Re: Single-executable patch

[Daniel Jacobowitz <drow@false.org>]

On Wed, May 17, 2006 at 03:02:18PM -0400, Mikhail Teterin wrote:
> It seems, all three of the gdb, gdbtui, and insight executables are the same 
> except for their (tiny) main() functions.
> 
> The attached sample patch allows to install just the gdb and link it to gdbtui 
> and insight -- the program will behave differently depending on the name, 
> under which it is invoked.
> 
> This saves not only the disk space (3.2Mb per executable here on FreeBSD/amd64 
> despite using shared -ltcl, -ltk, -litcl, and -litk), but the more precious 
> RAM at runtime too -- when different users run different interfaces on a 
> shared system, the OS will be able to efficiently share the read-only pages 
> between them.

This has been a world of trouble for other programs in the past, and I
do not recommend it; we switched to the separate main programs
deliberately IIRC.

If this is all you want, here's a simple implementation:

/usr/bin/gdbtui:
#!/usr/bin/gdb -i=tui

-- 
Daniel Jacobowitz
CodeSourcery