homework-jianmu/include/util/tstrbuild.h

50 lines
1.6 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_UTIL_STRING_BUILDER_H_
#define _TD_UTIL_STRING_BUILDER_H_
#include "os.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SStringBuilder {
jmp_buf jb;
size_t size;
size_t pos;
char* buf;
} SStringBuilder;
#define taosStringBuilderSetJmp(sb) setjmp((sb)->jb)
void taosStringBuilderEnsureCapacity(SStringBuilder* sb, size_t size);
char* taosStringBuilderGetResult(SStringBuilder* sb, size_t* len);
void taosStringBuilderDestroy(SStringBuilder* sb);
void taosStringBuilderAppend(SStringBuilder* sb, const void* data, size_t len);
void taosStringBuilderAppendChar(SStringBuilder* sb, char c);
void taosStringBuilderAppendStringLen(SStringBuilder* sb, const char* str, size_t len);
void taosStringBuilderAppendString(SStringBuilder* sb, const char* str);
void taosStringBuilderAppendNull(SStringBuilder* sb);
void taosStringBuilderAppendInteger(SStringBuilder* sb, int64_t v);
void taosStringBuilderAppendDouble(SStringBuilder* sb, double v);
#ifdef __cplusplus
}
#endif
#endif /*_TD_UTIL_STRING_BUILDER_H_*/