aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/define.exp
blob: 81774492118536737f62f33552383b1f508b551f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
# Copyright 1998-2016 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This file was written by Elena Zannoni. (ezannoni@cygnus.com)


#
# test running programs
#

standard_testfile break.c break1.c

if {[prepare_for_testing ${testfile}.exp ${testfile} \
	 [list $srcfile $srcfile2] {debug nowarnings}]} {
    return -1
}

set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]

if ![runto_main] then { fail "define tests suppressed" }

# Verify that GDB allows a user to define their very own commands.
#
gdb_test_multiple "define nextwhere" "define user command: nextwhere" {
    -re "Type commands for definition of \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "next\nbt\nend" "" \
	    "define user command: nextwhere"
    }
}

# Verify that those commands work as gdb_expected.
#
gdb_test "nextwhere" \
    "$bp_location1\[ \t\]*printf.*#0\[ \t\]*main.*:$bp_location1.*" \
    "use user command: nextwhere"

# Verify that a user can define a command whose spelling is a
# proper substring of another user-defined command.
#
gdb_test_multiple "define nextwh" "define user command: nextwh" {
    -re "Type commands for definition of \"nextwh\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "next 2\nbt\nend" "" \
	    "define user command: nextwh"
    }
}

# Verify that a user can redefine their commands.  (Test both the
# confirmed and unconfirmed cases.)
#
gdb_test "define nextwhere" \
    "Command \"nextwhere\" not redefined.*" \
    "redefine user command aborted: nextwhere" \
    "Redefine command \"nextwhere\".*y or n. $" \
    "n"

send_gdb "define nextwhere\n"
gdb_expect {
  -re "Redefine command \"nextwhere\".*y or n. $"\
          {send_gdb "y\n"
           gdb_expect {
             -re "Type commands for definition of \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$"\
                     {send_gdb "bt\nnext\nend\n"
                      gdb_expect {
                        -re "$gdb_prompt $"\
                                {pass "redefine user command: nextwhere"}
                        timeout {fail "(timeout) redefine user command: nextwhere"}
                      }
                     }
             timeout {fail "(timeout) redefine user command: nextwhere"}
           }
          }
  -re "$gdb_prompt $"\
          {fail "redefine user command: nextwhere"}
  timeout {fail "(timeout) redefine user command: nextwhere"}
}

# Verify that GDB gracefully handles an attempt to redefine the
# help text for a builtin command.
#
gdb_test "document step" "Command \"step\" is built-in.*" \
    "redocumenting builtin command disallowed"

# Verify that a user can document their own commands.  (And redocument
# them.)
#
gdb_test_multiple "document nextwhere" "document user command: nextwhere" {
    -re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "A next command that first shows you where you're stepping from.\nend" \
	    "" \
	    "document user command: nextwhere"
    }
}

gdb_test_multiple "document nextwhere" "re-document user command: nextwhere" {
    -re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "A next command that first shows you where you're stepping from.\nend" \
	    "" \
	    "re-document user command: nextwhere"
    }
}

gdb_test "help nextwhere" \
    "A next command that first shows you where you're stepping from.*" \
    "help user command: nextwhere"

# Verify that the document command preserves whitespace in the beginning of the line.
#
gdb_test_multiple "document nextwhere" "set up whitespace in help string" {
    -re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "   A next command that first shows you where you're stepping from.\nend" \
	    "" \
	    "set up whitespace in help string"
    }
}

gdb_test "help nextwhere" \
    "   A next command that first shows you where you're stepping from.*" \
    "preserve whitespace in help string"

# Verify that the command parser doesn't require a space after an 'if'
# command in a user defined function.
#
gdb_test_multiple "define ifnospace" "define user command: ifnospace" \
{
  -re "Type commands for definition of \"ifnospace\".\r\nEnd with a line saying just \"end\".\r\n>$" \
    {
      gdb_test_multiple "if(3<4)\nprint \"hi there\\n\"\nend\nend" "send body of ifnospace"  \
        {
         -re "$gdb_prompt $"\
                 {pass "define user command: ifnospace"}
        }
    }
}

gdb_test "ifnospace" ".*hi there.*" "test ifnospace is parsed correctly"

