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| author | Jiri Olsa <jolsa@redhat.com> | 2016-09-27 16:18:46 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-10-03 11:39:09 -0300 |
| commit | 0c3b7e42616f1f6084cfeb0d443cbff0b2c424a9 (patch) | |
| tree | 097ca8b3055dcc3e7a935413dc78eb32b1934cec /tools/build/Build.include | |
| parent | 18ef15c675a5d5d97f844ebcf340a2a6c7cf3142 (diff) | |
| download | linux-0-day-0c3b7e42616f1f6084cfeb0d443cbff0b2c424a9.tar.gz linux-0-day-0c3b7e42616f1f6084cfeb0d443cbff0b2c424a9.tar.xz | |
tools build: Add support for host programs format
In some cases, like for fixdep and shortly for jevents, we need to build a tool
to run on the host that will be used in building a tool, such as perf, that is
being cross compiled, so do like the kernel and provide HOSTCC, HOSTLD and HOSTAR
to do that.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Requested-by: Andi Kleen <andi@firstfloor.org>
Requested-and-Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org
Link: http://lkml.kernel.org/r/20160927141846.GA6589@krava
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/build/Build.include')
| -rw-r--r-- | tools/build/Build.include | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/build/Build.include b/tools/build/Build.include index 4d000bc959b49..02489380d79b0 100644 --- a/tools/build/Build.include +++ b/tools/build/Build.include @@ -90,3 +90,8 @@ if_changed = $(if $(strip $(any-prereq) $(arg-check)), \ # - per object C flags # - BUILD_STR macro to allow '-D"$(variable)"' constructs c_flags = -Wp,-MD,$(depfile),-MT,$@ $(CFLAGS) -D"BUILD_STR(s)=\#s" $(CFLAGS_$(basetarget).o) $(CFLAGS_$(obj)) + +### +## HOSTCC C flags + +host_c_flags = -Wp,-MD,$(depfile),-MT,$@ $(CHOSTFLAGS) -D"BUILD_STR(s)=\#s" $(CHOSTFLAGS_$(basetarget).o) $(CHOSTFLAGS_$(obj)) |