/* * String List Utils * * Copyright 2018 Pascal Bourguignon * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include #include #include void string_list_free(char** string_list) { int i; for (i = 0; string_list[i]; i++) { free(string_list[i]); } free(string_list); } int string_list_length(const char* const* string_list) { int i; for (i = 0; string_list[i]; i++) ; return i; } char** string_list_copy(const char* const* string_list) { int i; int length = string_list_length(string_list); char** copy = calloc(length + 1, sizeof(char*)); if (!copy) { return 0; } for (i = 0; i < length; i++) { copy[i] = _strdup(string_list[i]); } copy[length] = 0; return copy; } void string_list_print(FILE* out, const char* const* string_list) { int j; for (j = 0; string_list[j]; j++) { fprintf(out, "[%2d]: %s\n", j, string_list[j]); } fflush(out); }