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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:45:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:45:20 +0000
commit9a08cbfcc1ef900a04580f35afe2a4592d7d6030 (patch)
tree004cc7027bca2f2c0bcb5806527c8e0c48df2d6e /scripts/Dpkg/Build/Env.pm
parentInitial commit. (diff)
downloaddpkg-upstream/1.19.8.tar.xz
dpkg-upstream/1.19.8.zip
Adding upstream version 1.19.8.upstream/1.19.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'scripts/Dpkg/Build/Env.pm')
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1 files changed, 113 insertions, 0 deletions
diff --git a/scripts/Dpkg/Build/Env.pm b/scripts/Dpkg/Build/Env.pm
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+# Copyright © 2012 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::Env;
+
+use strict;
+use warnings;
+
+our $VERSION = '0.01';
+
+my %env_modified = ();
+my %env_accessed = ();
+
+=encoding utf8
+
+=head1 NAME
+
+Dpkg::Build::Env - track build environment
+
+=head1 DESCRIPTION
+
+The Dpkg::Build::Env module is used by dpkg-buildflags to track the build
+environment variables being used and modified.
+
+=head1 FUNCTIONS
+
+=over 4
+
+=item set($varname, $value)
+
+Update the build environment variable $varname with value $value. Record
+it as being accessed and modified.
+
+=cut
+
+sub set {
+ my ($varname, $value) = @_;
+ $env_modified{$varname} = 1;
+ $env_accessed{$varname} = 1;
+ $ENV{$varname} = $value;
+}
+
+=item get($varname)
+
+Get the build environment variable $varname value. Record it as being
+accessed.
+
+=cut
+
+sub get {
+ my $varname = shift;
+ $env_accessed{$varname} = 1;
+ return $ENV{$varname};
+}
+
+=item has($varname)
+
+Return a boolean indicating whether the environment variable exists.
+Record it as being accessed.
+
+=cut
+
+sub has {
+ my $varname = shift;
+ $env_accessed{$varname} = 1;
+ return exists $ENV{$varname};
+}
+
+=item @list = list_accessed()
+
+Returns a list of all environment variables that have been accessed.
+
+=cut
+
+sub list_accessed {
+ my @list = sort keys %env_accessed;
+ return @list;
+}
+
+=item @list = list_modified()
+
+Returns a list of all environment variables that have been modified.
+
+=cut
+
+sub list_modified {
+ my @list = sort keys %env_modified;
+ return @list;
+}
+
+=back
+
+=head1 CHANGES
+
+=head2 Version 0.xx
+
+This is a private module.
+
+=cut
+
+1;