Makefile for lib64 libraries
Rajan, S. (Sanya)
SanyaR at Nedbank.co.za
Thu Dec 3 20:08:10 UTC 2009
> -----Original Message-----
> From: fedora-list-bounces at redhat.com [mailto:fedora-list-
> bounces at redhat.com] On Behalf Of Steve Searle
> Sent: Thursday, December 03, 2009 10:03 PM
> To: Fedora List
> Subject: Makefile for lib64 libraries
>
> I have just upgraded to 64-bit Fedora, and have a mysql appliation
> where the build fails with:
>
> /usr/bin/ld: cannot find -lmysqlclient
>
> I know that this is because the library is in lib64, and my Makefile.am
> contains:
>
> bin_PROGRAMS = scraperes
> scraperes_SOURCES = main.cpp ...
> AM_CPPFLAGS = -I/usr/include/mysql
> AM_LDFLAGS = -L/usr/lib/mysql -lmysqlclient
>
> I know I can edit this to have lib64, but what can I do to make it work
> for both 64-bit and 32-bit operating systems?
Here's one way to do it:
LBITS := $(shell getconf LONG_BIT)
ifeq ($(LBITS),64)
AM_LDFLAGS = -L/usr/lib64/mysql -lmysqlclient
else
AM_LDFLAGS = -L/usr/lib/mysql -lmysqlclient
Endif
Regards,
Sanya
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