Linux build: Use sysroot when calculating dependencies

third_party/dpkg-dev/scripts/Dpkg/ErrorHandling.pm

+# 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::ErrorHandling;
+
+use strict;
+use warnings;
+
+our $VERSION = '0.02';
+
+use Dpkg ();
+use Dpkg::Gettext;
+
+use Exporter qw(import);
+our @EXPORT = qw(report_options info warning error errormsg
+                 syserr subprocerr usageerr);
+our @EXPORT_OK = qw(report);
+
+my $quiet_warnings = 0;
+my $info_fh = \*STDOUT;
+
+sub report_options
+{
+    my (%options) = @_;
+
+    if (exists $options{quiet_warnings}) {
+        $quiet_warnings = $options{quiet_warnings};
+    }
+    if (exists $options{info_fh}) {
+        $info_fh = $options{info_fh};
+    }
+}
+
+sub report(@)
+{
+    my ($type, $msg) = (shift, shift);
+
+    $msg = sprintf($msg, @_) if (@_);
+    return "$Dpkg::PROGNAME: $type: $msg\n";
+}
+
+sub info($;@)
+{
+    print { $info_fh } report(_g('info'), @_) if (!$quiet_warnings);
+}
+
+sub warning($;@)
+{
+    warn report(_g('warning'), @_) if (!$quiet_warnings);
+}
+
+sub syserr($;@)
+{
+    my $msg = shift;
+    die report(_g('error'), "$msg: $!", @_);
+}
+
+sub error($;@)
+{
+    die report(_g('error'), @_);
+}
+
+sub errormsg($;@)
+{
+    print { *STDERR } report(_g('error'), @_);
+}
+
+sub subprocerr(@)
+{
+    my ($p) = (shift);
+
+    $p = sprintf($p, @_) if (@_);
+
+    require POSIX;
+
+    if (POSIX::WIFEXITED($?)) {
+        error(_g('%s gave error exit status %s'), $p, POSIX::WEXITSTATUS($?));
+    } elsif (POSIX::WIFSIGNALED($?)) {
+        error(_g('%s died from signal %s'), $p, POSIX::WTERMSIG($?));
+    } else {
+        error(_g('%s failed with unknown exit code %d'), $p, $?);
+    }
+}
+
+my $printforhelp = _g('Use --help for program usage information.');
+
+sub usageerr(@)
+{
+    my ($msg) = (shift);
+
+    $msg = sprintf($msg, @_) if (@_);
+    warn "$Dpkg::PROGNAME: $msg\n\n";
+    warn "$printforhelp\n";
+    exit(2);
+}
+
+1;