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Diffstat (limited to 'chapter07/chroot.xml')
| -rw-r--r-- | chapter07/chroot.xml | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/chapter07/chroot.xml b/chapter07/chroot.xml index b8de03dc2..70f5717dd 100644 --- a/chapter07/chroot.xml +++ b/chapter07/chroot.xml @@ -23,8 +23,20 @@ TERM="$TERM" \ PS1='(lfs chroot) \u:\w\$ ' \ PATH=/usr/bin:/usr/sbin \ + MAKEFLAGS="-j<replaceable>$(nproc)</replaceable>" \ + TESTSUITEFLAGS="-j<replaceable>$(nproc)</replaceable>" \ /bin/bash --login</userinput></screen> + <para> + If you don't want to use all available logical cores, replace + <replaceable>$(nproc)</replaceable> with the number of logical cores you + want to use for building packages in this chapter and the following + chapters. The test suites of some packages (notably Autoconf, Libtool, + and Tar) in &ch-final; are not affected by <envar>MAKEFLAGS</envar>, they + use a <envar>TESTSUITEFLAGS</envar> environment variable instead. We + set that here as well for running these test suites with multiple cores. + </para> + <para>The <parameter>-i</parameter> option given to the <command>env</command> command will clear all the variables in the chroot environment. After that, only the <envar>HOME</envar>, <envar>TERM</envar>, <envar>PS1</envar>, and @@ -47,7 +59,7 @@ in the <envar>PATH</envar>. This means that the cross toolchain will no longer be used.</para> - <para>Note that the <command>bash</command> prompt will say + <para>Also note that the <command>bash</command> prompt will say <computeroutput>I have no name!</computeroutput> This is normal because the <filename>/etc/passwd</filename> file has not been created yet.</para> |