Re: configure: error: cannot run test program while cross compiling (arm linux uclibc)

[Martin Pala]

The patch which implements getloadavg fallback is attached (will be part of 
next release).

Regards,
Martin

loadavg.patch
Description: Binary data

On Mar 28, 2012, at 3:03 PM, Martin Pala wrote:

> Hi,
> 
> the configure error during cross-compilation occurs because of the 
> AC_RUN_IFELSE which tries to execute the test program for setjmp() and 
> vsnprintf() C99 compliance. The problem will be fixed in the next Monit 
> release.
> 
> Regarding the geloadavg() problem - your libc probably doesn't have the 
> geloadavg. It is present in glibc since version 2.2, but some libraries which 
> are usually used on embedded systems like uclibc doesn't implement 
> getloadavg(). Workaround could be to modify the getloadavg_sysdep() in 
> src/process/sysdep_LINUX.c - either implement the functionality on top of 
> /proc/loadavg or if you don't need to test load average, remove the 
> getloadavg call or add dummy getloadavg function or macro.
> 
> For the next Monit release we will implement the getloadavg_sysdep() for 
> LINUX on top of /proc/loadavg => it won't require the libc support for it and 
> will work fine with uclibc and similar libraries.
> 
> Regards,
> martin
> 
> 
> On Mar 28, 2012, at 11:22 AM, Arreche wrote:
> 
>> Hi,
>> 
>> I'm trying to cross compile monit for arm linux uclibc in this way:
>> 
>> export CC=arm-linux-uclibc-gcc
>> ./configure --without-ssl --host=arm-linux-uclibc
>> 
>> But got this error:
>> 
>> configure: error: in `/home/aentos/Descargas/monit-5.3.2/libmonit':
>> configure: error: cannot run test program while cross compiling
>> See `config.log' for more details.
>> configure: error: ./configure failed for libmonit
>> 
>> So I commented those checks in libmonit/configure and try again getting this 
>> error:
>> 
>> src/process/sysdep_LINUX.o: In function `getloadavg_sysdep':
>> sysdep_LINUX.c:(.text+0x4ac): undefined reference to `getloadavg'
>> collect2: ld returned 1 exit status
>> 
>> Any idea?
>> 
>> Thanks!
>> 
>> -- 
>> .
>> 
>> <config.log>--
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> 
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