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howto:gdb [2019/05/07 15:10] – [Debugging] mention "bt full" and "-ex run -args" and such digital man | howto:gdb [2021/04/02 18:19] – [Debugging] using pgrep digital man | ||
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Line 59: | Line 59: | ||
or (if debugging with a core file): | or (if debugging with a core file): | ||
# gdb / | # gdb / | ||
- | or (if attaching to an existing running instance, | + | or (if attaching to an existing running instance, |
# gdb / | # gdb / | ||
+ | or (if attaching to an existing running instance, using '' | ||
+ | # gdb -p $(pgrep sbbs) | ||
B. Run Synchronet non-daemonized (if no core file used): | B. Run Synchronet non-daemonized (if no core file used): | ||
Line 79: | Line 81: | ||
**TIP:**\\ | **TIP:**\\ | ||
To run Synchronet (non-daemonized) directly from the GNU debugger without having to type " | To run Synchronet (non-daemonized) directly from the GNU debugger without having to type " | ||
- | # gdb -ex run -args sbbs -nd | + | # gdb -ex run --args sbbs -nd |
+ | |||
+ | ==== Root Access ==== | ||
+ | |||
+ | If the '' | ||
+ | |||
+ | Attaching to process 21848 | ||
+ | ptrace: Operation not permitted. | ||
+ | (gdb) | ||
+ | |||
+ | If you get this error, try attaching again as root (e.g. run with '' | ||
==== Handling SIGPIPE ==== | ==== Handling SIGPIPE ==== |