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authorDaniel Mack <github@zonque.org>2015-06-11 11:50:18 +0200
committerDaniel Mack <github@zonque.org>2015-06-11 11:50:18 +0200
commit94f1f58d2b0aaab4db413f3c4ec6896a91b4c4ff (patch)
tree9fa192b353c6a3fcb56cc66149eeec7bd5e26150 /src/basic/gunicode.h
parented4dc5bbd1d985d267ed146f98f7a02caf1c5078 (diff)
parenta095315b3c31f7a419baceac82c26c3c5ac0cd12 (diff)
Merge pull request #160 from kaysievers/libsplit
build-sys: split internal basic/ library from shared/
Diffstat (limited to 'src/basic/gunicode.h')
-rw-r--r--src/basic/gunicode.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/basic/gunicode.h b/src/basic/gunicode.h
new file mode 100644
index 0000000000..e70818fdd7
--- /dev/null
+++ b/src/basic/gunicode.h
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+/* gunicode.h - Unicode manipulation functions
+ *
+ * Copyright (C) 1999, 2000 Tom Tromey
+ * Copyright 2000, 2005 Red Hat, Inc.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+char *utf8_prev_char (const char *p);
+
+extern const char utf8_skip_data[256];
+
+/**
+ * g_utf8_next_char:
+ * @p: Pointer to the start of a valid UTF-8 character
+ *
+ * Skips to the next character in a UTF-8 string. The string must be
+ * valid; this macro is as fast as possible, and has no error-checking.
+ * You would use this macro to iterate over a string character by
+ * character. The macro returns the start of the next UTF-8 character.
+ * Before using this macro, use g_utf8_validate() to validate strings
+ * that may contain invalid UTF-8.
+ */
+#define utf8_next_char(p) (char *)((p) + utf8_skip_data[*(const unsigned char *)(p)])
+
+bool unichar_iswide (uint32_t c);