# Copyright 1999-2016 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/>. # Test Machine interface (MI) operations # # Test MI breakpoint commands. # # The goal is not to test gdb functionality, which is done by other # tests, but to verify the correct output response to MI operations. load_lib mi-support.exp set MIFLAGS "-i=mi" gdb_exit if [mi_gdb_start] { continue } standard_testfile basics.c if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { untested mi-break.exp return -1 } mi_delete_breakpoints mi_gdb_reinitialize_dir $srcdir/$subdir mi_gdb_load ${binfile} # Locate line numbers in basics.c. set line_callee4_head [gdb_get_line_number "callee4 ("] set line_callee4_body [expr $line_callee4_head + 2] set line_callee3_head [gdb_get_line_number "callee3 ("] set line_callee3_body [expr $line_callee3_head + 2] set line_callee2_head [gdb_get_line_number "callee2 ("] set line_callee2_body [expr $line_callee2_head + 2] set line_callee1_head [gdb_get_line_number "callee1 ("] set line_callee1_body [expr $line_callee1_head + 2] set line_main_head [gdb_get_line_number "main ("] set line_main_body [expr $line_main_head + 2] set line_callme_head [gdb_get_line_number "callme ("] set line_callme_body [expr $line_callme_head + 2] set fullname "fullname=\"${fullname_syntax}${srcfile}\"" proc test_tbreak_creation_and_listing {} { global srcfile global line_callee4_head global line_callee3_head global line_callee2_body global line_main_body # Insert some breakpoints and list them # Also, disable some so they do not interfere with other tests # Tests: # -break-insert -t main # -break-insert -t basics.c:callee2 # -break-insert -t basics.c:$line_callee3_head # -break-insert -t srcfile:$line_callee4_head # -break-list set bps {} lappend bps [mi_create_breakpoint "-t main" "break-insert -t operation" \ -number 1 -disp del -func main -file ".*basics.c" \ -line $line_main_body] lappend bps [mi_create_breakpoint "-t basics.c:callee2" \ "insert temp breakpoint at basics.c:callee2" \ -number 2 -disp del -func callee2 -file ".*basics.c" \ -line $line_callee2_body] lappend bps [mi_create_breakpoint "-t basics.c:$line_callee3_head" \ "insert temp breakpoint at basics.c:\$line_callee3_head" \ -number 3 -disp del -func callee3 -file ".*basics.c" \ -line $line_callee3_head] # Getting the quoting right is tricky. # That is "\"<file>\":$line_callee4_head" lappend bps [mi_create_breakpoint \ "-t \"\\\"${srcfile}\\\":$line_callee4_head\"" \ "insert temp breakpoint at \"<fullfilename>\":\$line_callee4_head" \ -number 4 -disp del -func callee4 -file ".*basics.c" \ -line $line_callee4_head] mi_gdb_test "666-break-list" \ "666\\\^done,[mi_make_breakpoint_table $bps]" \ "list of breakpoints" mi_gdb_test "777-break-delete" \ "777\\^done" \ "delete temp breakpoints" } proc test_rbreak_creation_and_listing {} { global line_callee4_body global line_callee3_body global line_callee2_body global line_callee1_body global line_main_body # Insert some breakpoints and list them # Also, disable some so they do not interfere with other tests # Tests: # -break-insert -r main # -break-insert -r callee2 # -break-insert -r callee # -break-insert -r .*llee # -break-list setup_kfail "*-*-*" mi/14270 set bps {} lappend bps [mi_make_breakpoint -number 5 -file ".*basics.c" \ -line $line_main_body] mi_gdb_test "122-break-insert -r main" \ "122\\^done,[lindex $bps end]" \ "break-insert -r operation" setup_kfail "*-*-*" mi/14270 lappend bps [mi_make_breakpoint -number 6 -file ".*basics.c" \ -line $line_callee2_body] mi_gdb_test "133-break-insert -r callee2" \ "133\\^done,[lindex $bps end]" \ "insert breakpoint with regexp callee2" setup_kfail "*-*-*" mi/14270 set start [llength $bps] lappend bps [mi_make_breakpoint -number 7 -file ".*basics.c" \ -line $line_callee1_body] lappend bps [mi_make_breakpoint -number 8 -file ".*basics.c" \ -line $line_callee2_body] lappend bps [mi_make_breakpoint -number 9 -file ".*basics.c" \ -line $line_callee3_body] lappend bps [mi_make_breakpoint -number 10 -file ".