source: general/prog/gcc2/gcc2-inst.xml@ d8eed9a

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Last change on this file since d8eed9a was d8eed9a, checked in by Tushar Teredesai <tushar@…>, 19 years ago

Synced gcc-2.95.3 with LFS

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@1139 af4574ff-66df-0310-9fd7-8a98e5e911e0

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1<sect2>
2<title>Installation of gcc</title>
3
4<para>Apply the patches:</para>
5
6<para><screen><userinput>patch -Np1 -i ../gcc-&gcc2-version;-2.patch &amp;&amp;
7patch -Np1 -i ../gcc-&gcc2-version;-no-fixinc.patch &amp;&amp;
8patch -Np1 -i ../gcc-&gcc2-version;-returntype-fix.patch</userinput></screen></para>
9
10<para>The gcc development team recommends building in a separate directory.</para>
11
12<para><screen><userinput>mkdir ../gcc-build &amp;&amp;
13cd ../gcc-build</userinput></screen></para>
14
15<para>Configure gcc to build the C and C++ compilers and enable the related C++
16options.</para>
17<para><screen><userinput>../gcc-&gcc2-version;/configure \
18--prefix=/opt/gcc-&gcc2-version; \
19--enable-shared --enable-languages=c,c++ \
20--enable-threads=posix</userinput></screen></para>
21
22<para>Compile and install gcc:</para>
23<para><screen><userinput>make bootstrap &amp;&amp;
24make install</userinput></screen></para>
25
26<para>Make note of the library that is installed.</para>
27<para><screen><userinput>L=`find /opt/gcc-&gcc2-version;/lib -name "*libstdc++*.so" -type f` &amp;&amp;
28IL=`basename $L`</userinput></screen></para>
29
30<para>Move the C++ libraries to the standard lib directory to avoid having to
31add <filename>/opt/gcc-&gcc2-version;/lib</filename> to
32<filename>/etc/ld.so.conf</filename>.</para>
33
34<para><screen><userinput>for i in /opt/gcc-&gcc2-version;/lib/*.so*; do mv -f $i /usr/lib;
35ln -sf /usr/lib/`basename $i` /opt/gcc-&gcc2-version;/lib; done</userinput></screen></para>
36
37<para>Create symlinks required by commercial and precompiled packages.</para>
38<para><screen><userinput>ln -sf $IL /usr/lib/libstdc++-libc6.1-1.so.2 &amp;&amp;
39ln -sf $IL /usr/lib/libstdc++-libc6.2-2.so.3 &amp;&amp;
40ln -sf $IL /usr/lib/libstdc++-libc6.3-2.so.3</userinput></screen></para>
41
42</sect2>
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