ICT: Diary
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Based on notaweblog.php by joshua stein

[ ] Sunday, 3 March 2019 [ ]

OpenBSD debug build

  • Check out source tree [1]
  • make obj && make clean && make DEBUG=-g
  • Enable coredumps:
    • See sysctl(8)
    • mkdir -m 700 /var/crash/prog
    • sysctl kern.nosudicoredump=3
  • run debug binary…and wait for crash
  • gdb obj/prog /var/crash/prog/prog.core
  • (gdb) bt full


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