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authorFlorian Dold <florian.dold@gmail.com>2019-08-13 12:29:07 +0200
committerFlorian Dold <florian.dold@gmail.com>2019-08-13 12:29:22 +0200
commitda736d8259331a8ef13bf4bbb10bbb8a5c0e5299 (patch)
tree4d849133b1c9a9c7067e96ff7dd8faa1d927e0bb /deps/node/deps/icu-small/source/tools/toolutil/uparse.cpp
parentda228cf9d71b747f1824e85127039e5afc7effd8 (diff)
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remove node/v8 from source tree
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-rw-r--r--deps/node/deps/icu-small/source/tools/toolutil/uparse.cpp383
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diff --git a/deps/node/deps/icu-small/source/tools/toolutil/uparse.cpp b/deps/node/deps/icu-small/source/tools/toolutil/uparse.cpp
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--- a/deps/node/deps/icu-small/source/tools/toolutil/uparse.cpp
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@@ -1,383 +0,0 @@
-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
-*******************************************************************************
-*
-* Copyright (C) 2000-2012, International Business Machines
-* Corporation and others. All Rights Reserved.
-*
-*******************************************************************************
-* file name: uparse.c
-* encoding: UTF-8
-* tab size: 8 (not used)
-* indentation:4
-*
-* created on: 2000apr18
-* created by: Markus W. Scherer
-*
-* This file provides a parser for files that are delimited by one single
-* character like ';' or TAB. Example: the Unicode Character Properties files
-* like UnicodeData.txt are semicolon-delimited.
-*/
-
-#include "unicode/utypes.h"
-#include "unicode/uchar.h"
-#include "unicode/ustring.h"
-#include "unicode/utf16.h"
-#include "cstring.h"
-#include "filestrm.h"
-#include "uparse.h"
-#include "ustr_imp.h"
-
-#include <stdio.h>
-
-U_CAPI const char * U_EXPORT2
-u_skipWhitespace(const char *s) {
- while(U_IS_INV_WHITESPACE(*s)) {
- ++s;
- }
- return s;
-}
-
-U_CAPI char * U_EXPORT2
-u_rtrim(char *s) {
- char *end=uprv_strchr(s, 0);
- while(s<end && U_IS_INV_WHITESPACE(*(end-1))) {
- *--end = 0;
- }
- return end;
-}
-
-/*
- * If the string starts with # @missing: then return the pointer to the
- * following non-whitespace character.
- * Otherwise return the original pointer.
- * Unicode 5.0 adds such lines in some data files to document
- * default property values.
- * Poor man's regex for variable amounts of white space.
- */
-static const char *
-getMissingLimit(const char *s) {
- const char *s0=s;
- if(
- *(s=u_skipWhitespace(s))=='#' &&
- *(s=u_skipWhitespace(s+1))=='@' &&
- 0==strncmp((s=u_skipWhitespace(s+1)), "missing", 7) &&
- *(s=u_skipWhitespace(s+7))==':'
- ) {
- return u_skipWhitespace(s+1);
- } else {
- return s0;
- }
-}
-
-U_CAPI void U_EXPORT2
-u_parseDelimitedFile(const char *filename, char delimiter,
- char *fields[][2], int32_t fieldCount,
- UParseLineFn *lineFn, void *context,
- UErrorCode *pErrorCode) {
- FileStream *file;
- char line[10000];
- char *start, *limit;
- int32_t i, length;
-
- if(U_FAILURE(*pErrorCode)) {
- return;
- }
-
- if(fields==NULL || lineFn==NULL || fieldCount<=0) {
- *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return;
- }
-
- if(filename==NULL || *filename==0 || (*filename=='-' && filename[1]==0)) {
- filename=NULL;
- file=T_FileStream_stdin();
- } else {
- file=T_FileStream_open(filename, "r");
- }
- if(file==NULL) {
- *pErrorCode=U_FILE_ACCESS_ERROR;
- return;
- }
-
- while(T_FileStream_readLine(file, line, sizeof(line))!=NULL) {
- /* remove trailing newline characters */
- length=(int32_t)(u_rtrim(line)-line);
-
- /*
- * detect a line with # @missing:
- * start parsing after that, or else from the beginning of the line
- * set the default warning for @missing lines
- */
- start=(char *)getMissingLimit(line);
- if(start==line) {
- *pErrorCode=U_ZERO_ERROR;
- } else {
- *pErrorCode=U_USING_DEFAULT_WARNING;
- }
-
- /* skip this line if it is empty or a comment */
- if(*start==0 || *start=='#') {
- continue;
- }
-
- /* remove in-line comments */
- limit=uprv_strchr(start, '#');
- if(limit!=NULL) {
- /* get white space before the pound sign */
- while(limit>start && U_IS_INV_WHITESPACE(*(limit-1))) {
- --limit;
- }
-
- /* truncate the line */
- *limit=0;
- }
-
- /* skip lines with only whitespace */
- if(u_skipWhitespace(start)[0]==0) {
- continue;
- }
-
- /* for each field, call the corresponding field function */
- for(i=0; i<fieldCount; ++i) {
- /* set the limit pointer of this field */
- limit=start;
- while(*limit!=delimiter && *limit!=0) {
- ++limit;
- }
-
- /* set the field start and limit in the fields array */
- fields[i][0]=start;
- fields[i][1]=limit;
-
- /* set start to the beginning of the next field, if any */
- start=limit;
- if(*start!=0) {
- ++start;
- } else if(i+1<fieldCount) {
- *pErrorCode=U_PARSE_ERROR;
- limit=line+length;
- i=fieldCount;
- break;
- }
- }
-
- /* too few fields? */
- if(U_FAILURE(*pErrorCode)) {
- break;
- }
-
- /* call the field function */
- lineFn(context, fields, fieldCount, pErrorCode);
- if(U_FAILURE(*pErrorCode)) {
- break;
- }
- }
-
- if(filename!=NULL) {
- T_FileStream_close(file);
- }
-}
-
-/*
- * parse a list of code points
- * store them as a UTF-32 string in dest[destCapacity]
- * return the number of code points
- */
-U_CAPI int32_t U_EXPORT2
-u_parseCodePoints(const char *s,
- uint32_t *dest, int32_t destCapacity,
- UErrorCode *pErrorCode) {
- char *end;
- uint32_t value;
- int32_t count;
-
- if(U_FAILURE(*pErrorCode)) {
- return 0;
- }
- if(s==NULL || destCapacity<0 || (destCapacity>0 && dest==NULL)) {
- *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
-
- count=0;
- for(;;) {
- s=u_skipWhitespace(s);
- if(*s==';' || *s==0) {
- return count;
- }
-
- /* read one code point */
- value=(uint32_t)uprv_strtoul(s, &end, 16);
- if(end<=s || (!U_IS_INV_WHITESPACE(*end) && *end!=';' && *end!=0) || value>=0x110000) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
-
- /* append it to the destination array */
- if(count<destCapacity) {
- dest[count++]=value;
- } else {
- *pErrorCode=U_BUFFER_OVERFLOW_ERROR;
- }
-
- /* go to the following characters */
- s=end;
- }
-}
-
-/*
- * parse a list of code points
- * store them as a string in dest[destCapacity]
- * set the first code point in *pFirst
- * @return The length of the string in numbers of UChars.
