Update README file to 5.0.

gdb/ChangeLog

@@ -1,3 +1,7 @@
+Thu May 11 17:22:36 2000  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* README: Update for GDB 5.0.
+
 Thu May 11 13:24:52 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* mips-tdep.c (MIPS_DEFAULT_STACK_ARGSIZE): Fix typo.

gdb/README

@@ -1,5 +1,5 @@
-		     README for gdb-4.18 release
+		     README for gdb-5.0 release
-		   Updated 4 Apr 1999 by Jim Blandy
+		Updated 11 May 2000 by Andrew Cagney
 
 This is GDB, the GNU source-level debugger.
 A summary of new features is in the file `NEWS'.
@@ -11,10 +11,10 @@ date release information, mailing list links and archives, etc.
 Unpacking and Installation -- quick overview
 ==========================
 
-In this release, the GDB debugger sources, the generic GNU include
+   In this release, the GDB debugger sources, the generic GNU include
 files, the BFD ("binary file description") library, the readline
 library, and other libraries all have directories of their own
-underneath the gdb-4.18 directory.  The idea is that a variety of GNU
+underneath the gdb-5.0 directory.  The idea is that a variety of GNU
 tools can share a common copy of these things.  Be aware of variation
 over time--for example don't try to build gdb with a copy of bfd from
 a release other than the gdb release (such as a binutils or gas
@@ -23,67 +23,70 @@ Configuration scripts and makefiles exist to cruise up and down this
 directory tree and automatically build all the pieces in the right
 order.
 
-When you unpack the gdb-4.18.tar.gz file, you'll find a directory
+   When you unpack the gdb-5.0.tar.gz file, you'll find a directory
-called `gdb-4.18', which contains:
+called `gdb-5.0', which contains:
 
-  COPYING          config.sub*      libiberty/       opcodes/
+  COPYING       config.if     install-sh     mmalloc         readline
-  COPYING.LIB      configure*       mmalloc/         readline/
+  COPYING.LIB   config.sub    intl           move-if-change  sim
-  Makefile.in      configure.in     move-if-change*  sim/
+  Makefile.in   configure     libiberty      mpw-README      symlink-tree
-  README           etc/             mpw-README       texinfo/
+  README        configure.in  ltconfig       mpw-build.in    texinfo
-  bfd/             gdb/             mpw-build.in     utils/
+  bfd           djunpack.bat  ltmain.sh      mpw-config.in   utils
-  config/          include/         mpw-config.in
+  config        etc           md5.sum        mpw-configure   ylwrap
-  config.guess*    install.sh*      mpw-configure
+  config-ml.in  gdb           missing        mpw-install
+  config.guess  include       mkinstalldirs  opcodes
 
 To build GDB, you can just do:
 
-	cd gdb-4.18
+	cd gdb-5.0
 	./configure
 	make
 	cp gdb/gdb /usr/local/bin/gdb	(or wherever you want)
 
 (Building GDB with DJGPP tools for MS-DOS/MS-Windows is slightly
-different; see the file gdb/config/djgpp/README for details.)
+different; see the file gdb-5.0/gdb/config/djgpp/README for details.)
 
-This will configure and build all the libraries as well as GDB.
+   This will configure and build all the libraries as well as GDB.  If
-If `configure' can't determine your system type, specify one as its
+`configure' can't determine your system type, specify one as its
-argument, e.g., sun4 or decstation.
+argument, e.g., `./configure sun4' or `./configure decstation'.
 
-If you get compiler warnings during this stage, see the `Reporting Bugs'
+   If you get compiler errors during this stage, see the `Reporting
-section below; there are a few known problems.
+Bugs' section below; there are a few known problems.
 
-GDB requires an ANSI C compiler.  If you do not have an ANSI C
+   GDB requires an ISO-C (ANSI C) compiler.  If you do not have an
-compiler for your system, you may be able to download and install the
+ISO-C compiler for your system, you may be able to download and
-GNU CC compiler.  It is available via anonymous FTP from ftp.gnu.org,
+install the GNU CC compiler.  It is available via anonymous FTP from
-in /pub/gnu/gcc (as a URL, that's ftp://ftp.gnu.org/pub/gnu/gcc).
+the directory `ftp://ftp.gnu.org/pub/gnu/gcc'.
 
