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
|
# Copyright 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
# 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 created by Jeff Johnston. (jjohnstn@redhat.com)
if $tracelevel then {
strace $tracelevel
}
#
# test running programs
#
if {[skip_shlib_tests]} {
return 0
}
set testfile "unload"
set libfile "unloadshr"
set libfile2 "unloadshr2"
set libname "${libfile}.sl"
set libname2 "${libfile2}.sl"
set libsrcfile ${libfile}.c
set libsrcfile2 ${libfile2}.c
set srcfile $srcdir/$subdir/$testfile.c
set binfile $objdir/$subdir/$testfile
set shlibdir ${objdir}/${subdir}
set libsrc $srcdir/$subdir/$libfile.c
set libsrc2 $srcdir/$subdir/$libfile2.c
set lib_sl $objdir/$subdir/$libname
set lib_sl2 $objdir/$subdir/$libname2
set lib_dlopen [shlib_target_file ${libname}]
set lib_dlopen2 [shlib_target_file ${libname2}]
set lib_syms [shlib_symbol_file ${libname}]
set lib_syms2 [shlib_symbol_file ${libname2}]
if [get_compiler_info ${binfile}] {
return -1
}
set lib_opts debug
set exec_opts [list debug shlib_load additional_flags=-DSHLIB_NAME\=\"${lib_dlopen}\" additional_flags=-DSHLIB_NAME2\=\"${lib_dlopen2}\"]
if { [gdb_compile_shlib $libsrc $lib_sl $lib_opts] != ""
|| [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""
|| [gdb_compile $srcfile $binfile executable $exec_opts] != ""} {
untested "Couldn't compile $libsrc or $libsrc2 or $srcfile."
return -1
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_load_shlibs $lib_sl $lib_sl2
if [target_info exists gdb_stub] {
gdb_step_for_stub;
}
#
# Test setting a breakpoint in a dynamically loaded library which is
# manually loaded and unloaded
#
gdb_breakpoint "shrfunc1" allow-pending
gdb_breakpoint "shrfunc2" allow-pending
gdb_test "info break" \
"Num Type\[ \]+Disp Enb Address\[ \]+What\r?
1\[\t \]+breakpoint keep y *<PENDING> *shrfunc1\r?
2\[\t \]+breakpoint keep y *<PENDING> *shrfunc2" \
"pending breakpoint info before run"
set unloadshr_line [gdb_get_line_number "unloadshr break" ${libsrcfile}]
gdb_run_cmd
gdb_test "" \
"Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \
"running program"
gdb_test "info break" \
"Num Type\[ \]+Disp Enb Address\[ \]+What\r?
1\[\t \]+breakpoint keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*
2\[\t \]+breakpoint keep y *<PENDING> *shrfunc2.*" \
"pending breakpoint info on first run at shrfunc1"
gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary
gdb_test "continue" \
"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \
"continuing to unloaded libfile"
gdb_test "print y" " = 10" "print y from libfile"
#
# Try to rerun program and verify that shared breakpoint is reset properly
#
gdb_run_cmd
gdb_test "" \
"Breakpoint 1, shrfunc1 \\\(x=1\\\).*${libsrcfile}:$unloadshr_line.*" \
"rerun to shared library breakpoint"
gdb_test "info break" \
"Num Type\[ \]+Disp Enb Address\[ \]+What\r?
1\[\t \]+breakpoint keep y *0x\[0-9a-f\]+ *in shrfunc1 at .*
2\[\t \]+breakpoint keep y *<PENDING> *shrfunc2.*" \
"pending breakpoint info on second run at shrfunc1"
gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-1" $testfile.c]" temporary
gdb_test "continue" \
"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms}.*y-set-1.*" \
"continuing to unloaded libfile"
set unloadshr_line2 [gdb_get_line_number "unloadshr2 break" ${libsrcfile2}]
gdb_test "continue" \
"Breakpoint 2, shrfunc2 \\\(x=2\\\).*${libsrcfile2}:$unloadshr_line2\r\n.*" \
"continue to shrfunc2"
gdb_test "info break" \
"Num Type\[ \]+Disp Enb Address\[ \]+What\r?
1\[\t \]+breakpoint keep y *<PENDING> *shrfunc1\r?
\[\t \]+breakpoint already hit \[0-9\]+ (time|times)\r?
2\[\t \]+breakpoint keep y *0x\[0-9a-f\]+ *in shrfunc2 at .*" \
"pending breakpoint info on second run at shrfunc2"
gdb_breakpoint "$testfile.c:[gdb_get_line_number "y-set-2" $testfile.c]"
gdb_test "continue" \
"Continuing.*warning: Temporarily disabling breakpoints for.*${lib_syms2}.*y-set-2.*" \
"continuing to unloaded libfile2"
gdb_test "print y" " = 200" "print y from libfile2"
|
