diff options
| -rw-r--r-- | gdb/doc/all.m4 | 3 | ||||
| -rw-r--r-- | gdb/doc/gdb.texinfo | 188 | ||||
| -rw-r--r-- | gdb/doc/gdbinv-m.m4.in | 2 | ||||
| -rw-r--r-- | gdb/doc/gdbinv-s.m4.in | 3 | ||||
| -rw-r--r-- | gdb/doc/h8.m4 | 3 | ||||
| -rw-r--r-- | gdb/doc/none.m4 | 9 |
6 files changed, 147 insertions, 61 deletions
diff --git a/gdb/doc/all.m4 b/gdb/doc/all.m4 index 1be759a..de44d88 100644 --- a/gdb/doc/all.m4 +++ b/gdb/doc/all.m4 @@ -7,8 +7,9 @@ _define__(<_BOUT__>,<1>) _define__(<_COFF__>,<1>) _define__(<_ELF__>,<1>) +_define__(<_REMOTESTUB__>,<1>) _define__(<_AMD29K__>,<1>) -_define__(<_H8__>,<1>) Include this when it's stable. +_define__(<_H8__>,<1>) _define__(<_I80386__>,<1>) _define__(<_I960__>,<1>) _define__(<_M680X0__>,<1>) diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 129dc39..fd9bf1c 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -152,7 +152,9 @@ This is Edition 4.06, July 1992, for GDB Version _GDB_VN__. _if__(_GENERIC__ || !_H8__) * New Features:: New features since GDB version 3.5 _fi__(_GENERIC__ || !_H8__) +_if__(!_BARE__) * Sample Session:: A sample _GDBN__ session +_fi__(!_BARE__) * Invocation:: Getting in and out of _GDBN__ * Commands:: _GDBN__ commands * Running:: Running programs under _GDBN__ @@ -210,8 +212,10 @@ Change things in your program, so you can experiment with correcting the effects of one bug and go on to learn about another. @end itemize +_if__(!_CONLY__) You can use _GDBN__ to debug programs written in C, C++, and Modula-2. Fortran support will be added when a GNU Fortran compiler is ready. +_fi__(!_CONLY__) @menu * Free Software:: Free Software @@ -233,7 +237,9 @@ Fundamentally, the General Public License is a license which says that you have these freedoms and that you cannot take these freedoms away from anyone else. +_if__(!_AGGLOMERATION__) For full details, @pxref{Copying, ,GNU GENERAL PUBLIC LICENSE}. +_fi__(!_AGGLOMERATION__) @node Contributors @unnumberedsec Contributors to GDB @@ -398,6 +404,7 @@ support. @end table _fi__(_GENERIC__ || !_H8__) +_if__(!_BARE__) @node Sample Session @chapter A Sample _GDBN__ Session @@ -666,6 +673,7 @@ session with the _GDBN__ @code{quit} command. @smallexample (_GDBP__) @b{quit} _1__@end smallexample +_fi__(!_BARE__) @node Invocation @chapter Getting In and Out of _GDBN__ @@ -1110,9 +1118,13 @@ command. If you just want to see the list of alternatives in the first place, you can press @kbd{M-?} rather than pressing @key{TAB} twice. @kbd{M-?} -means @kbd{@key{META} ?}. You can type this either by holding down a +means @kbd{@key{META} ?}. You can type this +_if__(_GENERIC__||!_DOSHOST__) +either by holding down a key designated as the @key{META} shift on your keyboard (if there is -one) while typing @kbd{?}, or by typing @key{ESC} followed by @kbd{?}. +one) while typing @kbd{?}, or +_fi__(_GENERIC__||!_DOSHOST__) +as @key{ESC} followed by @kbd{?}. @cindex quotes in commands @cindex completion of quoted strings @@ -1757,7 +1769,12 @@ running or not, what process it is, and why it stopped. @end table @menu +_if__(!_CONLY__) * Breakpoints:: Breakpoints, Watchpoints, and Exceptions +_fi__(!_CONLY__) +_if__(_CONLY__) +* Breakpoints:: Breakpoints and Watchpoints +_fi__(_CONLY__) * Continuing and Stepping:: Resuming Execution _if__(_GENERIC__ || !_H8__) * Signals:: Signals @@ -1765,7 +1782,12 @@ _fi__(_GENERIC__ || !_H8__) @end menu @node Breakpoints +_if__(!_CONLY__) @section Breakpoints, Watchpoints, and Exceptions +_fi__(!