Bug#797348: ebook-speaker: Segfault if no epub in the directory

[Jean-Philippe MENGUAL <jpmengual@hypra.fr>]

Package: ebook-speaker
Version: 2.8.1-1
Severity: normal

Dear Maintainer,

*** Reporter, please consider answering these questions, where appropriate ***

   * What led up to the situation?

I installed the program and run it in commandline, in a screen environment.

   * What exactly did you do (or not do) that was effective (or
     ineffective)?

1. cd in a dir whe!e there're various file types, including .epub.
2. Run the program. It works.
3. cd in a directory containing not .epub files.
4. Re-run ebook-speaker

   * What was the outcome of this action?

Segfault

   * What outcome did you expect instead?

The program should run.

*** End of the template - remove these template lines ***

Regards,


-- System Information:
Debian Release: stretch/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.1.0-1-amd64 (SMP w/4 CPU cores)
Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages ebook-speaker depends on:
ii  espeak        1.48.04+dfsg-1
ii  libc6         2.19-19
ii  libmagic1     1:5.22+15-2
ii  libncursesw5  6.0+20150810-1
ii  libsox2       14.4.1-5
ii  libtinfo5     6.0+20150810-1
ii  libxml2       2.9.1+dfsg1-5
ii  unar          1.8.1-4

ebook-speaker recommends no packages.

Versions of packages ebook-speaker suggests:
pn  calibre             <none>
ii  ghostscript         9.16~dfsg-2
ii  libreoffice-writer  1:4.4.5-2
pn  man2html-base       <none>
ii  pandoc              1.13.2.1~dfsg-1+b6
ii  poppler-utils       0.26.5-3
ii  sane-utils          1.0.24-13
ii  tesseract-ocr       3.04.00-5
pn  xml2                <none>

-- no debconf information