1 # Copyright 1997-2023 Free Software Foundation, Inc.
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.
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.
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/>.
16 # file to test calls into shared libraries
17 # the source files for this test are:
22 # ss.h (header for shr2.c)
24 # file written by Elena Zannoni: elz@ch.apollo.com
32 if {[skip_shlib_tests]} {
36 if { [is_remote host] } {
37 gdb_remote_download host $srcdir/$subdir/ss.h
40 standard_testfile shmain.c shr1.c shr2.c
41 set srcfile ${srcdir}/${subdir}/${srcfile}
42 set lib1src ${srcdir}/${subdir}/${srcfile2}
43 set lib2src ${srcdir}/${subdir}/${srcfile3}
44 set lib1 [standard_output_file shr1.sl]
45 set lib2 [standard_output_file shr2.sl]
48 set exec_opts [list debug shlib=${lib1} shlib=${lib2}]
50 if { [gdb_compile_shlib ${lib1src} ${lib1} $lib_opts] != ""
51 || [gdb_compile_shlib ${lib2src} ${lib2} $lib_opts] != ""
52 || [gdb_compile ${srcfile} ${binfile} executable $exec_opts] != ""} {
53 untested "failed to compile"
57 # Start with a fresh gdb.
59 clean_restart ${binfile}
71 gdb_test "next 2" "g = shr1\\(g\\);" "next to shr1"
75 gdb_test "print g" "\[0-9\]* = 1"
78 if ![gdb_skip_stdio_test "next over shr1"] {
79 gdb_test_stdio "next" \
80 "address of sgs is $hex" \
84 gdb_test "next" ".*" ""
89 gdb_test "print g" "\[0-9\]* = 2" "print g two"
92 if ![gdb_skip_stdio_test "print shr1(1)"] {
93 gdb_test_stdio "print shr1(1)" \
94 "address of sgs is $hex" \
100 if ![gdb_skip_stdio_test "print shr1(g)"] {
101 gdb_test_stdio "print shr1(g)" \
102 "address of sgs is $hex" \
109 gdb_test "break shr2" \
110 "Breakpoint.*file.*shr2.c, line.*" \
111 "breakpoint function shr2"
113 gdb_test "continue" \
114 "Continuing\\..*Breakpoint ${decimal}, shr2 \\(.*\\) at.*shr2\\.c:${decimal}.*shr2-return \\*\\/" \
115 "run until breakpoint set at a function"
119 if ![gdb_skip_stdio_test "print shr1(1) 2nd time"] {
120 gdb_test_stdio "print shr1(1)" \
121 "address of sgs is $hex" \
123 "print shr1(1) 2nd time"
127 gdb_test "print mainshr1(1)" "\[0-9\]* = 2" \
128 "print mainshr1(1) from shlib func"
131 # A step at this point will either take us entirely out of
132 # the function or into the function's epilogue. The exact
133 # behavior will differ depending upon upon whether or not
134 # the compiler emits line number information for the epilogue.
135 gdb_test_multiple "step" "step out of shr2 to main" {
136 -re "main \\(\\) at.*g = mainshr1\\(g\\);.*$gdb_prompt $" {
137 pass "step out of shr2 to main"
139 -re ".*\\\}.*$gdb_prompt $" {
140 pass "step out of shr2 to main (stopped in shr2 epilogue)"
141 gdb_test_multiple "step" "step out of shr2 epilogue to main" {
142 -re -wrap "main \\(\\) at.*g = mainshr1\\(g\\);" {
145 -re -wrap "main \\(\\) at.*g = shr2\\(g\\);" {
146 gdb_test "step" "g = mainshr1\\(g\\);" $gdb_test_name
153 gdb_test "print mainshr1(1)" "\[0-9\]* = 2"
156 gdb_test "step" "mainshr1 \\(g=4\\) at.*return 2.g;" \
159 # Start with a fresh gdb.
161 clean_restart $binfile
164 # test that we can re-set breakpoints in shared libraries
165 gdb_breakpoint "shr1" "allow-pending"
167 set test "run to bp in shared library"
169 gdb_test_multiple "" $test {
170 -re "Breakpoint .,.*${gdb_prompt} " {
175 gdb_continue_to_end "" continue 1
177 set test "re-run to bp in shared library (PR's 16495, 18213)"
179 gdb_test_multiple "" $test {
180 -re "Breakpoint .,.*${gdb_prompt} " {
185 gdb_continue_to_end "after re-run" continue 1