CVS commit: src/lib/libc/sys

["Kamil Rytarowski" <kamil%netbsd.org@localhost>]

Module Name:    src
Committed By:   kamil
Date:           Sat Jan  7 05:51:14 UTC 2017

Modified Files:
        src/lib/libc/sys: ptrace.2

Log Message:
Add more notes explaining how debuggers work on NetBSD

Explain:
 - execve(2) handling and behavior, SIGTRAP & TRAP_EXEC
 - reference PaX MPROTECT restrictions for debuggers
 - software breakpoints handling and behavior, SIGTRAP & TRAP_BKPT
 - single step behavior, SIGTRAP & TRAP_TRACE
 - list predefined MI symbols for help debuggers in port specific headers
 - explain that PT_TRACE_ME does not send a SIGSTOP signal

Sponsored by <The NetBSD Foundation>


To generate a diff of this commit:
cvs rdiff -u -r1.49 -r1.50 src/lib/libc/sys/ptrace.2

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.