From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 12 Feb 2011 00:22:29 -0500
Subject: initial check-in, version 0.5.0

---
 src/ctype/iswctype.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 src/ctype/iswctype.c

(limited to 'src/ctype/iswctype.c')

diff --git a/src/ctype/iswctype.c b/src/ctype/iswctype.c
new file mode 100644
index 00000000..d917975b
--- /dev/null
+++ b/src/ctype/iswctype.c
@@ -0,0 +1,63 @@
+#include <wchar.h>
+#include <wctype.h>
+#include <string.h>
+
+#define WCTYPE_ALNUM  1
+#define WCTYPE_ALPHA  2
+#define WCTYPE_BLANK  3
+#define WCTYPE_CNTRL  4
+#define WCTYPE_DIGIT  5
+#define WCTYPE_GRAPH  6
+#define WCTYPE_LOWER  7
+#define WCTYPE_PRINT  8
+#define WCTYPE_PUNCT  9
+#define WCTYPE_SPACE  10
+#define WCTYPE_UPPER  11
+#define WCTYPE_XDIGIT 12
+
+int iswctype(wint_t wc, wctype_t type)
+{
+	switch (type) {
+	case WCTYPE_ALNUM:
+		return iswalnum(wc);
+	case WCTYPE_ALPHA:
+		return iswalpha(wc);
+	case WCTYPE_BLANK:
+		return iswblank(wc);
+	case WCTYPE_CNTRL:
+		return iswcntrl(wc);
+	case WCTYPE_DIGIT:
+		return iswdigit(wc);
+	case WCTYPE_GRAPH:
+		return iswgraph(wc);
+	case WCTYPE_LOWER:
+		return iswlower(wc);
+	case WCTYPE_PRINT:
+		return iswprint(wc);
+	case WCTYPE_PUNCT:
+		return iswpunct(wc);
+	case WCTYPE_SPACE:
+		return iswspace(wc);
+	case WCTYPE_UPPER:
+		return iswupper(wc);
+	case WCTYPE_XDIGIT:
+		return iswxdigit(wc);
+	}
+	return 0;
+}
+
+wctype_t wctype(const char *s)
+{
+	int i;
+	const char *p;
+	/* order must match! */
+	static const char names[] =
+		"alnum\0" "alpha\0" "blank\0"
+		"cntrl\0" "digit\0" "graph\0"
+		"lower\0" "print\0" "punct\0"
+		"space\0" "upper\0" "xdigit";
+	for (i=1, p=names; *p; i++, p+=6)
+		if (*s == *p && !strcmp(s, p))
+			return i;
+	return 0;
+}
-- 
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