_CONLY__) +_if__(_CONLY__) +@section Breakpoints and Watchpoints +_fi__(_CONLY__) @cindex breakpoints A @dfn{breakpoint} makes your program stop whenever a certain point in @@ -1774,9 +1796,12 @@ conditions to control in finer detail whether your program will stop. You can set breakpoints with the @code{break} command and its variants (@pxref{Set Breaks, ,Setting Breakpoints}), to specify the place where your program should stop by line number, function name or exact address -in the program. In languages with exception handling (such as GNU -C++), you can also set breakpoints where an exception is raised -(@pxref{Exception Handling, ,Breakpoints and Exceptions}). +in the program. +_if__(!_CONLY__) +In languages with exception handling (such as GNU C++), you can also set +breakpoints where an exception is raised (@pxref{Exception Handling, +,Breakpoints and Exceptions}). +_fi__(!_CONLY__) @cindex watchpoints @cindex memory tracing @@ -1832,10 +1857,12 @@ You have several ways to say where the breakpoint should go. @table @code @item break @var{function} -Set a breakpoint at entry to function @var{function}. When using source -languages that permit overloading of symbols, such as C++, -@var{function} may refer to more than one possible place to break. +Set a breakpoint at entry to function @var{function}. +_if__(!_CONLY__) +When using source languages that permit overloading of symbols, such as +C++, @var{function} may refer to more than one possible place to break. @xref{Breakpoint Menus}, for a discussion of that situation. +_fi__(!_CONLY__) @item break +@var{offset} @itemx break -@var{offset} @@ -1906,9 +1933,11 @@ breakpoints it set. Once these breakpoints are set, they are treated just like the breakpoints set with the @code{break} command. They can be deleted, disabled, made conditional, etc., in the standard ways. +_if__(!_CONLY__) When debugging C++ programs, @code{rbreak} is useful for setting breakpoints on overloaded functions that are not members of any special classes. +_fi__(!_CONLY__) @kindex info breakpoints @cindex @code{$_} and @code{info breakpoints} @@ -3533,10 +3562,12 @@ to print a global value of @code{x} defined in @file{f2.c}: (_GDBP__) p 'f2.c'::x @end example +_if__(!_CONLY__) @cindex C++ scope resolution This use of @samp{::} is very rarely in conflict with the very similar use of the same notation in C++. _GDBN__ also supports use of the C++ scope resolution operator in _GDBN__ expressions. +_fi__(!_CONLY__) @cindex wrong values @cindex variable values, wrong @@ -4705,14 +4736,9 @@ look to these for a language reference or tutorial. @node C @subsection C and C++ -_fi__(!_CONLY__) -_if__(_CONLY__) -@node C -@chapter C and C++ -_fi__(_CONLY__) @cindex C and C++ - @cindex expressions in C or C++ + Since C and C++ are so closely related, many features of _GDBN__ apply to both languages. Whenever this is the case, we discuss both languages together. @@ -4724,32 +4750,53 @@ The C++ debugging facilities are jointly implemented by the GNU C++ compiler and _GDBN__. Therefore, to debug your C++ code effectively, you must compile your C++ programs with the GNU C++ compiler, @code{g++}. +_fi__(!_CONLY__) +_if__(_CONLY__) +@node C +@chapter C Language Support +@cindex C language +@cindex expressions in C + +Information specific to the C language is built into _GDBN__ so that you +can use C expressions while degugging. This also permits _GDBN__ to +output values in a manner consistent with C conventions. @menu +* C Operators:: C Operators +* C Constants:: C Constants +* Debugging C:: _GDBN__ and C +@end menu +_fi__(_CONLY__) +_if__(!_CONLY__) +@menu * C Operators:: C and C++ Operators * C Constants:: C and C++ Constants * Cplusplus expressions:: C++ Expressions -_if__(!