Add wcstof(3) and wcstold(3).

ok miod@

5 files changed, 162 insertions, 120 deletions

diff --git a/lib/libc/locale/Makefile.inc b/lib/libc/locale/Makefile.inc
index 7436049c410..c433947d987 100644
--- a/lib/libc/locale/Makefile.inc
+++ b/lib/libc/locale/Makefile.inc
@@ -1,11 +1,12 @@
-#	$OpenBSD: Makefile.inc,v 1.12 2009/01/13 18:13:51 kettenis Exp $
+#	$OpenBSD: Makefile.inc,v 1.13 2009/01/13 18:18:31 kettenis Exp $
 
 # locale sources
 .PATH: ${LIBCSRCDIR}/arch/${MACHINE_ARCH}/locale ${LIBCSRCDIR}/locale
 
 SRCS+=	_def_messages.c _def_monetary.c _def_numeric.c _def_time.c \
 	localeconv.c nl_langinfo.c setlocale.c iswctype.c mbrtowc_sb.c \
-	multibyte_sb.c __mb_cur_max.c wcstod.c \
+	multibyte_sb.c __mb_cur_max.c \
+	wcstof.c wcstod.c wcstold.c \
 	wcstol.c wcstoul.c wcstoll.c wcstoull.c wcstoimax.c wcstoumax.c \
 	setrunelocale.c runeglue.c rune.c runetable.c ___runetype_mb.c \
 	_wctrans.c
diff --git a/lib/libc/locale/_wcstod.h b/lib/libc/locale/_wcstod.h
new file mode 100644
index 00000000000..70aa40d239d
--- /dev/null
+++ b/lib/libc/locale/_wcstod.h
@@ -0,0 +1,128 @@
+/*	$OpenBSD: _wcstod.h,v 1.1 2009/01/13 18:18:31 kettenis Exp $	*/
+/* $NetBSD: wcstod.c,v 1.4 2001/10/28 12:08:43 yamt Exp $ */
+
+/*-
+ * Copyright (c)1999, 2000, 2001 Citrus Project,
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$Citrus: xpg4dl/FreeBSD/lib/libc/locale/wcstod.c,v 1.2 2001/09/27 16:23:57 yamt Exp $
+ */
+
+/*
+ * function template for wcstof, wcstod and wcstold.
+ *
+ * parameters:
+ *	FUNCNAME : function name
+ *      float_type : return type
+ *      STRTOD_FUNC : conversion function
+ */
+
+float_type
+FUNCNAME(const wchar_t *nptr, wchar_t **endptr)
+{
+	const wchar_t *src;
+	size_t size;
+	const wchar_t *start;
+
+	/*
+	 * check length of string and call strtod
+	 */
+	src = nptr;
+
+	/* skip space first */
+	while (iswspace(*src)) {
+		src++;
+	}
+
+	/* get length of string */
+	start = src;
+	if (*src && wcschr(L"+-", *src))
+		src++;
+	size = wcsspn(src, L"0123456789");
+	src += size;
+	if (*src == L'.') {/* XXX use localeconv */
+		src++;
+		size = wcsspn(src, L"0123456789");
+		src += size;
+	}
+	if (*src && wcschr(L"Ee", *src)) {
+		src++;
+		if (*src && wcschr(L"+-", *src))
+			src++;
+		size = wcsspn(src, L"0123456789");
+		src += size;
+	}
+	size = src - start;
+
+	/*
+	 * convert to a char-string and pass it to strtod.
+	 *
+	 * since all mb chars used to represent a double-constant
+	 * are in the portable character set, we can assume
+	 * that they are 1-byte chars.
+	 */
+	if (size)
+	{
+		mbstate_t st;
+		char *buf;
+		char *end;
+		const wchar_t *s;
+		size_t size_converted;
+		float_type result;
+		
+		buf = malloc(size + 1);
+		if (!buf) {
+			/* error */
+			errno = ENOMEM; /* XXX */
+			return 0;
+		}
+			
+		s = start;
+		memset(&st, 0, sizeof(st));
+		size_converted = wcsrtombs(buf, &s, size, &st);
+		if (size != size_converted) {
+			/* XXX should not happen */
+			free(buf);
+			errno = EILSEQ;
+			return 0;
+		}
+
+		buf[size] = 0;
+		result = STRTOD_FUNC(buf, &end);
+
+		free(buf);
+
+		if (endptr)
+			/* LINTED bad interface */
+			*endptr = (wchar_t*)start + (end - buf);
+
+		return result;
+	}
+
+	if (endptr)
+		/* LINTED bad interface */
+		*endptr = (wchar_t*)start;
+
+	return 0;
+}
diff --git a/lib/libc/locale/wcstod.c b/lib/libc/locale/wcstod.c
index 22467f0eb68..957d0a1492a 100644
--- a/lib/libc/locale/wcstod.c
+++ b/lib/libc/locale/wcstod.c
@@ -1,126 +1,13 @@
-/*	$OpenBSD: wcstod.c,v 1.2 2008/10/05 19:52:34 kettenis Exp $	*/
-/* $NetBSD: wcstod.c,v 1.4 2001/10/28 12:08:43 yamt Exp $ */
+/*	$OpenBSD: wcstod.c,v 1.3 2009/01/13 18:18:31 kettenis Exp $	*/
 
