Added function yaz_log_xml_errors.

[yaz-moved-to-github.git] / src / xmlerror.c

diff --git a/src/xmlerror.c b/src/xmlerror.c
new file mode 100644 (file)
index 0000000..70bd639
--- /dev/null
+++ b/src/xmlerror.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 1995-2008, Index Data ApS
+ * All rights reserved.
+ */
+
+/** \file
+    \brief Log XML / XSLT Errors via yaz_log
+*/
+
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <yaz/log.h>
+#include <yaz/snprintf.h>
+
+#if YAZ_HAVE_XML2
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+#endif
+#if YAZ_HAVE_XSLT
+#include <libxslt/xsltutils.h>
+#endif
+
+static int xml_error_log_level = YLOG_WARN;
+
+#if YAZ_HAVE_XML2
+static void xml_error_handler(void *ctx, const char *fmt, ...)
+{
+    char buf[1024];
+    const char *prefix = (const char *) ctx;
+
+    va_list ap;
+    va_start(ap, fmt);
+
+    yaz_vsnprintf(buf, sizeof(buf), fmt, ap);
+    yaz_log(YLOG_WARN, "%s: %s", prefix, buf);
+
+    va_end (ap);
+}
+#endif
+
+void yaz_log_xml_errors(const char *prefix, int log_level)
+{
+    xml_error_log_level = log_level;
+    
+#if YAZ_HAVE_XML2
+    xmlSetGenericErrorFunc((void *) (prefix ? prefix : "XML"),
+                           xml_error_handler);
+#endif
+#if YAZ_HAVE_XSLT 
+    xsltSetGenericErrorFunc((void *) (prefix ? prefix : "XSLT"),
+                            xml_error_handler);
+#endif
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */