[b0aabe0] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
|
---|
| 4 | <!ENTITY % general-entities SYSTEM "../general.ent">
|
---|
| 5 | %general-entities;
|
---|
| 6 | ]>
|
---|
| 7 |
|
---|
| 8 | <sect1 id="ch-system-libffi" role="wrap">
|
---|
| 9 | <?dbhtml filename="libffi.html"?>
|
---|
| 10 |
|
---|
| 11 | <sect1info condition="script">
|
---|
| 12 | <productname>libffi</productname>
|
---|
| 13 | <productnumber>&libffi-version;</productnumber>
|
---|
| 14 | <address>&libffi-url;</address>
|
---|
| 15 | </sect1info>
|
---|
| 16 |
|
---|
[e03d5e49] | 17 | <title>Libffi-&libffi-version;</title>
|
---|
[b0aabe0] | 18 |
|
---|
| 19 | <indexterm zone="ch-system-libffi">
|
---|
| 20 | <primary sortas="a-libffi">libffi</primary>
|
---|
| 21 | </indexterm>
|
---|
| 22 |
|
---|
| 23 | <sect2 role="package">
|
---|
| 24 | <title/>
|
---|
| 25 |
|
---|
[e03d5e49] | 26 | <para>The Libffi library provides a portable, high level programming
|
---|
[b0aabe0] | 27 | interface to various calling conventions. This allows a programmer to call
|
---|
| 28 | any function specified by a call interface description at run time.</para>
|
---|
| 29 |
|
---|
| 30 | <segmentedlist>
|
---|
| 31 | <segtitle>&buildtime;</segtitle>
|
---|
| 32 | <segtitle>&diskspace;</segtitle>
|
---|
| 33 |
|
---|
| 34 | <seglistitem>
|
---|
| 35 | <seg>&libffi-ch6-sbu;</seg>
|
---|
| 36 | <seg>&libffi-ch6-du;</seg>
|
---|
| 37 | </seglistitem>
|
---|
| 38 | </segmentedlist>
|
---|
| 39 |
|
---|
| 40 | </sect2>
|
---|
| 41 |
|
---|
| 42 | <sect2 role="installation">
|
---|
[e03d5e49] | 43 | <title>Installation of Libffi</title>
|
---|
[b0aabe0] | 44 |
|
---|
[8dbae30] | 45 | <note>
|
---|
| 46 | <para>Similar to GMP, libffi builds with optimizations specific
|
---|
| 47 | to the proccesor in use. If building for another system, export
|
---|
| 48 | CFLAGS and CXXFLAGS to specify a generic build for your architecture.
|
---|
| 49 | If this is not done, all applications that link to libffi will trigger
|
---|
| 50 | Illegal Operation Errors.</para>
|
---|
| 51 | </note>
|
---|
[ae39e19] | 52 | <!--
|
---|
[b0aabe0] | 53 | <para>Modify the Makefile to install headers into the standard
|
---|
| 54 | <filename class="directory">/usr/include</filename> directory instead of
|
---|
[18302d8] | 55 | <filename class="directory">/usr/lib/libffi-&libffi-version;/include</filename>.</para>
|
---|
[b0aabe0] | 56 |
|
---|
| 57 | <screen><userinput remap="pre">sed -e '/^includesdir/ s/$(libdir).*$/$(includedir)/' \
|
---|
| 58 | -i include/Makefile.in
|
---|
| 59 |
|
---|
| 60 | sed -e '/^includedir/ s/=.*$/=@includedir@/' \
|
---|
| 61 | -e 's/^Cflags: -I${includedir}/Cflags:/' \
|
---|
| 62 | -i libffi.pc.in</userinput></screen>
|
---|
[ae39e19] | 63 | -->
|
---|
[b0aabe0] | 64 | <para>Prepare libffi for compilation:</para>
|
---|
| 65 |
|
---|
