configure/autoconf is missing getloadavg on 5.2
Hanspeter Roth
hampi at rootshell.be
Sat Jan 17 01:58:28 PST 2004
On Jan 17 at 00:29, Melvyn Sopacua spoke:
> On Friday 16 January 2004 19:51, Hanspeter Roth wrote:
>
> > in icewm-1.2.14pre8 configure on FreeBSD 5.2 claims that
> > getloadavg() be not available:
> >
> >
> > configure:6804: checking for getloadavg
> > configure:6847: gcc -o conftest -fpermissive -Wall -Wpointer-arith
> > -Wconversion -Wwrite-strings -Winline -Woverloaded-virtual -W
> > -fno-exceptions -fno-rtti -I/usr/local/include -I/usr/local/include
> > -L/usr/local/lib conftest.cc >&5 configure:6819: error: declaration of C
> > function `char getloadavg()' conflicts with
> > /usr/include/stdlib.h:258: error: previous declaration `int
> > getloadavg(double*, int)' here
> > [...]
> >
> > However when trying a tiny configure.in getloadavg() is found:
> >
> > AC_INIT(configure.in)
> > AC_PREREQ([2.50])
>
> Insert here:
>
> AC_LANG(C++)
>
> > AC_CHECK_FUNCS(failed getloadavg sysctlbyname)
> > AC_OUTPUT(Makefile)
>
> Then try again.
> I think this is the gcc 3.x compiler getting stricter about types (char and
> int conflict, but gcc 2.9x which is in -STABLE doesn't care).
Yes AC_LANG(C++) makes the difference. After inserting this
getloadavg() is no more found. The same result is achieved with
AC_LANG_CPLUSPLUS.
So is getloadavg() useless in a gcc 3.x environment?
Or else how does one check for/use getloadavg() with gcc 3.x?
-Hanspeter
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