Alex Kost <alezost@gmail.com> skribis:

> Ludovic Courtès (2014-07-05 13:42 +0400) wrote:
>>
>> [...]
>>
>>> So I think the problem with the patch is that “@GUIX_TEST_ROOT@/store”
>>> directory does not exist when “`cd "@GUIX_TEST_ROOT@/store"; pwd -P`” is
>>> being invoked.
>>
>> Oops, indeed.  Could you try this version, again from a directory with
>> symlinks?
>>
>> diff --git a/test-env.in b/test-env.in
>> index a3b3536..9d0c8cc 100644
>> --- a/test-env.in
>> +++ b/test-env.in
>> @@ -27,8 +27,15 @@
>>  if [ -x "@abs_top_builddir@/guix-daemon" ]
>>  then
>>      NIX_SETUID_HELPER="@abs_top_builddir@/nix-setuid-helper" # normally unused
>> -    NIX_IGNORE_SYMLINK_STORE=1	# in case the store is a symlink
>>      NIX_STORE_DIR="@GUIX_TEST_ROOT@/store"
>> +
>> +    # Do that because store.scm calls `canonicalize-path' on it.
>> +    mkdir -p "$NIX_STORE_DIR"
>> +
>> +    # Canonicalize the store directory name in an attempt to avoid symlinks in
>> +    # it or its parent directories.  See <http://bugs.gnu.org/17935>.
>> +    NIX_STORE_DIR="`cd "@GUIX_TEST_ROOT@/store"; pwd -P`"
>> +
>>      NIX_LOCALSTATE_DIR="@GUIX_TEST_ROOT@/var"
>>      NIX_LOG_DIR="@GUIX_TEST_ROOT@/var/log/guix"
>>      NIX_DB_DIR="@GUIX_TEST_ROOT@/db"
>> @@ -71,9 +78,6 @@ then
>>          GUIX_ALLOW_UNAUTHENTICATED_SUBSTITUTES				\
>>          NIX_CONF_DIR XDG_CACHE_HOME
>>
>> -    # Do that because store.scm calls `canonicalize-path' on it.
>> -    mkdir -p "$NIX_STORE_DIR"
>> -
>>      # Launch the daemon without chroot support because is may be
>>      # unavailable, for instance if we're not running as root.
>>      "@abs_top_builddir@/pre-inst-env"				\
>>
>> Thanks in advance,
>> Ludo’.
>
> I have tried that.  Unfortunately 2 tests failed.

OK, we’re making progress.  ;-)

> Also I think
>     NIX_STORE_DIR="`cd "@GUIX_TEST_ROOT@/store"; pwd -P`"
> may be replaced with:
>     NIX_STORE_DIR="`realpath "@GUIX_TEST_ROOT@/store"`"

This is virtually equivalent, but probably less portable.

> FAIL: tests/guix-register
> =========================

[...]

> + guix-register -p /home/alexx/src/guix/t-register-7895
> error: the path `/home/alexx/src' is a symlink; this is not allowed for the Nix store and its parent directories

Can you check whether the patch below (in addition to the previous one)
solves the problem?