Re: contrib/credential/osxkeychain: Makefile should allow to set CFLAGS

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Jeff King <peff@xxxxxxxx> writes:

> On Tue, May 22, 2012 at 02:00:05PM -0700, Junio C Hamano wrote:
>> It however seems to me that git-credential-osxkeychain.o does honor
>> $(CFLAGS), either from the user "make CFLAGS=..." or the default the
>> Makefile in question supplies.
>> The line you quoted is not using $(CC) as the compiler, but is using it to
>> link the final build product.  It may not hurt to have $(CFLAGS) on that
>> line, but shouldn't the line also have $(LDFLAGS) on it?
> I think so. Why don't we do this?

I am OK with that.

CFLAGS/LDFLAGS that come from ../../../config.mak _might_ not be suitable
for this binary, but I do not think of a concrete example how that could
be.  Besides, this is just an example in contrib/ so I'd not worry about
it too much.


> -- >8 --
> Subject: osxkeychain: pull make config from top-level directory
> The default compiler and cflags were mostly "works for me"
> when I built the original version. We need to be much less
> careful here than usual, because we know we are building
> only on OS X.  But it's only polite to at least respect the
> CFLAGS and CC definitions that the user may have provided
> earlier.
> While we're at it, let's update our definitions and rules to
> be more like the top-level Makefile; default our CFLAGS to
> include -O2, and make sure we use CFLAGS and LDFLAGS when
> linking.
> Signed-off-by: Jeff King <peff@xxxxxxxx>
> ---
>  contrib/credential/osxkeychain/Makefile | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> diff --git a/contrib/credential/osxkeychain/Makefile b/contrib/credential/osxkeychain/Makefile
> index 75c07f8..4b3a08a 100644
> --- a/contrib/credential/osxkeychain/Makefile
> +++ b/contrib/credential/osxkeychain/Makefile
> @@ -2,10 +2,13 @@ all:: git-credential-osxkeychain
>  CC = gcc
>  RM = rm -f
> -CFLAGS = -g -Wall
> +CFLAGS = -g -O2 -Wall
> +
> +-include ../../../config.mak.autogen
> +-include ../../../config.mak
>  git-credential-osxkeychain: git-credential-osxkeychain.o
> -	$(CC) -o $@ $< -Wl,-framework -Wl,Security
> +	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS) -Wl,-framework -Wl,Security
>  git-credential-osxkeychain.o: git-credential-osxkeychain.c
>  	$(CC) -c $(CFLAGS) $<
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