Changeset ce49ad6
- Timestamp:
- 03/08/2023 05:17:41 PM (14 months ago)
- Branches:
- multilib
- Children:
- 2858f02
- Parents:
- d09e490 (diff), d0a9bda4 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
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chapter02/hostreqs.xml
rd09e490 rce49ad6 105 105 compiling the kernel and configuring the boot loader (assuming the host 106 106 uses GRUB) are located in <xref linkend="chapter-bootable"/>.</para> 107 108 <para>We require the host kernel to support UNIX 98 pseudo terminal 109 (PTY). It should be enabled on all desktop or server distros shipping 110 Linux &min-kernel; or a newer kernel. If you are building a custom 111 host kernel, ensure <option>CONFIG_UNIX98_PTYS</option> is set to 112 <literal>y</literal> in the kernel configuration.</para> 107 113 108 114 </listitem> … … 231 237 ver_kernel &min-kernel; 232 238 239 if mount | grep -q 'devpts on /dev/pts' && [ -e /dev/ptmx ] 240 then echo "OK: Linux Kernel supports UNIX 98 PTY"; 241 else echo "ERROR: Linux Kernel does NOT support UNIX 98 PTY"; fi 242 233 243 alias_check() { 234 244 if $1 --version 2>&1 | grep -qi $2 -
chapter08/binutils.xml
rd09e490 rce49ad6 42 42 <title>Installation of Binutils</title> 43 43 44 <para>Verify that the PTYs are working properly inside the chroot45 environment by performing a simple test:</para>46 47 <screen><userinput remap="test">expect -c "spawn ls"</userinput></screen>48 49 <para>This command should output the following:</para>50 51 <screen><computeroutput>spawn ls</computeroutput></screen>52 53 <para>If, instead, the output includes the message below, then the environment54 is not set up for proper PTY operation. This issue needs to be resolved before55 running the test suites for Binutils and GCC:</para>56 57 <screen><computeroutput>The system has no more ptys.58 Ask your system administrator to create more.</computeroutput></screen>59 <!-- Fixed in binutils-2.3960 <para>61 Now make a fix identified upstream that affects building some packages:62 </para>63 64 <screen><userinput remap="pre">sed -e '/R_386_TLS_LE /i \ || (TYPE) == R_386_TLS_IE \\' \65 -i ./bfd/elfxx-x86.h</userinput></screen>66 -->67 44 <para>The Binutils documentation recommends building Binutils 68 45 in a dedicated build directory:</para> -
chapter08/expect.xml
rd09e490 rce49ad6 83 83 <screen><userinput remap="make">make</userinput></screen> 84 84 85 <important> 86 <para>The test suite for Expect is considered critical. 87 Do not skip it under any circumstances.</para> 88 </important> 89 85 90 <para>To test the results, issue:</para> 86 91 87 92 <screen><userinput remap="test">make test</userinput></screen> 93 94 <para>If any test fails with the message 95 <quote><computeroutput>The system has no more ptys. Ask your system 96 administrator to create more</computeroutput></quote>, it indicates 97 you've not mounted the 98 <systemitem class="filesystem">devpts</systemitem> file system 99 correctly. You need to exit from the chroot environment, read 100 <xref linkend='ch-tools-kernfs'/> again, and ensure the 101 <systemitem class="filesystem">devpts</systemitem> file system (and 102 other virtual kernel file systems) mounted correctly. Then reenter 103 the chroot environment following <xref linkend='ch-tools-chroot'/>. 104 This issue needs to be resolved before continuing.</para> 88 105 89 106 <para>Install the package:</para> -
chapter10/kernel.xml
rd09e490 rce49ad6 97 97 <ulink url="http://www.kroah.com/lkn/"/> </para> 98 98 99 < note>99 <caution> 100 100 <para>A good starting place for setting up the kernel configuration is to 101 101 run <command>make defconfig</command>. This will set the base … … 103 103 into account.</para> 104 104 105 <para>Do not disable any option enabled by <command>make 106 defconfig</command> unless the following note explicitly makes it 107 disabled or you really know what you are doing.</para> 108 </caution> 109 110 <note> 105 111 <para>Be sure to enable/disable/set the following features or the system might 106 112 not work correctly or boot at all:</para> … … 112 118 [ ] Compile the kernel with warnings as errors [CONFIG_WERROR] 113 119 < > Enable kernel headers through /sys/kernel/kheaders.tar.xz [CONFIG_IKHEADERS] 120 [ ] Configure standard kernel features (expert users) [CONFIG_EXPERT] 114 121 General architecture-dependent options ---> 115 122 [*] Stack Protector buffer overflow detection [CONFIG_STACKPROTECTOR] … … 138 145 [*] Memory controller [CONFIG_MEMCG] 139 146 [ ] Enable deprecated sysfs features to support old userspace tools [CONFIG_SYSFS_DEPRECATED] 140 [*] Configure standard kernel features (expert users) [CONFIG_EXPERT] ---> 141 [*] open by fhandle syscalls [CONFIG_FHANDLE] 147 [ ] Configure standard kernel features (expert users) [CONFIG_EXPERT] 142 148 General architecture-dependent options ---> 143 149 [*] Enable seccomp to safely compute untrusted bytecode [CONFIG_SECCOMP] … … 270 276 271 277 <varlistentry> 278 <term> 279 <parameter> 280 Configure standard kernel features (expert users) 281 </parameter> 282 </term> 283 <listitem> 284 <para>This will make some options show up in the configuration 285 interface but changing those options may be dangerous. Do not use 286 this unless you know what you are doing.</para> 287 </listitem> 288 </varlistentry> 289 290 <varlistentry> 272 291 <term><parameter>Strong Stack Protector</parameter></term> 273 292 <listitem>
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