Borrowed from Debian.

--- swish-e-2.4.7/src/parser.c	2009-04-05 03:58:32.000000000 +0200
+++ swish-e-2.4.7/src/parser.c	2013-06-11 13:53:08.196559035 +0200
@@ -1760,7 +1760,7 @@
     va_start(args, msg);
     vsnprintf(str, 1000, msg, args );
     va_end(args);
-    xmlParserError(parse_data->ctxt, str);
+    xmlParserError(parse_data->ctxt, "%s", str);
 }
 
 static void warning(void *data, const char *msg, ...)
@@ -1772,7 +1772,7 @@
     va_start(args, msg);
     vsnprintf(str, 1000, msg, args );
     va_end(args);
-    xmlParserWarning(parse_data->ctxt, str);
+    xmlParserWarning(parse_data->ctxt, "%s", str);
 }
 
 
--- swish-e-2.4.7/src/result_output.c	2009-04-05 03:58:32.000000000 +0200
+++ swish-e-2.4.7/src/result_output.c	2013-06-11 13:53:38.593550825 +0200
@@ -752,7 +752,7 @@
             s = (char *) emalloc(MAXWORDLEN + 1);
             n = strftime(s, (size_t) MAXWORDLEN, fmt, localtime(&(pv->value.v_date)));
             if (n && f)
-                fprintf(f, s);
+                fprintf(f, "%s", s);
             efree(s);
         }
         break;
refs/?id=49d7167328aa1a1f6408f220b1864094d1630a06'>refs</a><a class='active' href='/guix/log/tests/swh.scm'>log</a><a href='/guix/tree/tests/swh.scm?id=49d7167328aa1a1f6408f220b1864094d1630a06'>tree</a><a href='/guix/commit/tests/swh.scm?id=49d7167328aa1a1f6408f220b1864094d1630a06'>commit</a><a href='/guix/diff/tests/swh.scm?id=49d7167328aa1a1f6408f220b1864094d1630a06'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/swh.scm'>
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<div class='path'>path: <a href='/guix/log/?id=49d7167328aa1a1f6408f220b1864094d1630a06'>root</a>/<a href='/guix/log/tests?id=49d7167328aa1a1f6408f220b1864094d1630a06'>tests</a>/<a href='/guix/log/tests/swh.scm?id=49d7167328aa1a1f6408f220b1864094d1630a06'>swh.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/tests/swh.scm?id=49d7167328aa1a1f6408f220b1864094d1630a06&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-09-02 15:25:01 +0200'>2019-09-02</span></td><td><a href='/guix/commit/tests/swh.scm?id=ba1c1853a79a5930ca7db7a6b368859f805df98d'>swh: Add hooks for rate limiting handling.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/swh.scm (%allow-request?, %save-rate-limit-reset-time)
(%general-rate-limit-reset-time): New variables.
(request-rate-limit-reached?, update-rate-limit-reset-time!): New
procedures.
(call): Call '%allow-request?'.  Change 'swh-error' protocol to pass
METHOD in addition to URL.
* tests/swh.scm ("rate limit reached")
("%allow-request? and request-rate-limit-reached?"): New tests.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-09-02 15:25:01 +0200'>2019-09-02</span></td><td><a href='/guix/commit/tests/swh.scm?id=9323ab550f3bcb75fcaefbb20847595974702d5b'>tests: 'with-http-server' accepts multiple responses.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/tests/http.scm (call-with-http-server): Replace 'code' and 'data'
parameters with 'responses+data'.  Compute RESPONSES as a function of
that.  Remove #:headers parameter.
[http-write]: Quit only when RESPONSES is empty.
[server-body]: Get the response and data from RESPONSES, and set it to
point to the rest.
(with-http-server): Adjust accordingly.
* tests/derivations.scm ("'download' built-in builder")
("'download' built-in builder, invalid hash")
("'download' built-in builder, not found")
("'download' built-in builder, check mode"): Adjust to new
'with-http-server' interface.
* tests/lint.scm ("home-page: 200")
("home-page: 200 but short length")
("home-page: 404", "home-page: 301, invalid"):
("home-page: 301 -&gt; 200", "home-page: 301 -&gt; 404")
("source: 200", "source: 200 but short length")
("source: 404", "source: 404 and 200")
("source: 301 -&gt; 200", "source: 301 -&gt; 404"):
("github-url", github-url): Likewise.
* tests/swh.scm (with-json-result)
("lookup-origin, not found"): Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-22 11:53:39 +0200'>2019-07-22</span></td><td><a href='/guix/commit/tests/swh.scm?id=96f1cbeff84819f9886d15763b4c477cdecd7784'>swh: Add basic tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/swh.scm (%swh-base-url): Turn into a parameter and export it.
* tests/swh.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
</span></span></td><td>Ludovic Courtès</td></tr>