mirror of
https://github.com/saymrwulf/uhd.git
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26cc20847c
Note: This is the first commit that uses for-range, and range-based for-loops are now usable for UHD development.
51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
//
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// Copyright 2011 Ettus Research LLC
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#include <uhd/utils/csv.hpp>
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using namespace uhd;
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csv::rows_type csv::to_rows(std::istream &input){
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csv::rows_type rows;
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std::string line;
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//for each line in the input stream
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while (std::getline(input, line)){
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csv::row_type row(1, "");
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bool in_quote = false;
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char last_ch, next_ch = ' ';
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//for each character in the line
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for(char ch: line){
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last_ch = next_ch;
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next_ch = ch;
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//catch a quote character and change the state
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//we handle double quotes by checking last_ch
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if (ch == '"'){
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in_quote = not in_quote;
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if (last_ch != '"') continue;
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}
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//a comma not inside quotes is a column delimiter
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if (not in_quote and ch == ','){
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row.push_back("");
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continue;
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}
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//if we got here we record the character
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row.back() += ch;
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}
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rows.push_back(row);
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}
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return rows;
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}
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