Package: dpkg-dev Version: 1.19.2 Severity: important Dear Maintainer,
Rust shared libraries look like this: $ cat /var/lib/dpkg/info/libstd-rust-1.30\:amd64.shlibs [..] libarena bf854c6df1c65266 libstd-rust-1.30 (>= 1.30.0+dfsg1) [..] libstd 5a15e25ec06d05ec libstd-rust-1.30 (>= 1.30.0+dfsg1) [..] $ ls -1 /usr/lib/x86_64-linux-gnu/*.so [..] /usr/lib/x86_64-linux-gnu/libarena-bf854c6df1c65266.so [..] /usr/lib/x86_64-linux-gnu/libstd-5a15e25ec06d05ec.so [..] dpkg-shlibdeps works for libraries whose hashes start with 0-9 but not a-f: $ mkdir -p debian && touch debian/control # need to satisfy some checks $ cat lol.c int main() {} $ rm -f debian/substvars && gcc lol.c -lstd-5a15e25ec06d05ec && dpkg-shlibdeps a.out 2>/dev/null && cat debian/substvars shlibs:Depends=libc6 (>= 2.2.5), libstd-rust-1.30 (>= 1.30.0+dfsg1) $ rm -f debian/substvars && gcc lol.c -larena-bf854c6df1c65266 && dpkg-shlibdeps a.out 2>/dev/null && cat debian/substvars shlibs:Depends=libc6 (>= 2.2.5) Ideally it should Just Work in both cases. It is perfectly OK for us if the Depends are (= $version) rather than (>= $version) - in fact the former is probably better. X -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable-debug'), (500, 'testing-debug'), (500, 'stable'), (300, 'unstable'), (100, 'experimental'), (1, 'experimental-debug') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.18.0-1-amd64 (SMP w/4 CPU cores) Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8), LANGUAGE=en_GB:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages dpkg-dev depends on: ii binutils 2.31.1-7 ii bzip2 1.0.6-9 ii libdpkg-perl 1.19.2 ii make 4.2.1-1.2 ii patch 2.7.6-3 ii perl 5.26.2-7+b1 ii tar 1.30+dfsg-2 ii xz-utils 5.2.2-1.3 Versions of packages dpkg-dev recommends: ii build-essential 12.5 ii fakeroot 1.23-1 ii gcc 4:8.2.0-1 ii gcc-7 [c-compiler] 7.3.0-30 ii gcc-8 [c-compiler] 8.2.0-9 ii gnupg 2.2.10-3 ii gnupg2 2.2.10-3 ii gpgv 2.2.10-3 ii libalgorithm-merge-perl 0.08-3 Versions of packages dpkg-dev suggests: ii debian-keyring 2018.09.30 -- no debconf information