-GDB can be used as a cross-debugger, running on a machine of one type
+   GDB can be used as a cross-debugger, running on a machine of one
-while debugging a program running on a machine of another type.  See below.
+type while debugging a program running on a machine of another type.
+See below.
 
 
 More Documentation
 ******************
 
    All the documentation for GDB comes as part of the machine-readable
-distribution.  The documentation is written in Texinfo format, which is
+distribution.  The documentation is written in Texinfo format, which
-a documentation system that uses a single source file to produce both
+is a documentation system that uses a single source file to produce
-on-line information and a printed manual.  You can use one of the Info
+both on-line information and a printed manual.  You can use one of the
-formatting commands to create the on-line version of the documentation
+Info formatting commands to create the on-line version of the
-and TeX (or `texi2roff') to typeset the printed version.
+documentation and TeX (or `texi2roff') to typeset the printed version.
 
-   GDB includes an already formatted copy of the on-line Info version of
+   GDB includes an already formatted copy of the on-line Info version
-this manual in the `gdb/doc' subdirectory.  The main Info file is
+of this manual in the `gdb/doc' subdirectory.  The main Info file is
-`gdb-4.18/gdb/doc/gdb.info', and it refers to subordinate files matching
+`gdb-5.0/gdb/doc/gdb.info', and it refers to subordinate files
-`gdb.info*' in the same directory.  If necessary, you can print out
+matching `gdb.info*' in the same directory.  If necessary, you can
-these files, or read them with any editor; but they are easier to read
+print out these files, or read them with any editor; but they are
-using the `info' subsystem in GNU Emacs or the standalone `info' program,
+easier to read using the `info' subsystem in GNU Emacs or the
-available as part of the GNU Texinfo distribution.
+standalone `info' program, available as part of the GNU Texinfo
+distribution.
 
    If you want to format these Info files yourself, you need one of the
 Info formatting programs, such as `texinfo-format-buffer' or
 `makeinfo'.
 
    If you have `makeinfo' installed, and are in the top level GDB
-source directory (`gdb-4.18', in the case of version 4.18), you can make
+source directory (`gdb-5.0', in the case of version 5.0), you can make
 the Info file by typing:
 
      cd gdb/doc
@@ -92,7 +95,7 @@ the Info file by typing:
    If you want to typeset and print copies of this manual, you need
 TeX, a program to print its DVI output files, and `texinfo.tex', the
 Texinfo definitions file.  This file is included in the GDB
-distribution, in the directory `gdb-4.18/texinfo'.
+distribution, in the directory `gdb-5.0/texinfo'.
 
    TeX is a typesetting program; it does not print files directly, but
 produces output files called DVI files.  To print a typeset document,
@@ -106,11 +109,11 @@ without any extension or a `.dvi' extension.
 This file tells TeX how to typeset a document written in Texinfo
 format.  On its own, TeX cannot read, much less typeset a Texinfo file.
  `texinfo.tex' is distributed with GDB and is located in the
-`gdb-4.18/texinfo' directory.
+`gdb-5.0/texinfo' directory.
 
    If you have TeX and a DVI printer program installed, you can typeset
 and print this manual.  First switch to the the `gdb' subdirectory of
-the main source directory (for example, to `gdb-4.18/gdb') and then type:
+the main source directory (for example, to `gdb-5.0/gdb') and then type:
 
      make gdb.dvi
 
@@ -126,55 +129,55 @@ preparing GDB for installation; you can then use `make' to build the
 a single directory, whose name is usually composed by appending the
 version number to `gdb'.
 
-   For example, the GDB version 4.18 distribution is in the `gdb-4.18'
+   For example, the GDB version 5.0 distribution is in the `gdb-5.0'
 directory.  That directory contains:
 
-`gdb-4.18/{COPYING,COPYING.LIB}'
+`gdb-5.0/{COPYING,COPYING.LIB}'
      Standard GNU license files.  Please read them.
 
