void sq_quote_argv_pretty(struct strbuf *, const char **argv);
void sq_append_quote_argv_pretty(struct strbuf *dst, const char **argv);
-/* This unwraps what sq_quote() produces in place, but returns
+/*
+ * This unwraps what sq_quote() produces in place, but returns
* NULL if the input does not look like what sq_quote would have
- * produced.
+ * produced (the full string must be a single quoted item).
*/
char *sq_dequote(char *);
+/*
+ * Like sq_dequote(), but dequote a single item, and leave "next" pointing to
+ * the next character. E.g., in the string:
+ *
+ * 'one' 'two' 'three'
+ *
+ * after the first call, the return value would be the unquoted string "one",
+ * with "next" pointing to the space between "one" and "two"). The caller is
+ * responsible for advancing the pointer to the start of the next item before
+ * calling sq_dequote_step() again.
+ */
+char *sq_dequote_step(char *src, char **next);
+
/*
* Same as the above, but can be used to unwrap many arguments in the
* same string separated by space. Like sq_quote, it works in place,