Re: [PATCH 5/5] perf: add Makefile.deps for easier cross compiling
From: Jiri Olsa
Date: Mon Oct 12 2015 - 07:42:38 EST
On Sun, Sep 27, 2015 at 08:37:59PM +0200, Rabin Vincent wrote:
> It's easy to cross-compile a minimal perf binary without any external
> libraries (other than a C library of course) but if you want more of the
> juicy features it quickly becomes harder. You need to either
> cross-compile a bunch of libraries manually and send in the correct
> paths or integrate the perf build into some external build system.
>
> In order to make it easier for people to qucikly get up and running with
> a fairly full featured cross-compiled mainline perf, provide a
> Makefile.deps which will download and build the required libraries,
> which can then be used in a static build of perf:
>
> $ make ARCH=arm CROSS_COMPILE=arm-linux- -f Makefile.deps
Makefile.cross_compile or Makefile.cross might suit better
Could you provide more details help/doc on how to use it
and what it's actualy doing?
> $ make ARCH=arm CROSS_COMPILE=arm-linux- LDFLAGS="-static"
>
> Auto-detecting system features:
> ... dwarf: [ on ]
> ... glibc: [ on ]
> ... gtk2: [ OFF ]
> ... libaudit: [ on ]
> ... libbfd: [ on ]
> ... libelf: [ on ]
> ... libnuma: [ OFF ]
> ... libperl: [ OFF ]
> ... libpython: [ OFF ]
> ... libslang: [ on ]
> ... libunwind: [ on ]
> ... libdw-dwarf-unwind: [ OFF ]
> ... zlib: [ on ]
> ... lzma: [ on ]
>
> Signed-off-by: Rabin Vincent <rabin.vincent@xxxxxxxx>
running the command from changelog failed on my setup,
please check attached log
jirka
---
[jolsa@krava perf]$ make ARCH=arm CROSS_COMPILE=arm-linux- -f Makefile.deps
mkdir -p dl && cd dl && wget -N https://people.redhat.com/sgrubb/audit/audit-2.4.4.tar.gz
--2015-10-12 13:36:45-- https://people.redhat.com/sgrubb/audit/audit-2.4.4.tar.gz
Resolving people.redhat.com (people.redhat.com)... 10.5.19.28
Connecting to people.redhat.com (people.redhat.com)|10.5.19.28|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1004024 (980K) [application/x-gzip]
Saving to: âaudit-2.4.4.tar.gzâ
audit-2.4.4.tar.gz 100%[=================================================================>] 980.49K 298KB/s in 3.3s
2015-10-12 13:36:50 (298 KB/s) - âaudit-2.4.4.tar.gzâ saved [1004024/1004024]
mkdir -p build-arm && tar xf dl/audit-2.4.4.tar.gz -C build-arm
touch build-arm/audit-2.4.4/.extract
cd build-arm/audit-2.4.4 && ./configure --host=arm-linux --prefix=/home/jolsa/kernel/linux-perf/tools/perf/deps-arm
Configuring auditd
checking build system type... x86_64-unknown-linux-gnu
checking host system type... arm-unknown-linux-gnu
checking target system type... arm-unknown-linux-gnu
checking for a BSD-compatible install... /bin/install -c
checking whether build environment is sane... yes
checking for arm-linux-strip... no
checking for strip... strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking how to print strings... printf
checking for style of include used by make... GNU
checking for arm-linux-gcc... arm-linux-gcc
checking whether the C compiler works... no
configure: error: in `/home/jolsa/kernel/linux-perf/tools/perf/build-arm/audit-2.4.4':
configure: error: C compiler cannot create executables
See `config.log' for more details
Makefile.deps:77: recipe for target 'deps-arm/lib/.audit.install' failed
make: *** [deps-arm/lib/.audit.install] Error 77
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