basic/ordered-set: export networkd function to print string sets

Tests are added.
2019-02-21 12:00:05 +01:00
parent ef79eae09a
commit 53ae3f6467
4 changed files with 34 additions and 20 deletions
@@ -1,5 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */

+#include "fileio.h"
 #include "ordered-set.h"
 #include "strv.h"

@@ -63,3 +64,19 @@ int ordered_set_put_string_set(OrderedSet *s, OrderedSet *l) {

        return n;
 }
+
+void ordered_set_print(FILE *f, const char *field, OrderedSet *s) {
+        bool space = false;
+        Iterator i;
+        char *p;
+
+        if (ordered_set_isempty(s))
+                return;
+
+        fputs(field, f);
+
+        ORDERED_SET_FOREACH(p, s, i)
+                fputs_with_space(f, p, NULL, &space);
+
+        fputc('\n', f);
+}