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Questions - strace

Python3 Ptrace duplicate syscalls

I'm trying to build a simple version of starce, which shows you the first x syscalls a process made. The problem is that currently it seems like every syscall appears twice (except execve and exit_gro...
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Yuval.R

python

system-calls

strace

ptrace

Votes: 0

Answers: 1

Latest Answer

After digging a bit in other threads here, I found that every syscall is supposed to appear twice, once before it was called, and another time after it was called. So the solution will be to simply to...
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Yuval.R

How to conver strace -o >(cat >>outputfile) command [args] ... to csh

I have the following command on bash terminal that works great: strace -o >(cat >>outputfile) command [args] ... the command appends the output file of strace. How can I get the same when us...
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Guy Bar

bash

csh

strace

Votes: 0

Answers: 1

Latest Answer

Let's break down this command using man bash. The difficulty seems to be the notation: >(cat >> outputfile) This is what is called process-substitution: Process substitution allows a proce...
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kvantour

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