Changeset 086cab0 in mainline

Timestamp:

2019-12-11T15:27:21Z (5 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5723313b

Parents:

fe7bcf1

Message:

function for retrieving string suffix

Location:

uspace/lib/c

Files:

• generic/str.c (modified) (1 diff)
• include/str.h (modified) (1 diff)

uspace/lib/c/generic/str.c

@@ -801 +801 @@
 
         return false;
+}
+
+/** Get a string suffix.
+ *
+ * Return a string suffix defined by the prefix length.
+ *
+ * @param s             The string to get the suffix from.
+ * @param prefix_length Number of prefix characters to ignore.
+ *
+ * @return String suffix.
+ *
+ */
+const char *str_suffix(const char *s, size_t prefix_length)
+{
+        size_t off = 0;
+        size_t i = 0;
+
+        while (true) {
+                str_decode(s, &off, STR_NO_LIMIT);
+                i++;
+
+                if (i >= prefix_length)
+                        break;
+        }
+
+        return s + off;
 }
 

uspace/lib/c/include/str.h

@@ -98 +98 @@
 
 extern bool str_test_prefix(const char *s, const char *p);
+extern const char *str_suffix(const char *s, size_t prefix_length);
 
 extern void str_cpy(char *dest, size_t size, const char *src);