# Verify that the command parser doesn't require a space after an 'while'
# command in a user defined function.
#
gdb_test_multiple "define whilenospace" "define user command: whilenospace" \
{
  -re "Type commands for definition of \"whilenospace\".\r\nEnd with a line saying just \"end\".\r\n>$" \
    {
      gdb_test_multiple "set \$i=1\nwhile(\$i<2)\nset \$i=2\nprint \"hi there\\n\"\nend\nend" "send body of whilenospace" \
         {
           -re "$gdb_prompt $" \
                   {pass "define user command: whilenospace"}
         }
    }
}

gdb_test "whilenospace" ".*hi there.*" "test whilenospace is parsed correctly"

# Verify that the user can "hook" a builtin command.  We choose to
# hook the "stop" pseudo command, and we'll define it to use a user-
# define command.
#
gdb_test_multiple "define user-bt" "define user command: user-bt" {
    -re "Type commands for definition of \"user-bt\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "bt\nend" \
	    "" \
	    "define user command: user-bt"
    }
}

gdb_test_multiple "define hook-stop" "define hook-stop command" {
    -re "Type commands for definition of \"hook-stop\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "user-b\nend" \
	    "" \
	    "define hook-stop command"
    }
}

gdb_test "next" "#0\[ \t\]*main.*:$bp_location11.*" \
    "use hook-stop command"

# Verify that GDB responds gracefully to an attempt to define a "hook
# command" which doesn't exist.  (Test both the confirmed and unconfirmed
# cases.)
#
gdb_test "define hook-bar" \
    "Not confirmed.*" \
    "define hook undefined command aborted: bar" \
    "warning: Your new `hook-bar' command does not hook any existing command.\r\nProceed.*y or n. $" \
    "n"

send_gdb "define hook-bar\n"
gdb_expect {
  -re "warning: Your new `hook-bar' command does not hook any existing command.\r\nProceed.*y or n. $"\
          {send_gdb "y\n"
           gdb_expect {
             -re "Type commands for definition of \"hook-bar\".\r\nEnd with a line saying just \"end\".\r\n>$"\
                     {send_gdb "nextwhere\nend\n"
                      gdb_expect {
                        -re "$gdb_prompt $"\
                                {pass "define hook undefined command: bar"}
                        timeout {fail "(timeout) define hook undefined command: bar"}
                      }
                     }
             -re "$gdb_prompt $"\
                     {fail "define hook undefined command: bar"}
             timeout {fail "(timeout) define hook undefined command: bar"}
           }
          }
  -re "$gdb_prompt $"\
          {fail "define hook undefined command: bar"}
  timeout {fail "(timeout) define hook undefined command: bar"}
}

# Test creation of an additional target subcommand.
gdb_test_multiple "define target testsuite" "" {
    -re "Type commands for definition of \"target testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "printf \"hello\\n\"\nend" "" "define target testsuite"
    }
}
gdb_test_multiple "document target testsuite" "" {
    -re "Type documentation for \"target testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "A test target.\nend" "" "document target testsuite"
    }
}

gdb_test "help target" ".*A test target.*"
gdb_test "target testsuite" "hello"
gdb_test "show user target testsuite" "User command \"target testsuite\":\r\n  printf \"hello\\\\n\"\r\n"

# We should even be able to hook subcommands.
gdb_test_multiple "define target hook-testsuite" "" {
    -re "Type commands for definition of \"target hook-testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "printf \"one\\n\"\nend" "" "define target hook-testsuite"
    }
}

gdb_test_multiple "define target hookpost-testsuite" "" {
    -re "Type commands for definition of \"target hookpost-testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
	gdb_test "printf \"two\\n\"\nend" "" "define target hookpost-testsuite"
    }
}

gdb_test "target testsuite" "one\r\nhello\r\ntwo" "target testsuite with hooks"

# This is a quasi-define command: Verify that the user can redefine
# GDB's gdb_prompt.
#
gdb_test_multiple "set prompt \\(blah\\) " "set gdb_prompt" {
    -re "\\(blah\\) $" {
	pass "set gdb_prompt"
    }
}

gdb_test_multiple "set prompt \\(gdb\\) " "reset gdb_prompt" {
    -re "$gdb_prompt $" {
	pass "reset gdb_prompt"
    }
}

gdb_exit
return 0