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5a03b7c3 MT |
1 | http://sourceware.org/ml/gdb-patches/2010-07/msg00184.html |
2 | Subject: Re: [0/4] RFC: add DWARF index support | |
3 | ||
4 | Jan Kratochvil: Fixed $d -> $dir. | |
5 | Jan Kratochvil: Remove /dev/null redirection. | |
6 | ||
7 | >>>>> "Tom" == Tom Tromey <tromey@redhat.com> writes: | |
8 | ||
9 | Tom> This patch series adds support for a DWARF index to gdb. | |
10 | ||
11 | Roland suggested we wrap up the index-creation code into a helper | |
12 | script. | |
13 | ||
14 | I'm not sure if this is something people would want in gdb proper, but I | |
15 | figured I would send it here just in case. | |
16 | ||
17 | Tom | |
18 | ||
19 | 2010-07-09 Tom Tromey <tromey@redhat.com> | |
20 | ||
21 | * Makefile.in (install-only): Install gdb-add-index. | |
22 | * gdb-add-index: New file. | |
23 | ||
24 | 2010-07-09 Tom Tromey <tromey@redhat.com> | |
25 | ||
26 | * gdb.texinfo (Index Files): Mention gdb-add-index. | |
27 | ||
28 | >From 30714fe719e61baea03d0dc5793eb0d564faebb7 Mon Sep 17 00:00:00 2001 | |
29 | From: Tom Tromey <tromey@redhat.com> | |
30 | Date: Fri, 9 Jul 2010 11:17:54 -0600 | |
31 | Subject: [PATCH 4/4] add gdb-add-index | |
32 | Subject: [PATCH 4/4] add gdb-add-index | |
33 | ||
34 | --- | |
35 | gdb/ChangeLog | 5 +++++ | |
36 | gdb/Makefile.in | 11 ++++++++++- | |
37 | gdb/doc/ChangeLog | 4 ++++ | |
38 | gdb/doc/gdb.texinfo | 8 ++++++++ | |
39 | gdb/gdb-add-index | 30 ++++++++++++++++++++++++++++++ | |
40 | 5 files changed, 57 insertions(+), 1 deletions(-) | |
41 | create mode 100755 gdb/gdb-add-index | |
42 | ||
43 | Index: gdb-7.2.50.20101116/gdb/Makefile.in | |
44 | =================================================================== | |
45 | --- gdb-7.2.50.20101116.orig/gdb/Makefile.in 2010-11-16 08:03:17.000000000 +0100 | |
46 | +++ gdb-7.2.50.20101116/gdb/Makefile.in 2010-11-16 08:47:45.000000000 +0100 | |
47 | @@ -986,7 +986,16 @@ install-only: install-gstack $(CONFIG_IN | |
48 | $(SHELL) $(srcdir)/../mkinstalldirs \ | |
49 | $(DESTDIR)$(man1dir) ; \ | |
50 | $(INSTALL_DATA) $(srcdir)/gdb.1 \ | |
51 | - $(DESTDIR)$(man1dir)/$$transformed_name.1 | |
52 | + $(DESTDIR)$(man1dir)/$$transformed_name.1; \ | |
53 | + transformed_name=`t='$(program_transform_name)'; \ | |
54 | + echo gdb-add-index | sed -e "$$t"` ; \ | |
55 | + if test "x$$transformed_name" = x; then \ | |
56 | + transformed_name=gdb-add-index ; \ | |
57 | + else \ | |
58 | + true ; \ | |
59 | + fi ; \ | |
60 | + $(INSTALL_PROGRAM) $(srcdir)/gdb-add-index \ | |
61 | + $(DESTDIR)$(bindir)/$$transformed_name$(EXEEXT) | |
62 | @$(MAKE) DO=install "DODIRS=$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do | |
63 | .PHONY: install-tui | |
64 | install-tui: | |
65 | Index: gdb-7.2.50.20101116/gdb/doc/gdb.texinfo | |
66 | =================================================================== | |
67 | --- gdb-7.2.50.20101116.orig/gdb/doc/gdb.texinfo 2010-11-16 08:04:18.000000000 +0100 | |
68 | +++ gdb-7.2.50.20101116/gdb/doc/gdb.texinfo 2010-11-16 08:56:30.000000000 +0100 | |
69 | @@ -15500,6 +15500,14 @@ There are currently some limitation on i | |
70 | for DWARF debugging information, not stabs. And, they do not | |
71 | currently work for programs using Ada. | |
72 | ||
73 | +@value{GDBN} comes with a program, @command{gdb-add-index}, which can | |
74 | +be used to add the index to a symbol file. It takes the symbol file | |
75 | +as its only argument: | |
76 | + | |
77 | +@smallexample | |
78 | +$ gdb-add-index symfile | |
79 | +@end smallexample | |
80 | + | |
81 | @node Symbol Errors | |
82 | @section Errors Reading Symbol Files | |
83 | ||
84 | Index: gdb-7.2.50.20101116/gdb/gdb-add-index | |
85 | =================================================================== | |
86 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | |
87 | +++ gdb-7.2.50.20101116/gdb/gdb-add-index 2010-11-16 08:47:45.000000000 +0100 | |
88 | @@ -0,0 +1,30 @@ | |
89 | +#! /bin/sh | |
90 | + | |
91 | +# Add a .gdb_index section to a file. | |
92 | + | |
93 | +# Copyright (C) 2010 Free Software Foundation, Inc. | |
94 | +# This program is free software; you can redistribute it and/or modify | |
95 | +# it under the terms of the GNU General Public License as published by | |
96 | +# the Free Software Foundation; either version 3 of the License, or | |
97 | +# (at your option) any later version. | |
98 | +# | |
99 | +# This program is distributed in the hope that it will be useful, | |
100 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
101 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
102 | +# GNU General Public License for more details. | |
103 | +# | |
104 | +# You should have received a copy of the GNU General Public License | |
105 | +# along with this program. If not, see <http://www.gnu.org/licenses/>. | |
106 | + | |
107 | +file="$1" | |
108 | +dir="${file%/*}" | |
109 | + | |
110 | +# We don't care if gdb gives an error. | |
111 | +gdb -nx --batch-silent -ex "file $file" -ex "save gdb-index $dir" | |
112 | + | |
113 | +if test -f "${file}.gdb-index"; then | |
114 | + objcopy --add-section .gdb_index="${file}.gdb-index" --set-section-flags .gdb_index=readonly "$file" "$file" | |
115 | + rm -f "${file}.gdb-index" | |
116 | +fi | |
117 | + | |
118 | +exit 0 |