192 lines
4.8 KiB
Text
192 lines
4.8 KiB
Text
# Copyright 1997-2000, 2004, 2007-2012 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# file to test calls into shared libraries
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# the source files for this test are:
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#
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# shmain.c
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# shr1.c (shared lib)
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# shr2.c (shared lib)
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# ss.h (header for shr2.c)
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#
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# file written by Elena Zannoni: elz@ch.apollo.com
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#
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#debug shmain
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#prop lib shr1.sl
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#prop lib shr2.sl
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if $tracelevel then {
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strace $tracelevel
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}
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if {[skip_shlib_tests]} {
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return 0
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}
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set testfile "shmain"
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set libfile1 "shr1"
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set libfile2 "shr2"
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set srcfile ${srcdir}/${subdir}/${testfile}.c
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set lib1src ${srcdir}/${subdir}/${libfile1}.c
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set lib2src ${srcdir}/${subdir}/${libfile2}.c
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set lib1 ${objdir}/${subdir}/${libfile1}.sl
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set lib2 ${objdir}/${subdir}/${libfile2}.sl
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set binfile ${objdir}/${subdir}/${testfile}
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set lib_opts "debug"
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set exec_opts [list debug shlib=${lib1} shlib=${lib2}]
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if [get_compiler_info ${binfile}] {
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return -1
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}
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if { [gdb_compile_shlib ${lib1src} ${lib1} $lib_opts] != ""
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|| [gdb_compile_shlib ${lib2src} ${lib2} $lib_opts] != ""
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|| [gdb_compile ${srcfile} ${binfile} executable $exec_opts] != ""} {
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untested "Could not compile $lib1, $lib2, or $srcfile."
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return -1
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}
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_load_shlibs $lib1 $lib2
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gdb_test_no_output "set print sevenbit-strings"
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gdb_test_no_output "set print address off"
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gdb_test_no_output "set width 0"
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if ![runto_main] then {
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perror "C function calling tests suppressed"
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}
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#step -over
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gdb_test "next" "g = shr1\\(g\\);" "next to shr1"
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#print g
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gdb_test "print g" "\[0-9\]* = 1" "print g"
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#step -over
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if ![gdb_skip_stdio_test "next over shr1"] {
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gdb_test "next" \
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"address of sgs is $hex.*g = shr2\\(g\\);" \
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"next over shr1"
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} else {
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gdb_test "next" ".*" ""
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}
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#print g
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gdb_test "print g" "\[0-9\]* = 2" "print g"
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#print shr1(1)
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if ![gdb_skip_stdio_test "print shr1(1)"] {
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gdb_test "print shr1(1)" \
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"address of sgs is $hex.*\[0-9\]* = 2" \
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"print shr1(1)"
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}
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#print shr1(g)
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if ![gdb_skip_stdio_test "print shr1(g)"] {
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gdb_test "print shr1(g)" \
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"address of sgs is $hex.*\[0-9\]* = 4" \
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"print shr1(g)"
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}
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#break shr2
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#go
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gdb_test "break shr2" \
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"Breakpoint.*file.*shr2.c, line.*" \
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"breakpoint function shr2"
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gdb_test "continue" \
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"Continuing\\..*Breakpoint \[0-9\]+, shr2 \\(.*\\) at.*shr2\\.c:7.*7.*return 2.x;" \
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"run until breakpoint set at a function"
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#print shr1(1)
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if ![gdb_skip_stdio_test "print shr1(1) 2nd time"] {
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gdb_test "print shr1(1)" \
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"address of sgs is $hex.*\[0-9\]* = 2" \
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"print shr1(1) 2nd time"
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}
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#print mainshr1(1)
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gdb_test "print mainshr1(1)" "\[0-9\]* = 2" \
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"print mainshr1(1) from shlib func"
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#step -return
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# A step at this point will either take us entirely out of
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# the function or into the function's epilogue. The exact
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# behavior will differ depending upon upon whether or not
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# the compiler emits line number information for the epilogue.
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gdb_test_multiple "step" "step out of shr2 to main" {
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-re "main \\(\\) at.*g = mainshr1\\(g\\);.*$gdb_prompt $" {
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pass "step out of shr2 to main"
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}
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-re ".*\\\}.*$gdb_prompt $" {
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pass "step out of shr2 to main (stopped in shr2 epilogue)"
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gdb_test "step" \
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"main \\(\\) at.*g = mainshr1\\(g\\);" \
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"step out of shr2 epilogue to main"
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}
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}
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#print mainshr1(1)
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gdb_test "print mainshr1(1)" "\[0-9\]* = 2" "print mainshr1(1)"
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#step
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gdb_test "step" "mainshr1 \\(g=4\\) at.*return 2.g;" \
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"step into mainshr1"
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_test_no_output "set print sevenbit-strings"
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gdb_test_no_output "set print address off"
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gdb_test_no_output "set width 0"
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# PR's 16495, 18213
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# test that we can re-set breakpoints in shared libraries
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gdb_breakpoint "shr1" "allow-pending"
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# FIXME: should not send "run" explicitly. Non-portable.
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if ![is_remote target] {
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gdb_test "run" "Starting program:.*Breakpoint .,.*" \
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"run to bp in shared library"
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gdb_continue_to_end "" continue 1
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gdb_test "run" "Starting program:.*Breakpoint .,.*" \
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"re-run to bp in shared library (PR's 16495, 18213)"
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gdb_continue_to_end "" continue 1
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}
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return 0
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