Allow the configuration file to be specified via an environment variable.

--- geoclue-2.1.10/src/gclue-config.c	2015-04-07 09:50:07.721074380 +0200
+++ geoclue-2.1.10/src/gclue-config.c	2015-04-07 10:27:26.613171960 +0200
@@ -235,6 +235,11 @@
 gclue_config_init (GClueConfig *config)
 {
         GError *error = NULL;
+	const char *config_file_path;
+
+	config_file_path = g_getenv ("GEOCLUE_CONFIG_FILE");
+	if (config_file_path == NULL)
+	  config_file_path = CONFIG_FILE_PATH;
 
         config->priv =
                 G_TYPE_INSTANCE_GET_PRIVATE (config,
@@ -242,7 +247,7 @@
                                             GClueConfigPrivate);
         config->priv->key_file = g_key_file_new ();
         g_key_file_load_from_file (config->priv->key_file,
-                                   CONFIG_FILE_PATH,
+                                   config_file_path,
                                    0,
                                    &error);
         if (error != NULL) {
ass='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=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>refs</a><a class='active' href='/guix/log/gnu/packages/texinfo.scm'>log</a><a href='/guix/tree/gnu/packages/texinfo.scm?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>tree</a><a href='/guix/commit/gnu/packages/texinfo.scm?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>commit</a><a href='/guix/diff/gnu/packages/texinfo.scm?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/texinfo.scm'>
<input type='hidden' name='id' value='357436b8404f1a08171e41ac14ff7d16ebc3d79f'/><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=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>root</a>/<a href='/guix/log/gnu?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>gnu</a>/<a href='/guix/log/gnu/packages?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>packages</a>/<a href='/guix/log/gnu/packages/texinfo.scm?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f'>texinfo.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/texinfo.scm?id=357436b8404f1a08171e41ac14ff7d16ebc3d79f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2024-08-31 10:42:49 +0200'>2024-08-31</span></td><td><a href='/guix/commit/gnu/packages/texinfo.scm?id=92727f4af5d410b0a521d57d5ecef6b35779bdc2'>gnu: commencement: Remove ‘glibc-utf8-locales’ from ‘%final-inputs’.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/commencement.scm (%boot5-inputs): Make an alias for
‘%boot4-inputs’.
(with-boot5): Turn into an alias for ‘with-boot4’.
(%final-inputs): Override ‘native-inputs’ of GAWK.  Remove "locales"
entry.
(canonical-package): Add “glibc-utf8-locales” entry.
* gnu/packages/base.scm (libc-utf8-locales-for-target): Use
‘canonical-package’.
* gnu/packages/gawk.scm (gawk)[native-inputs]: New field.
* gnu/packages/texinfo.scm (texinfo)[native-inputs]: Add
‘libc-utf8-locales-for-target’.

Change-Id: I2283ffc6c6000c98ad2db89c04d581e050667c94
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2024-08-31 10:42:23 +0200'>2024-08-31</span></td><td><a href='/guix/commit/gnu/packages/texinfo.scm?id=1cfc52d93b4020a8892acc01703edb28400b4656'>gnu: info-reader: Import the correct set of modules.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/texinfo.scm (info-reader) [arguments]
&lt;modules&gt;: Replace %default-gnu-imported-modules with %default-gnu-modules.

Change-Id: I30e38d2282e19801ce865c6ba59c9e6b915e9b39
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2024-08-31 10:42:16 +0200'>2024-08-31</span></td><td><a href='/guix/commit/gnu/packages/texinfo.scm?id=f59df1aa3c104aabff3291f6b8b155fb01aebc06'>build-systems: gnu: Export %default-gnu-imported-modules and %default-gnu-mod...</a><span class='msg-avail'>...<span class='msg-tooltip'>Until now users would have to cargo cult or inspect the private
%default-modules variable of (guix build-systems gnu) to discover which
modules to include when extending the used modules via the #:modules argument.

The renaming was automated via the command:

  $ git grep -l %gnu-build-system-modules
    | xargs sed 's/%gnu-build-system-modules/%default-gnu-imported-modules/' -i

* guix/build-system/gnu.scm (%gnu-build-system-modules): Rename to...
(%default-gnu-imported-modules): ... this.
(%default-modules): Rename to...
(%default-gnu-modules): ... this.  Export.
(dist-package, gnu-build, gnu-cross-build): Adjust accordingly.

Change-Id: Idef307fff13cb76f3182d782b26e1cd3a5c757ee
</span></span></td><td>Maxim Cournoyer</td></tr>