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0c5bf5a9 JK |
1 | # Copyright 2010-2012 Free Software Foundation, Inc. |
2 | ||
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
15 | ||
16 | # In some cases gdbserver cannot find the DT_DEBUG library list on its own and | |
17 | # it needs to fall back to GDB solib-svr4.c look up via symbols from the main | |
18 | # executable. | |
19 | # gdbserver :1234 ld-linux-x86-64.so.2 /bin/prog | |
20 | # gdb /bin/prog | |
21 | # (gdb) target remote ... | |
22 | ||
23 | load_lib gdbserver-support.exp | |
24 | load_lib prelink-support.exp | |
25 | ||
26 | if {[skip_gdbserver_tests] || [skip_shlib_tests]} { | |
27 | return | |
28 | } | |
29 | ||
30 | set testfile "solib-list" | |
31 | set srclibfile ${testfile}-lib.c | |
32 | set srcfile ${testfile}-main.c | |
33 | set binlibfile ${objdir}/${subdir}/${testfile}.so | |
34 | set executable ${testfile} | |
35 | set objfile ${objdir}/${subdir}/${executable}.o | |
36 | set binfile ${objdir}/${subdir}/${executable} | |
37 | ||
4c93b1db | 38 | if { [get_compiler_info] |
0c5bf5a9 JK |
39 | || [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfile}" "${binlibfile}" [list debug ldflags=-Wl,-soname,${binlibfile}]] != "" |
40 | || [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${objfile}" object {debug}] != "" | |
41 | || [gdb_compile "${objfile} ${binlibfile}" "${binfile}" executable {}] != "" } { | |
42 | untested "could not compile sources" | |
43 | return -1 | |
44 | } | |
45 | ||
46 | set interp_system [section_get ${binfile} .interp] | |
47 | verbose -log "system interpreter is: $interp_system" | |
48 | ||
49 | foreach nonstop { 0 1 } { with_test_prefix "non-stop $nonstop" { | |
50 | ||
51 | # clean_restart assumes ${objdir}/${subdir}/ which is not applicable | |
52 | # for ${interp_system}. | |
53 | gdb_exit | |
54 | gdb_start | |
55 | gdb_reinitialize_dir $srcdir/$subdir | |
56 | gdb_load ${interp_system} | |
57 | gdb_load_shlibs ${binfile} | |
58 | gdb_load_shlibs ${binlibfile} | |
59 | ||
60 | # Make sure we're disconnected, in case we're testing with an | |
61 | # extended-remote board, therefore already connected. | |
62 | gdb_test "disconnect" ".*" | |
63 | ||
64 | gdb_test "set non-stop $nonstop" | |
65 | gdb_test "set target-async $nonstop" | |
66 | ||
67 | # It is required for the non-stop mode, GDB would try to step over | |
68 | # _dl_debug_state breakpoint will still only ld.so loaded in gdbserver. | |
69 | # But GDB having symbols from the main executable it would try to use | |
70 | # displaced-stepping buffer at unmapped that time address _start. | |
71 | gdb_test "set displaced-stepping off" | |
72 | ||
73 | set res [gdbserver_spawn ${binfile}] | |
74 | set gdbserver_protocol [lindex $res 0] | |
75 | set gdbserver_gdbport [lindex $res 1] | |
76 | ||
77 | # Load BINFILE after gdbserver_spawn (so that gdbserver executes ld.so) | |
78 | # but before "target remote" below so that qSymbol data get already | |
79 | # initialized from BINFILE (and not from ld.so first needing a change to | |
80 | # BINFILE later). | |
81 | gdb_test "file ${binfile}" {Reading symbols from .*\.\.\.done\..*} "file binfile" \ | |
82 | {(Are you sure you want to change the file|Load new symbol table from ".*")\? \(y or n\) } "y" | |
83 | ||
84 | set test "target $gdbserver_protocol" | |
85 | gdb_test_multiple "target $gdbserver_protocol $gdbserver_gdbport" $test { | |
86 | -re "Remote debugging using .*\r\n$gdb_prompt " { | |
87 | # Do not anchor end, there may be more output in non-stop mode. | |
88 | pass $test | |
89 | } | |
90 | } | |
91 | ||
92 | if $nonstop { | |
93 | set test "non-stop interior stop" | |
94 | gdb_test_multiple "" $test { | |
95 | -re " #1 stopped\\.\r\n" { | |
96 | pass $test | |
97 | } | |
98 | } | |
99 | } | |
100 | ||
101 | gdb_test "continue" "Program received signal SIGUSR1, .*" | |
102 | gdb_test "sharedlibrary" ".*" | |
103 | gdb_test "p libvar" " = 23" | |
104 | }} |