1#   Copyright 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010, 2011
2#   Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 3 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
16
17if $tracelevel then {
18	strace $tracelevel
19	}
20
21
22# are we on a target board
23if ![isnative] then {
24    return
25}
26
27# This test is presently only valid on HP-UX, since it requires
28# that we use HP-UX-specific compiler & linker options to build
29# the testcase.
30#
31if {! [istarget "hppa*-*-*hpux*"] } {
32    return
33}
34
35set libfile "solib"
36set testfile "so-indr-cl"
37set srcfile ${testfile}.c
38set binfile ${objdir}/${subdir}/${testfile}
39
40if [get_compiler_info ${binfile}] {
41    return -1
42}
43
44# Build the shared libraries this test case needs.
45#
46#cd ${subdir}
47#remote_exec build "$CC -g +z -c ${libfile}1.c -o ${libfile}1.o"
48
49
50if {$hp_cc_compiler || $hp_aCC_compiler} {
51    set additional_flags "additional_flags=+z"
52} else {
53    set additional_flags "additional_flags=-fpic"
54}
55if {[gdb_compile "${srcdir}/${subdir}/${libfile}1.c" "${objdir}/${subdir}/${libfile}1.o" object [list debug $additional_flags]] != ""} {
56    perror "Couldn't compile ${libfile}1.c"
57    return -1
58}
59
60if [istarget "hppa*-hp-hpux*"] then {
61    remote_exec build "ld -b ${objdir}/${subdir}/${libfile}1.o -o ${objdir}/${subdir}/${libfile}1.sl"
62} else {
63    set additional_flags "additional_flags=-shared"
64    gdb_compile "${objdir}/${subdir}/${libfile}1.o" "${objdir}/${subdir}/${libfile}1.sl" executable [list debug $additional_flags]
65}
66
67# Build the test case
68#remote_exec build "$CC -Aa -g ${srcfile} ${libfile}1.sl -o ${binfile}"
69
70
71if {$hp_cc_compiler} {
72    set additional_flags "additional_flags=-Ae"
73} else {
74    set additional_flags ""
75}
76if {[gdb_compile "${srcdir}/${subdir}/${srcfile} ${objdir}/${subdir}/${libfile}1.sl" "${binfile}" executable [list debug $additional_flags]] != ""} {
77    perror "Couldn't build ${binfile}"
78    return -1
79}
80
81#cd ..
82
83# Start with a fresh gdb
84
85gdb_exit
86gdb_start
87gdb_reinitialize_dir $srcdir/$subdir
88gdb_load ${binfile}
89
90# This program implicitly loads SOM shared libraries.  We wish to test
91# whether a user can set breakpoints in a shlib before running the
92# program, where the program doesn't directly call the shlib, but
93# indirectly does via passing its address to another function.
94#
95# ??rehrauer: Currently, this doesn't work, but we do catch the case
96# and explicitly disallow it.  The reason it fails appears to be that
97#
98#  [1] gdb consults only the linker symbol table in this scenario, and
99#  [2] For a shlib function that is only indirectly called from the
100#      main a.out, there is in the linker symbol table a stub whose
101#      address is negative.  Possibly this is to be interpreted as
102#      an index into the DLT??
103#
104send_gdb "break solib_main\n"
105gdb_expect {
106  -re "Cannot break on solib_main without a running program.*$gdb_prompt $"\
107          {pass "break on indirect solib call before running"}
108  -re "Breakpoint.*deferred.*\\(\"solib_main\" was not found.*$gdb_prompt $"\
109	  {pass "break on indirect solib call before running 2"}
110  -re "$gdb_prompt $"\
111          {fail "break on indirect solib call before running"}
112  timeout {fail "(timeout) break on indirect solib call before running"}
113}
114
115# However, if we do run to the program's main, we then ought to be
116# able to set a breakpoint on the indirectly called function.  (Apparently,
117# once the inferior is running, gdb consults the debug info rather than
118# the linker symbol table, and is able to find the correct address.)
119#
120if ![runto_main] then { fail "indirect solib call tests suppressed" }
121
122# Verify that we can step over the first shlib call.
123#
124send_gdb "break solib_main\n"
125gdb_expect {
126  -re ".*\[Bb\]reakpoint \[0-9\]* at 0x\[0-9a-fA-F\]*: file.*${libfile}1.c.*$gdb_prompt $"\
127          {pass "break on indirect solib call after running"}
128  -re "$gdb_prompt $"\
129          {fail "break on indirect solib call after running"}
130  timeout {fail "(timeout) break on indirect solib call after running"}
131}
132
133gdb_exit
134return 0
135