_CONLY__) * C Defaults:: Default settings for C and C++ -_fi__(!_CONLY__) * C Checks:: C and C++ Type and Range Checks * Debugging C:: _GDBN__ and C * Debugging C plus plus:: Special features for C++ @end menu +_fi__(!_CONLY__) +_if__(!_CONLY__) @cindex C and C++ operators @node C Operators -_if__(!_CONLY__) @subsubsection C and C++ Operators _fi__(!_CONLY__) _if__(_CONLY__) -@section C and C++ Operators +@cindex C operators +@node C Operators +@section C Operators _fi__(_CONLY__) Operators must be defined on values of specific types. For instance, @code{+} is defined on numbers, but not on structures. Operators are -often defined on groups of types. For the purposes of C and C++, the -following definitions hold: +often defined on groups of types. + +_if__(!_CONLY__) +For the purposes of C and C++, the following definitions hold: +_fi__(!_CONLY__) @itemize @bullet @item @@ -4818,7 +4865,7 @@ Defined on scalar types. The value of these expressions is 0 for false and non-zero for true. @item <<@r{, }>> -left shift, and right shift. Defined on integral types. +left shift, and right shift. Defined on integral types._1__ @item @@ The _GDBN__ ``artificial array'' operator (@pxref{Expressions, ,Expressions}). @@ -4845,11 +4892,13 @@ Pointer dereferencing. Defined on pointer types. Same precedence as @item & Address operator. Defined on variables. Same precedence as @code{++}. +_if__(!_CONLY__) For debugging C++, _GDBN__ implements a use of @samp{&} beyond what's allowed in the C++ language itself: you can use @samp{&(&@var{ref})} (or, if you prefer, simply @samp{&&@var{ref}} to examine the address where a C++ reference variable (declared with @samp{&@var{ref}}) is stored. +_fi__(!_CONLY__) @item - Negative. Defined on integral and floating-point types. Same @@ -4863,6 +4912,7 @@ Logical negation. Defined on integral types. Same precedence as Bitwise complement operator. Defined on integral types. Same precedence as @code{++}. +_0__ @item .@r{, }-> Structure member, and pointer-to-structure member. For convenience, _GDBN__ regards the two as equivalent, choosing whether to dereference a @@ -4874,28 +4924,37 @@ Array indexing. @code{@var{a}[@var{i}]} is defined as @code{*(@var{a}+@var{i})}. Same precedence as @code{->}. @item () -Function parameter list. Same precedence as @code{->}. +Function parameter list. Same precedence as @code{->}._1__ +_if__(!_CONLY__) @item :: C++ scope resolution operator. Defined on @code{struct}, @code{union}, and @code{class} types. +_fi__(!_CONLY__) @item :: -The _GDBN__ scope operator (@pxref{Expressions, ,Expressions}). Same precedence as -@code{::}, above._1__ +The _GDBN__ scope operator (@pxref{Expressions, ,Expressions}). +_if__(!_CONLY__) +Same precedence as @code{::}, above. +_fi__(!_CONLY__) @end table +_if__(!_CONLY__) @cindex C and C++ constants @node C Constants -_if__(!_CONLY__) @subsubsection C and C++ Constants + +_GDBN__ allows you to express the constants of C and C++ in the +following ways: _fi__(!_CONLY__) _if__(_CONLY__) -@section C and C++ Constants -_fi__(_CONLY__) +@cindex C constants +@node C Constants +@section C Constants -_GDBN__ allows you to express the constants of C and C++ in the +_GDBN__ allows you to express the constants of C in the following ways: +_fi__(_CONLY__) @itemize @bullet @item @@ -4934,13 +4993,9 @@ by double quotes (@code{"}). Pointer constants are an integral value. @end itemize -@node Cplusplus expressions _if__(!_CONLY__) +@node Cplusplus expressions @subsubsection C++ Expressions -_fi__(!