[b8b65b7] | 66 | <screen><userinput remap="configure">./configure --prefix=/usr --disable-static --with-gcc-arch=native</userinput></screen>
|
---|
| 67 |
|
---|
| 68 | <variablelist>
|
---|
| 69 | <title>The meaning of the configure option:</title>
|
---|
| 70 |
|
---|
| 71 | <varlistentry>
|
---|
| 72 | <term><parameter>--with-gcc-arch=native</parameter></term>
|
---|
| 73 | <listitem>
|
---|
| 74 | <para>Ensure gcc optimizes for the current system. If this
|
---|
| 75 | is not specified, the system is guessed and the code generated
|
---|
| 76 | may not be correct for some systems. If the generated code
|
---|
| 77 | will be copied from the native system to a less capable
|
---|
| 78 | system, use the less capable system as a parameter. For details
|
---|
| 79 | about alternative system types, see <ulink
|
---|
[2c53f52] | 80 | url='https://gcc.gnu.org/onlinedocs/gcc-&gcc-version;/gcc/x86-Options.html'>
|
---|
[b8b65b7] | 81 | the x86 options in the gcc manual</ulink>.</para>
|
---|
| 82 | </listitem>
|
---|
| 83 | </varlistentry>
|
---|
| 84 |
|
---|
| 85 | </variablelist>
|
---|
[b0aabe0] | 86 |
|
---|
| 87 | <para>Compile the package:</para>
|
---|
| 88 |
|
---|
| 89 | <screen><userinput remap="make">make</userinput></screen>
|
---|
| 90 |
|
---|
| 91 | <para>To test the results, issue:</para>
|
---|
| 92 |
|
---|
| 93 | <screen><userinput remap="test">make check</userinput></screen>
|
---|
| 94 |
|
---|
[ae39e19] | 95 | <para>Six tests, all related to test-callback.c, are known to fail.</para>
|
---|
| 96 |
|
---|
[b0aabe0] | 97 | <para>Install the package:</para>
|
---|
| 98 |
|
---|
| 99 | <screen><userinput remap="install">make install</userinput></screen>
|
---|
| 100 |
|
---|
| 101 | </sect2>
|
---|
| 102 |
|
---|
[fd48baa] | 103 | <!-- ~~~~~~~~~~~~~~~~~~~~ ABI 32 ~~~~~~~~~~~~~~~~~~~~ -->
|
---|
| 104 |
|
---|
| 105 | <sect2 arch="ml_32,ml_all" role="installation">
|
---|
[b3f1ebb3] | 106 | <title>Installation of Libffi - 32-bit</title>
|
---|
| 107 |
|
---|
| 108 | <para>Clean previous build:</para>
|
---|
| 109 |
|
---|
| 110 | <screen><userinput remap="pre">make distclean</userinput></screen>
|
---|
| 111 |
|
---|
| 112 | <para>Prepare Libffi for compilation:</para>
|
---|
| 113 |
|
---|
| 114 | <screen><userinput remap="configure">CC="gcc -m32" CXX="g++ -m32" \
|
---|
| 115 | ./configure \
|
---|
| 116 | --prefix=/usr \
|
---|
| 117 | --disable-static \
|
---|
| 118 | --libdir=/usr/lib32 \
|
---|
| 119 | --with-gcc-arch=i686 \
|
---|
| 120 | --host=i686-pc-linux-gnu</userinput></screen>
|
---|
| 121 |
|
---|
| 122 | <para>Compile the package:</para>
|
---|
| 123 |
|
---|
| 124 | <screen><userinput remap="make">make</userinput></screen>
|
---|
| 125 |
|
---|
| 126 | <para>To test the results, issue:</para>
|
---|
| 127 |
|
---|
| 128 | <screen><userinput remap="test">make check</userinput></screen>
|
---|
| 129 |
|
---|
