rc.xml: move nodename() to nodename.c

include/common/nodename.h

@@ -0,0 +1,19 @@
+#ifndef __LABWC_NODENAME_H
+#define __LABWC_NODENAME_H
+
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+#include <stdio.h>
+
+/**
+ * nodename - give xml node an ascii name
+ * @node: xml-node
+ * @buf: buffer to receive the name
+ * @len: size of buffer
+ *
+ * For example, the xml structure <a><b><c></c></b></a> would return the
+ * name c.b.a
+ */
+char *nodename(xmlNode *node, char *buf, int len);
+
+#endif /* __LABWC_NODENAME_H */

src/common/meson.build

@@ -4,6 +4,7 @@ labwc_sources += files(
   'font.c',
   'grab-file.c',
   'log.c',
+  'nodename.c',
   'spawn.c',
   'string-helpers.c',
 )

src/common/nodename.c

@@ -0,0 +1,37 @@
+#include <ctype.h>
+#include <string.h>
+#include "common/nodename.h"
+
+char *
+nodename(xmlNode *node, char *buf, int len)
+{
+	if (!node || !node->name) {
+		return NULL;
+	}
+
+	/* Ignore superflous 'text.' in node name */
+	if (node->parent && !strcmp((char *)node->name, "text")) {
+		node = node->parent;
+	}
+
+	char *p = buf;
+	p[--len] = 0;
+	for (;;) {
+		const char *name = (char *)node->name;
+		char c;
+		while ((c = *name++) != 0) {
+			*p++ = tolower(c);
+			if (!--len)
+				return buf;
+		}
+		*p = 0;
+		node = node->parent;
+		if (!node || !node->name) {
+			return buf;
+		}
+		*p++ = '.';
+		if (!--len) {
+			return buf;
+		}
+	}
+}

src/config/rcxml.c

@@ -14,6 +14,7 @@
 #include "common/dir.h"
 #include "common/font.h"
 #include "common/log.h"
+#include "common/nodename.h"
 #include "common/string-helpers.h"
 #include "config/keybind.h"
 #include "config/rcxml.h"
@@ -146,40 +147,6 @@ entry(xmlNode *node, char *nodename, char *content)
 	}
 }
 
-static char *
-nodename(xmlNode *node, char *buf, int len)
-{
-	if (!node || !node->name) {
-		return NULL;
-	}
-
-	/* Ignore superflous 'text.' in node name */
-	if (node->parent && !strcmp((char *)node->name, "text")) {
-		node = node->parent;
-	}
-
-	char *p = buf;
-	p[--len] = 0;
-	for (;;) {
-		const char *name = (char *)node->name;
-		char c;
-		while ((c = *name++) != 0) {
-			*p++ = tolower(c);
-			if (!--len)
-				return buf;
-		}
-		*p = 0;
-		node = node->parent;
-		if (!node || !node->name) {
-			return buf;
-		}
-		*p++ = '.';
-		if (!--len) {
-			return buf;
-		}
-	}
-}
-
 static void
 process_node(xmlNode *node)
 {