*basics.c" \ -line $line_callee4_body] mi_gdb_test "144-break-insert -r callee" \ "144\\^done,[join [lrange $bps $start end] ,]" \ "insert breakpoint with regexp callee" setup_kfail "*-*-*" mi/14270 set start [llength $bps] lappend bps [mi_make_breakpoint -number 11 -file ".*basics.c" \ -line $line_callee1_body] lappend bps [mi_make_breakpoint -number 12 -file ".*basics.c" \ -line $line_callee2_body] lappend bps [mi_make_breakpoint -number 13 -file ".*basics.c" \ -line $line_callee3_body] lappend bps [mi_make_breakpoint -number 14 -file ".*basics.c" \ -line $line_callee4_body] mi_gdb_test "155-break-insert -r \.\*llee" \ "155\\^done,[join [lrange $bps $start end] ,]" \ "insert breakpoint with regexp .*llee" setup_kfail "*-*-*" mi/14270 mi_gdb_test "166-break-list" \ "166\\^done,[mi_make_breakpoint_table $bps]" \ "list of breakpoints" mi_gdb_test "177-break-delete" \ "177\\^done" \ "delete temp breakpoints" } proc test_abreak_creation {} { mi_create_varobj tpnum \$tpnum "create local variable tpnum" # Test that $tpnum is not set before creating a tracepoint. mi_gdb_test "521-var-evaluate-expression tpnum" \ "521\\^done,value=\"void\"" "eval tpnum before tracepoint" mi_gdb_test "522-break-insert -a main" \ "522\\^done,[mi_make_breakpoint -number 10 -type tracepoint]" \ "break-insert -a operation" mi_gdb_test "523-var-update tpnum" \ "523\\^done,changelist=\\\[\{name=\"tpnum\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \ "update tpnum" # Test that $tpnum is updated after creating a tracepoint. mi_gdb_test "524-var-evaluate-expression tpnum" \ "524\\^done,value=\"10\"" "eval tpnum after tracepoint" } proc test_ignore_count {} { global line_callme_body mi_gdb_test "-break-insert -i 1 callme" \ "\\^done,[mi_make_breakpoint -ignore 1]" \ "insert breakpoint with ignore count at callme" mi_run_cmd mi_expect_stop "breakpoint-hit" "callme" "\{name=\"i\",value=\"2\"\}" ".*basics.c" $line_callme_body \ {"" "disp=\"keep\"" } "run to breakpoint with ignore count" } proc test_error {} { mi_gdb_test "-break-insert function_that_does_not_exist" \ ".*\\^error,msg=\"Function \\\\\"function_that_does_not_exist\\\\\" not defined.\"" \ "breakpoint at nonexistent function" # We used to have a bug whereby -break-insert that failed would not # clear some event hooks. As result, whenever we evaluate expression # containing function call, the internal breakpoint created to handle # function call would be reported, messing up MI output. mi_gdb_test "-var-create V * return_1()" \ "\\^done,name=\"V\",numchild=\"0\",value=\"1\",type=\"int\",has_more=\"0\"" \ "create varobj for function call" mi_gdb_test "-var-update *" \ "\\^done,changelist=\\\[\\\]" \ "update varobj for function call" # Try setting breakpoints with garbage after the location. # "if" only works in the CLI. It's not supposed to be accepted by # MI. The way to specify a condition is with -c. mi_gdb_test "-break-insert \"callme if i < 4\"" \ ".*\\^error,msg=\"Garbage 'if i < 4' at end of location\"" \ "breakpoint with garbage after location" mi_gdb_test "-break-insert -c i==4 \"callme if i < 4\"" \ ".*\\^error,msg=\"Garbage 'if i < 4' at end of location\"" \ "conditional breakpoint with garbage after location" } proc test_disabled_creation {} { global line_callee2_body set bp [mi_make_breakpoint -number 6 -type breakpoint -disp keep \ -enabled n -func callee2 -file ".*basics.c" \ -line $line_callee2_body] mi_gdb_test "-break-insert -d basics.c:callee2" \ "\\^done,$bp" \ "test disabled creation" mi_gdb_test "-break-delete" \ "\\^done" \ "test disabled creation: cleanup" } proc test_breakpoint_commands {} { global line_callee2_body set bp_no_script \ [mi_create_breakpoint "basics.c:callee2" \ "breakpoint commands: insert breakpoint at basics.c:callee2" \ -number 7 -disp keep -func callee2 -file ".*basics.c" \ -line $line_callee2_body] mi_gdb_test "-break-commands 7 \"print 10\" \"continue\"" \ "\\^done" \ "breakpoint commands: set commands" # Rebuild the breakpoint regexp instead of using the one returned # by mi_create_breakpoint. Only in -break-info is the actual script # seen. set bp_script [mi_make_breakpoint -number 7 -disp keep -func callee2 \ -file ".