Re: Some problems of Emacs on my OS X 10.8.5

[autozimu]

On Sunday, February 23, 2014 2:55:05 AM UTC-5, Haomin Long wrote:
> Hello!
> 
> Recently I use Emacs 24.3 on my OS X 10.8.5.
> 
> To debug, I installed GNU GDB 7.7  from homebrew.
> 
> But in Emacs I can't use M-x gdb. It just showed "No such file or
> 
> directory, gdb" in the minibuffer.
> 
> I typed "M-! echo $PATH" and it did show the directory that containing the
> 
> GDB program.
> 
> So I typed "M-! gdb ***". After that it did execute GDB , but the first
> 
> line of it is "(gdb) quit"!!
> 
> I searched a lot at Google but I'm not able to solve it.
> 
> Is it some kind of Bug?
> 
> THANKS!
> 
> 
> 
> -- 
> 
> 
> 
> *Houman Lung*
> 
> 
> 
> *Department of Computer Science and Technology, Tsinghua University,
> 
> Beijing China*
> 
> 
> 
> *Mobile: (+86)18688148073*
> 
> *E-mail: cherudim9@gmail.com <cherudim9@gmail.com>*

I believe Emacs uses the variable `exec-path` to find executables, rather than 
the env $PATH from shell.

This [script](https://github.com/purcell/exec-path-from-shell) might helps.