_CONLY__) -_if__(_CONLY__) -@section C++ Expressions -_fi__(_CONLY__) @cindex expressions in C++ _GDBN__'s expression handling has a number of extensions to @@ -5018,7 +5073,6 @@ resolving name scope by reference to source files, in both C and C++ debugging (@pxref{Variables, ,Program Variables}). @end enumerate -_if__(!_CONLY__) @node C Defaults @subsubsection C and C++ Defaults @cindex C and C++ defaults @@ -5033,15 +5087,9 @@ working language to C or C++ on entering code compiled from a source file whose name ends with @file{.c}, @file{.C}, or @file{.cc}. @xref{Automatically, ,Having _GDBN__ infer the source language}, for further details. -_fi__(!_CONLY__) @node C Checks -_if__(!_CONLY__) @subsubsection C and C++ Type and Range Checks -_fi__(!_CONLY__) -_if__(_CONLY__) -@section C and C++ Type and Range Checks -_fi__(_CONLY__) @cindex C and C++ checks @quotation @@ -5076,6 +5124,7 @@ compilers.) Range checking, if turned on, is done on mathematical operations. Array indices are not checked, since they are often used to index a pointer that is not itself an array. +_fi__(!_CONLY__) @node Debugging C _if__(!_CONLY__) @@ -5093,6 +5142,7 @@ Otherwise, it will appear as @samp{@{...@}}. The @code{@@} operator aids in the debugging of dynamic arrays, formed with pointers and a memory allocation function. (@pxref{Expressions, ,Expressions}) +_if__(!_CONLY__) @node Debugging C plus plus _if__(!_CONLY__) @subsubsection _GDBN__ Features for C++ @@ -5159,7 +5209,6 @@ available choices, or to finish the type list for you. @xref{Completion,, Command Completion}, for details on how to do this. @end table -_if__(!_CONLY__) @node Modula-2 @subsection Modula-2 @cindex Modula-2 @@ -6012,8 +6061,11 @@ repairs. @item set write on @itemx set write off @kindex set write -If you specify @samp{set write on}, _GDBN__ will open executable and -core files for both reading and writing; if you specify @samp{set write +If you specify @samp{set write on}, _GDBN__ will open executable +_if__(!_BARE__) +and core +_fi__(!_BARE__) +files for both reading and writing; if you specify @samp{set write off} (the default), _GDBN__ will open them read-only. If you have already loaded a file, you must load it @@ -6022,8 +6074,11 @@ changing @code{set write}, for your new setting to take effect. @item show write @kindex show write -Display whether executable files and core files will be opened for -writing as well as reading. +Display whether executable files +_if__(!_BARE__) +and core files +_fi__(!_BARE__) +will be opened for writing as well as reading. @end table @node _GDBN__ Files @@ -6043,10 +6098,10 @@ _fi__(!_BARE__) @node Files @section Commands to Specify Files -@cindex core dump file @cindex symbol table _if__(!_BARE__) +@cindex core dump file The usual way to specify executable and core dump file names is with the command arguments given when you start _GDBN__, (@pxref{Invocation, ,Getting In and Out of _GDBN__}. @@ -6236,6 +6291,7 @@ _fi__(_H8__) @code{load} will not repeat if you press @key{RET} again after using it. +_if__(!_BARE__) @item add-symbol-file @var{filename} @var{address} @itemx add-symbol-file @var{filename} @var{address} @r{[} -readnow @r{]} @r{[} -mapped @r{]} @kindex add-symbol-file @@ -6256,7 +6312,8 @@ use the @code{symbol-file} command. You can use the @samp{-mapped} and @samp{-readnow} options just as with the @code{symbol-file} command, to change how _GDBN__ manages the symbol -tabl einformation for @var{filename}. +table information for @var{filename}. +_fi__(!_BARE__) @item info files @itemx info target @@ -6399,14 +6456,20 @@ _GDBN__ could not parse a type specification output by the compiler. @kindex target A @dfn{target} is the execution environment occupied by your program. +_if__(!