64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
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* Kangaroo Punch MultiPlayer Game Server Mark II
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* Copyright (C) 2020-2021 Scott Duensing
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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 <https://www.gnu.org/licenses/>.
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*
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*/
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#include "util.h"
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char *utilAppNameWithNewExtensionGet(char *appName, char *extension) {
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char *c = NULL;
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char *newName = NULL;
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int16_t x = strlen(appName);
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uint16_t len = 2 + strlen(extension); // 2 = dot in extension and 0 terminator.
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// Find last portion of filename.
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while (x > 0) {
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if (appName[x] == '/' || appName[x] == '\\') break;
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x--;
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len++;
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}
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// We use this + length of new extension for new string length.
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newName = (char *)malloc(len);
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if (newName) {
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if (strlen(appName) - x < len) {
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// Replace extension
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strncpy(newName, &appName[x + 1], len - 1);
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c = strstr(newName, ".");
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if (c) *c = 0;
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strncat(newName, ".", len - 1);
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strncat(newName, extension, len - 1);
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}
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}
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return newName;
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}
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void utilDie(const char *why, ...) {
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va_list args;
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char msg[2048];
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va_start(args, why);
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vsprintf(msg, why, args);
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va_end(args);
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logWrite("DIE: %s", msg);
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exit(1);
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}
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