Bug#232893: /usr/bin/apt-cache: apt-cache search libsigc++ works, but not apt-cache show libsigc++

[Ambrose Li <a.c.li@ieee.org>]

Package: apt
Version: 0.5.22
Severity: normal
File: /usr/bin/apt-cache

This does not seem to make sense:

# apt-cache search libsigc++
[stuff deleted]
libsigc++-1.2-5c102 - Type-safe Signal Framework for C++ - runtime
libsigc++-1.2-dev - Type-safe Signal Framework for C++ - development files
libsigc++-dev - Type-safe Signal Framework for C++ - development files
libsigc++0c102 - Type-safe Signal Framework for C++ - runtime
[stuff deleted]
# apt-cache show libsigc++
W: Unable to locate package libsigc++
E: No packages found
# apt-cache show libsigc++-1.2
W: Unable to locate package libsigc++-1.2
E: No packages found
# apt-cache show libsigc++-1.2-dev
Package: libsigc++-1.2-dev
[stuff deleted]


-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: i386 (i686)
Kernel: Linux 2.4.23-ow1
Locale: LANG=zh_TW.Big5, LC_CTYPE=zh_TW.Big5

Versions of packages apt depends on:
ii  libc6                      2.3.2.ds1-11  GNU C Library: Shared libraries an
ii  libgcc1                    1:3.3.3-0pre3 GCC support library
ii  libstdc++5                 1:3.3.3-0pre3 The GNU Standard C++ Library v3

-- no debconf information