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-rw-r--r--scripts/Dpkg/Vendor/Debian.pm37
1 files changed, 34 insertions, 3 deletions
diff --git a/scripts/Dpkg/Vendor/Debian.pm b/scripts/Dpkg/Vendor/Debian.pm
index b3be69e..edf94bc 100644
--- a/scripts/Dpkg/Vendor/Debian.pm
+++ b/scripts/Dpkg/Vendor/Debian.pm
@@ -1,5 +1,5 @@
# Copyright © 2009-2011 Raphaël Hertzog <hertzog@debian.org>
-# Copyright © 2009, 2011-2017 Guillem Jover <guillem@debian.org>
+# Copyright © 2009-2024 Guillem Jover <guillem@debian.org>
#
# Hardening build flags handling derived from work of:
# Copyright © 2009-2011 Kees Cook <kees@debian.org>
@@ -88,7 +88,21 @@ sub run_hook {
# Reset umask to a sane default.
umask 0022;
# Reset locale to a sane default.
+ #
+ # We ignore the LANGUAGE GNU extension, as that only affects
+ # LC_MESSAGES which will use LC_CTYPE for its codeset. We need to
+ # move the high priority LC_ALL catch-all into the low-priority
+ # LANG catch-all so that we can override LC_* variables, and remove
+ # any existing LC_* variables which would have been ignored anyway,
+ # and would now take precedence over LANG.
+ if (length $ENV{LC_ALL}) {
+ $ENV{LANG} = delete $ENV{LC_ALL};
+ foreach my $lc (grep { m/^LC_/ } keys %ENV) {
+ delete $ENV{$lc};
+ }
+ }
$ENV{LC_COLLATE} = 'C.UTF-8';
+ $ENV{LC_CTYPE} = 'C.UTF-8';
} elsif ($hook eq 'backport-version-regex') {
return qr/~(bpo|deb)/;
} else {
@@ -449,9 +463,7 @@ sub add_build_flags {
}
$flags->append($_, $default_flags) foreach @compile_flags;
- $flags->append($_ . '_FOR_BUILD', $default_flags) foreach @compile_flags;
$flags->append('DFLAGS', $default_d_flags);
- $flags->append('DFLAGS_FOR_BUILD', $default_d_flags);
## Area: abi
@@ -479,6 +491,8 @@ sub add_build_flags {
# Warnings that detect actual bugs.
if ($flags->use_feature('qa', 'bug-implicit-func')) {
$flags->append('CFLAGS', '-Werror=implicit-function-declaration');
+ } else {
+ $flags->append('CFLAGS', '-Wno-error=implicit-function-declaration');
}
if ($flags->use_feature('qa', 'bug')) {
# C/C++ flags
@@ -632,6 +646,23 @@ sub add_build_flags {
$flags->append($_, $flag) foreach @compile_flags;
}
}
+
+ # XXX: Handle *_FOR_BUILD flags here until we can properly initialize them.
+ require Dpkg::Arch;
+
+ my $host_arch = Dpkg::Arch::get_host_arch();
+ my $build_arch = Dpkg::Arch::get_build_arch();
+
+ if ($host_arch eq $build_arch) {
+ foreach my $flag ($flags->list()) {
+ next if $flag =~ m/_FOR_BUILD$/;
+ my $value = $flags->get($flag);
+ $flags->append($flag . '_FOR_BUILD', $value);
+ }
+ } else {
+ $flags->append($_ . '_FOR_BUILD', $default_flags) foreach @compile_flags;
+ $flags->append('DFLAGS_FOR_BUILD', $default_d_flags);
+ }
}
sub _build_tainted_by {