non-interactive build question

[Carmelo Amoroso]

Hello

Il 14 ottobre 2013 18:43:34 "Steve Ellcey " <sellcey at mips.com> ha scritto:
>
> I am new to building uclibc, but have experience building glibc and newlib,
> and I have a question about the best way to build multiple versions of uclibc
> from a script without any user interaction.
>
> Currently, I run 'make defconfig' to create a default .config file and then

This will assume the arch of the host ... I doubt it will work for MIPS. 
Pass proper arch and cross prefix.

> use grep to modify the .config file before each build (strip out some lines
> and then append my versions back in).  I.e. I remove the ARCH_BIG_ENDIAN=y
> line and then add in a ARCH_LITTLE_ENDIAN=y line. to change from big-endian
> to little-endian or I may pick a different MIPS ABI.  But what I noticed is
> that when I run the normal 'make' command after modifying .config is that my
> .config changes are getting wiped out and .config is getting restored to a
> default state.
>

Because your changes are not in sync with the build system.
Try applying them by menuconfig and than check your final .config.


> Can someone explain why this is happening and if there is a way to prevent
> it?  Is there a better way to do multiple uclibc builds with different
> defaults and without requiring any user interaction?
>
> Steve Ellcey
> sellcey at mips.com

Regards
Carmelo
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