Index: fusl/src/multibyte/internal.h |
diff --git a/fusl/src/multibyte/internal.h b/fusl/src/multibyte/internal.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..51308f4f0cc14a4f0245a541010e2ff4ca22d712 |
--- /dev/null |
+++ b/fusl/src/multibyte/internal.h |
@@ -0,0 +1,32 @@ |
+/* |
+ * This code was written by Rich Felker in 2010; no copyright is claimed. |
+ * This code is in the public domain. Attribution is appreciated but |
+ * unnecessary. |
+ */ |
+ |
+#define bittab __fsmu8 |
+ |
+#include <stdint.h> |
+ |
+#ifdef __PIC__ |
+__attribute__((__visibility__("hidden"))) |
+#endif |
+extern const uint32_t bittab[]; |
+ |
+/* Upper 6 state bits are a negative integer offset to bound-check next byte */ |
+/* equivalent to: ( (b-0x80) | (b+offset) ) & ~0x3f */ |
+#define OOB(c,b) (((((b)>>3)-0x10)|(((b)>>3)+((int32_t)(c)>>26))) & ~7) |
+ |
+/* Interval [a,b). Either a must be 80 or b must be c0, lower 3 bits clear. */ |
+#define R(a,b) ((uint32_t)((a==0x80 ? 0x40u-b : 0u-a) << 23)) |
+#define FAILSTATE R(0x80,0x80) |
+ |
+#define SA 0xc2u |
+#define SB 0xf4u |
+ |
+/* Arbitrary encoding for representing code units instead of characters. */ |
+#define CODEUNIT(c) (0xdfff & (signed char)(c)) |
+#define IS_CODEUNIT(c) ((unsigned)(c)-0xdf80 < 0x80) |
+ |
+/* Get inline definition of MB_CUR_MAX. */ |
+#include "locale_impl.h" |