homework-jianmu/include/os/osSystem.h

241 lines
19 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_OS_SYSTEM_H_
#define _TD_OS_SYSTEM_H_
#ifdef _ALPINE
#define UNW_LOCAL_ONLY
#include <libunwind.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
// If the error is in a third-party library, place this header file under the third-party library header file.
// When you want to use this feature, you should find or add the same function in the following section.
#ifndef ALLOW_FORBID_FUNC
#define popen POPEN_FUNC_TAOS_FORBID
#define pclose PCLOSE_FUNC_TAOS_FORBID
#define tcsetattr TCSETATTR_FUNC_TAOS_FORBID
#define tcgetattr TCGETATTR_FUNC_TAOS_FORBID
#endif
typedef struct TdCmd *TdCmdPtr;
TdCmdPtr taosOpenCmd(const char *cmd);
int64_t taosGetsCmd(TdCmdPtr pCmd, int32_t maxSize, char *__restrict buf);
int64_t taosGetLineCmd(TdCmdPtr pCmd, char **__restrict ptrBuf);
int32_t taosEOFCmd(TdCmdPtr pCmd);
void taosCloseCmd(TdCmdPtr *ppCmd);
void *taosLoadDll(const char *fileName);
void taosCloseDll(void *handle);
void *taosLoadDllFunc(void *handle, const char *funcName);
int32_t taosSetConsoleEcho(bool on);
int32_t taosSetTerminalMode();
int32_t taosGetOldTerminalMode();
int32_t taosResetTerminalMode();
#define STACKSIZE 100
#if defined(_ALPINE)
#define taosLogTraceToBuf(buf, bufSize, ignoreNum) \
{ \
unw_cursor_t cursor; \
unw_context_t context; \
\
unw_getcontext(&context); \
unw_init_local(&cursor, &context); \
\
char *array[STACKSIZE]; \
int32_t size = 0; \
int32_t ignores = ignoreNum; \
int32_t offset = 0; \
while (unw_step(&cursor) > 0 && size < STACKSIZE) { \
unw_word_t offset, pc; \
char fname[64]; \
unw_get_reg(&cursor, UNW_REG_IP, &pc); \
fname[0] = '\0'; \
(void)unw_get_proc_name(&cursor, fname, sizeof(fname), &offset); \
array[size] = (char *)taosMemoryMalloc(sizeof(char) * STACKSIZE + 1); \
if(NULL == array[size]) { \
break; \
} \
size += 1; \
snprintf(array[size], STACKSIZE, "0x%lx : (%s+0x%lx) [0x%lx]\n", (long)pc, fname, (long)offset, (long)pc); \
} \
if (ignoreNum < size && size > 0) { \
offset = tsnprintf(buf, bufSize - 1, "obtained %d stack frames\n", (ignoreNum > 0) ? size - ignoreNum : size); \
for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) { \
offset += tsnprintf(buf + offset, bufSize - 1 - offset, "frame:%d, %s\n", (ignoreNum > 0) ? i - ignoreNum : i, \
array[i]); \
} \
} \
for (int i = 0; i < size; i++) { \
taosMemoryFree(array[i]); \
} \
}
#define taosPrintTrace(flags, level, dflag, ignoreNum) \
{ \
unw_cursor_t cursor; \
unw_context_t context; \
\
unw_getcontext(&context); \
unw_init_local(&cursor, &context); \
\
char *array[STACKSIZE]; \
int32_t size = 0; \
while (unw_step(&cursor) > 0 && size < STACKSIZE) { \
unw_word_t offset, pc; \
char fname[64]; \
unw_get_reg(&cursor, UNW_REG_IP, &pc); \
fname[0] = '\0'; \
(void)unw_get_proc_name(&cursor, fname, sizeof(fname), &offset); \
size += 1; \
array[size] = (char *)taosMemoryMalloc(sizeof(char) * STACKSIZE + 1); \
snprintf(array[size], STACKSIZE, "frame:%d, 0x%lx : (%s+0x%lx) [0x%lx]\n", size, (long)pc, fname, (long)offset, \
(long)pc); \
} \
if (ignoreNum < size && size > 0) { \
taosPrintLog(flags, level, dflag, "obtained %d stack frames", (ignoreNum > 0) ? size - ignoreNum : size); \
for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) { \
