Re: Issue with locale (sysroot installation)

[Florian Weimer <fw@deneb.enyo.de>]

* Oleg Smolsky via Libc-help:

> 2. In the broken case it looks like glibc code is searching in the 
> system dirs. Here is "strace -e file" output:
>
> openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 4
> newfstatat(4, "", {st_mode=S_IFREG|0644, st_size=2981280, ...}, 
> AT_EMPTY_PATH) = 0
> openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 4
> newfstatat(4, "", {st_mode=S_IFREG|0644, st_size=2995, ...}, 
> AT_EMPTY_PATH) = 0
> openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_TIME", 
> O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
> openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_TIME", 
> O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
> openat(AT_FDCWD, "/usr/lib/locale/en_US/LC_TIME", O_RDONLY|O_CLOEXEC) = 
> -1 ENOENT (No such file or directory)
> ...

> 4. Glibc was configured with:
>
> CC=$boostrap_gcc/bin/gcc CXX=$boostrap_gcc/bin/g++ PATH=/opt/3p/bin:$PATH \
>      ../configure \
>          --prefix=/usr --libdir=/usr/lib \
>          --host=x86_64-pc-linux \
>          --enable-kernel=4.4.0 \
>          --with-headers=$sysroot/usr/include

Due to --prefix=/usr, the built glibc will locate ancillary in the
standard paths.  Therefore, you have to set LOCPATH and GCONV_PATH to
tell the glibc in the sysroot to use files at non-standard locations.
(The system files are not necessarily compatible.)