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authorMattias Andrée <m@maandree.se>2026-10-23 21:09:14 +0200
committerMattias Andrée <m@maandree.se>2026-10-23 21:09:14 +0200
commit9d247dc831569a4db75ec9466d1a988a82dfba29 (patch)
treebaf2b21897788f630cb2001beb4f9e5bed9940a7 /libutf8_is_surrogate.c
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First commitHEAD1.0master
Signed-off-by: Mattias Andrée <m@maandree.se>
Diffstat (limited to 'libutf8_is_surrogate.c')
-rw-r--r--libutf8_is_surrogate.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/libutf8_is_surrogate.c b/libutf8_is_surrogate.c
new file mode 100644
index 0000000..fd5c0a9
--- /dev/null
+++ b/libutf8_is_surrogate.c
@@ -0,0 +1,27 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline int libutf8_is_surrogate(uint_least32_t codepoint);
+
+
+#else
+
+
+int
+main(void)
+{
+ unsigned long int i = 0u;
+
+ SET_UP_TEST();
+
+ for (; i < 0xD800ul; i++) assert(libutf8_is_surrogate((uint_least32_t)i) == 0);
+ for (; i < 0xE000ul; i++) assert(libutf8_is_surrogate((uint_least32_t)i) == 1);
+ for (; i < 0x120000ul; i++) assert(libutf8_is_surrogate((uint_least32_t)i) == 0);
+
+ return 0;
+}
+
+
+#endif