-`gdb-4.18/bfd'
+`gdb-5.0/bfd'
      source for the Binary File Descriptor library
 
-`gdb-4.18/config*'
+`gdb-5.0/config*'
      script for configuring GDB, along with other support files
 
-`gdb-4.18/gdb'
+`gdb-5.0/gdb'
      the source specific to GDB itself
 
-`gdb-4.18/include'
+`gdb-5.0/include'
      GNU include files
 
-`gdb-4.18/libiberty'
+`gdb-5.0/libiberty'
      source for the `-liberty' free software library
 
-`gdb-4.18/mmalloc'
+`gdb-5.0/mmalloc'
      source for the GNU memory-mapped malloc package
 
-`gdb-4.18/opcodes'
+`gdb-5.0/opcodes'
      source for the library of opcode tables and disassemblers
 
-`gdb-4.18/readline'
+`gdb-5.0/readline'
      source for the GNU command-line interface
      NOTE:  The readline library is compiled for use by GDB, but will
      not be installed on your system when "make install" is issued.
 
-`gdb-4.18/sim'
+`gdb-5.0/sim'
      source for some simulators (ARM, D10V, SPARC, M32R, MIPS, PPC, V850, etc)
 
-`gdb-4.18/intl'
+`gdb-5.0/intl'
      source for the GNU gettext library, for internationalization.
      This is slightly modified from the standalone gettext
      distribution you can get from GNU.
 
-`gdb-4.18/texinfo'
+`gdb-5.0/texinfo'
      The `texinfo.tex' file, which you need in order to make a printed
      manual using TeX.
 
-`gdb-4.18/etc'
+`gdb-5.0/etc'
      Coding standards, useful files for editing GDB, and other
      miscellanea.
 
-`gdb-4.18/utils'
+`gdb-5.0/utils'
      A grab bag of random utilities.
 
    Note: the following instructions are for building GDB on Unix or
@@ -183,14 +186,14 @@ MS-DOS/MS-Windows are in the file gdb/config/djgpp/README.
 
    The simplest way to configure and build GDB is to run `configure'
 from the `gdb-VERSION-NUMBER' source directory, which in this example
-is the `gdb-4.18' directory.
+is the `gdb-5.0' directory.
 
    First switch to the `gdb-VERSION-NUMBER' source directory if you are
 not already in it; then run `configure'.
 
    For example:
 
-     cd gdb-4.18
+     cd gdb-5.0
      ./configure
      make
 
@@ -206,8 +209,8 @@ you may need to run `sh' on it explicitly:
      sh configure
 
    If you run `configure' from a directory that contains source
-directories for multiple libraries or programs, such as the `gdb-4.18'
+directories for multiple libraries or programs, such as the `gdb-5.0'
-source directory for version 4.18, `configure' creates configuration
+source directory for version 5.0, `configure' creates configuration
 files for every directory level underneath (unless you tell it not to,
 with the `--norecursion' option).
 
@@ -215,10 +218,10 @@ with the `--norecursion' option).
 directories in the GDB distribution, if you only want to configure that
 subdirectory; but be sure to specify a path to it.
 
-   For example, with version 4.18, type the following to configure only
+   For example, with version 5.0, type the following to configure only
 the `bfd' subdirectory:
 
-     cd gdb-4.18/bfd
+     cd gdb-5.0/bfd
      ../configure
 
    You can install `gdb' anywhere; it has no hardwired paths. However,
@@ -247,13 +250,13 @@ directory.  If the path to `configure' would be the same as the
 argument to `--srcdir', you can leave out the `--srcdir' option; it
 will be assumed.)
 
-   For example, with version 4.18, you can build GDB in a separate
+   For example, with version 5.0, you can build GDB in a separate
 directory for a Sun 4 like this:
 
-     cd gdb-4.18
+     cd gdb-5.0
      mkdir ../gdb-sun4
      cd ../gdb-sun4
-     ../gdb-4.18/configure sun4
+     ../gdb-5.0/configure
      make
 
    When `configure' builds a configuration using a remote source
@@ -274,8 +277,8 @@ called `configure' (or one of its subdirectories).
 
