add quote parsing to smash

1 files changed, 35 insertions, 0 deletions

diff --git a/lib/cstr/cstr.c b/lib/cstr/cstr.c
index 9f4ad6f..e30a774 100644
--- a/lib/cstr/cstr.c
+++ b/lib/cstr/cstr.c
@@ -83,6 +83,41 @@ u64 cstr_split(char *cstr, char split)
 	return splits;
 }
 
+/** DOC
+ * @type function
+ * @name cstr_split
+ *
+ * @param  char *cstr
+ * @param  char split
+ * @return u64
+ *
+ * @description
+ * Splits a string on every `split` char.
+ * Returns the number of splits.
+ * ``WARNING`` This function does replace all `split` char with `0`.
+ *             The old string does not exist after calling this function.
+ */
+u64 cstr_split_with_cancel(char *cstr, char split, char cancel)
+{
+	u64 splits = 1;
+	u8 is_in_cancel = 0;
+
+	while (*cstr) {
+		if (*cstr == cancel) {
+			is_in_cancel = !is_in_cancel;
+		}
+
+		if (*cstr == split && !is_in_cancel) {
+			*cstr = 0;
+			++splits;
+		}
+
+		++cstr;
+	}
+
+	return splits;
+}
+
 
 /** DOC
  * @type function