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diff --git a/INSTALL/prerequisites.html b/INSTALL/prerequisites.html new file mode 100644 index 000000000..f5d374626 --- /dev/null +++ b/INSTALL/prerequisites.html @@ -0,0 +1,297 @@ +<html lang="en"> +<head> +<title>Prerequisites for GCC</title> +<meta http-equiv="Content-Type" content="text/html"> +<meta name="description" content="Prerequisites for GCC"> +<meta name="generator" content="makeinfo 4.13"> +<link title="Top" rel="top" href="#Top"> +<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> +<!-- +Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, +1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, +2010 Free Software Foundation, Inc. + + Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with no +Invariant Sections, the Front-Cover texts being (a) (see below), and +with the Back-Cover Texts being (b) (see below). A copy of the +license is included in the section entitled "GNU Free Documentation License". + +(a) The FSF's Front-Cover Text is: + + A GNU Manual + +(b) The FSF's Back-Cover Text is: + + You have freedom to copy and modify this GNU Manual, like GNU + software. 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Modifying GCC sources requires additional tools +described below. + +<h3 class="heading"><a name="TOC0"></a>Tools/packages necessary for building GCC</h3> + + <dl> +<dt>ISO C90 compiler<dd>Necessary to bootstrap GCC, although versions of GCC prior +to 3.4 also allow bootstrapping with a traditional (K&R) C compiler. + + <p>To build all languages in a cross-compiler or other configuration where +3-stage bootstrap is not performed, you need to start with an existing +GCC binary (version 2.95 or later) because source code for language +frontends other than C might use GCC extensions. + + <br><dt>GNAT<dd> +In order to build the Ada compiler (GNAT) you must already have GNAT +installed because portions of the Ada frontend are written in Ada (with +GNAT extensions.) Refer to the Ada installation instructions for more +specific information. + + <br><dt>A “working” POSIX compatible shell, or GNU bash<dd> +Necessary when running <samp><span class="command">configure</span></samp> because some +<samp><span class="command">/bin/sh</span></samp> shells have bugs and may crash when configuring the +target libraries. In other cases, <samp><span class="command">/bin/sh</span></samp> or <samp><span class="command">ksh</span></samp> +have disastrous corner-case performance problems. This +can cause target <samp><span class="command">configure</span></samp> runs to literally take days to +complete in some cases. + + <p>So on some platforms <samp><span class="command">/bin/ksh</span></samp> is sufficient, on others it +isn't. See the host/target specific instructions for your platform, or +use <samp><span class="command">bash</span></samp> to be sure. Then set <samp><span class="env">CONFIG_SHELL</span></samp> in your +environment to your “good” shell prior to running +<samp><span class="command">configure</span></samp>/<samp><span class="command">make</span></samp>. + + <p><samp><span class="command">zsh</span></samp> is not a fully compliant POSIX shell and will not +work when configuring GCC. + + <br><dt>A POSIX or SVR4 awk<dd> +Necessary for creating some of the generated source files for GCC. +If in doubt, use a recent GNU awk version, as some of the older ones +are broken. GNU awk version 3.1.5 is known to work. + + <br><dt>GNU binutils<dd> +Necessary in some circumstances, optional in others. See the +host/target specific instructions for your platform for the exact +requirements. + + <br><dt>gzip version 1.2.4 (or later) or<dt>bzip2 version 1.0.2 (or later)<dd> +Necessary to uncompress GCC <samp><span class="command">tar</span></samp> files when source code is +obtained via FTP mirror sites. + + <br><dt>GNU make version 3.80 (or later)<dd> +You must have GNU make installed to build GCC. + + <br><dt>GNU tar version 1.14 (or later)<dd> +Necessary (only on some platforms) to untar the source code. Many +systems' <samp><span class="command">tar</span></samp> programs will also work, only try GNU +<samp><span class="command">tar</span></samp> if you have problems. + + <br><dt>Perl version 5.6.1 (or later)<dd> +Necessary when targetting Darwin, building ‘<samp><span class="samp">libstdc++</span></samp>’, +and not using <samp><span class="option">--disable-symvers</span></samp>. +Necessary when targetting Solaris 2 with Sun <samp><span class="command">ld</span></samp> and not using +<samp><span class="option">--disable-symvers</span></samp>. A helper +script needs ‘<samp><span class="samp">Glob.pm</span></samp>’, which is missing from <samp><span class="command">perl</span></samp> 5.005 +included in Solaris 8. The bundled <samp><span class="command">perl</span></samp> in Solaris 9 and up +works. + + <p>Necessary when regenerating <samp><span class="file">Makefile</span></samp> dependencies in libiberty. +Necessary when regenerating <samp><span class="file">libiberty/functions.texi</span></samp>. +Necessary when generating manpages from Texinfo manuals. +Used by various scripts to generate some files included in SVN (mainly +Unicode-related and rarely changing) from source tables. + + <br><dt><samp><span class="command">jar</span></samp>, or