clayborg added a comment.


> When running the lldb command line debugger in a console, it can be 
> convenient to get the output of the debuggee inline in the same console.

agreed. It just did the default behavior of launching in a command.exe since 
that is what windows does by default.

> The same behaviour also seems possible to enable by setting the 
> eLaunchFlagDisableSTDIO flag somehow, but I wasn't able to figure out how to 
> set that when calling the normal lldb.exe.

(lldb) process launch  --no-stdio

> Also extend a nearby getenv() call to check for both "true" and "1".
> 
> There seems to be a number of different patterns for using getenv() in lldb; 
> either just check for a variable being set (most common), or check for a 
> number of different values. The check for 
> LLDB_LAUNCH_INFERIORS_WITHOUT_CONSOLE only used to check for the string 
> "true", while e.g. the newly added check for LLDB_USE_LLDB_SERVER in 
> source/Plugins/Process/Windows/Common/ProcessWindows.cpp checks for any of 
> on/yes/1/true.

So by default Windows has done things differently since the start. The way 
things work now is:

- by default the program is launched in a terminal window on windows (right?)
- if you add --tty to "process launch" it probably does nothing as it is 
already doing this
- there is no way to just get the process output in the current lldb window

The way I would like to see things work if we can indeed get the output in the 
LLDB process:

- by default we don't open a console window, and just display the output in 
LLDB (do what LLDB_LAUNCH_INFERIORS_WITHOUT_CONSOLE does?)
- if we specify --tty, then allow the process to be run in a separate window 
(like it defaults to currently)
- if we specify --disable--stdio, then disable STDIO (all output goes to 
equivalent of /dev/null)

Thoughts?


Repository:
  rLLDB LLDB

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70387/new/

https://reviews.llvm.org/D70387



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