- */
-U_CAPI int32_t U_EXPORT2
-u_parseString(const char *s,
- UChar *dest, int32_t destCapacity,
- uint32_t *pFirst,
- UErrorCode *pErrorCode) {
- char *end;
- uint32_t value;
- int32_t destLength;
-
- if(U_FAILURE(*pErrorCode)) {
- return 0;
- }
- if(s==NULL || destCapacity<0 || (destCapacity>0 && dest==NULL)) {
- *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
-
- if(pFirst!=NULL) {
- *pFirst=0xffffffff;
- }
-
- destLength=0;
- for(;;) {
- s=u_skipWhitespace(s);
- if(*s==';' || *s==0) {
- if(destLength<destCapacity) {
- dest[destLength]=0;
- } else if(destLength==destCapacity) {
- *pErrorCode=U_STRING_NOT_TERMINATED_WARNING;
- } else {
- *pErrorCode=U_BUFFER_OVERFLOW_ERROR;
- }
- return destLength;
- }
-
- /* read one code point */
- value=(uint32_t)uprv_strtoul(s, &end, 16);
- if(end<=s || (!U_IS_INV_WHITESPACE(*end) && *end!=';' && *end!=0) || value>=0x110000) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
-
- /* store the first code point */
- if(pFirst!=NULL) {
- *pFirst=value;
- pFirst=NULL;
- }
-
- /* append it to the destination array */
- if((destLength+U16_LENGTH(value))<=destCapacity) {
- U16_APPEND_UNSAFE(dest, destLength, value);
- } else {
- destLength+=U16_LENGTH(value);
- }
-
- /* go to the following characters */
- s=end;
- }
-}
-
-/* read a range like start or start..end */
-U_CAPI int32_t U_EXPORT2
-u_parseCodePointRangeAnyTerminator(const char *s,
- uint32_t *pStart, uint32_t *pEnd,
- const char **terminator,
- UErrorCode *pErrorCode) {
- char *end;
- uint32_t value;
-
- if(U_FAILURE(*pErrorCode)) {
- return 0;
- }
- if(s==NULL || pStart==NULL || pEnd==NULL) {
- *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
-
- /* read the start code point */
- s=u_skipWhitespace(s);
- value=(uint32_t)uprv_strtoul(s, &end, 16);
- if(end<=s || value>=0x110000) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
- *pStart=*pEnd=value;
-
- /* is there a "..end"? */
- s=u_skipWhitespace(end);
- if(*s!='.' || s[1]!='.') {
- *terminator=end;
- return 1;
- }
- s=u_skipWhitespace(s+2);
-
- /* read the end code point */
- value=(uint32_t)uprv_strtoul(s, &end, 16);
- if(end<=s || value>=0x110000) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
- *pEnd=value;
-
- /* is this a valid range? */
- if(value<*pStart) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
-
- *terminator=end;
- return value-*pStart+1;
-}
-
-U_CAPI int32_t U_EXPORT2
-u_parseCodePointRange(const char *s,
- uint32_t *pStart, uint32_t *pEnd,
- UErrorCode *pErrorCode) {
- const char *terminator;
- int32_t rangeLength=
- u_parseCodePointRangeAnyTerminator(s, pStart, pEnd, &terminator, pErrorCode);
- if(U_SUCCESS(*pErrorCode)) {
- terminator=u_skipWhitespace(terminator);
- if(*terminator!=';' && *terminator!=0) {
- *pErrorCode=U_PARSE_ERROR;
- return 0;
- }
- }
- return rangeLength;
-}
-
-U_CAPI int32_t U_EXPORT2
-u_parseUTF8(const char *source, int32_t sLen, char *dest, int32_t destCapacity, UErrorCode *status) {
- const char *read = source;
- int32_t i = 0;
- unsigned int value = 0;
- if(sLen == -1) {
- sLen = (int32_t)strlen(source);
- }
-
- while(read < source+sLen) {
- sscanf(read, "%2x", &value);
- if(i < destCapacity) {
- dest[i] = (char)value;
- }
- i++;
- read += 2;
- }
- return u_terminateChars(dest, destCapacity, i, status);
-}