InfoZIP (<samp><span class="command">zip</span></samp> and <samp><span class="command">unzip</span></samp>)<dd> +Necessary to build libgcj, the GCJ runtime. + +</dl> + + <p>Several support libraries are necessary to build GCC, some are required, +others optional. While any sufficiently new version of required tools +usually work, library requirements are generally stricter. Newer +versions may work in some cases, but it's safer to use the exact +versions documented. We appreciate bug reports about problems with +newer versions, though. + + <dl> +<dt>GNU Multiple Precision Library (GMP) version 4.3.2 (or later)<dd> +Necessary to build GCC. If you do not have it installed in your +library search path, you will have to configure with the +<samp><span class="option">--with-gmp</span></samp> configure option. See also <samp><span class="option">--with-gmp-lib</span></samp> +and <samp><span class="option">--with-gmp-include</span></samp>. Alternatively, if a GMP source +distribution is found in a subdirectory of your GCC sources named +<samp><span class="file">gmp</span></samp>, it will be built together with GCC. + + <br><dt>MPFR Library version 2.4.2 (or later)<dd> +Necessary to build GCC. It can be downloaded from +<a href="http://www.mpfr.org/">http://www.mpfr.org/</a>. The <samp><span class="option">--with-mpfr</span></samp> configure +option should be used if your MPFR Library is not installed in your +default library search path. See also <samp><span class="option">--with-mpfr-lib</span></samp> and +<samp><span class="option">--with-mpfr-include</span></samp>. Alternatively, if a MPFR source +distribution is found in a subdirectory of your GCC sources named +<samp><span class="file">mpfr</span></samp>, it will be built together with GCC. + + <br><dt>MPC Library version 0.8.1 (or later)<dd> +Necessary to build GCC. It can be downloaded from +<a href="http://www.multiprecision.org/">http://www.multiprecision.org/</a>. The <samp><span class="option">--with-mpc</span></samp> +configure option should be used if your MPC Library is not installed +in your default library search path. See also <samp><span class="option">--with-mpc-lib</span></samp> +and <samp><span class="option">--with-mpc-include</span></samp>. Alternatively, if an MPC source +distribution is found in a subdirectory of your GCC sources named +<samp><span class="file">mpc</span></samp>, it will be built together with GCC. + + <br><dt>Parma Polyhedra Library (PPL) version 0.11<dd> +Necessary to build GCC with the Graphite loop optimizations. +It can be downloaded from <a href="http://www.cs.unipr.it/ppl/Download/">http://www.cs.unipr.it/ppl/Download/</a>. + + <p>The <samp><span class="option">--with-ppl</span></samp> configure option should be used if PPL is not +installed in your default library search path. + + <br><dt>CLooG-PPL version 0.15 or CLooG 0.16<dd> +Necessary to build GCC with the Graphite loop optimizations. There +are two versions available. CLooG-PPL 0.15 as well as CLooG 0.16. +The former is the default right now. It can be downloaded from +<a href="ftp://gcc.gnu.org/pub/gcc/infrastructure/">ftp://gcc.gnu.org/pub/gcc/infrastructure/</a> as +<samp><span class="file">cloog-ppl-0.15.tar.gz</span></samp>. + + <p>CLooG 0.16 support is still in testing stage, but will be the +default in future GCC releases. It is also available at +<a href="ftp://gcc.gnu.org/pub/gcc/infrastructure/">ftp://gcc.gnu.org/pub/gcc/infrastructure/</a> as +<samp><span class="file">cloog-0.16.1.tar.gz</span></samp>. To use it add the additional configure +option <samp><span class="option">--enable-cloog-backend=isl</span></samp>. Even if CLooG 0.16 +does not use PPL, PPL is still required for Graphite. + + <p>In both cases <samp><span class="option">--with-cloog</span></samp> configure option should be used +if CLooG is not installed in your default library search path. + + </dl> + +<h3 class="heading"><a name="TOC1"></a>Tools/packages necessary for modifying GCC</h3> + + <dl> +<dt>autoconf version 2.64<dt>GNU m4 version 1.4.6 (or later)<dd> +Necessary when modifying <samp><span class="file">configure.ac</span></samp>, <samp><span class="file">aclocal.m4</span></samp>, etc. +to regenerate <samp><span class="file">configure</span></samp> and <samp><span class="file">config.in</span></samp> files. + + <br><dt>automake version 1.11.1<dd> +Necessary when modifying a <samp><span class="file">Makefile.am</span></samp> file to regenerate its +associated <samp><span class="file">Makefile.in</span></samp>. + + <p>Much of GCC does not use automake, so directly edit the <samp><span class="file">Makefile.in</span></samp> +file. Specifically this applies to the <samp><span class="file">gcc</span></samp>, <samp><span class="file">intl</span></samp>, +<samp><span class="file">libcpp</span></samp>, <samp><span class="file">libiberty</span></samp>, <samp><span class="file">libobjc</span></samp> directories as well +as any of their subdirectories. + + <p>For directories that use automake, GCC requires the latest release in +the 1.11 series, which is currently 1.11.1. When regenerating a directory +to a newer version, please update all the directories using an older 1.11 +to the latest released version. + + <br><dt>gettext version 0.14.5 (or later)<dd> +Needed to regenerate <samp><span class="file">gcc.pot</span></samp>. + + <br><dt>gperf version 2.7.2 (or later)<dd> +Necessary when modifying <samp><span class="command">gperf</span></samp> input files, e.g. +<samp><span class="file">gcc/cp/cfns.gperf</span></samp> to regenerate its associated header file, e.g. +<samp><span class="file">gcc/cp/cfns.h</span></samp>. + + <br><dt>DejaGnu 1.4.4<dt>Expect<dt>Tcl<dd> +Necessary to run the GCC testsuite; see the section on testing for details. + + <br><dt>autogen version 5.5.4 (or later) and<dt>guile version 1.4.1 (or later)<dd> +Necessary to regenerate <samp><span class="file">fixinc/fixincl.x</span></samp> from +<samp><span class="file">fixinc/inclhack.def</span></samp> and <samp><span class="file">fixinc/*.tpl</span></samp>. + + <p>Necessary to run ‘<samp><span class="samp">make check</span></samp>’ for <samp><span class="file">fixinc</span></samp>. + + <p>Necessary to regenerate the top level <samp><span class="file">Makefile.in</span></samp> file from +<samp><span class="file">Makefile.tpl</span></samp> and <samp><span class="file">Makefile.def</span></samp>. + + <br><dt>Flex version 2.5.4 (or later)<dd> +Necessary when modifying <samp><span class="file">*.l</span></samp> files. + + <p>Necessary to build GCC during development because the generated output +files are not included in the SVN repository. They are included in +releases. + + <br><dt>Texinfo version 4.7 (or later)<dd> +Necessary for running <samp><span class="command">makeinfo</span></samp> when modifying <samp><span class="file">*.texi</span></samp> +files to test your changes. + + <p>Necessary for running <samp><span class="command">make dvi</span></samp> or <samp><span class="command">make pdf</span></samp> to +create printable documentation in DVI or PDF format. Texinfo version +4.8 or later is required for <samp><span class="command">make pdf</span></samp>. + + <p>Necessary to build GCC documentation during development because the +generated output files are not included in the SVN repository. They are +included in releases. + + <br><dt>TeX (any working version)<dd> +Necessary for running <samp><span class="command">texi2dvi</span></samp> and <samp><span class="command">texi2pdf</span></samp>, which +are used when running <samp><span class="command">make dvi</span></samp> or <samp><span class="command">make pdf</span></samp> to create +DVI or PDF files, respectively. + + <br><dt>SVN (any version)<dt>SSH (any version)<dd> +Necessary to access the SVN repository. Public releases and weekly +snapshots of the development sources are also available via FTP. + + <br><dt>GNU diffutils version 2.7 (or later)<dd> +Useful when submitting patches for the GCC source code. + + <br><dt>patch version 2.5.4 (or later)<dd> +Necessary when applying patches, created with <samp><span class="command">diff</span></samp>, to one's +own sources. + + <br><dt>ecj1<dt>gjavah<dd> +If you wish to modify <samp><span class="file">.java</span></samp> files in libjava, you will need to +configure with <samp><span class="option">--enable-java-maintainer-mode</span></samp>, and you will need +to have executables named <samp><span class="command">ecj1</span></samp> and <samp><span class="command">gjavah</span></samp> in your path. +The <samp><span class="command">ecj1</span></samp> executable should run the Eclipse Java compiler via +the GCC-specific entry point. You can download a suitable jar from +<a href="ftp://sourceware.org/pub/java/">ftp://sourceware.org/pub/java/</a>, or by running the script +<samp><span class="command">contrib/download_ecj</span></samp>. + + <br><dt>antlr.jar version 2.7.1 (or later)<dt>antlr binary<dd> +If you wish to build the <samp><span class="command">gjdoc</span></samp> binary in libjava, you will +need to have an <samp><span class="file">antlr.jar</span></samp> library available. The library is +searched in system locations but can be configured with +<samp><span class="option">--with-antlr-jar=</span></samp> instead. When configuring with +<samp><span class="option">--enable-java-maintainer-mode</span></samp>, you will need to have one of +the executables named <samp><span class="command">cantlr</span></samp>, <samp><span class="command">runantlr</span></samp> or +<samp><span class="command">antlr</span></samp> in your path. + +</dl> + + <p><hr /> +<p><a href="./index.html">Return to the GCC Installation page</a> + +<!-- ***Downloading the source************************************************** --> +<!-- ***Configuration*********************************************************** --> +<!-- ***Building**************************************************************** --> +<!-- ***Testing***************************************************************** --> +<!-- ***Final install*********************************************************** --> +<!-- ***Binaries**************************************************************** --> +<!-- ***Specific**************************************************************** --> +<!-- ***Old documentation****************************************************** --> +<!-- ***GFDL******************************************************************** --> +<!-- *************************************************************************** --> +<!-- Part 6 The End of the Document --> +</body></html> + |