94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
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/*
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* Copyright (C) 2013 Glyptodon LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "config.h"
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#include "guac_string.h"
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#include <stdlib.h>
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#include <string.h>
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int guac_count_occurrences(const char* string, char c) {
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int count = 0;
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while (*string != 0) {
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/* Count each occurrence */
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if (*string == c)
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count++;
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/* Next character */
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string++;
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}
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return count;
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}
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char** guac_split(const char* string, char delim) {
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int i = 0;
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int token_count = guac_count_occurrences(string, delim) + 1;
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const char* token_start = string;
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/* Allocate space for tokens */
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char** tokens = malloc(sizeof(char*) * (token_count+1));
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do {
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int length;
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char* token;
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/* Find end of token */
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while (*string != 0 && *string != delim)
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string++;
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/* Calculate token length */
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length = string - token_start;
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/* Allocate space for token and NULL terminator */
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tokens[i++] = token = malloc(length + 1);
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/* Copy token, store null */
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memcpy(token, token_start, length);
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token[length] = 0;
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/* Stop at end of string */
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if (*string == 0)
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break;
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/* Next token */
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token_start = ++string;
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} while (i < token_count);
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/* NULL terminator */
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tokens[i] = NULL;
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return tokens;
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}
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