Gabriele Cosmo
60 lines
1.4 KiB
Plaintext
60 lines
1.4 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_get_lines
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#define tools_get_lines
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#include <cstdlib> // malloc,free
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#include <cstring> // strcpy
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#include <string>
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#include <vector>
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namespace tools
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{
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inline char* str_dup(const char* a_cstr)
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{
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return ::strcpy((char*)::malloc(::strlen(a_cstr) + 1), a_cstr);
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}
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inline void str_del(char*& a_cstr)
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{
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if (a_cstr == NULL) return;
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::free(a_cstr);
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a_cstr = NULL;
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}
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inline void get_lines(const std::string& a_string,std::vector<std::string>& a_lines){
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// a_string is a list separated by "\n" or "\\n".
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// For "xxx\n\nxxx", {"xxx","","xxx"} will be created.
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// WARNING : if a_string is a Windows file name, it may
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// contains a \n which is not a delimiter ; like ..\data\ntuples.hbook.
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a_lines.clear();
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size_t length = a_string.length();
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if(!length) return;
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char* cstring = str_dup(a_string.c_str());
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if(!cstring) return;
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size_t pos = 0;
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length++;
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for(size_t count=0;count<length;count++) {
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if( (cstring[count]=='\n') ||
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(cstring[count]=='\0') ||
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( (cstring[count]=='\\') && (cstring[count+1]=='n') ) ) {
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char shift_one = (cstring[count]=='\n' ? 1 : 0);
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cstring[count] = '\0';
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a_lines.push_back(cstring+pos);
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if(shift_one==1) {
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pos = count+1;
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} else {
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pos = count+2;
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count++;
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}
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}
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}
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str_del(cstring);
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}
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}
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#endif
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