BUILD: fix chmake not to generate warning Generated warning: /usr/include/features.h:328:4: warning: warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp] warning _FORTIFY_SOURCE requires compiling with optimization (-O) Macro _FORTIFY_SOURCE requiers to be compiled with optimization. But the problem with bash function chmake is that it turns off optimization. To avoid generating warning chmake should undefine macro _FORTIFY_SOURCE. Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>

Clarify CFLAGS handling in bashrc_sssd Clarify comment on CFLAGS contents in "warn" description. Reviewed-by: Stephen Gallagher <sgallagh@redhat.com> Reviewed-by: Michal Žídek <mzidek@redhat.com>

Handle unbound variables in bashrc_sssd Explicitly substitute empty strings for unbound variables in bashrc_sssd to support its use in scripts with unbound variable detection enabled (set -u). Reviewed-by: Stephen Gallagher <sgallagh@redhat.com> Reviewed-by: Michal Žídek <mzidek@redhat.com>

Use functions, not aliases in bashrc_sssd Use functions instead of aliases as commands in bashrc_sssd. This allows easier use of bashrc_sssd in scripts, since aliases are disabled by default for non-interactive Bash shells. Reviewed-by: Stephen Gallagher <sgallagh@redhat.com> Reviewed-by: Michal Žídek <mzidek@redhat.com>

Use HW instead of processor name as build arch Use "machine hardware name" instead of "processor name" as the build architecture in bashrc_sssd. This fixes determining architecture on systems where "processor name" is not available and is reported by uname(1) as "unknown", e.g. Debian. Reviewed-by: Stephen Gallagher <sgallagh@redhat.com> Reviewed-by: Michal Žídek <mzidek@redhat.com>

BUILD: Build with journald support by default on Fedora The journal provided by systemd gives us structured logging capabilities that we should be taking advantage of. Reviewed-by: Jakub Hrozek <jhrozek@redhat.com> Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>

BUILD: Update bashrc macros * Stop using --target (unneeded) * Drop explicit use of --with-default-ccache* since we now pick it up from libkrb5

BUILD: Fix contrib build macros to display warnings There was an inconsistency with how the warnings were specified and how they were consumed by the macros. The result was that warnings were hidden.

Remove duplicate remake from bashrc_sssd

BUILD: Add contributed macros and aliases to simplify building