[Bug 2070015] Re: dpkg-buildpackage broke rp-pppoe building

[Gianfranco Costamagna]

Not sure how much this makes sense, but the warnings might disappear
with this patch?

diff -Nru dpkg-1.22.6ubuntu13/scripts/t/mk/buildflags.mk dpkg-1.22.6ubuntu14/scripts/t/mk/buildflags.mk
--- dpkg-1.22.6ubuntu13/scripts/t/mk/buildflags.mk	2024-06-14 16:08:27.000000000 +0200
+++ dpkg-1.22.6ubuntu14/scripts/t/mk/buildflags.mk	2024-06-21 08:19:46.000000000 +0200
@@ -24,3 +24,5 @@
 	test "$(OBJCFLAGS_FOR_BUILD)" = "$(TEST_OBJCFLAGS_FOR_BUILD)"
 	test "$(OBJCXXFLAGS)" = "$(TEST_OBJCXXFLAGS)"
 	test "$(OBJCXXFLAGS_FOR_BUILD)" = "$(TEST_OBJCXXFLAGS_FOR_BUILD)"
+	test "$(RUSTFLAGS)" = "$(TEST_RUSTFLAGS)"
+	test "$(RUSTFLAGS_FOR_BUILD)" = "$(TEST_RUSTFLAGS_FOR_BUILD)"
--- dpkg-1.22.6ubuntu13/scripts/Dpkg/BuildFlags.pm	2024-06-18 19:48:56.000000000 +0200
+++ dpkg-1.22.6ubuntu14/scripts/Dpkg/BuildFlags.pm	2024-06-21 08:17:23.000000000 +0200
@@ -94,6 +94,8 @@
         FCFLAGS_FOR_BUILD
         LDFLAGS
         LDFLAGS_FOR_BUILD
+        RUSTFLAGS
+        RUSTFLAGS_FOR_BUILD
     );
 
     $self->{features} = {};

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https://bugs.launchpad.net/bugs/2070015

Title:
  dpkg-buildpackage broke rp-pppoe building

Status in dpkg package in Ubuntu:
  New

Bug description:
  Hello, few things broke with last dpkg uploads:
  https://pastebin.ubuntu.com/p/2GN5fdtpsz/
  configure:2498: gcc -g -O2 -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -ffile-prefix-map=/rp-pppoe-4.0-1ubuntu1=. -flto=auto -ffat-lto-objects -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fdebug-prefix-map=/rp-pppoe-4.0-1ubuntu1=/usr/src/rp-pppoe-4.0-1ubuntu1 -Wdate-time -D_FORTIFY_SOURCE=3 -Wl,-Bsymbolic-functions -flto=auto -ffat-lto-objects -Wl,-z,relro -Wl,-z,now -specs=/usr/share/dpkg/elf-package-metadata.specs conftest.c  >&5
  gcc: fatal error: environment variable 'DEB_VERSION' not defined

  (probably this is due to not having the standard dh calls)

  Also,
  Use of uninitialized value in string eq at /usr/bin/dpkg-genbuildinfo line 337.
  Are printed for newly introduced variables:
  DEB_BUILD_OS_RELEASE_ID DEB_SOURCE DEB_VERSION

  Example of failing package:
  https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/2070015

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