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authorThomas Voss <mail@thomasvoss.com> 2024-01-21 03:03:58 +0100
committerThomas Voss <mail@thomasvoss.com> 2024-01-21 03:03:58 +0100
commit4f93f935dc7a981ca073a322425c3f5929ffb644 (patch)
tree4460586408ec7fdfcecf3ba4584f0435067125a6 /vendor/librune/lib/utf8/u8set.c
parent72ea25a4d73e3e026366d4165f5bc4ec9e7418cb (diff)
Support line- & column-based match locations
Diffstat (limited to 'vendor/librune/lib/utf8/u8set.c')
-rw-r--r--vendor/librune/lib/utf8/u8set.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/vendor/librune/lib/utf8/u8set.c b/vendor/librune/lib/utf8/u8set.c
new file mode 100644
index 0000000..0dfba2c
--- /dev/null
+++ b/vendor/librune/lib/utf8/u8set.c
@@ -0,0 +1,24 @@
+#include <string.h>
+
+#include "utf8.h"
+
+#include "internal/common.h"
+
+size_t
+u8set(const char8_t *s, rune ch, size_t n)
+{
+ int m;
+ char8_t buf[U8_LEN_MAX];
+
+ if (n == 0)
+ return 0;
+ if (ch <= _1B_MAX) {
+ memset((char *)s, ch, n);
+ return n;
+ }
+ m = rtou8(buf, ch, sizeof(buf));
+ for (size_t i = 0; i < n; i += m)
+ memcpy((char *)s + i, buf, m);
+
+ return n - n % m;
+}