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intl/icu/source/common/uset_props.cpp@6474c204b198 (annotated)

intl/icu/source/common/uset_props.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/*
michael@0	2	*******************************************************************************
michael@0	3	*
michael@0	4	* Copyright (C) 2002-2011, International Business Machines
michael@0	5	* Corporation and others. All Rights Reserved.
michael@0	6	*
michael@0	7	*******************************************************************************
michael@0	8	* file name: uset_props.cpp
michael@0	9	* encoding: US-ASCII
michael@0	10	* tab size: 8 (not used)
michael@0	11	* indentation:4
michael@0	12	*
michael@0	13	* created on: 2004aug30
michael@0	14	* created by: Markus W. Scherer
michael@0	15	*
michael@0	16	* C wrappers around UnicodeSet functions that are implemented in
michael@0	17	* uniset_props.cpp, split off for modularization.
michael@0	18	*/
michael@0	19
michael@0	20	#include "unicode/utypes.h"
michael@0	21	#include "unicode/uobject.h"
michael@0	22	#include "unicode/uset.h"
michael@0	23	#include "unicode/uniset.h"
michael@0	24	#include "cmemory.h"
michael@0	25	#include "unicode/ustring.h"
michael@0	26	#include "unicode/parsepos.h"
michael@0	27
michael@0	28	U_NAMESPACE_USE
michael@0	29
michael@0	30	U_CAPI USet* U_EXPORT2
michael@0	31	uset_openPattern(const UChar* pattern, int32_t patternLength,
michael@0	32	UErrorCode* ec)
michael@0	33	{
michael@0	34	UnicodeString pat(patternLength==-1, pattern, patternLength);
michael@0	35	UnicodeSet* set = new UnicodeSet(pat, *ec);
michael@0	36	/* test for NULL */
michael@0	37	if(set == 0) {
michael@0	38	*ec = U_MEMORY_ALLOCATION_ERROR;
michael@0	39	return 0;
michael@0	40	}
michael@0	41
michael@0	42	if (U_FAILURE(*ec)) {
michael@0	43	delete set;
michael@0	44	set = NULL;
michael@0	45	}
michael@0	46	return (USet*) set;
michael@0	47	}
michael@0	48
michael@0	49	U_CAPI USet* U_EXPORT2
michael@0	50	uset_openPatternOptions(const UChar* pattern, int32_t patternLength,
michael@0	51	uint32_t options,
michael@0	52	UErrorCode* ec)
michael@0	53	{
michael@0	54	UnicodeString pat(patternLength==-1, pattern, patternLength);
michael@0	55	UnicodeSet* set = new UnicodeSet(pat, options, NULL, *ec);
michael@0	56	/* test for NULL */
michael@0	57	if(set == 0) {
michael@0	58	*ec = U_MEMORY_ALLOCATION_ERROR;
michael@0	59	return 0;
michael@0	60	}
michael@0	61
michael@0	62	if (U_FAILURE(*ec)) {
michael@0	63	delete set;
michael@0	64	set = NULL;
michael@0	65	}
michael@0	66	return (USet*) set;
michael@0	67	}
michael@0	68
michael@0	69
michael@0	70	U_CAPI int32_t U_EXPORT2
michael@0	71	uset_applyPattern(USet *set,
michael@0	72	const UChar *pattern, int32_t patternLength,
michael@0	73	uint32_t options,
michael@0	74	UErrorCode *status){
michael@0	75
michael@0	76	// status code needs to be checked since we
michael@0	77	// dereference it
michael@0	78	if(status == NULL || U_FAILURE(*status)){
michael@0	79	return 0;
michael@0	80	}
michael@0	81
michael@0	82	// check only the set paramenter
michael@0	83	// if pattern is NULL or null terminate
michael@0	84	// UnicodeString constructor takes care of it
michael@0	85	if(set == NULL){
michael@0	86	*status = U_ILLEGAL_ARGUMENT_ERROR;
michael@0	87	return 0;
michael@0	88	}
michael@0	89
michael@0	90	UnicodeString pat(pattern, patternLength);
michael@0	91
michael@0	92	ParsePosition pos;
michael@0	93
michael@0	94	((UnicodeSet*) set)->applyPattern(pat, pos, options, NULL, *status);
michael@0	95
michael@0	96	return pos.getIndex();
michael@0	97	}
michael@0	98
michael@0	99	U_CAPI void U_EXPORT2
michael@0	100	uset_applyIntPropertyValue(USet* set,
michael@0	101	UProperty prop, int32_t value, UErrorCode* ec) {
michael@0	102	((UnicodeSet*) set)->applyIntPropertyValue(prop, value, *ec);
michael@0	103	}
michael@0	104
michael@0	105	U_CAPI void U_EXPORT2
michael@0	106	uset_applyPropertyAlias(USet* set,
michael@0	107	const UChar *prop, int32_t propLength,
michael@0	108	const UChar *value, int32_t valueLength,
michael@0	109	UErrorCode* ec) {
michael@0	110
michael@0	111	UnicodeString p(prop, propLength);
michael@0	112	UnicodeString v(value, valueLength);
michael@0	113
michael@0	114	((UnicodeSet*) set)->applyPropertyAlias(p, v, *ec);
michael@0	115	}
michael@0	116
michael@0	117	U_CAPI UBool U_EXPORT2
michael@0	118	uset_resemblesPattern(const UChar *pattern, int32_t patternLength,
michael@0	119	int32_t pos) {
michael@0	120
michael@0	121	UnicodeString pat(pattern, patternLength);
michael@0	122
michael@0	123	return ((pos+1) < pat.length() &&
michael@0	124	pat.charAt(pos) == (UChar)91/*[*/) ||
michael@0	125	UnicodeSet::resemblesPattern(pat, pos);
michael@0	126	}
michael@0	127
michael@0	128	U_CAPI int32_t U_EXPORT2
michael@0	129	uset_toPattern(const USet* set,
michael@0	130	UChar* result, int32_t resultCapacity,
michael@0	131	UBool escapeUnprintable,
michael@0	132	UErrorCode* ec) {
michael@0	133	UnicodeString pat;
michael@0	134	((const UnicodeSet*) set)->toPattern(pat, escapeUnprintable);
michael@0	135	return pat.extract(result, resultCapacity, *ec);
michael@0	136	}
michael@0	137
michael@0	138	U_CAPI void U_EXPORT2
michael@0	139	uset_closeOver(USet* set, int32_t attributes) {
michael@0	140	((UnicodeSet*) set)->UnicodeSet::closeOver(attributes);
michael@0	141	}