| # Copyright 1997, 1998, 1999, 2000 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 2 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, write to the Free Software |
| # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| # Please email any bugs, comments, and/or additions to this file to: |
| # bug-gdb@prep.ai.mit.edu |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| set prms_id 0 |
| set bug_id 0 |
| |
| # are we on a target board |
| if ![isnative] then { |
| return |
| } |
| |
| # This test is presently only valid on HP-UX, since it requires |
| # that we use HP-UX-specific compiler & linker options to build |
| # the testcase. |
| # |
| if {! [istarget "hppa*-*-*hpux*"] } { |
| return |
| } |
| |
| set libfile "solib" |
| set testfile "so-indr-cl" |
| set srcfile ${testfile}.c |
| set binfile ${objdir}/${subdir}/${testfile} |
| |
| if [get_compiler_info ${binfile}] { |
| return -1 |
| } |
| |
| # Build the shared libraries this test case needs. |
| # |
| #cd ${subdir} |
| #remote_exec build "$CC -g +z -c ${libfile}1.c -o ${libfile}1.o" |
| |
| |
| if {$hp_cc_compiler || $hp_aCC_compiler} { |
| set additional_flags "additional_flags=+z" |
| } else { |
| set additional_flags "additional_flags=-fpic" |
| } |
| if {[gdb_compile "${srcdir}/${subdir}/${libfile}1.c" "${objdir}/${subdir}/${libfile}1.o" object [list debug $additional_flags]] != ""} { |
| perror "Couldn't compile ${libfile}1.c" |
| return -1 |
| } |
| |
| if [istarget "hppa*-hp-hpux*"] then { |
| remote_exec build "ld -b ${objdir}/${subdir}/${libfile}1.o -o ${objdir}/${subdir}/${libfile}1.sl" |
| } else { |
| set additional_flags "additional_flags=-shared" |
| gdb_compile "${objdir}/${subdir}/${libfile}1.o" "${objdir}/${subdir}/${libfile}1.sl" executable [list debug $additional_flags] |
| } |
| |
| # Build the test case |
| #remote_exec build "$CC -Aa -g ${srcfile} ${libfile}1.sl -o ${binfile}" |
| |
| |
| if {$hp_cc_compiler} { |
| set additional_flags "additional_flags=-Ae" |
| } else { |
| set additional_flags "" |
| } |
| if {[gdb_compile "${srcdir}/${subdir}/${srcfile} ${objdir}/${subdir}/${libfile}1.sl" "${binfile}" executable [list debug $additional_flags]] != ""} { |
| perror "Couldn't build ${binfile}" |
| return -1 |
| } |
| |
| #cd .. |
| |
| # Start with a fresh gdb |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| # This program implicitly loads SOM shared libraries. We wish to test |
| # whether a user can set breakpoints in a shlib before running the |
| # program, where the program doesn't directly call the shlib, but |
| # indirectly does via passing its address to another function. |
| # |
| # ??rehrauer: Currently, this doesn't work, but we do catch the case |
| # and explicitly disallow it. The reason it fails appears to be that |
| # |
| # [1] gdb consults only the linker symbol table in this scenario, and |
| # [2] For a shlib function that is only indirectly called from the |
| # main a.out, there is in the linker symbol table a stub whose |
| # address is negative. Possibly this is to be interpreted as |
| # an index into the DLT?? |
| # |
| send_gdb "break solib_main\n" |
| gdb_expect { |
| -re "Cannot break on solib_main without a running program.*$gdb_prompt $"\ |
| {pass "break on indirect solib call before running"} |
| -re "Breakpoint.*deferred.*\\(\"solib_main\" was not found.*$gdb_prompt $"\ |
| {pass "break on indirect solib call before running 2"} |
| -re "$gdb_prompt $"\ |
| {fail "break on indirect solib call before running"} |
| timeout {fail "(timeout) break on indirect solib call before running"} |
| } |
| |
| # However, if we do run to the program's main, we then ought to be |
| # able to set a breakpoint on the indirectly called function. (Apparently, |
| # once the inferior is running, gdb consults the debug info rather than |
| # the linker symbol table, and is able to find the correct address.) |
| # |
| if ![runto_main] then { fail "indirect solib call tests suppressed" } |
| |
| # Verify that we can step over the first shlib call. |
| # |
| send_gdb "break solib_main\n" |
| gdb_expect { |
| -re ".*\[Bb\]reakpoint \[0-9\]* at 0x\[0-9a-fA-F\]*: file.*${libfile}1.c.*$gdb_prompt $"\ |
| {pass "break on indirect solib call after running"} |
| -re "$gdb_prompt $"\ |
| {fail "break on indirect solib call after running"} |
| timeout {fail "(timeout) break on indirect solib call after running"} |
| } |
| |
| gdb_exit |
| return 0 |