_BARE__) Often, _GDBN__ runs in the same host environment as your program; in that case, the debugging target is specified as a side effect when you use the @code{file} or @code{core} commands. When you need more flexibility---for example, running _GDBN__ on a physically separate host, or controlling a standalone system over a serial port or a -realtime system over a TCP/IP connection---you can use the @code{target} -command to specify one of the target types configured for _GDBN__ -(@pxref{Target Commands, ,Commands for Managing Targets}). +realtime system over a TCP/IP connection---you +_fi__(!_BARE__) +_if__(_BARE__) +You +_fi__(_BARE__) +can use the @code{target} command to specify one of the target types +configured for _GDBN__ (@pxref{Target Commands, ,Commands for Managing +Targets}). @menu * Active Targets:: Active Targets @@ -6420,6 +6483,7 @@ command to specify one of the target types configured for _GDBN__ @cindex active targets @cindex multiple targets +_if__(!_BARE__) There are three classes of targets: processes, core files, and executable files. _GDBN__ can work concurrently on up to three active targets, one in each class. This allows you to (for example) start a @@ -6435,11 +6499,15 @@ requests for memory addresses. (Typically, these two classes of target are complementary, since core files contain only a program's read-write memory---variables and so on---plus machine status, while executable files contain only the program text and initialized data.) +_fi__(!_BARE__) When you type @code{run}, your executable file becomes an active process target as well. When a process target is active, all _GDBN__ commands -requesting memory addresses refer to that target; addresses in an active -core file or executable file target are obscured while the process +requesting memory addresses refer to that target; addresses in an +_if__(!_BARE__) +active core file or +_fi__(!_BARE__) +executable file target are obscured while the process target is active. _if__(_BARE__) @@ -6497,11 +6565,13 @@ An executable file. @samp{target exec @var{prog}} is the same as A core dump file. @samp{target core @var{filename}} is the same as @samp{core-file @var{filename}}. +_if__(_REMOTESTUB__) @item target remote @var{dev} @kindex target remote Remote serial target in GDB-specific protocol. The argument @var{dev} specifies what serial device to use for the connection (e.g. @file{/dev/ttya}). @xref{Remote, ,Remote Debugging}. +_fi__(_REMOTESTUB__) _if__(_AMD29K__) @item target amd-eb @var{dev} @var{speed} @var{PROG} @@ -7326,13 +7396,13 @@ If you are not sure whether you have found a bug, here are some guidelines: @itemize @bullet @item -@cindex Fatal Signal -@cindex Core Dump +@cindex fatal signal +@cindex core dump If the debugger gets a fatal signal, for any input whatever, that is a _GDBN__ bug. Reliable debuggers never crash. @item -@cindex error on Valid Input +@cindex error on valid input If _GDBN__ produces an error message for valid input, that is a bug. @item @@ -7349,8 +7419,8 @@ for improvement of _GDBN__ are welcome in any case. @node Bug Reporting @section How to Report Bugs -@cindex Bug Reports -@cindex _GDBN__ Bugs, Reporting +@cindex bug reports +@cindex _GDBN__ bugs, reporting A number of companies and individuals offer support for GNU products. If you obtained _GDBN__ from a support organization, we recommend you @@ -7650,6 +7720,7 @@ unset &&\rm(No longer an alias for delete)\cr @c END TEXI2ROFF-KILL _fi__(_GENERIC__||!_H8__) +_if__(!