    The `Makefile' that `configure' generates in each source directory
 also runs recursively.  If you type `make' in a source directory such
-as `gdb-4.18' (or in a separate configured directory configured with
+as `gdb-5.0' (or in a separate configured directory configured with
-`--srcdir=PATH/gdb-4.18'), you will build all the required libraries,
+`--srcdir=PATH/gdb-5.0'), you will build all the required libraries,
 and then build GDB.
 
    When you have multiple hosts or targets configured in separate
@@ -318,7 +321,7 @@ you can use it to test your guesses on abbreviations--for example:
      Invalid configuration `i786v': machine `i786v' not recognized
 
 `config.sub' is also distributed in the GDB source directory
-(`gdb-4.18', for version 4.18).
+(`gdb-5.0', for version 5.0).
 
 
 `configure' options
@@ -372,11 +375,13 @@ prefer; but you may abbreviate option names if you use `--'.
      code which looks even vaguely suspicious.  You should only using
      this feature if you're compiling with GNU CC.  It passes the
      following flags:
-	-Wall
+	-Wimplicit
+	-Wreturn-type
+	-Wcomment
+	-Wtrigraphs
+	-Wformat
+	-Wparentheses
 	-Wpointer-arith
-	-Wstrict-prototypes
-	-Wmissing-prototypes
-	-Wmissing-declarations
 
 `--target=TARGET'
      Configure GDB for cross-debugging programs running on the specified
@@ -410,32 +415,31 @@ See the GDB manual (gdb/doc/gdb.texinfo) for information on this.
 Kernel debugging
 =================
 
-I have't done this myself so I can't really offer any advice.
+   I have't done this myself so I can't really offer any advice.
-Remote debugging over serial lines works fine, but the kernel debugging
+Remote debugging over serial lines works fine, but the kernel
-code in here has not been tested in years.  Van Jacobson has
+debugging code in here has not been tested in years.  Van Jacobson has
 better kernel debugging, but the UC lawyers won't let FSF have it.
 
 
 Remote debugging
 =================
 
-The files m68k-stub.c, i386-stub.c, and sparc-stub.c are examples of
+   The files m68k-stub.c, i386-stub.c, and sparc-stub.c are examples
-remote stubs to be used with remote.c.  They are designed to run
+of remote stubs to be used with remote.c.  They are designed to run
-standalone on an m68k, i386, or SPARC cpu and communicate properly with
+standalone on an m68k, i386, or SPARC cpu and communicate properly
-the remote.c stub over a serial line.
+with the remote.c stub over a serial line.
 
-The directory gdb/gdbserver/ contains `gdbserver', a program that
+   The directory gdb/gdbserver/ contains `gdbserver', a program that
 allows remote debugging for Unix applications.  gdbserver is only
-supported for some native configurations, including Sun 3, Sun 4,
+supported for some native configurations, including Sun 3, Sun 4, and
-and Linux.
+Linux.
 
-There are a number of remote interfaces for talking to existing ROM
+   There are a number of remote interfaces for talking to existing ROM
 monitors and other hardware:
 
 	remote-adapt.c	 AMD 29000 "Adapt"
 	remote-array.c   Array Tech RAID controller
 	remote-bug.c	 Motorola BUG monitor
-        remote-d10v.c    GDB protocol, talking to a d10v chip
 	remote-e7000.c	 Hitachi E7000 ICE
 	remote-eb.c	 AMD 29000 "EBMON"
 	remote-es.c	 Ericsson 1800 monitor
@@ -454,34 +458,36 @@ monitors and other hardware:
 	remote-udi.c	 AMD 29000 using the AMD "Universal Debug Interface"
 	remote-vx.c	 VxWorks realtime kernel
 
-Remote-vx.c and the vx-share subdirectory contain a remote interface for the
+   Remote-vx.c and the vx-share subdirectory contain a remote
-VxWorks realtime kernel, which communicates over TCP using the Sun
+interface for the VxWorks realtime kernel, which communicates over TCP
-RPC library.  This would be a useful starting point for other remote-
+using the Sun RPC library.  This would be a useful starting point for
-via-ethernet back ends.
+other remote- via-ethernet back ends.
 
