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Diffstat (limited to 'vendor/librune/lib/utf8/u8next.c')
-rw-r--r--vendor/librune/lib/utf8/u8next.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/vendor/librune/lib/utf8/u8next.c b/vendor/librune/lib/utf8/u8next.c
new file mode 100644
index 0000000..8edc084
--- /dev/null
+++ b/vendor/librune/lib/utf8/u8next.c
@@ -0,0 +1,14 @@
+#include "utf8.h"
+
+#include "internal/common.h"
+
+const char8_t *
+u8next(rune *ch, const char8_t **s, size_t *n)
+{
+ int m;
+
+ if (*n == 0)
+ return nullptr;
+ *n -= m = u8tor_uc(ch, *s);
+ return *s += m;
+}