_PRECONFIGURED__) @node Formatting Documentation @appendix Formatting the Documentation @@ -8028,7 +8099,9 @@ There is no convenient way to generate a list of all available hosts. @code{configure} accepts other options, for compatibility with configuring other GNU tools recursively; but these are the only options that affect GDB or its supporting libraries. +_fi__(!_PRECONFIGURED__) +_if__(!_AGGLOMERATION__) @node Copying @unnumbered GNU GENERAL PUBLIC LICENSE @center Version 2, June 1991 @@ -8423,6 +8496,7 @@ proprietary programs. If your program is a subroutine library, you may consider it more useful to permit linking proprietary applications with the library. If this is what you want to do, use the GNU Library General Public License instead of this License. +_fi__(!_AGGLOMERATION__) @node Index @unnumbered Index diff --git a/gdb/doc/gdbinv-m.m4.in b/gdb/doc/gdbinv-m.m4.in index f4f5a2c..13738b0 100644 --- a/gdb/doc/gdbinv-m.m4.in +++ b/gdb/doc/gdbinv-m.m4.in @@ -2,7 +2,9 @@ _dnl__ -*- Texinfo -*- _dnl__ Copyright (c) 1991 Free Software Foundation, Inc. _dnl__ This file is part of the source for the GDB manual. _dnl__ M4 FRAGMENT: $Id$ +_if__(_REMOTESTUB__) * Remote Serial:: _GDBN__ remote serial protocol +_fi__(_REMOTESTUB__) _if__(_I960__) * i960-Nindy Remote:: _GDBN__ with a remote i960 (Nindy) _fi__(_I960__) diff --git a/gdb/doc/gdbinv-s.m4.in b/gdb/doc/gdbinv-s.m4.in index 2bd4c2d..864cc18 100644 --- a/gdb/doc/gdbinv-s.m4.in +++ b/gdb/doc/gdbinv-s.m4.in @@ -5,6 +5,7 @@ _dnl__ M4 FRAGMENT $Id$ _dnl__ This text diverted to "Remote Debugging" section in general case; _dnl__ however, if we're doing a manual specifically for one of these, it _dnl__ belongs up front (in "Getting In and Out" chapter). +_if__(_REMOTESTUB__) @node Remote Serial @subsection The _GDBN__ remote serial protocol @@ -334,7 +335,7 @@ back and forth across the serial line to the remote machine. The packet-debugging information is printed on the _GDBN__ standard output stream. @code{set remotedebug off} turns it off, and @code{show remotedebug} will show you its current state. - +_fi__(_REMOTESTUB__) _if__(_I960__) @node i960-Nindy Remote diff --git a/gdb/doc/h8.m4 b/gdb/doc/h8.m4 index 60ad120..5b84ee01 100644 --- a/gdb/doc/h8.m4 +++ b/gdb/doc/h8.m4 @@ -1,6 +1,9 @@ _divert__(-1) +_define__(<_REMOTESTUB__>,<0>) _define__(<_H8__>,<1>) _define__(<_GENERIC__>,<0>) +_define__(<_AGGLOMERATION__>,<1>) GPL formatted separately +_define__(<_PRECONFIGURED__>,<1>) manual is *only* for preconfigured sw _define__(<_BARE__>,<1>) _define__(<_CONLY__>,<1>) _define__(<_DOSHOST__>,<1>) diff --git a/gdb/doc/none.m4 b/gdb/doc/none.m4 index f1ef870..d27ae3c 100644 --- a/gdb/doc/none.m4 +++ b/gdb/doc/none.m4 @@ -1,3 +1,4 @@ + _divert__(-1) Switches: @@ -8,6 +9,9 @@ _define__(<_ALL_ARCH__>,<0>) (Meant as most inclusive; file turning "_GENERIC__") _define__(<_GENERIC__>,<1>) (may not be quite all configs; meant for "most vanilla" manual) +_define__(<_AGGLOMERATION__>,<0>) is manual part of an agglomeration, + with GPL formatted separately? +_define__(<_PRECONFIGURED__>,<0>) is manual *only* for preconfigured sw? _define__(<_FSF__>,<1>) set to zero to include things FSF won't take which Cygnus may want. _define__(<_INTERNALS__>,<0>) @@ -25,9 +29,10 @@ _define__(<_BARE__>,<0>) Turn on to indicate no OS facilities _define__(<_DOSHOST__>,<0>) Is this GDB DOS-hosted? -_define__(<_CONLY__>,<0>) Mention only C and C++ debugging if - turned on +_define__(<_CONLY__>,<0>) Mention only C debugging if + turned on. +_define__(<_REMOTESTUB__>,<1>) Generic remote serial stub _define__(<_AMD29K__>,<0>) Specific architectures. Note none _define__(<_H8__>,<0>) _define__(<_I80386__>,<0>) starts out on. |