1 files changed, 94 insertions, 0 deletions
diff --git a/scripts/Dpkg/Build/Info.pm b/scripts/Dpkg/Build/Info.pm
new file mode 100644
index 0000000..4935f0f
--- /dev/null
+++ b/scripts/Dpkg/Build/Info.pm
@@ -0,0 +1,94 @@
+# Copyright © 2016 Guillem Jover <guillem@debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package Dpkg::Build::Info;
+
+use strict;
+use warnings;
+
+our $VERSION = '1.00';
+our @EXPORT_OK = qw(
+    get_build_env_whitelist
+);
+
+use Exporter qw(import);
+
+=encoding utf8
+
+=head1 NAME
+
+Dpkg::Build::Info - handle build information
+
+=head1 DESCRIPTION
+
+The Dpkg::Build::Info module provides functions to handle the build
+information.
+
+=head1 FUNCTIONS
+
+=over 4
+
+=item @envvars = get_build_env_whitelist()
+
+Get an array with the whitelist of environment variables that can affect
+the build, but are still not privacy revealing.
+
+=cut
+
+my @env_whitelist = (
+    # Toolchain.
+    qw(CC CPP CXX OBJC OBJCXX PC FC M2C AS LD AR RANLIB MAKE AWK LEX YACC),
+    # Toolchain flags.
+    qw(CFLAGS CPPFLAGS CXXFLAGS OBJCFLAGS OBJCXXFLAGS GCJFLAGS FFLAGS
+       LDFLAGS ARFLAGS MAKEFLAGS),
+    # Dynamic linker, see ld(1).
+    qw(LD_LIBRARY_PATH),
+    # Locale, see locale(1).
+    qw(LANG LC_ALL LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY
+       LC_MESSAGES LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT
+       LC_IDENTIFICATION),
+    # Build flags, see dpkg-buildpackage(1).
+    qw(DEB_BUILD_OPTIONS DEB_BUILD_PROFILES),
+    # DEB_flag_{SET,STRIP,APPEND,PREPEND} will be recorded after being merged
+    # with system config and user config.
+    # See deb-vendor(1).
+    qw(DEB_VENDOR),
+    # See dpkg(1).
+    qw(DPKG_ROOT DPKG_ADMINDIR),
+    # See dpkg-architecture(1).
+    qw(DPKG_DATADIR),
+    # See Dpkg::Vendor(3).
+    qw(DPKG_ORIGINS_DIR),
+    # See dpkg-gensymbols(1).
+    qw(DPKG_GENSYMBOLS_CHECK_LEVEL),
+    # See <https://reproducible-builds.org/specs/source-date-epoch>.
+    qw(SOURCE_DATE_EPOCH),
+);
+
+sub get_build_env_whitelist {
+    return @env_whitelist;
+}
+
+=back
+
+=head1 CHANGES
+
+=head2 Version 1.00 (dpkg 1.18.14)
+
+Mark the module as public.
+
+=cut
+
+1;