quote: implement "sq_dequote_many" to unwrap many args in one string

diff --git a/quote.h b/quote.h
index c5eea6f18e2dfabd071b73e6507c34c2b7b5e39f..2315105fa3eae59f6abaf636eec7590c335154b4 100644 (file)
--- a/quote.h
+++ b/quote.h
@@ -39,6 +39,14 @@ extern void sq_quote_argv(struct strbuf *, const char **argv, size_t maxlen);
  */
 extern char *sq_dequote(char *);
 
+/*
+ * Same as the above, but can be used to unwrap many arguments in the
+ * same string separated by space. "next" is changed to point to the
+ * next argument that should be passed as first parameter. When there
+ * is no more argument to be dequoted, "next" is updated to point to NULL.
+ */
+extern char *sq_dequote_step(char *arg, char **next);
+
 extern int unquote_c_style(struct strbuf *, const char *quoted, const char **endp);
 extern size_t quote_c_style(const char *name, struct strbuf *, FILE *, int no_dq);
 extern void quote_two_c_style(struct strbuf *, const char *, const char *, int);