Debian allows `adm` members to read logs.
Fedora/RHEL/CentOS don't follow this practice.

See also 93753cd0

Thanks @kostja and @unera for pointing it out.

Check evpipe[1] is the right way. Issue #1094.

See #1293

tarantoolctl must not search for configuration in
PWD if started by root

* Fix hardening if backtraces are off
* Ensure that all tests are passed with hardened flags
* RPM: add --with/--without backtrace option (default is --with)
* RPM: remove dependency on libbfd, libiberty, libz if --without backtrace
* RPM: enable stripping and debuginfo if --without backtrace

Backtraces are still enabled by default.

Hardened flags used by RedHat:

  -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2
  -fstack-protector-strong --param=ssp-buffer-size=4
  -pie -fPIC

* Convert to TAP
* Add gh ticket numbers for all test cases
* Get rid of global variables

A regression caused by 1c00b034

xxx-common packages is Debian style.
RPM usually doesn't use separate packages for init scripts.

See comments in gh-1120

* Detect multilib directories properly
* Remove duplicates from package.path/package.cpath
* Increase priority of tarantool/ prefixes
* Add Debian and Gentoo specific folders

Use /usr/lib/x86_64-linux-gnu/ instead of /usr/lib.
https://wiki.debian.org/Multiarch

A prerequisite for proper #1085 fix

https://bugzilla.redhat.com/show_bug.cgi?id=1301720

A prerequisite for proper #1085 fix

This reverts commit d72fd069.

* Check return codes of libyaml
* Synchronyze check_utf8() logic with libyaml
* Remove analyze_string() - this logic is performed by libyaml
* Add the test cases

Use values generated by cmake. Needed for homebrew.

> error: ‘__ac_prime_list’ defined but not used [-Werror=unused-const-variable]

cmake: fix to reporting missing pkgs

I am not a CMAKE expert by any means, but this seems
to fix missing package reporting messages when I had
termcap missing on a new box.

Tested and updated building instructions for Mac OS X. (by Elena Shebunyaeva)

* Move test from box suite to app
* Refactor usage of this module
* Use ffi.errno instead of get_errno/set_errno and c module for loading constants