2014-01-01 04:54:24 +01:00
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# Copyright 2013-2014 Free Software Foundation, Inc.
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2013-07-17 11:44:26 +02:00
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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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# Test adding and removing a symbol file dynamically:
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# 1) Run to gdb_add_symbol_file in $srcfile.
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# 2) Set a pending breakpoint at bar in $srcfile3.
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# 3) Load $shlib_name using 'add-symbol-file'.
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# 4) 'info files' must display ${lib_basename}.
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# 5) Continue to bar in $srcfile3.
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# 6) Set a breakpoint at foo in $srcfile3.
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# 7) Continue to foo in $srcfile3.
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# 8) Set a breakpoint at gdb_remove_symbol_file.
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# 9) Continue to gdb_remove_symbol_file in $srcfile.
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# 10) Remove $shlib_name using 'remove-symbol-file'.
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# 11) 'info files' must not display ${lib_basename}, anymore.
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# 12) Check that the breakpoints at foo and bar are pending.
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# 13) Check that the execution can continue without error.
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if {![is_elf_target]} {
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return 0
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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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if [is_remote target] {
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return 0
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}
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set target_size TARGET_UNKNOWN
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if {[is_lp64_target]} {
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set target_size TARGET_LP64
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} elseif {[is_ilp32_target]} {
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set target_size TARGET_ILP32
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} else {
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return 0
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}
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set main_basename sym-file-main
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set loader_basename sym-file-loader
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set lib_basename sym-file-lib
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standard_testfile $main_basename.c $loader_basename.c $lib_basename.c
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set libsrc "${srcdir}/${subdir}/${srcfile3}"
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set shlib_name [standard_output_file ${lib_basename}.so]
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set exec_opts [list debug "additional_flags= -I$srcdir/../../include/ -D$target_size\
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-DSHLIB_NAME\\=\"$shlib_name\""]
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if [get_compiler_info] {
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return -1
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}
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if {[gdb_compile_shlib $libsrc $shlib_name {debug}] != ""} {
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untested ${testfile}
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return
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}
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if {[prepare_for_testing $testfile $binfile "$srcfile $srcfile2" $exec_opts]} {
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return
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}
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# 1) Run to GDB_ADD_SYMBOl_FILE in $srcfile for adding
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# $shlib_name.
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set result [runto gdb_add_symbol_file]
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if {!$result} then {
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return
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}
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# 2) Set a pending breakpoint at bar in $srcfile3.
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set result [gdb_breakpoint bar allow-pending]
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if {!$result} then {
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return
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}
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# 3) Add $shlib_name using 'add-symbol-file'.
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set result [gdb_test "add-symbol-file ${shlib_name} addr" \
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"Reading symbols from .*${lib_basename}\\.so\\.\\.\\.done\\." \
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2014-04-15 13:49:51 +02:00
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"add-symbol-file ${lib_basename}.so addr" \
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2013-07-17 11:44:26 +02:00
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"add symbol table from file \".*${lib_basename}\\.so\"\
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at.*\\(y or n\\) " \
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"y"]
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if {$result != 0} then {
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return
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}
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# 4) 'info files' must display $srcfile3.
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gdb_test "info files" \
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"^(?=(.*${lib_basename})).*" \
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"info files must display ${lib_basename}"
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# 5) Continue to bar in $srcfile3 to ensure that the breakpoint
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# was bound correctly after adding $shilb_name.
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set lnum_bar [gdb_get_line_number "break at bar" $srcfile3]
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gdb_continue_to_breakpoint bar ".*${lib_basename}\\.c:$lnum_bar.*"
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# 6) Set a breakpoint at foo in $srcfile3.
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set result [gdb_breakpoint foo]
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if {!$result} then {
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return
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}
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# 7) Continue to foo in $srcfile3 to ensure that the breakpoint
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# was bound correctly.
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set lnum_foo [gdb_get_line_number "break at foo" $srcfile3]
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gdb_continue_to_breakpoint foo ".*${lib_basename}\\.c:$lnum_foo.*"
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# 8) Set a breakpoint at gdb_remove_symbol_file in $srcfile for
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# removing $shlib_name.
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set result [gdb_breakpoint gdb_remove_symbol_file]
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if {!$result} then {
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return
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}
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# 9) Continue to gdb_remove_symbol_file in $srcfile.
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gdb_continue_to_breakpoint gdb_remove_symbol_file
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# 10) Remove $shlib_name using 'remove-symbol-file'.
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set result [gdb_test "remove-symbol-file -a addr" \
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""\
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"remove-symbol-file -a addr" \
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"Remove symbol table from file \".*${lib_basename}\\.so\"\\?\
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.*\\(y or n\\) " \
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"y"]
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if {$result != 0} then {
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return
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}
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# 11) 'info files' must not display ${lib_basename}, anymore.
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gdb_test "info files" \
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"^(?!(.*${lib_basename})).*" \
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"info files must not display ${lib_basename}"
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# 12) Check that the breakpoints at foo and bar are pending after removing
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# $shlib_name.
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gdb_test "info breakpoints 2" \
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".*PENDING.*" \
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2014-04-15 13:49:51 +02:00
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"breakpoint at foo is pending"
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2013-07-17 11:44:26 +02:00
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gdb_test "info breakpoints 3" \
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".*PENDING.*" \
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2014-04-15 13:49:51 +02:00
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"breakpoint at bar is pending"
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2013-07-17 11:44:26 +02:00
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# 13) Check that the execution can continue without error.
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gdb_continue_to_end
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