Re: make is setting exit code to 0 when gcc command fails

[Reinier Post]

On Mon Feb  9 12:35:36 2015, address@hidden (Paul Smith) wrote:
> On Mon, 2015-02-09 at 16:19 +0000, David Aldrich wrote:
> > If I deliberately introduce a syntax error into one of my C files,
> > make calls gcc to build the file, as expected, and an error is
> > reported as text in bash.  However, the exit code (checked using echo
> > $?) returns 0.  If I run the gcc command from the bash command line,
> > the exit code is 1.
> > 
> > Why might make return 0 instead of 1 in the case of this compiler
> > error?

Guess: you're checking it like this:

%.o: %.c
        $(CC) -c -o $@ $<
        @echo $?

That won't work: each line will use a separate shell invocation, unless

.ONESHELL:

is specified.

-- 
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