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# Copyright 2003-2023 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/>. */
# tls-so_extern.exp -- Expect script to test thread local storage in gdb, with
# a variable defined in a shared library.
standard_testfile tls-so_extern_main.c
set libfile tls-so_extern
set srcfile_lib ${libfile}.c
set binfile_lib [standard_output_file ${libfile}.so]
if { [gdb_compile_shlib_pthreads ${srcdir}/${subdir}/${srcfile_lib} ${binfile_lib} {debug}] != ""
|| [gdb_compile_pthreads ${srcdir}/${subdir}/${srcfile} ${binfile} executable [list debug shlib=${binfile_lib}]] != ""} {
return -1
}
clean_restart ${binfile}
gdb_load_shlib ${binfile_lib}
if {![runto_main]} {
return 0
}
gdb_test "print so_extern" "0x0" "print thread local storage variable"
gdb_test "ptype so_extern" "void \\*" "ptype of thread local storage variable"
gdb_test "info address so_extern" \
"Symbol \\\"so_extern\\\" is a thread-local variable at offset 0x0 in the thread-local storage for .*tls-so_extern.*" \
"print storage info for thread local storage variable"
set line_number [gdb_get_line_number "break here to check result"]
gdb_test "break $line_number" \
"Breakpoint.*at.*file.*tls-so_extern_main.c.*line ${line_number}." \
"break in thread function"
gdb_test "continue" \
"tls_ptr .* at .*:.*break here to check result.*" \
"continue to break in tls_ptr called by main"
gdb_test "print so_extern == &so_extern" \
" = 1" \
"check so_extern address in main"
gdb_test "continue" \
"tls_ptr .* at .*:.*break here to check result.*" \
"continue to break in a thread"
gdb_test "print so_extern == &so_extern" \
" = 1" \
"check so_extern address"
gdb_test "continue" \
"tls_ptr .* at .*:.*break here to check result.*" \
"continue to break in the other thread"
gdb_test "print so_extern == &so_extern" \
" = 1" \
"check so_extern address in other thread"
gdb_test "continue" \
"tls_ptr .* at .*:.*break here to check result.*" \
"continue to break in tls_ptr called at end of main"
gdb_test "print so_extern == &so_extern" \
" = 1" \
"check so_extern address at end of main"
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