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cpupower: Improve Python binding's Makefile

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Add a few build variables to make it easier for distributions to
package the bindings. Allow current variables to be overwritten by
environment variables that are passed to make.

CCing Thorsten Leemhuis <linux@leemhuis.info>.

https://lore.kernel.org/r/20250624204105.457971-1-jwyatt@redhat.com
Signed-off-by: John B. Wyatt IV <jwyatt@redhat.com>
Signed-off-by: John B. Wyatt IV <sageofredondo@gmail.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
John B. Wyatt IV 2025-06-24 16:41:04 -04:00 • committed by Shuah Khan
parent 14a3318b4a
commit b74710eaff
1 changed files with 7 additions and 5 deletions
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12
tools/power/cpupower/bindings/python/Makefile
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@ -4,20 +4,22 @@
# This Makefile expects you have already run `make install-lib` in the lib
# directory for the bindings to be created.
CC := gcc
CC ?= gcc
# CFLAGS ?=
LDFLAGS ?= -lcpupower
HAVE_SWIG := $(shell if which swig >/dev/null 2>&1; then echo 1; else echo 0; fi)
HAVE_PYCONFIG := $(shell if which python-config >/dev/null 2>&1; then echo 1; else echo 0; fi)
PY_INCLUDE = $(firstword $(shell python-config --includes))
INSTALL_DIR = $(shell python3 -c "import site; print(site.getsitepackages()[0])")
PY_INCLUDE ?= $(firstword $(shell python-config --includes))
INSTALL_DIR ?= $(shell python3 -c "import site; print(site.getsitepackages()[0])")
all: _raw_pylibcpupower.so
_raw_pylibcpupower.so: raw_pylibcpupower_wrap.o
$(CC) -shared -lcpupower raw_pylibcpupower_wrap.o -o _raw_pylibcpupower.so
$(CC) -shared $(LDFLAGS) raw_pylibcpupower_wrap.o -o _raw_pylibcpupower.so
raw_pylibcpupower_wrap.o: raw_pylibcpupower_wrap.c
$(CC) -fPIC -c raw_pylibcpupower_wrap.c $(PY_INCLUDE)
$(CC) $(CFLAGS) $(PY_INCLUDE) -fPIC -c raw_pylibcpupower_wrap.c
raw_pylibcpupower_wrap.c: raw_pylibcpupower.swg
ifeq ($(HAVE_SWIG),0)