X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fsvec.h;h=7fdc6b5138a2dad3ff9cebe6a6353b95692b6d03;hb=0574f71b4b6820cecb8247a6e0269606c8ef2edf;hp=7d8777fa8cc5f884a14e09873cb73a034ac6c6cb;hpb=a14bc59fb8f27db193d74662dc9c5cb8237177ef;p=openvswitch

diff --git a/lib/svec.h b/lib/svec.h
index 7d8777fa..7fdc6b51 100644
--- a/lib/svec.h
+++ b/lib/svec.h
@@ -20,6 +20,10 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
 struct svec {
     char **names;
     size_t n;
@@ -32,6 +36,7 @@ void svec_init(struct svec *);
 void svec_clone(struct svec *, const struct svec *);
 void svec_destroy(struct svec *);
 void svec_clear(struct svec *);
+bool svec_is_empty(const struct svec *);
 void svec_add(struct svec *, const char *);
 void svec_add_nocopy(struct svec *, char *);
 void svec_del(struct svec *, const char *);
@@ -52,9 +57,23 @@ void svec_swap(struct svec *a, struct svec *b);
 void svec_print(const struct svec *svec, const char *title);
 void svec_parse_words(struct svec *svec, const char *words);
 bool svec_equal(const struct svec *, const struct svec *);
+void svec_split(struct svec *, const char *s, const char *delimiters);
 char *svec_join(const struct svec *,
                 const char *delimiter, const char *terminator);
 const char *svec_back(const struct svec *);
 void svec_pop_back(struct svec *);
 
+/* Iterates over the names in SVEC, assigning each name in turn to NAME and its
+ * index to INDEX. */
+#define SVEC_FOR_EACH(INDEX, NAME, SVEC)        \
+    for ((INDEX) = 0;                           \
+         ((INDEX) < (SVEC)->n                   \
+          ? (NAME) = (SVEC)->names[INDEX], 1    \
+          : 0);                                 \
+         (INDEX)++)
+
+#ifdef  __cplusplus
+}
+#endif
+
 #endif /* svec.h */