Re: checking for specific versions of operating system

[Stepan Kasal]

Hello,

On Tue, Aug 23, 2005 at 04:53:58PM +0200, Baurzhan Ismagulov wrote:
> AC_CHECK_LIB(lib1, func, [LDFLAGS=-llib1], [])
> 
> if [ -z "$LDFLAGS" ]; then
>     AC_CHECK_LIB(lib2, func, [LDFLAGS=-llib2], [
>         echo "$0: Need lib1 or lib2" >&2
>         exit 2
>     ])
> fi

several comments:
1) AC_MSG_ERROR is better than "echo"
2) you should use LIBS, not LDFLAGS for -l flags
3) in the example you show, one call to AC_SEARCH_LIBS might be better.
   (But I don't know your real code, before you simplified it.)

Have a nice day,
        Stepan Kasal