1*993b0882SAndroid Build Coastguard Worker /* 2*993b0882SAndroid Build Coastguard Worker * Copyright (C) 2018 The Android Open Source Project 3*993b0882SAndroid Build Coastguard Worker * 4*993b0882SAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*993b0882SAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*993b0882SAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*993b0882SAndroid Build Coastguard Worker * 8*993b0882SAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*993b0882SAndroid Build Coastguard Worker * 10*993b0882SAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*993b0882SAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*993b0882SAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*993b0882SAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*993b0882SAndroid Build Coastguard Worker * limitations under the License. 15*993b0882SAndroid Build Coastguard Worker */ 16*993b0882SAndroid Build Coastguard Worker 17*993b0882SAndroid Build Coastguard Worker #ifndef LIBTEXTCLASSIFIER_UTILS_STRINGS_APPEND_H_ 18*993b0882SAndroid Build Coastguard Worker #define LIBTEXTCLASSIFIER_UTILS_STRINGS_APPEND_H_ 19*993b0882SAndroid Build Coastguard Worker 20*993b0882SAndroid Build Coastguard Worker #include <string> 21*993b0882SAndroid Build Coastguard Worker #include <vector> 22*993b0882SAndroid Build Coastguard Worker 23*993b0882SAndroid Build Coastguard Worker namespace libtextclassifier3 { 24*993b0882SAndroid Build Coastguard Worker namespace strings { 25*993b0882SAndroid Build Coastguard Worker 26*993b0882SAndroid Build Coastguard Worker // Append vsnprintf to strp. If bufsize hint is > 0 it is 27*993b0882SAndroid Build Coastguard Worker // used. Otherwise we compute the required bufsize (which is somewhat 28*993b0882SAndroid Build Coastguard Worker // expensive). 29*993b0882SAndroid Build Coastguard Worker void SStringAppendV(std::string *strp, int bufsize, const char *fmt, 30*993b0882SAndroid Build Coastguard Worker va_list arglist); 31*993b0882SAndroid Build Coastguard Worker 32*993b0882SAndroid Build Coastguard Worker void SStringAppendF(std::string *strp, int bufsize, const char *fmt, ...) 33*993b0882SAndroid Build Coastguard Worker __attribute__((format(printf, 3, 4))); 34*993b0882SAndroid Build Coastguard Worker 35*993b0882SAndroid Build Coastguard Worker std::string StringPrintf(const char *fmt, ...) 36*993b0882SAndroid Build Coastguard Worker __attribute__((format(printf, 1, 2))); 37*993b0882SAndroid Build Coastguard Worker 38*993b0882SAndroid Build Coastguard Worker std::string JoinStrings(const char *delim, const std::vector<std::string> &vec); 39*993b0882SAndroid Build Coastguard Worker 40*993b0882SAndroid Build Coastguard Worker } // namespace strings 41*993b0882SAndroid Build Coastguard Worker } // namespace libtextclassifier3 42*993b0882SAndroid Build Coastguard Worker 43*993b0882SAndroid Build Coastguard Worker #endif // LIBTEXTCLASSIFIER_UTILS_STRINGS_APPEND_H_ 44