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intl/icu/source/io/uscanf.c@b8a032363ba2 (annotated)

intl/icu/source/io/uscanf.c

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/*
michael@0	2	******************************************************************************
michael@0	3	*
michael@0	4	* Copyright (C) 1998-2004, International Business Machines
michael@0	5	* Corporation and others. All Rights Reserved.
michael@0	6	*
michael@0	7	******************************************************************************
michael@0	8	*
michael@0	9	* File uscanf.c
michael@0	10	*
michael@0	11	* Modification History:
michael@0	12	*
michael@0	13	* Date Name Description
michael@0	14	* 12/02/98 stephen Creation.
michael@0	15	* 03/13/99 stephen Modified for new C API.
michael@0	16	******************************************************************************
michael@0	17	*/
michael@0	18
michael@0	19	#include "unicode/utypes.h"
michael@0	20
michael@0	21	#if !UCONFIG_NO_FORMATTING
michael@0	22
michael@0	23	#include "unicode/putil.h"
michael@0	24	#include "unicode/ustdio.h"
michael@0	25	#include "unicode/ustring.h"
michael@0	26	#include "uscanf.h"
michael@0	27	#include "ufile.h"
michael@0	28	#include "ufmt_cmn.h"
michael@0	29
michael@0	30	#include "cmemory.h"
michael@0	31	#include "cstring.h"
michael@0	32
michael@0	33
michael@0	34	U_CAPI int32_t U_EXPORT2
michael@0	35	u_fscanf(UFILE *f,
michael@0	36	const char *patternSpecification,
michael@0	37	... )
michael@0	38	{
michael@0	39	va_list ap;
michael@0	40	int32_t converted;
michael@0	41
michael@0	42	va_start(ap, patternSpecification);
michael@0	43	converted = u_vfscanf(f, patternSpecification, ap);
michael@0	44	va_end(ap);
michael@0	45
michael@0	46	return converted;
michael@0	47	}
michael@0	48
michael@0	49	U_CAPI int32_t U_EXPORT2
michael@0	50	u_fscanf_u(UFILE *f,
michael@0	51	const UChar *patternSpecification,
michael@0	52	... )
michael@0	53	{
michael@0	54	va_list ap;
michael@0	55	int32_t converted;
michael@0	56
michael@0	57	va_start(ap, patternSpecification);
michael@0	58	converted = u_vfscanf_u(f, patternSpecification, ap);
michael@0	59	va_end(ap);
michael@0	60
michael@0	61	return converted;
michael@0	62	}
michael@0	63
michael@0	64	U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
michael@0	65	u_vfscanf(UFILE *f,
michael@0	66	const char *patternSpecification,
michael@0	67	va_list ap)
michael@0	68	{
michael@0	69	int32_t converted;
michael@0	70	UChar *pattern;
michael@0	71	UChar patBuffer[UFMT_DEFAULT_BUFFER_SIZE];
michael@0	72	int32_t size = (int32_t)uprv_strlen(patternSpecification) + 1;
michael@0	73
michael@0	74	/* convert from the default codepage to Unicode */
michael@0	75	if (size >= MAX_UCHAR_BUFFER_SIZE(patBuffer)) {
michael@0	76	pattern = (UChar *)uprv_malloc(size * sizeof(UChar));
michael@0	77	if(pattern == 0) {
michael@0	78	return 0;
michael@0	79	}
michael@0	80	}
michael@0	81	else {
michael@0	82	pattern = patBuffer;
michael@0	83	}
michael@0	84	u_charsToUChars(patternSpecification, pattern, size);
michael@0	85
michael@0	86	/* do the work */
michael@0	87	converted = u_vfscanf_u(f, pattern, ap);
michael@0	88
michael@0	89	/* clean up */
michael@0	90	if (pattern != patBuffer) {
michael@0	91	uprv_free(pattern);
michael@0	92	}
michael@0	93
michael@0	94	return converted;
michael@0	95	}
michael@0	96
michael@0	97	U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
michael@0	98	u_vfscanf_u(UFILE *f,
michael@0	99	const UChar *patternSpecification,
michael@0	100	va_list ap)
michael@0	101	{
michael@0	102	return u_scanf_parse(f, patternSpecification, ap);
michael@0	103	}
michael@0	104
michael@0	105	#endif /* #if !UCONFIG_NO_FORMATTING */
michael@0	106