*basics.c" -line $line_callee2_body \ -script {\{"print 10","continue"\}}] mi_gdb_test "-break-info 7" \ "\\^done,[mi_make_breakpoint_table [list $bp_script]]" \ "breakpoint commands: check that commands are set" mi_gdb_test "-break-commands 7" \ "\\^done" \ "breakpoint commands: clear commands" mi_gdb_test "-break-info" \ "\\^done,[mi_make_breakpoint_table [list $bp_no_script]]" \ "breakpoint commands: check that commands are cleared" mi_run_to_main mi_create_breakpoint "basics.c:callee2" \ "breakpoint commands: insert breakpoint at basics.c:callee2, again" \ -number 9 -disp keep -func callee2 -file ".*basics.c" \ -line $line_callee2_body mi_gdb_test "-break-commands 9 \"set \$i=0\" \"while \$i<10\" \"print \$i\" \"set \$i=\$i+1\" \"end\" \"continue\" " \ "\\^done" \ "breakpoint commands: set commands" mi_send_resuming_command "exec-continue" "breakpoint commands: continue" set test "intermediate stop and continue" gdb_expect { -re ".*\\\$1 = 0.*\\\$10 = 9.*\\*running" { pass $test } timeout { fail $test } } mi_expect_stop "exited-normally" "" "" "" "" "" "test hitting breakpoint with commands" } # Test explicit breakpoints. These tests only test the MI portion of the # code. In-depth testing of explicit breakpoints is accomplished in # gdb.linespec tests. proc test_explicit_breakpoints {} { global srcfile global line_callee3_head line_callee4_head global line_callee2_body line_main_body mi_delete_breakpoints # First check mixed explicit/parsed linespecs. mi_gdb_test "-break-insert --function main $srcfile:$line_callee3_head" \ ".*Garbage following explicit linespec" # Insert some breakpoints and list them # Also, disable some so they do not interfere with other tests # Tests: # -break-insert -t --function main # -break-insert -t --source basics.c --function callee2 # -break-insert -t --source basics.c --line $line_callee3_head # -break-insert -t --source srcfile --line $line_callee4_head # -break-list set bps {} lappend bps [mi_create_breakpoint "-t --function main" \ "insert temp explicit breakpoint in main" \ -func main -file ".*$srcfile" -line $line_main_body] lappend bps \ [mi_create_breakpoint "-t --source $srcfile --function callee2" \ "insert temp explicit breakpoint at $srcfile:callee2" \ -func callee2 -file ".*$srcfile" -line $line_callee2_body] lappend bps \ [mi_create_breakpoint "-t --source $srcfile --line $line_callee3_head" \ "insert temp explicit breakpoint at $srcfile:$line_callee3_head" \ -func callee3 -file ".*$srcfile" -line $line_callee3_head] lappend bps \ [mi_create_breakpoint \ "-t --source \"$srcfile\" --line $line_callee4_head" \ "insert temp explicit breakpoint at \"$srcfile\":$line_callee4_head" \ -func callee4 -file ".*$srcfile" -line $line_callee4_head] mi_gdb_test "-break-list" "\\^done,[mi_make_breakpoint_table $bps]" \ "list of explicit breakpoints" mi_gdb_test "-break-delete" \ "\\^done" \ "delete temp breakpoints" mi_create_breakpoint "-c \"intarg == 3\" --function callee2" \ "insert explicit conditional breakpoint in callee2" \ -func callee2 ".*$srcfile" -line $line_callee2_body \ -cond "intarg == 3" # mi_create_breakpoint cannot deal with displaying canonical # linespecs. mi_gdb_test \ "-break-insert -c \"foo == 3\" --source $srcfile --function main --label label" \ ".*No symbol \"foo\" in current context.*" mi_gdb_test \ "-break-insert --source foobar.c --line 3" \ ".*No source file named foobar.c.*" mi_gdb_test \ "-break-insert --source $srcfile --function foobar" \ ".*Function \"foobar\" not defined in \"$srcfile\".*" mi_gdb_test \ "-break-insert --source $srcfile --function main --label foobar" \ ".*No label \"foobar\" defined in function \"main\".*" mi_gdb_test \ "-break-insert --source $srcfile" \ ".*Source filename requires function, label, or line offset.*" } test_tbreak_creation_and_listing test_rbreak_creation_and_listing test_ignore_count test_error test_disabled_creation test_breakpoint_commands test_abreak_creation test_explicit_breakpoints mi_gdb_exit return 0