--- a/INSTALL Sun Jun 21 02:42:06 2009 -0500
+++ b/INSTALL Sun Jun 21 02:42:18 2009 -0500
@@ -1,16 +1,19 @@
Installation Instructions
*************************
-Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004, 2005 Free-Software Foundation, Inc.+Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004, 2005, +2006, 2007, 2008 Free Software Foundation, Inc. -This file is free documentation; the Free Software Foundation gives+ This file is free documentation; the Free Software Foundation gives unlimited permission to copy, distribute and modify it.
-These are generic installation instructions.+ Briefly, the shell commands `./configure; make; make install' should +configure, build, and install this package. The following +more-detailed instructions are generic; see the `README' file for +instructions specific to this package. The `configure' shell script attempts to guess correct values for
various system-dependent variables used during compilation. It uses
@@ -23,9 +26,9 @@
It can also use an optional file (typically called `config.cache'
and enabled with `--cache-file=config.cache' or simply `-C') that saves
-the results of its tests to speed up reconfiguring. (Caching is+the results of its tests to speed up reconfiguring. Caching is disabled by default to prevent problems with accidental use of stale
If you need to do unusual things to compile the package, please try
to figure out how `configure' could check whether to do them, and mail
@@ -35,20 +38,17 @@
The file `configure.ac' (or `configure.in') is used to create
-`configure' by a program called `autoconf'. You only need-`configure.ac' if you want to change it or regenerate `configure' using-a newer version of `autoconf'.+`configure' by a program called `autoconf'. You need `configure.ac' if +you want to change it or regenerate `configure' using a newer version The simplest way to compile this package is:
1. `cd' to the directory containing the package's source code and type
- `./configure' to configure the package for your system. If you're- using `csh' on an old version of System V, you might need to type- `sh ./configure' instead to prevent `csh' from trying to execute+ `./configure' to configure the package for your system. - Running `configure' takes awhile. While running, it prints some- messages telling which features it is checking for.+ Running `configure' might take a while. While running, it prints + some messages telling which features it is checking for. 2. Type `make' to compile the package.
@@ -67,42 +67,57 @@
all sorts of other programs in order to regenerate files that came
+ 6. Often, you can also type `make uninstall' to remove the installed -Some systems require unusual options for compilation or linking that the-`configure' script does not know about. Run `./configure --help' for-details on some of the pertinent environment variables.+ Some systems require unusual options for compilation or linking that +the `configure' script does not know about. Run `./configure --help' +for details on some of the pertinent environment variables. You can give `configure' initial values for configuration parameters
by setting variables in the command line or in the environment. Here
- ./configure CC=c89 CFLAGS=-O2 LIBS=-lposix+ ./configure CC=c99 CFLAGS=-g LIBS=-lposix *Note Defining Variables::, for more details.
Compiling For Multiple Architectures
====================================
-You can compile the package for more than one kind of computer at the+ You can compile the package for more than one kind of computer at the same time, by placing the object files for each architecture in their
-own directory. To do this, you must use a version of `make' that-supports the `VPATH' variable, such as GNU `make'. `cd' to the+own directory. To do this, you can use GNU `make'. `cd' to the directory where you want the object files and executables to go and run
the `configure' script. `configure' automatically checks for the
source code in the directory that `configure' is in and in `..'.
- If you have to use a `make' that does not support the `VPATH'-variable, you have to compile the package for one architecture at a-time in the source code directory. After you have installed the-package for one architecture, use `make distclean' before reconfiguring-for another architecture.+ With a non-GNU `make', it is safer to compile the package for one +architecture at a time in the source code directory. After you have +installed the package for one architecture, use `make distclean' before +reconfiguring for another architecture. + On MacOS X 10.5 and later systems, you can create libraries and +executables that work on multiple system types--known as "fat" or +"universal" binaries--by specifying multiple `-arch' options to the +compiler but only a single `-arch' option to the preprocessor. Like + ./configure CC="gcc -arch i386 -arch x86_64 -arch ppc -arch ppc64" \ + CXX="g++ -arch i386 -arch x86_64 -arch ppc -arch ppc64" \ + CPP="gcc -E" CXXCPP="g++ -E" + This is not guaranteed to produce working output in all cases, you +may have to build one architecture at a time and combine the results +using the `lipo' tool if you have problems. -By default, `make install' installs the package's commands under+ By default, `make install' installs the package's commands under `/usr/local/bin', include files under `/usr/local/include', etc. You
can specify an installation prefix other than `/usr/local' by giving
`configure' the option `--prefix=PREFIX'.
