mirror of
https://github.com/kevinbentley/Descent3.git
synced 2025-01-22 11:28:56 +00:00
111 lines
2.8 KiB
C++
111 lines
2.8 KiB
C++
/*
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* Descent 3
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* Copyright (C) 2024 Parallax Software
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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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--- HISTORICAL COMMENTS FOLLOW ---
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* $Logfile: /DescentIII/Main/misc/pstring.cpp $
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* $Revision: 4 $
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* $Date: 4/15/99 1:51a $
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* $Author: Jeff $
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*
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* Safe string manipulation and creation functions
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*
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* $Log: /DescentIII/Main/misc/pstring.cpp $
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*
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* 4 4/15/99 1:51a Jeff
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* changes for linux compile
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*
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* 3 12/16/98 1:57p Samir
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* Replaced CleanupString2 with CleanupStr
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*
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* 2 11/01/98 1:56a Jeff
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* added pstring.cpp/.h
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*
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* $NoKeywords: $
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*/
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#include <cctype>
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#include <cstdint>
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#include <string>
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#include <vector>
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#include "pstring.h"
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// CleanupStr
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// This function strips all leading and trailing spaces, keeping internal spaces. This goes for tabs too.
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std::size_t CleanupStr(char *dest, const char *src, std::size_t destlen) {
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if (destlen == 0)
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return 0;
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const char *end;
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std::size_t out_size;
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// Trim leading space
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while (std::isspace((uint8_t)*src))
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src++;
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// All spaces?
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if (*src == '\0') {
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*dest = '\0';
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return 1;
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}
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// Trim trailing space
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end = src + std::strlen(src) - 1;
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while (end > src && std::isspace((uint8_t)*end))
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end--;
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end++;
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// Set output size to minimum of trimmed string length and buffer size minus 1
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out_size = (end - src) < destlen - 1 ? (end - src) : destlen - 1;
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// Copy trimmed string and add null terminator
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std::memcpy(dest, src, out_size);
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dest[out_size] = '\0';
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return out_size;
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}
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std::string StringJoin(const std::vector<std::string> &strs, const std::string &delim) {
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if (strs.empty())
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return "";
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std::vector<char> res;
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for (int i = 0; i < strs.size() - 1; ++i) {
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for (auto const &c : strs[i]) {
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res.push_back(c);
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}
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for (auto const &c : delim) {
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res.push_back(c);
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}
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}
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for (auto const &c : strs[strs.size() - 1]) {
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res.push_back(c);
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}
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return std::string{res.begin(), res.end()};
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}
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std::vector<std::string> StringSplit(std::string str, const std::string &delim) {
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std::vector<std::string> res;
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size_t pos;
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while ((pos = str.find(delim)) != std::string::npos) {
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res.push_back(str.substr(0, pos));
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str.erase(0, pos + delim.length());
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}
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res.push_back(str);
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return res;
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}
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