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# Copyright 2012-2018 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
if { [skip_shlib_tests] } {
return 0
}
standard_testfile
set libname $testfile-solib
set srcfile_lib $srcdir/$subdir/$libname.c
set binfile_lib [standard_output_file $libname.so]
set normal_bp "_dl_debug_state"
set probes_bp "dl_main"
if { [gdb_compile_shlib $srcfile_lib $binfile_lib \
[list additional_flags=-fPIC]] != "" } {
untested "failed to compile shared library"
return -1
}
if { [prepare_for_testing "failed to prepare" $testfile $srcfile \
[list additional_flags=-DSHLIB_NAME=\"$binfile_lib\" libs=-ldl]] } {
return -1
}
# Enable stop-on-solib-events
gdb_test_no_output "set stop-on-solib-events 1"
# Start the inferior and run to the first stop
gdb_run_cmd
gdb_test "" ".*Stopped due to shared library event.*"
# XFAIL if we are not using probes
set test "ensure using probes"
set using_probes 0
gdb_test_multiple "bt" $test {
-re "#0 +\[^\r\n\]*\\m(__GI_)?$normal_bp\\M.*$gdb_prompt $" {
untested "probes not present on this system"
}
-re "#0 +\[^\r\n\]*\\m(__GI_)?$probes_bp\\M.*$gdb_prompt $" {
pass $test
set using_probes 1
}
}
if { $using_probes } {
set sysroot ""
set test "show sysroot"
gdb_test_multiple $test $test {
-re "The current system root is \"(.*)\"\..*${gdb_prompt} $" {
set sysroot $expect_out(1,string)
}
}
# GDB strips "target:" from the start of filenames
# when operating on the local filesystem
regsub "^target:" "$sysroot" "(target:)?" sysroot
# Run til it loads our library
set test "run til our library loads"
set not_loaded_library 1
while { $not_loaded_library } {
set not_loaded_library 0
gdb_test_multiple "c" $test {
-re "Inferior loaded $sysroot$binfile_lib\\M.*$gdb_prompt $" {
pass $test
}
-re "Stopped due to shared library event\\M.*$gdb_prompt $" {
set not_loaded_library 1
}
}
}
# Call something to ensure that relocation occurred
gdb_test "call (int) foo(23)" "\\\$.* = 31.*\\\M.*"
}
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