-/*-
- * Copyright (c)1999, 2000, 2001 Citrus Project,
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	$Citrus: xpg4dl/FreeBSD/lib/libc/locale/wcstod.c,v 1.2 2001/09/27 16:23:57 yamt Exp $
- */
-
-#include <sys/cdefs.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
 #include <wchar.h>
 #include <wctype.h>
 
-double
-wcstod(const wchar_t *nptr, wchar_t **endptr)
-{
-	const wchar_t *src;
-	size_t size;
-	const wchar_t *start;
-
-	/*
-	 * check length of string and call strtod
-	 */
-	src = nptr;
-
-	/* skip space first */
-	while (iswspace(*src)) {
-		src++;
-	}
-
-	/* get length of string */
-	start = src;	
-	if (*src && wcschr(L"+-", *src))
-		src++;
-	size = wcsspn(src, L"0123456789");
-	src += size;
-	if (*src == L'.') {/* XXX use localeconv */
-		src++;
-		size = wcsspn(src, L"0123456789");
-		src += size;
-	}
-	if (*src && wcschr(L"Ee", *src)) {
-		src++;
-		if (*src && wcschr(L"+-", *src))
-			src++;
-		size = wcsspn(src, L"0123456789");
-		src += size;
-	}
-	size = src - start;
-
-	/*
-	 * convert to a char-string and pass it to strtod.
-	 *
-	 * since all mb chars used to represent a double-constant
-	 * are in the portable character set, we can assume
-	 * that they are 1-byte chars.
-	 */
-	if (size)
-	{
-		mbstate_t st;
-		char *buf;
-		char *end;
-		const wchar_t *s;
-		size_t size_converted;
-		double result;
-		
-		buf = malloc(size + 1);
-		if (!buf) {
-			/* error */
-			errno = ENOMEM; /* XXX */
-			return 0;
-		}
-			
-		s = start;
-		memset(&st, 0, sizeof(st));
-		size_converted = wcsrtombs(buf, &s, size, &st);
-		if (size != size_converted) {
-			/* XXX should not happen */
-			free(buf);
-			errno = EILSEQ;
-			return 0;
-		}
-
-		buf[size] = 0;
-		result = strtod(buf, &end);
-
-		free(buf);
-
-		if (endptr)
-			/* LINTED bad interface */
-			*endptr = (wchar_t*)start + (end - buf);
-
-		return result;
-	}
-
-	if (endptr)
-		/* LINTED bad interface */
-		*endptr = (wchar_t*)start;
+#define FUNCNAME	wcstod
+typedef double		float_type;
+#define STRTOD_FUNC	strtod
 
-	return 0;
-}
+#include "_wcstod.h"
diff --git a/lib/libc/locale/wcstof.c b/lib/libc/locale/wcstof.c
new file mode 100644
index 00000000000..40d76c791de
--- /dev/null
+++ b/lib/libc/locale/wcstof.c
@@ -0,0 +1,13 @@
+/*	$OpenBSD: wcstof.c,v 1.1 2009/01/13 18:18:31 kettenis Exp $	*/
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#include <wctype.h>
+
+#define FUNCNAME	wcstof
+typedef float		float_type;
+#define STRTOD_FUNC	strtof
+
+#include "_wcstod.h"
diff --git a/lib/libc/locale/wcstold.c b/lib/libc/locale/wcstold.c
new file mode 100644
index 00000000000..a6425422e9a
--- /dev/null
+++ b/lib/libc/locale/wcstold.c
@@ -0,0 +1,13 @@
+/*	$OpenBSD: wcstold.c,v 1.1 2009/01/13 18:18:31 kettenis Exp $	*/
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#include <wctype.h>
+
+#define FUNCNAME	wcstold
+typedef long double	float_type;
+#define STRTOD_FUNC	strtold
+
+#include "_wcstod.h"