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7b6bb8da | 1 | # Copyright 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010, 2011 |
9b254dd1 | 2 | # Free Software Foundation, Inc. |
c906108c SS |
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 | |
e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
c906108c | 7 | # (at your option) any later version. |
e22f8b7c | 8 | # |
c906108c SS |
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. | |
e22f8b7c | 13 | # |
c906108c | 14 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c | 16 | |
c906108c SS |
17 | if $tracelevel then { |
18 | strace $tracelevel | |
19 | } | |
20 | ||
c906108c SS |
21 | |
22 | # are we on a target board | |
23 | if ![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 | # | |
0d06e24b JM |
31 | if {! [istarget "hppa*-*-*hpux*"] } { |
32 | return | |
33 | } | |
c906108c SS |
34 | |
35 | set libfile "solib" | |
36 | set testfile "so-indr-cl" | |
37 | set srcfile ${testfile}.c | |
38 | set binfile ${objdir}/${subdir}/${testfile} | |
39 | ||
40 | if [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 ${libfile}1.o" | |
48 | ||
49 | ||
085dd6e6 JM |
50 | if {$hp_cc_compiler || $hp_aCC_compiler} { |
51 | set additional_flags "additional_flags=+z" | |
c906108c SS |
52 | } else { |
53 | set additional_flags "additional_flags=-fpic" | |
54 | } | |
55 | if {[gdb_compile "${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 | ||
60 | if [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 ${binfile}" | |
69 | ||
70 | ||
085dd6e6 JM |
71 | if {$hp_cc_compiler} { |
72 | set additional_flags "additional_flags=-Ae" | |
c906108c SS |
73 | } else { |
74 | set additional_flags "" | |
75 | } | |
76 | if {[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 | ||
85 | gdb_exit | |
86 | gdb_start | |
87 | gdb_reinitialize_dir $srcdir/$subdir | |
88 | gdb_load ${binfile} | |
89 | ||
90 | # This program implicitly loads SOM shared libraries. We wish to test | |
91 | # whether a user can set breakpoints in a shlib before running the | |
92 | # program, where the program doesn't directly call the shlib, but | |
93 | # indirectly does via passing its address to another function. | |
94 | # | |
95 | # ??rehrauer: Currently, this doesn't work, but we do catch the case | |
96 | # and explicitly disallow it. The reason it fails appears to be that | |
97 | # | |
98 | # [1] gdb consults only the linker symbol table in this scenario, and | |
99 | # [2] For a shlib function that is only indirectly called from the | |
100 | # main a.out, there is in the linker symbol table a stub whose | |
101 | # address is negative. Possibly this is to be interpreted as | |
102 | # an index into the DLT?? | |
103 | # | |
104 | send_gdb "break solib_main\n" | |
105 | gdb_expect { | |
106 | -re "Cannot break on solib_main without a running program.*$gdb_prompt $"\ | |
107 | {pass "break on indirect solib call before running"} | |
085dd6e6 JM |
108 | -re "Breakpoint.*deferred.*\\(\"solib_main\" was not found.*$gdb_prompt $"\ |
109 | {pass "break on indirect solib call before running 2"} | |
c906108c SS |
110 | -re "$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 | # | |
120 | if ![runto_main] then { fail "indirect solib call tests suppressed" } | |
121 | ||
122 | # Verify that we can step over the first shlib call. | |
123 | # | |
124 | send_gdb "break solib_main\n" | |
125 | gdb_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 | ||
133 | gdb_exit | |
134 | return 0 |