-Remote-udi.c and the 29k-share subdirectory contain a remote interface
+   Remote-udi.c and the 29k-share subdirectory contain a remote
-for AMD 29000 programs, which uses the AMD "Universal Debug Interface".
+interface for AMD 29000 programs, which uses the AMD "Universal Debug
-This allows GDB to talk to software simulators, emulators, and/or bare
+Interface".  This allows GDB to talk to software simulators,
-hardware boards, via network or serial interfaces.  Note that GDB only
+emulators, and/or bare hardware boards, via network or serial
-provides an interface that speaks UDI, not a complete solution.  You
+interfaces.  Note that GDB only provides an interface that speaks UDI,
-will need something on the other end that also speaks UDI.
+not a complete solution.  You will need something on the other end
+that also speaks UDI.
 
 
 Reporting Bugs
 ===============
 
-The correct address for reporting bugs found in gdb is
+   The correct address for reporting bugs found in gdb is
-"bug-gdb@gnu.org".  Please email all bugs, and all requests for
+"bug-gdb@gnu.org".  Please email all bugs, and all requests for help
-help with GDB, to that address.  Please include the GDB version number
+with GDB, to that address.  Please include the GDB version number
-(e.g., gdb-4.18), and how you configured it (e.g., "sun4" or "mach386
+(e.g., gdb-5.0), and how you configured it (e.g., "sun4" or "mach386
 host, i586-intel-synopsys target").  Since GDB now supports so many
-different configurations, it is important that you be precise about this.
+different configurations, it is important that you be precise about
-If at all possible, you should include the actual banner that GDB prints
+this.  If at all possible, you should include the actual banner that
-when it starts up, or failing that, the actual configure command that
+GDB prints when it starts up, or failing that, the actual configure
-you used when configuring GDB.
+command that you used when configuring GDB.
 
-For more information on how/whether to report bugs, see the GDB Bugs
+   For more information on how/whether to report bugs, see the GDB
-section of the GDB manual (gdb/doc/gdb.texinfo).
+Bugs section of the GDB manual (gdb/doc/gdb.texinfo) or the
+gdb/CONTRIBUTE file.
 
 Known bugs:
 
@@ -531,61 +537,47 @@ Known bugs:
     subsystem that is on the IDO CD, otherwise you will get complaints
     that certain files such as `/usr/include/syms.h' cannot be found.
 
-  * Notes for BSD/386:
+  * Under Irix 6 you must build with GCC.  The vendor compiler reports
-    To compile gdb-4.18 on BSD/386, you must run the configure script and
+    as errors certain assignments that GCC considers to be warnings.
-    its subscripts with bash.  Here is an easy way to do this:
+  
-
+   GDB can produce warnings about symbols that it does not understand.
-	bash -c 'CONFIG_SHELL=/bin/bash ./configure'
+By default, these warnings are disabled.  You can enable them by
-
+executing `set complaint 10' (which you can put in your ~/.gdbinit if
-    (configure will report i386-unknown-bsd).  Then, compile with the
+you like).  I recommend doing this if you are working on a compiler,
-    standard "make" command.
+assembler, linker, or GDB, since it will point out problems that you
-
+may be able to fix.  Warnings produced during symbol reading indicate
-GDB can produce warnings about symbols that it does not understand.  By
+some mismatch between the object file and GDB's symbol reading code.
-default, these warnings are disabled.  You can enable them by executing
+In many cases, it's a mismatch between the specs for the object file
-`set complaint 10' (which you can put in your ~/.gdbinit if you like).
+format, and what the compiler actually outputs or the debugger
-I recommend doing this if you are working on a compiler, assembler,
+actually understands.
-linker, or GDB, since it will point out problems that you may be able
-to fix.  Warnings produced during symbol reading indicate some mismatch
-between the object file and GDB's symbol reading code.  In many cases,
-it's a mismatch between the specs for the object file format, and what
-the compiler actually outputs or the debugger actually understands.
 
