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c-ps-name's Introduction

c-ps-name

C - Change process name simple examples

Based on this stackoverflow answer (by hexchain)

Quickstart

Using Docker

docker build -t pstest .
docker run --rm -it pstest

Local Binary

make
./pstest
Initial ps output:
  91985 pts/11   00:00:00 pstest

pthread_setname_np
  91985 pts/11   00:00:00 setname

prctl
  91985 pts/11   00:00:00 prctl

argv[0]

Manual

Compile pstest manually from source

# Minimum compile command:
gcc pstest.c -o pstest -pthread
# Recommended compile command:
gcc pstest.c -o pstest -O2 -Wall -Wextra -Werror -Wno-unused -Wno-unused-result -std=gnu99 -pthread -D_GNU_SOURCE

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