diff options
Diffstat (limited to 'StdLib/LibC/Locale/_wcstod.h')
| -rw-r--r-- | StdLib/LibC/Locale/_wcstod.h | 116 |
1 files changed, 58 insertions, 58 deletions
diff --git a/StdLib/LibC/Locale/_wcstod.h b/StdLib/LibC/Locale/_wcstod.h index 1e7c47f2..4b0a8337 100644 --- a/StdLib/LibC/Locale/_wcstod.h +++ b/StdLib/LibC/Locale/_wcstod.h @@ -34,9 +34,9 @@ * function template for wcstof, wcstod, wcstold.
*
* parameters:
- * _FUNCNAME : function name
- * _RETURN_TYPE : return type
- * _STRTOD_FUNC : real conversion function
+ * _FUNCNAME : function name
+ * _RETURN_TYPE : return type
+ * _STRTOD_FUNC : real conversion function
*/
#ifndef __WCSTOD_H_
#define __WCSTOD_H_
@@ -54,73 +54,73 @@ _RETURN_TYPE
_FUNCNAME(const wchar_t * __restrict nptr, wchar_t ** __restrict endptr)
{
- const wchar_t *src, *start;
- _RETURN_TYPE val;
- char *buf, *end;
- size_t bufsiz, len;
+ const wchar_t *src, *start;
+ _RETURN_TYPE val;
+ char *buf, *end;
+ size_t bufsiz, len;
- _DIAGASSERT(nptr != NULL);
- /* endptr may be null */
+ _DIAGASSERT(nptr != NULL);
+ /* endptr may be null */
- src = nptr;
- while (iswspace((wint_t)*src) != 0)
- ++src;
- if (*src == L'\0')
- goto no_convert;
+ src = nptr;
+ while (iswspace((wint_t)*src) != 0)
+ ++src;
+ if (*src == L'\0')
+ goto no_convert;
- /*
- * Convert the supplied numeric wide char. string to multibyte.
- *
- * We could attempt to find the end of the numeric portion of the
- * wide char. string to avoid converting unneeded characters but
- * choose not to bother; optimising the uncommon case where
- * the input string contains a lot of text after the number
- * duplicates a lot of strto{f,d,ld}()'s functionality and
- * slows down the most common cases.
- */
- start = src;
- len = wcstombs(NULL, src, 0);
- if (len == (size_t)-1)
- /* errno = EILSEQ */
- goto no_convert;
+ /*
+ * Convert the supplied numeric wide char. string to multibyte.
+ *
+ * We could attempt to find the end of the numeric portion of the
+ * wide char. string to avoid converting unneeded characters but
+ * choose not to bother; optimising the uncommon case where
+ * the input string contains a lot of text after the number
+ * duplicates a lot of strto{f,d,ld}()'s functionality and
+ * slows down the most common cases.
+ */
+ start = src;
+ len = wcstombs(NULL, src, 0);
+ if (len == (size_t)-1)
+ /* errno = EILSEQ */
+ goto no_convert;
- _DIAGASSERT(len > 0);
+ _DIAGASSERT(len > 0);
- bufsiz = len;
- buf = (void *)malloc(bufsiz + 1);
- if (buf == NULL)
- /* errno = ENOMEM */
- goto no_convert;
+ bufsiz = len;
+ buf = (void *)malloc(bufsiz + 1);
+ if (buf == NULL)
+ /* errno = ENOMEM */
+ goto no_convert;
- len = wcstombs(buf, src, bufsiz + 1);
+ len = wcstombs(buf, src, bufsiz + 1);
- _DIAGASSERT(len == bufsiz);
- _DIAGASSERT(buf[len] == '\0');
+ _DIAGASSERT(len == bufsiz);
+ _DIAGASSERT(buf[len] == '\0');
- /* Let strto{f,d,ld}() do most of the work for us. */
- val = _STRTOD_FUNC(buf, &end);
- if (buf == end) {
- free(buf);
- goto no_convert;
- }
+ /* Let strto{f,d,ld}() do most of the work for us. */
+ val = _STRTOD_FUNC(buf, &end);
+ if (buf == end) {
+ free(buf);
+ goto no_convert;
+ }
- /*
- * We only know where the number ended in the _multibyte_
- * representation of the string. If the caller wants to know
- * where it ended, count multibyte characters to find the
- * corresponding position in the wide char string.
- */
- if (endptr != NULL)
- /* XXX Assume each wide char is one byte. */
- *endptr = __UNCONST(start + (size_t)(end - buf));
+ /*
+ * We only know where the number ended in the _multibyte_
+ * representation of the string. If the caller wants to know
+ * where it ended, count multibyte characters to find the
+ * corresponding position in the wide char string.
+ */
+ if (endptr != NULL)
+ /* XXX Assume each wide char is one byte. */
+ *endptr = __UNCONST(start + (size_t)(end - buf));
- free(buf);
+ free(buf);
- return val;
+ return val;
no_convert:
- if (endptr != NULL)
- *endptr = __UNCONST(nptr);
- return 0;
+ if (endptr != NULL)
+ *endptr = __UNCONST(nptr);
+ return 0.0;
}
#endif /*__WCSTOD_H_*/
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