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--
-- Test the environment setting
--
-- directory path and dlsuffix are passed to us in environment variables
\getenv libdir PG_LIBDIR
\getenv dlsuffix PG_DLSUFFIX
\set regresslib :libdir '/regress' :dlsuffix
CREATE FUNCTION get_environ()
RETURNS text[]
AS :'regresslib', 'get_environ'
LANGUAGE C STRICT;
-- fetch the process environment
CREATE FUNCTION process_env () RETURNS text[]
LANGUAGE plpgsql AS
$$
declare
res text[];
tmp text[];
f record;
begin
for f in select unnest(get_environ()) as t loop
tmp := regexp_split_to_array(f.t, '=');
if array_length(tmp, 1) = 2 then
res := res || tmp;
end if;
end loop;
return res;
end
$$;
-- plperl should not be able to affect the process environment
DO
$$
$ENV{TEST_PLPERL_ENV_FOO} = "shouldfail";
untie %ENV;
$ENV{TEST_PLPERL_ENV_FOO} = "testval";
my $penv = spi_exec_query("select unnest(process_env()) as pe");
my %received;
for (my $f = 0; $f < $penv->{processed}; $f += 2)
{
my $k = $penv->{rows}[$f]->{pe};
my $v = $penv->{rows}[$f+1]->{pe};
$received{$k} = $v;
}
unless (exists $received{TEST_PLPERL_ENV_FOO})
{
elog(NOTICE, "environ unaffected")
}
$$ LANGUAGE plperl;
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