Created
November 16, 2020 14:51
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trace call stack
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#include <execinfo.h> | |
void print_trace (void) { | |
void *ppArrays[256]; | |
int nTraceNum = backtrace(ppArrays, sizeof(ppArrays) / sizeof(ppArrays[0])); | |
char **ppSymbols = backtrace_symbols(ppArrays, nTraceNum); | |
if (ppSymbols != NULL) { | |
printf("Obtained %d stack frames.\n", nTraceNum); | |
for (int i = 0; i < nTraceNum; i++) { | |
printf("%s\n", ppSymbols[i]); | |
} | |
} | |
free(ppSymbols); | |
} |
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