Running make check-all on android after cross-compiling to it.

[Jonathan Roelofs]

Are the tests using mktemp/mkstemp?


Jon

On 9/25/14 10:11 AM, Jeffrey Brusseau wrote:
> Scratch the part where is quoted command used to test the error. I exported
> TMPDIR not TMP and It was the bash script I ran afterwards not the make command.
> So it was:
>
>     export TMPDIR=/FOO
>
>     ./run.bash
>
>
> On Thu, Sep 25, 2014 at 11:06 AM, Jeffrey Brusseau <bobajeff82 at gmail.com
> <mailto:bobajeff82 at gmail.com>> wrote:
>
>     Ran another test this time I ran the first test manually in bash via a
>     script I made:
>
>     This is the run.bash file:
>
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/clang
>         -cc1 -internal-isystem
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/../lib/clang/3.6.0/include
>         -objcmt-migrate-designated-init -objcmt-migrate-readwrite-property
>         -objcmt-migrate-instancetype -x objective-c
>         /data/data/com.spartacusrex.spartacuside/files/llvm/tools/clang/test/ARCMT/designated-init-in-header/file1.m.in
>         <http://file1.m.in> -triple x86_64-apple-darwin11 -fobjc-arc -migrate -o
>         /data/data/com.spartacusrex.spartacuside/files/build/tools/clang/test/ARCMT/designated-init-in-header/Output/designated-init-in-header.m.tmp1.remap
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/clang
>         -cc1 -internal-isystem
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/../lib/clang/3.6.0/include
>         -objcmt-migrate-designated-init -objcmt-migrate-readwrite-property
>         -objcmt-migrate-instancetype -x objective-c
>         /data/data/com.spartacusrex.spartacuside/files/llvm/tools/clang/test/ARCMT/designated-init-in-header/file2.m.in
>         <http://file2.m.in> -triple x86_64-apple-darwin11 -fobjc-arc -migrate -o
>         /data/data/com.spartacusrex.spartacuside/files/build/tools/clang/test/ARCMT/designated-init-in-header/Output/designated-init-in-header.m.tmp2.remap
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/c-arcmt-test
>         /data/data/com.spartacusrex.spartacuside/files/build/tools/clang/test/ARCMT/designated-init-in-header/Output/designated-init-in-header.m.tmp1.remap
>         /data/data/com.spartacusrex.spartacuside/files/build/tools/clang/test/ARCMT/designated-init-in-header/Output/designated-init-in-header.m.tmp2.remap
>         |
>         /data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts/bin/arcmt-test
>         -verify-transformed-files
>         /data/data/com.spartacusrex.spartacuside/files/llvm/tools/clang/test/ARCMT/designated-init-in-header/header1.h.result
>         /data/data/com.spartacusrex.spartacuside/files/llvm/tools/clang/test/ARCMT/designated-init-in-header/file2.m.in.result
>
>
>     It ran perfectly after exporting the LD_LIBRARY_PATH to libclang:
>
>         export
>         LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/data/data/com.spartacusrex.spartacuside/files/build/Release+Asserts
>
>
>     So then I tried to recreate the error by changing the $TMPDIR environment
>     variable and lo and behold it's the exact error you get from the same test.
>
>         export TMP=/FOO
>
>         make ENABLE_OPTIMIZED=1 check-all
>
>
>     output
>
>         Error by clang_getRemappingsFromFileList
>
>         Could not create file: /FOO/heaader1.h-30ac2..h
>         Could not create file: /FOO/file2.m.in-2c5017.in
>         <http://file2.m.in-2c5017.in>
>         error: no files to verify from stdin
>
>
>
>     So it appears that however clang is actually being run in the test it's not
>     using the correct environment or the variable is being overruled by
>     something in the test.
>
>
>     On Sun, Sep 21, 2014 at 11:11 AM, Jeffrey Brusseau <bobajeff82 at gmail.com
>     <mailto:bobajeff82 at gmail.com>> wrote:
>
>         It looks like the tests are somehow making clang write to /tmp even
>         though $TEMP and $TMPDIR are set to
>         /data/data/com.spartacusrex.spartacuside/files/tmp. I've checked
>         python's shell and android's system/bin/sh shell and they reflect the
>         same values. I've also tested clang by itself (on a simple helloword.c)
>         and it seems to use the correct directory for temp files.
>
>         Can anyone help me figure out what's going on?
>
>         On Wed, Sep 17, 2014 at 2:30 PM, Jeffrey Brusseau <bobajeff82 at gmail.com
>         <mailto:bobajeff82 at gmail.com>> wrote:
>
>             I'm trying to run the llvm build tests on android after
>             cross-compiling with the NDK toolchain on top of my ubuntu-based
>             system. I've run into some issues.
>
>             First since python is required I needed to install the Python 2.7
>             fork of Py4A (because Python3 doesn't seem to play nice with llvm's
>             python scripts). I also needed to install the unittest module as
>             this distribution of python doesn't come with it for some reason. I
>             just copied the lib/python2.7/unitest folder from my NDK toolchain
>             over to /sdcard/com.android.python27/extras/python/. Plus I needed
>             to set the environment variables in Terminal IDE's ~/.bashrc so I added:
>
>                  source /data/data/com.spartacusrex.spartacuside/files/python27.sh
>
>             In ~/python27.sh I have:
>                  export PYTHONHOME=/data/data/com.android.python27/files/python
>                  export
>             PYTHONPATH=/sdcard/com.android.python27/extras/python:/data/data/com.android.python27/files/python/lib/python2.7/lib-dynload:/data/data/com.android.python27/files/python/lib/python2.7
>                  export PATH=$PYTHONHOME/bin:$PATH
>                  export
>             LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/data/data/com.android.python27/files/python/lib:/data/data/com.android.python27/files/python/lib/python2.7/lib-dynload
>
>             I also needed to change the LLVM_SRC_ROOT,  LLVM_OBJ_ROOT and PYTHON
>             variables in the llvm/Makefile.config to point to my $HOME directory
>             in Terminal IDE (the terminal emulator I'm running the tests in):
>
>                  LLVM_SRC_ROOT   := $(call realpath,
>             /data/data/com.spartacusrex.spartacuside/files/llvm)
>                  LLVM_OBJ_ROOT   := $(call realpath,
>             /data/data/com.spartacusrex.spartacuside/files/build)
>                  PYTHON     :=
>             /data/data/com.android.python27/files/python/bin/python
>
>             In addition I needed to change the path to sh in
>             llvm/autoconf/mkinstalldirs to the correct location in android.
>
>                  #! /system/bin/sh
>
>             So that got it to run. But I still ran into a bunch of errors like:
>             shell-init: error retrieving current directory: getcwd: cannot
>             access parent directories: Permission denied
>             error: Could not create file: /tmp/******
>
>             The full output of make check all is in the file I attached.
>
>             I think I can get it to work if I'm able to make it use a different
>             tmp directory as the /tmp/ directory is nonexistent on Android
>             because every app is supposed to have it's own tmp directory. Can
>             anyone show me how to change the tmp directory llvm uses for these
>             tests?
>
>
>
>
>
>
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-- 
Jon Roelofs
jonathan at codesourcery.com
CodeSourcery / Mentor Embedded