Thread (7 messages) 7 messages, 3 authors, 2021-01-22

Re: [PATCH] cpupower: add Makefile dependencies for install targets

From: Thomas Renninger <trenn@suse.com>
Date: 2021-01-07 10:08:30
Also in: lkml

Am Dienstag, 5. Januar 2021, 00:57:18 CET schrieb Ivan Babrou:
This allows building cpupower in parallel rather than serially.
cpupower is built serially:

[ make clean ]

time make
real    0m3,742s
user    0m3,330s
sys     0m1,105s

[ make clean ]

time make -j10
real    0m1,045s
user    0m3,153s
sys     0m1,037s

Only advantage I see is that you can call
make install-xy
targets without calling the corresponding build target
make xy
similar to the general install target:
install: all install-lib ...

Not sure anyone needs this and whether all targets
successfully work this way.
If you'd show a useful usecase example...

       Thomas
quoted hunk ↗ jump to hunk
Signed-off-by: Ivan Babrou <redacted>
---
 tools/power/cpupower/Makefile       | 8 ++++----
 tools/power/cpupower/bench/Makefile | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile
index c7bcddbd486d..3b1594447f29 100644
--- a/tools/power/cpupower/Makefile
+++ b/tools/power/cpupower/Makefile
@@ -270,14 +270,14 @@ clean:
 	$(MAKE) -C bench O=$(OUTPUT) clean


-install-lib:
+install-lib: libcpupower
 	$(INSTALL) -d $(DESTDIR)${libdir}
 	$(CP) $(OUTPUT)libcpupower.so* $(DESTDIR)${libdir}/
 	$(INSTALL) -d $(DESTDIR)${includedir}
 	$(INSTALL_DATA) lib/cpufreq.h $(DESTDIR)${includedir}/cpufreq.h
 	$(INSTALL_DATA) lib/cpuidle.h $(DESTDIR)${includedir}/cpuidle.h

-install-tools:
+install-tools: $(OUTPUT)cpupower
 	$(INSTALL) -d $(DESTDIR)${bindir}
 	$(INSTALL_PROGRAM) $(OUTPUT)cpupower $(DESTDIR)${bindir}
 	$(INSTALL) -d $(DESTDIR)${bash_completion_dir}
@@ -293,14 +293,14 @@ install-man:
 	$(INSTALL_DATA) -D man/cpupower-info.1
$(DESTDIR)${mandir}/man1/cpupower-info.1 $(INSTALL_DATA) -D
man/cpupower-monitor.1 $(DESTDIR)${mandir}/man1/cpupower-monitor.1

-install-gmo:
+install-gmo: create-gmo
 	$(INSTALL) -d $(DESTDIR)${localedir}
 	for HLANG in $(LANGUAGES); do \
 		echo '$(INSTALL_DATA) -D $(OUTPUT)po/$$HLANG.gmo
$(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo'; \ $(INSTALL_DATA)
-D $(OUTPUT)po/$$HLANG.gmo
$(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo; \ done;

-install-bench:
+install-bench: compile-bench
 	@#DESTDIR must be set from outside to survive
 	@sbindir=$(sbindir) bindir=$(bindir) docdir=$(docdir) confdir=$
(confdir)
quoted hunk ↗ jump to hunk
$(MAKE) -C bench O=$(OUTPUT) install
diff --git a/tools/power/cpupower/bench/Makefile
b/tools/power/cpupower/bench/Makefile index f68b4bc55273..d9d9923af85c
100644
--- a/tools/power/cpupower/bench/Makefile
+++ b/tools/power/cpupower/bench/Makefile
@@ -27,7 +27,7 @@ $(OUTPUT)cpufreq-bench: $(OBJS)

 all: $(OUTPUT)cpufreq-bench

-install:
+install: $(OUTPUT)cpufreq-bench
 	mkdir -p $(DESTDIR)/$(sbindir)
 	mkdir -p $(DESTDIR)/$(bindir)
 	mkdir -p $(DESTDIR)/$(docdir)


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