taosPrintLog(flags, level, dflag, "frame:%d, %s", (ignoreNum > 0) ? i - ignoreNum : i, array[i]); \
} \
} \
for (int i = 0; i < size; i++) { \
taosMemoryFree(array[i]); \
} \
}
#elif !defined(WINDOWS)
#define taosLogTraceToBuf(buf, bufSize, ignoreNum) \
{ \
void *array[STACKSIZE]; \
int32_t size = backtrace(array, STACKSIZE); \
char **strings = backtrace_symbols(array, size); \
int32_t offset = 0; \
if (strings != NULL) { \
offset = tsnprintf(buf, bufSize - 1, "obtained %d stack frames\n", (ignoreNum > 0) ? size - ignoreNum : size); \
for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) { \
offset += tsnprintf(buf + offset, bufSize - 1 - offset, "frame:%d, %s\n", (ignoreNum > 0) ? i - ignoreNum : i, \
strings[i]); \
} \
} \
\
taosMemoryFree(strings); \
}
#define taosPrintTrace(flags, level, dflag, ignoreNum) \
{ \
void *array[STACKSIZE]; \
int32_t size = backtrace(array, STACKSIZE); \
char **strings = backtrace_symbols(array, size); \
if (strings != NULL) { \
taosPrintLog(flags, level, dflag, "obtained %d stack frames", (ignoreNum > 0) ? size - ignoreNum : size); \
for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) { \
taosPrintLog(flags, level, dflag, "frame:%d, %s", (ignoreNum > 0) ? i - ignoreNum : i, strings[i]); \
} \
} \
\
taosMemoryFree(strings); \
}
#else
#include <dbghelp.h>
#include <windows.h>
#define taosLogTraceToBuf(buf, bufSize, ignoreNum) \
{ \
unsigned int i; \
void *stack[STACKSIZE]; \
unsigned short frames; \
SYMBOL_INFO *symbol; \
HANDLE process; \
int32_t offset = 0; \
\
process = GetCurrentProcess(); \
\
SymInitialize(process, NULL, TRUE); \
\
frames = CaptureStackBackTrace(0, STACKSIZE, stack, NULL); \
symbol = (SYMBOL_INFO *)calloc(sizeof(SYMBOL_INFO) + 256 * sizeof(char), 1); \
if (symbol != NULL) { \
symbol->MaxNameLen = 255; \
symbol->SizeOfStruct = sizeof(SYMBOL_INFO); \
\
if (frames > 0) { \
offset = \
snprintf(buf, bufSize - 1, "obtained %d stack frames\n", (ignoreNum > 0) ? frames - ignoreNum : frames); \
for (i = (ignoreNum > 0) ? ignoreNum : 0; i < frames; i++) { \
SymFromAddr(process, (DWORD64)(stack[i]), 0, symbol); \
offset += tsnprintf(buf + offset, bufSize - 1 - offset, "frame:%i, %s - 0x%0X\n", \
(ignoreNum > 0) ? i - ignoreNum : i, symbol->Name, symbol->Address); \
} \
} \
free(symbol); \
} \
}
#define taosPrintTrace(flags, level, dflag, ignoreNum) \
{ \
unsigned int i; \
void *stack[STACKSIZE]; \
unsigned short frames; \
SYMBOL_INFO *symbol; \
HANDLE process; \
\
process = GetCurrentProcess(); \
\
SymInitialize(process, NULL, TRUE); \
\
frames = CaptureStackBackTrace(0, STACKSIZE, stack, NULL); \
symbol = (SYMBOL_INFO *)calloc(sizeof(SYMBOL_INFO) + 256 * sizeof(char), 1); \
if (symbol != NULL) { \
symbol->MaxNameLen = 255; \
symbol->SizeOfStruct = sizeof(SYMBOL_INFO); \
\
if (frames > 0) { \
taosPrintLog(flags, level, dflag, "obtained %d stack frames\n", \
(ignoreNum > 0) ? frames - ignoreNum : frames); \
for (i = (ignoreNum > 0) ? ignoreNum : 0; i < frames; i++) { \
SymFromAddr(process, (DWORD64)(stack[i]), 0, symbol); \
taosPrintLog(flags, level, dflag, "frame:%i, %s - 0x%0X\n", (ignoreNum > 0) ? i - ignoreNum : i, \
symbol->Name, symbol->Address); \
} \
} \
free(symbol); \
} \
}
#endif
#ifdef __cplusplus
}
#endif
#endif /*_TD_OS_SYSTEM_H_*/