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author | Etienne Champetier <champetier.etienne@gmail.com> | 2018-04-30 12:55:12 -0700 |
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committer | John Crispin <john@phrozen.org> | 2018-05-07 10:31:35 +0200 |
commit | ff6e62b288cab103f9dd4200b49ec6dc47375eb8 (patch) | |
tree | 5cee24e8f70e0c8aaaeb28001f220c8a3f6cbbbe /include | |
parent | f87dff8f72097bd1f63b4921055060271eae977c (diff) | |
download | upstream-ff6e62b288cab103f9dd4200b49ec6dc47375eb8.tar.gz upstream-ff6e62b288cab103f9dd4200b49ec6dc47375eb8.tar.bz2 upstream-ff6e62b288cab103f9dd4200b49ec6dc47375eb8.zip |
build: log time taken by each packages/steps
The idea is to easily get the list of packages taking the most time to build,
and see if we can improve them
v1: Use SetupHostCommand as recommended by John
v2: add space after 'time:', remove useless /usr/bin/time from SetupHostCommand
Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/prereq-build.mk | 4 | ||||
-rw-r--r-- | include/subdir.mk | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/prereq-build.mk b/include/prereq-build.mk index 5b9a7e049d..bac5fdc84c 100644 --- a/include/prereq-build.mk +++ b/include/prereq-build.mk @@ -138,6 +138,10 @@ $(eval $(call SetupHostCommand,bzip2,Please install 'bzip2', \ $(eval $(call SetupHostCommand,wget,Please install GNU 'wget', \ wget --version | grep GNU)) +$(eval $(call SetupHostCommand,gtime,Please install GNU 'time', \ + gtime --version 2>&1 | grep GNU, \ + time --version 2>&1 | grep GNU)) + $(eval $(call SetupHostCommand,perl,Please install Perl 5.x, \ perl --version | grep "perl.*v5")) diff --git a/include/subdir.mk b/include/subdir.mk index 79a80528ae..ed4f7537d5 100644 --- a/include/subdir.mk +++ b/include/subdir.mk @@ -43,6 +43,7 @@ log_make = \ $(if $(BUILD_LOG), \ set -o pipefail; \ mkdir -p $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4));) \ + gtime -f "time: $(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2)\#%U\#%S\#%e" -- \ $$(SUBMAKE) $(subdir_make_opts) $(if $(3),$(3)-)$(2) \ $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2).txt) |