| 130 | <para>Install the package:</para>
|
---|
| 131 |
|
---|
| 132 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
|
---|
| 133 | cp -Rv DESTDIR/usr/lib32/* /usr/lib32
|
---|
| 134 | rm -rf DESTDIR</userinput></screen>
|
---|
| 135 |
|
---|
| 136 | </sect2>
|
---|
| 137 |
|
---|
[fd48baa] | 138 | <!-- ~~~~~~~~~~~~~~~~~~~~ ABI x32 ~~~~~~~~~~~~~~~~~~~~ -->
|
---|
| 139 |
|
---|
| 140 | <sect2 arch="ml_x32,ml_all" role="installation">
|
---|
[b3f1ebb3] | 141 | <title>Installation of Libffi - x32-bit</title>
|
---|
| 142 |
|
---|
| 143 | <para>Clean previous build:</para>
|
---|
| 144 |
|
---|
| 145 | <screen><userinput remap="pre">make distclean</userinput></screen>
|
---|
| 146 |
|
---|
| 147 | <para>Prepare Libffi for compilation:</para>
|
---|
| 148 |
|
---|
| 149 | <screen><userinput remap="configure">CC="gcc -mx32" CXX="g++ -mx32" \
|
---|
| 150 | ./configure \
|
---|
| 151 | --prefix=/usr \
|
---|
| 152 | --disable-static \
|
---|
| 153 | --with-gcc-arch=x86_64 \
|
---|
| 154 | --libdir=/usr/libx32 \
|
---|
| 155 | --host=x86_64-unknown-linux-gnux32</userinput></screen>
|
---|
| 156 |
|
---|
| 157 | <para>Compile the package:</para>
|
---|
| 158 |
|
---|
| 159 | <screen><userinput remap="make">make</userinput></screen>
|
---|
| 160 |
|
---|
| 161 | <para>To test the results, issue:</para>
|
---|
| 162 |
|
---|
| 163 | <screen><userinput remap="test">make check</userinput></screen>
|
---|
| 164 |
|
---|
| 165 | <para>Install the package:</para>
|
---|
| 166 |
|
---|
| 167 | <screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
|
---|
| 168 | cp -Rv DESTDIR/usr/libx32/* /usr/libx32
|
---|
| 169 | rm -rf DESTDIR</userinput></screen>
|
---|
| 170 |
|
---|
| 171 | </sect2>
|
---|
| 172 |
|
---|
[b0aabe0] | 173 | <sect2 id="contents-libffi" role="content">
|
---|
[e03d5e49] | 174 | <title>Contents of Libffi</title>
|
---|
[b0aabe0] | 175 |
|
---|
| 176 | <segmentedlist>
|
---|
| 177 | <segtitle>Installed library</segtitle>
|
---|
| 178 |
|
---|
| 179 | <seglistitem>
|
---|
| 180 | <seg>libffi.so</seg>
|
---|
| 181 | </seglistitem>
|
---|
| 182 | </segmentedlist>
|
---|
| 183 |
|
---|
| 184 | <variablelist>
|
---|
| 185 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
---|
| 186 | <?dbfo list-presentation="list"?>
|
---|
| 187 | <?dbhtml list-presentation="table"?>
|
---|
| 188 |
|
---|
| 189 | <varlistentry id="libffi">
|
---|
| 190 | <term><filename class="libraryfile">libffi</filename></term>
|
---|
| 191 | <listitem>
|
---|
| 192 | <para>contains the libffi API functions.</para>
|
---|
| 193 | <indexterm zone="ch-system-libffi">
|
---|
| 194 | <primary sortas="c-libffi">libffi</primary>
|
---|
| 195 | </indexterm>
|
---|
| 196 | </listitem>
|
---|
| 197 | </varlistentry>
|
---|
| 198 | </variablelist>
|
---|
| 199 |
|
---|
| 200 | </sect2>
|
---|
| 201 |
|
---|
| 202 | </sect1>
|
---|
| 203 |
|
---|