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@@ -52,65 +52,72 @@ perl -p -e 's@/tools/lib/ld-linux.so.2@/lib/ld-linux.so.2@g;' \
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linkend="ch-tools-toolchaintechnotes" role=","/> if necessary.</para>
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</important>
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- <caution>
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- <para>It is imperative at this point to stop and ensure that the basic
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- functions (compiling and linking) of the adjusted toolchain are working
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- as expected. To do this, perform a sanity check:</para>
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+ <para>It is imperative at this point to ensure that the basic
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+ functions (compiling and linking) of the adjusted toolchain are working
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+ as expected. To do this, perform the following sanity checks:</para>
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-<screen><userinput>echo 'main(){}' > dummy.c
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+<screen role="nodump" os="a"><userinput>echo 'main(){}' > dummy.c
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cc dummy.c -Wl,--verbose &> dummy.log
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readelf -l a.out | grep ': /lib'</userinput></screen>
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- <para>If everything is working correctly, there should be no errors,
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- and the output of the last command will be (allowing for
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- platform-specific differences in dynamic linker name):</para>
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+ <para os="b">If everything is working correctly, there should be no errors,
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+ and the output of the last command will be (allowing for
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+ platform-specific differences in dynamic linker name):</para>
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-<screen><computeroutput>[Requesting program interpreter: /lib/ld-linux.so.2]</computeroutput></screen>
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+<screen os="c"><computeroutput>[Requesting program interpreter: /lib/ld-linux.so.2]</computeroutput></screen>
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- <para>Note that <filename class="directory">/lib</filename> is now
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- the prefix of our dynamic linker.</para>
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+ <para>Note that <filename class="directory">/lib</filename> is now
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+ the prefix of our dynamic linker.</para>
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- <para>Now make sure that we're setup to use the correct start files:</para>
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+ <para os="d">Now make sure that we're setup to use the correct startfiles:</para>
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-<screen><userinput>grep "/usr/lib/crt.* " dummy.log</userinput></screen>
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+<screen role="nodump" os="e"><userinput>grep -o '/usr/lib.*/crt[1in].* .*' dummy.log</userinput></screen>
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- <para>If everything is working correctly, there should be no errors,
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+ <para os="f">If everything is working correctly, there should be no errors,
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and the output of the last command will be:</para>
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-<screen><computeroutput>attempt to open /usr/lib/crt1.o succeeded
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-attempt to open /usr/lib/crti.o succeeded
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-attempt to open /usr/lib/crtn.o succeeded</computeroutput></screen>
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+<screen><computeroutput>/usr/lib/crt1.o succeeded
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+/usr/lib/crti.o succeeded
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+/usr/lib/crtn.o succeeded</computeroutput></screen>
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- <para>Next make sure that we're using the correct libc:</para>
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+ <para os="g">Next, verify that the new linker is being used with the correct search paths:</para>
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-<screen><userinput>grep "/lib/libc.so.6 " dummy.log</userinput></screen>
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+<screen role="nodump" os="h"><userinput>grep 'SEARCH.*/usr/lib' dummy.log |sed 's|; |\n|g'</userinput></screen>
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- <para>If everything is working correctly, there should be no errors,
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- and the output of the last command will be:</para>
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+ <para os="i">If everything is working correctly, there should be no errors,
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+ and the output of the last command will be:</para>
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+
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+<screen><computeroutput>SEARCH_DIR("/tools/i686-pc-linux-gnu/lib")
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+SEARCH_DIR("/usr/lib")
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+SEARCH_DIR("/lib");</computeroutput></screen>
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+
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+ <para os="j">Next make sure that we're using the correct libc:</para>
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+
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+<screen role="nodump" os="k"><userinput>grep "/lib/libc.so.6 " dummy.log</userinput></screen>
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+
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+ <para os="l">If everything is working correctly, there should be no errors,
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+ and the output of the last command will be:</para>
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-<screen><computeroutput>attempt to open /lib/libc.so.6 succeeded</computeroutput></screen>
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+<screen os="m"><computeroutput>attempt to open /lib/libc.so.6 succeeded</computeroutput></screen>
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- <para>Lastly, make sure GCC is using the correct dynamic linker:</para>
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+ <para os="n">Lastly, make sure GCC is using the correct dynamic linker:</para>
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-<screen><userinput>grep found dummy.log</userinput></screen>
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+<screen role="nodump" os="o"><userinput>grep found dummy.log</userinput></screen>
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- <para>If everything is working correctly, there should be no errors,
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- and the output of the last command will be (allowing for
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- platform-specific differences in dynamic linker name):</para>
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+ <para os="p">If everything is working correctly, there should be no errors,
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+ and the output of the last command will be (allowing for
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+ platform-specific differences in dynamic linker name):</para>
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-<screen><computeroutput>found ld-linux.so.2 at /lib/ld-linux.so.2</computeroutput></screen>
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+<screen os="q"><computeroutput>found ld-linux.so.2 at /lib/ld-linux.so.2</computeroutput></screen>
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- <para>If the output does not appear as shown above or is not received
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- at all, then something is seriously wrong. Investigate and retrace the
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- steps to find out where the problem is and correct it. The most likely
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- reason is that something went wrong with the specs file amendment
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- above. Any issues will need to be resolved before continuing on with
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- the process.</para>
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+ <para os="r">If the output does not appear as shown above or is not received
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+ at all, then something is seriously wrong. Investigate and retrace the
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+ steps to find out where the problem is and correct it. The most likely
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+ reason is that something went wrong with the specs file adjustment. Any
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+ issues will need to be resolved before continuing on with the process.</para>
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- <para>Once everything is working correctly, clean up the test
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- files:</para>
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+ <para os="s">Once everything is working correctly, clean up the test files:</para>
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-<screen><userinput>rm -v dummy.c a.out dummy.log</userinput></screen>
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- </caution>
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+<screen role="nodump" os="t"><userinput>rm -v dummy.c a.out dummy.log</userinput></screen>
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</sect1>
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Jeremy Huntwork