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annotate host/tools/Utils/common/Collections.cpp @ 540:9034ec3868e5

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* configtool/standalone/wxwin/ecpch.h: #include <winsock2.h> early for Cygwin builds to eliminate fd_set compiler warning * configtool/standalone/wxwin/filename.cpp, configtool/standalone/wxwin/configtooldoc.cpp, configtool/standalone/wxwin/appsettings.cpp: Do not #undef macros matching ecFileName member functions referenced in these files for Cygwin builds. * Utils/common/Collections.cpp: #include <winsock2.h> early for Cygwin builds to eliminate fd_set compiler warning * Utils/common/eCosSocket.cpp: Add newline at end of file to eliminate compiler warning
author jld
date Sat, 25 Jan 2003 23:07:53 +0000
parents 6736c52df507
children 74dbf4c3f2e1
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1 //####COPYRIGHTBEGIN####
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2 //
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3 // ----------------------------------------------------------------------------
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4 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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5 //
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6 // This program is part of the eCos host tools.
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7 //
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8 // This program is free software; you can redistribute it and/or modify it
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9 // under the terms of the GNU General Public License as published by the Free
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10 // Software Foundation; either version 2 of the License, or (at your option)
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11 // any later version.
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12 //
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13 // This program is distributed in the hope that it will be useful, but WITHOUT
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14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 // more details.
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17 //
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18 // You should have received a copy of the GNU General Public License along with
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19 // this program; if not, write to the Free Software Foundation, Inc.,
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20 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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21 //
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22 // ----------------------------------------------------------------------------
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23 //
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24 //####COPYRIGHTEND####
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26 // include winsock2.h early to eliminate fd_set warning
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27 #ifdef __CYGWIN__
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28 #include <winsock2.h>
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29 #endif
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30
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31 #include "Collections.h"
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32
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33 void String::Format (LPCTSTR const pszFormat,...)
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34 {
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35 va_list args;
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36 va_start(args, pszFormat);
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37 vFormat(pszFormat,args);
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38 va_end(args);
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39 }
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40
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41 String String::SFormat (LPCTSTR const pszFormat,...)
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42 {
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43 String s;
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44 va_list args;
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45 va_start(args, pszFormat);
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46 s.vFormat(pszFormat,args);
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47 va_end(args);
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48 return s;
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49 }
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50
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51 void String::vFormat(LPCTSTR pszFormat, va_list marker)
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52 {
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53 for(int nLength=100;nLength;) {
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54 TCHAR *buf=new TCHAR[1+nLength];
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55 int n=_vsntprintf(buf, nLength, pszFormat, marker );
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56 if(-1==n){
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57 nLength*=2; // NT behavior
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58 } else if (n<nLength){
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59 string::operator=(buf);
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60 nLength=0; // trigger exit from loop
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61 } else {
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62 nLength=n+1; // UNIX behavior generally, or NT behavior when buffer size exactly matches required length
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63 }
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64 delete [] buf;
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65 }
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66 }
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67
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68 TCHAR * String::GetBuffer(unsigned int nLength)
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69 {
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70 assert(NULL==m_pszBuf);
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71 nLength=MAX(nLength,size()); // to accommodate _tcscpy below
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72 m_pszBuf=new TCHAR[1+nLength];
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73 m_nBufferLength=nLength;
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74 _tcscpy(m_pszBuf,c_str());
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75 return m_pszBuf;
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76 }
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77
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78 void String::ReleaseBuffer()
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79 {
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80 assert(m_pszBuf);
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81 m_pszBuf[m_nBufferLength]=_TCHAR('\0'); // just in case the terminating null has been forgotten
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82 string::operator=(m_pszBuf);
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83 delete [] m_pszBuf;
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84 m_pszBuf=0;
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85 }
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86
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87 String String::CStrToUnicodeStr(const char *psz)
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88 {
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89 String str;
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90 #ifdef _UNICODE
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91 int nLength=1+strlen(psz);
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92 MultiByteToWideChar(CP_ACP, 0, psz, -1, str.GetBuffer(nLength), nLength);
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93 str.ReleaseBuffer();
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94 #else
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95 str=psz;
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96 #endif
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97 return str;
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98 }
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99
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100 int String::Chop(StringArray &ar,TCHAR cSep,bool bObserveStrings/*=TRUE*/) const
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101 {
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102 assert('\0'!=cSep);
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103 #define IsSep(c) (cSep==_TCHAR(' ')?_istspace(c):c==cSep)
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104 LPCTSTR c=c_str();
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105 ar.clear();
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106 while(*c){
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107 // Spaces are slightly different from other separators - we treat multiple instances as
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108 // just one (a la sscanf)
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109 if(_istspace(cSep)){
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110 while(IsSep(*c))c++;
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111 } else if (ar.size()>0) {
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112 c++;
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113 }
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114 if(*c){
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115 String strTok;
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116 if(bObserveStrings){
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117 bool bInString=false;
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118 do{
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119 if(*c==_TCHAR('\\') && c[1]){
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120 strTok+=c[1];
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121 c++;
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122 } else if(*c==_TCHAR('"')){
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123 bInString ^= 1;
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124 } else if (!bInString && IsSep(*c)) {
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125 break;
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126 } else {
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127 strTok+=*c;
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128 }
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129 } while (*++c);
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130 } else {
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131 do {
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132 if(IsSep(*c)) {
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133 break;
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134 } else {
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135 strTok+=*c;
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136 }
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137 } while (*++c);
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138 }
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139 ar.push_back(strTok);
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140 }
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141 }
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142 return ar.size();
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143 }
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144
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145 char * String::GetCString() const
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146 {
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147 char *psz=new char[1+size()];
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148 #ifdef _UNICODE
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149 WideCharToMultiByte(CP_ACP, 0, c_str(), -1, psz, 1+size(), NULL, NULL);
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150 #else
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151 strcpy(psz,c_str());
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152 #endif
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153 return psz;
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154 }
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155
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156 void String::Replace(LPCTSTR psz1, LPCTSTR psz2, bool bObserveEscapes)
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157 {
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158 for(unsigned int nOffset=0;nOffset<size();){
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159 LPCTSTR psz=c_str()+nOffset;
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160 const TCHAR *pc=_tcsstr(psz,psz1);
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161 if(pc){
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162 if(bObserveEscapes && pc>psz && _TCHAR('\\')==pc[-1]){
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163 // Substitution protected by escape
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164 nOffset=(pc-psz)+_tcslen(psz1);
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165 } else {
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166 String strNew(psz,pc-psz); // before the substitution
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167 strNew+=psz2; // substitution text
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168 pc+=_tcslen(psz1); // past the substituted text
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169 strNew+=pc; // after the substitution
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170 string::operator=(strNew);
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171 nOffset=(pc-psz)+_tcslen(psz2);
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172 }
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173 } else {
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174 break;
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175 }
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176 }
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177 }