Commit | Line | Data |
---|---|---|
3cf384d4 DJ |
1 | #!/bin/sh -u |
2 | ||
3 | # Register protocol definitions for GDB, the GNU debugger. | |
4 | # Copyright 2001, 2002 Free Software Foundation, Inc. | |
5 | # | |
6 | # This file is part of GDB. | |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
9 | # it under the terms of the GNU General Public License as published by | |
10 | # the Free Software Foundation; either version 2 of the License, or | |
11 | # (at your option) any later version. | |
12 | # | |
13 | # This program is distributed in the hope that it will be useful, | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
17 | # | |
18 | # You should have received a copy of the GNU General Public License | |
19 | # along with this program; if not, write to the Free Software | |
20 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
21 | ||
22 | move_if_change () | |
23 | { | |
24 | file=$1 | |
25 | if test -r ${file} && cmp -s "${file}" new-"${file}" | |
26 | then | |
27 | echo "${file} unchanged." 1>&2 | |
28 | else | |
29 | mv new-"${file}" "${file}" | |
30 | echo "${file} updated." 1>&2 | |
31 | fi | |
32 | } | |
33 | ||
34 | # Format of the input files | |
35 | read="type entry" | |
36 | ||
37 | do_read () | |
38 | { | |
39 | type="" | |
40 | entry="" | |
41 | while read line | |
42 | do | |
43 | if test "${line}" = "" | |
44 | then | |
45 | continue | |
46 | elif test "${line}" = "#" -a "${comment}" = "" | |
47 | then | |
48 | continue | |
49 | elif expr "${line}" : "#" > /dev/null | |
50 | then | |
51 | comment="${comment} | |
52 | ${line}" | |
53 | else | |
54 | ||
55 | # The semantics of IFS varies between different SH's. Some | |
56 | # treat ``::' as three fields while some treat it as just too. | |
57 | # Work around this by eliminating ``::'' .... | |
58 | line="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`" | |
59 | ||
60 | OFS="${IFS}" ; IFS="[:]" | |
61 | eval read ${read} <<EOF | |
62 | ${line} | |
63 | EOF | |
64 | IFS="${OFS}" | |
65 | ||
66 | # .... and then going back through each field and strip out those | |
67 | # that ended up with just that space character. | |
68 | for r in ${read} | |
69 | do | |
70 | if eval test \"\${${r}}\" = \"\ \" | |
71 | then | |
72 | eval ${r}="" | |
73 | fi | |
74 | done | |
75 | ||
76 | break | |
77 | fi | |
78 | done | |
79 | if [ -n "${type}" ] | |
80 | then | |
81 | true | |
82 | else | |
83 | false | |
84 | fi | |
85 | } | |
86 | ||
87 | if test ! -r $1; then | |
88 | echo "$0: Could not open $1." 1>&2 | |
89 | exit 1 | |
90 | fi | |
91 | ||
92 | copyright () | |
93 | { | |
94 | cat <<EOF | |
95 | /* *INDENT-OFF* */ /* THIS FILE IS GENERATED */ | |
96 | ||
97 | /* A register protocol for GDB, the GNU debugger. | |
98 | Copyright 2001, 2002 Free Software Foundation, Inc. | |
99 | ||
100 | This file is part of GDB. | |
101 | ||
102 | This program is free software; you can redistribute it and/or modify | |
103 | it under the terms of the GNU General Public License as published by | |
104 | the Free Software Foundation; either version 2 of the License, or | |
105 | (at your option) any later version. | |
106 | ||
107 | This program is distributed in the hope that it will be useful, | |
108 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
109 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
110 | GNU General Public License for more details. | |
111 | ||
112 | You should have received a copy of the GNU General Public License | |
113 | along with this program; if not, write to the Free Software | |
114 | Foundation, Inc., 59 Temple Place - Suite 330, | |
115 | Boston, MA 02111-1307, USA. */ | |
116 | ||
117 | /* This file was created with the aid of \`\`regdat.sh'' and \`\`$1''. */ | |
118 | ||
119 | EOF | |
120 | } | |
121 | ||
122 | ||
123 | exec > new-$2 | |
124 | copyright $1 | |
125 | echo '#include "regdef.h"' | |
0a30fbc4 | 126 | echo '#include "regcache.h"' |
3cf384d4 DJ |
127 | echo |
128 | offset=0 | |
129 | i=0 | |
130 | name=x | |
131 | expedite=x | |
132 | exec < $1 | |
133 | while do_read | |
134 | do | |
135 | if test "${type}" = "name"; then | |
136 | name="${entry}" | |
137 | echo "struct reg regs_${name}[] = {" | |
138 | continue | |
139 | elif test "${type}" = "expedite"; then | |
140 | expedite="${entry}" | |
141 | continue | |
142 | elif test "${name}" = x; then | |
143 | echo "$0: $1 does not specify \`\`name''." 1>&2 | |
144 | exit 1 | |
145 | else | |
146 | echo " { \"${entry}\", ${offset}, ${type} }," | |
147 | offset=`expr ${offset} + ${type}` | |
148 | i=`expr $i + 1` | |
149 | fi | |
150 | done | |
151 | ||
152 | echo "};" | |
153 | echo | |
c638789f | 154 | echo "const char *expedite_regs_${name}[] = { \"`echo ${expedite} | sed 's/,/", "/g'`\", 0 };" |
0a30fbc4 DJ |
155 | echo |
156 | ||
157 | cat <<EOF | |
158 | void | |
159 | init_registers () | |
160 | { | |
161 | set_register_cache (regs_${name}, | |
162 | sizeof (regs_${name}) / sizeof (regs_${name}[0])); | |
163 | gdbserver_expedite_regs = expedite_regs_${name}; | |
164 | } | |
165 | EOF | |
3cf384d4 DJ |
166 | |
167 | # close things off | |
168 | exec 1>&2 | |
169 | move_if_change $2 |