@@ -125,7 +140,7 @@
-Some packages pay attention to `--enable-FEATURE' options to+ Some packages pay attention to `--enable-FEATURE' options to `configure', where FEATURE indicates an optional part of the package.
They may also pay attention to `--with-PACKAGE' options, where PACKAGE
is something like `gnu-as' or `x' (for the X Window System). The
@@ -137,14 +152,36 @@
you can use the `configure' options `--x-includes=DIR' and
`--x-libraries=DIR' to specify their locations.
+ On HP-UX, the default C compiler is not ANSI C compatible. If GNU +CC is not installed, it is recommended to use the following options in +order to use an ANSI C compiler: + ./configure CC="cc -Ae" +and if that doesn't work, install pre-built binaries of GCC for HP-UX. + On OSF/1 a.k.a. Tru64, some versions of the default C compiler cannot +parse its `<wchar.h>' header file. The option `-nodtk' can be used as +a workaround. If GNU CC is not installed, it is therefore recommended +and if that doesn't work, try + ./configure CC="cc -nodtk" Specifying the System Type
==========================
-There may be some features `configure' cannot figure out automatically,-but needs to determine by the type of machine the package will run on.-Usually, assuming the package is built to be run on the _same_-architectures, `configure' can figure that out, but if it prints a-message saying it cannot guess the machine type, give it the+ There may be some features `configure' cannot figure out +automatically, but needs to determine by the type of machine the package +will run on. Usually, assuming the package is built to be run on the +_same_ architectures, `configure' can figure that out, but if it prints +a message saying it cannot guess the machine type, give it the `--build=TYPE' option. TYPE can either be a short name for the system
type, such as `sun4', or a canonical name which has the form:
@@ -170,9 +207,9 @@
-If you want to set default values for `configure' scripts to share, you-can create a site shell script called `config.site' that gives default-values for variables like `CC', `cache_file', and `prefix'.+ If you want to set default values for `configure' scripts to share, +you can create a site shell script called `config.site' that gives +default values for variables like `CC', `cache_file', and `prefix'. `configure' looks for `PREFIX/share/config.site' if it exists, then
`PREFIX/etc/config.site' if it exists. Or, you can set the
`CONFIG_SITE' environment variable to the location of the site script.
@@ -181,7 +218,7 @@
-Variables not defined in a site shell script can be set in the+ Variables not defined in a site shell script can be set in the environment passed to `configure'. However, some packages may run
configure again during the build, and the customized values of these
variables may be lost. In order to avoid this problem, you should set
@@ -190,21 +227,29 @@
./configure CC=/usr/local2/bin/gcc
causes the specified `gcc' to be used as the C compiler (unless it is
-overridden in the site shell script). Here is a another example:+overridden in the site shell script). - /bin/bash ./configure CONFIG_SHELL=/bin/bash+Unfortunately, this technique does not work for `CONFIG_SHELL' due to +an Autoconf bug. Until the bug is fixed you can use this workaround: -Here the `CONFIG_SHELL=/bin/bash' operand causes subsequent-configuration-related scripts to be executed by `/bin/bash'.+ CONFIG_SHELL=/bin/bash /bin/bash ./configure CONFIG_SHELL=/bin/bash -`configure' recognizes the following options to control how it operates.+ `configure' recognizes the following options to control how it - Print a summary of the options to `configure', and exit.+ Print a summary of all of the options to `configure', and exit. + Print a summary of the options unique to this package's + `configure', and exit. The `short' variant lists options used + only in the top level, while the `recursive' variant lists options + also present in any nested packages. @@ -231,6 +276,16 @@
Look for the package's source code in directory DIR. Usually
`configure' can determine that directory automatically.
+ Use DIR as the installation prefix. *Note Installation Names:: + for more details, including other options available for fine-tuning + the installation locations. + Run the configure checks, but stop before creating any output `configure' also accepts some other, not widely useful, options. Run
`configure --help' for more details.
