Do not introduce timestamps in PNG files (for icons).
See <https://wiki.debian.org/ReproducibleBuilds/TimestampsInPNG>.

--- awesome-3.4.15/CMakeLists.txt	2013-02-11 14:50:21.000000000 +0100
+++ awesome-3.4.15/CMakeLists.txt	2016-06-16 13:59:30.528125439 +0200
@@ -295,7 +295,7 @@ macro(a_icon_convert match replacement i
         set(ALL_ICONS ${ALL_ICONS} ${output})
 
         add_custom_command(
-            COMMAND ${CONVERT_EXECUTABLE} ${input} -strip ${ARGN} ${output}
+            COMMAND ${CONVERT_EXECUTABLE} +set date:create +set date:modify -define png:exclude-chunk=time ${input} -strip ${ARGN} ${output}
             OUTPUT  ${output}
             DEPENDS ${input}
             VERBATIM)
his.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>refs</a><a class='active' href='/guix/log/gnu/packages/ebook.scm'>log</a><a href='/guix/tree/gnu/packages/ebook.scm?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>tree</a><a href='/guix/commit/gnu/packages/ebook.scm?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>commit</a><a href='/guix/diff/gnu/packages/ebook.scm?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/ebook.scm'>
<input type='hidden' name='id' value='237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>root</a>/<a href='/guix/log/gnu?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>gnu</a>/<a href='/guix/log/gnu/packages?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>packages</a>/<a href='/guix/log/gnu/packages/ebook.scm?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002'>ebook.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/ebook.scm?id=237cf5c231e0c2cc5d2b6a3f5ef96279b9e82002&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2024-11-04 17:46:33 +0800'>2024-11-04</span></td><td><a href='/guix/commit/gnu/packages/ebook.scm?id=7e934e6cfcde26292d6a077be344340e6d266a1b'>gnu: libmobi: Update to 0.12. [security fixes]</a><span class='msg-avail'>...<span class='msg-tooltip'>This fixes CVE-2022-1533, CVE-2022-1534, CVE-2022-1907, CVE-2022-1908,
CVE-2022-1987, CVE-2022-2279, CVE-2022-29788, CVE-2021-3751,
CVE-2021-3881, CVE-2021-3888 and CVE-2021-3889.

* gnu/packages/ebook.scm (libmobi): Update to 0.12.
</span></span></td><td>Nicolas Graves</td></tr>
<tr><td><span title='2024-08-31 10:42:41 +0200'>2024-08-31</span></td><td><a href='/guix/commit/gnu/packages/ebook.scm?id=fcc203d14481f8a3568721b940a4e6c4e5c51a30'>gnu: ebook: Add 'bash' input for 'wrap-program'.</a><span class='msg-avail'>...<span class='msg-tooltip'>It is required for cross-compilation.

* gnu/packages/ebook.scm
(calibre)[inputs]: Add 'bash-minimal'.

Signed-off-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
Modified-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
Change-Id: I6f063c0d735237da24828ff5561825de7142c807
</span></span></td><td>Maxime Devos</td></tr>
<tr><td><span title='2024-08-10 01:02:20 -0500'>2024-08-10</span></td><td><a href='/guix/commit/gnu/packages/ebook.scm?id=ddb311b6bf48cb69fdb237b4bbeecc926d617957'>gnu: python-ebooklib: Add back python-six.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ebook.scm (python-ebooklib) [propagated-inputs]: Add back
python-six.

Change-Id: I9ada310bce92866b2e855db93267a84324f2c83a
</span></span></td><td>jgart</td></tr>
<tr><td><span title='2024-08-10 00:14:26 -0500'>2024-08-10</span></td><td><a href='/guix/commit/gnu/packages/ebook.scm?id=e58d5e1dbacf8e32fdc5687bf7cb5e35fa3fccac'>gnu: python-ebooklib: Update to 0.18.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ebook.scm (python-ebooklib): Update to 0.18.
[build-system]: Use pyproject-build-system.
[arguments]: Explicitly disable test phase.
[propagated-inputs]: Remove python-six.

Change-Id: I9ada310bce92866b2e855db93267a84324f2c83a
</span></span></td><td>jgart</td></tr>