Re: How to fail on a find with grep using make?

[Eli Zaretskii]

> From: "Gary Turner" <address@hidden>
> Date: Mon, 23 Feb 2009 21:41:00 +1300
> 
> I'm using grep to compile files created by a gui editor. Occasionally a 'bad 
> thing' gets into the files, and I'd like the compile to fail if that 'bad 
> thing' is found in the file. By default grep 'fails' on not found, which 
> would normally stop make.
> What I want is something like  error if not grep 'bad thing' $<
> I'm using cmd.exe.

Does the following work for you?  It should work on W2K and later,
AFAIK.

foo: bar
        cmd /c "grep BADTHING $< & if not ERRORLEVEL 1 exit 1"