 
-X Windows versus GDB
+Graphical interface to GDB -- X Windows, MS Windows
-=====================
+==========================
 
-You should check out DDD, the Data Display Debugger.  Here's the blurb
+   Several graphical interfaces to GDB are available.  You should
-from the DDD web site, http://www.cs.tu-bs.de/softech/ddd:
+check:
 
-    The Data Display Debugger (DDD) is a popular graphical user
+	http://sourceware.cygnus.com/gdb/#gui
-    interface for command-line debuggers such as GDB, DBX, JDB, WDB,
-    XDB, the Perl debugger, and the Python debugger.  Besides ``usual''
-    front-end features such as viewing source texts, DDD has become
-    famous through its interactive graphical data display, where data
-    structures are displayed as graphs. A simple mouse click
-    dereferences pointers or views structure contents, updated each
-    time the program stops. Using DDD, you can reason about your
-    application by watching its data, not just by viewing it execute
-    lines of source code.
 
-Emacs users will very likely enjoy the Grand Unified Debugger mode;
+for an up-to-date list.
-try typing `M-x gdb RET'.
 
-Those interested in experimenting with a new kind of gdb-mode
+   Emacs users will very likely enjoy the Grand Unified Debugger mode;
-should load gdb/gdba.el into GNU Emacs 19.25 or later.  Comments
+try typing `M-x gdb RET'.  Those interested in experimenting with a
-on this mode are also welcome.
+new kind of gdb-mode should load gdb/gdba.el into GNU Emacs 19.25 or
+later.  Comments on this mode are also welcome.
 
 
 Writing Code for GDB
 =====================
 
-There is a lot of information about writing code for GDB in the
+   There is a lot of information about writing code for GDB in the
 internals manual, distributed with GDB in gdb/doc/gdbint.texinfo.  You
 can read it by hand, print it by using TeX and texinfo, or process it
 into an `info' file for use with Emacs' info mode or the standalone
 `info' program.
 
-If you are pondering writing anything but a short patch, especially
+   If you are pondering writing anything but a short patch, especially
 take note of the information about copyrights in the node Submitting
 Patches.  It can take quite a while to get all the paperwork done, so
 we encourage you to start that process as soon as you decide you are
@@ -596,26 +588,33 @@ think you will be ready to submit the patches.
 GDB Testsuite
 =============
 
-There is a DejaGNU based testsuite available for testing your newly
+   Included with the GDB distribution is a DejaGNU based testsuite
-built GDB, or for regression testing GDBs with local modifications.
+that can either be used to test your newly built GDB, or for
+regression testing a GDB with local modifications.
 
-Running the testsuite requires the prior installation of DejaGNU,
+   Running the testsuite requires the prior installation of DejaGNU,
-which is generally available via ftp; you'll need a pretty recent
+which is generally available via ftp.  The directory
-release.  Once DejaGNU is installed, you can run the tests in one of
+ftp://sourceware.cygnus.com/pub/dejagnu/ will contain a recent
-two ways:
+snapshot.  Once DejaGNU is installed, you can run the tests in one of
+the following ways:
 
-  (1)	cd gdb-4.18/gdb		(assuming you also unpacked gdb)
+  (1)	cd gdb-5.0
+	make check-gdb
+
+or
+
+  (2)	cd gdb-5.0/gdb
 	make check
 
 or
 
-  (2)	cd gdb-4.18/gdb/testsuite
+  (3)	cd gdb-5.0/gdb/testsuite
 	make site.exp	(builds the site specific file)
 	runtest -tool gdb GDB=../gdb    (or GDB=<somepath> as appropriate)
 
-The second method gives you slightly more control in case of problems with
+The last method gives you slightly more control in case of problems
-building one or more test executables or if you are using the testsuite
+with building one or more test executables or if you are using the
-'standalone', without it being part of the GDB source tree.
+testsuite `standalone', without it being part of the GDB source tree.
 
 See the DejaGNU documentation for further details.