-config --ldflags` to not include the
+# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
+# libpython fails if that flag is not included in LDFLAGS
+ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
+ PYTHON_CONFIG_LDFLAGS := --ldflags --embed
+else
+ PYTHON_CONFIG_LDFLAGS := --ldflags
+endif
+
ifdef PYTHON_CONFIG
- PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
+ PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null)
PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)