From 2dce247909758ba1de2a3e8d817534c196082525 Mon Sep 17 00:00:00 2001 From: Michael Snyder Date: Wed, 9 Jan 2002 00:37:41 +0000 Subject: 2002-01-08 Michael Snyder * gdb.base/gcore.exp: New test for generate-core-file command. * gdb.base/gcore.c: Testcase for above. * gdb.threads/gcore-thread.exp: New test for gcore (threaded). --- gdb/testsuite/gdb.threads/gcore-thread.exp | 186 +++++++++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 gdb/testsuite/gdb.threads/gcore-thread.exp (limited to 'gdb/testsuite/gdb.threads') diff --git a/gdb/testsuite/gdb.threads/gcore-thread.exp b/gdb/testsuite/gdb.threads/gcore-thread.exp new file mode 100644 index 00000000000..b56697be434 --- /dev/null +++ b/gdb/testsuite/gdb.threads/gcore-thread.exp @@ -0,0 +1,186 @@ +# Copyright 2002 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 + +# This file was written by Michael Snyder (msnyder@redhat.com) +# This is a test for the gdb command "generate-core-file". + +if $tracelevel then { + strace $tracelevel +} + +set prms_id 0 +set bug_id 0 + +# Single-threaded test case +set testfile "pthreads" +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} + +set built_binfile 0 +if [istarget "*-*-linux"] then { + set target_cflags "-D_MIT_POSIX_THREADS" +} else { + set target_cflags "" +} +set why_msg "unrecognized error" +foreach lib {-lpthreads -lpthread -lthread} { + set options "debug" + lappend options "incdir=${objdir}/${subdir}" + lappend options "libs=$lib" + set ccout [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $options] + switch -regexp -- $ccout { + ".*no posix threads support.*" { + set why_msg "missing threads include file" + break + } + ".*cannot open -lpthread.*" { + set why_msg "missing runtime threads library" + } + ".*Can't find library for -lpthread.*" { + set why_msg "missing runtime threads library" + } + {^$} { + pass "successfully compiled posix threads test case" + set built_binfile 1 + break + } + } +} +if {$built_binfile == "0"} { + unsupported "Couldn't compile ${srcfile}, ${why_msg}" + return -1 +} + +# Now we can proceed with the real testing. + +# Start with a fresh gdb. + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${binfile} + +# regexp for "horizontal" text (i.e. doesn't include newline or +# carriage return) +set horiz "\[^\n\r\]*" + +# regexp for newline +set nl "\[\r\n\]+" + +set timeout 30 + +send_gdb "help gcore\n" +gdb_expect { + -re "Undefined command: .gcore.*$gdb_prompt $" { + # gcore command not supported -- nothing to test here. + unsupported "gdb does not support gcore on this target" + return -1; + } + -re "Save a core file .*$gdb_prompt $" { + pass "help gcore" + } + -re ".*$gdb_prompt $" { + fail "help gcore" + } + timeout { + fail "help gcore (timeout)" + } +} + +if { ! [ runto main ] } then { + gdb_suppress_entire_file "Run to main failed, so all tests in this file will automatically fail." +} + +send_gdb "info threads\n" +gdb_expect { + -re ".* main .*$gdb_prompt $" { + # OK, threads are supported. + } + -re "${nl}$gdb_prompt $" { + unsupported "gdb does not support threads on this target" + return -1; + } +} + +# Make sure thread 1 is running +delete_breakpoints +gdb_breakpoint "thread1" +gdb_test "continue" "Continuing.*Breakpoint.* thread1 .*" "thread 1 is running" + +# Make sure thread 2 is running +delete_breakpoints +gdb_breakpoint "thread2" +gdb_test "continue" "Continuing.*Breakpoint.* thread2 .*" "thread 2 is running" + +# Drop corefile +gdb_test "gcore ${objdir}/${subdir}/gcore.test" \ + "Saved corefile ${objdir}/${subdir}/gcore.test" \ + "save a corefile" + +# Now restart gdb and load the corefile. +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${binfile} + +send_gdb "core ${objdir}/${subdir}/gcore.test\n" +gdb_expect { + -re ".* is not a core dump:.*$gdb_prompt $" { + fail "re-load generated corefile (bad file format)" + # No use proceeding from here. + return; + } + -re ".*: No such file or directory.*$gdb_prompt $" { + fail "re-load generated corefile (file not found)" + # No use proceeding from here. + return; + } + -re ".*Couldn't find .* registers in core file.*$gdb_prompt $" { + fail "re-load generated corefile (incomplete note section)" + } + -re "Core was generated by .*$gdb_prompt $" { + pass "re-load generated corefile" + } + -re ".*$gdb_prompt $" { + fail "re-load generated corefile" + } + timeout { + fail "re-load generated corefile (timeout)" + } +} + +# FIXME: now what can we test about the thread state? +# We do not know for certain that there should be at least +# three threads, because who knows what kind of many-to-one +# mapping various OS's may do? Let's assume that there must +# be at least two threads: + +gdb_test "info threads" ".*${nl} 2 ${horiz}${nl}\\* 1 .*" \ + "corefile contains at least two threads" + +# One thread in the corefile should be in the "thread2" function. + +gdb_test "info threads" ".* thread2 .*" \ + "a corefile thread is executing thread2" + +# The thread2 thread should be marked as the current thread. + +gdb_test "info threads" ".*${nl}\\* ${horiz} thread2 .*" \ + "thread2 is current thread in corefile" + -- cgit v1.2.1