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# Copyright 2007, 2008 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 .

#

# Test essential Machine interface (MI) operations

#

# Verify that once binary file has changed, GDB correctly handles

# previously defined MI variables.

#

load_lib mi-support.exp

set MIFLAGS "-i=mi"

gdb_exit

if [mi_gdb_start] {

    continue

}

set testfile "var-cmd"

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {

    untested mi-var-invalidate.exp

    return -1

}

# Just change the output binary.

set binfile_bis ${objdir}/${subdir}/${testfile}_bis

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile_bis}" executable {debug additional_flags=-DFAKEARGV}] != "" } {

    untested mi-var-invalidate.exp

    return -1

}

set testfile2 "basics"

set srcfile2 ${testfile2}.c

set binfile2 ${objdir}/${subdir}/${testfile2}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug additional_flags=-DFAKEARGV}] != "" } {

    untested mi-var-invalidate.exp

    return -1

}

mi_delete_breakpoints

mi_gdb_reinitialize_dir $srcdir/$subdir

mi_gdb_load ${binfile}

# Desc:  Create global variable.

mi_gdb_test "-var-create global_simple * global_simple" \

        "\\^done,name=\"global_simple\",numchild=\"6\",value=\".*\",type=\"simpleton\"" \

        "create global variable"

mi_runto do_locals_tests

# Desc: create local variables

mi_gdb_test "-var-create linteger * linteger" \

        "\\^done,name=\"linteger\",numchild=\"0\",value=\".*\",type=\"int\"" \

        "create local variable linteger"

#

# Reload the same binary.

# Global variable should remain, local should be invalidated.

#

mi_delete_breakpoints

mi_gdb_load ${binfile_bis}

mi_runto main

# Check local variable is "invalid".

mi_gdb_test "-var-update linteger" \

        "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\"\}\\\]" \

        "linteger not anymore in scope due to binary changes"

mi_gdb_test "-var-info-type linteger" \

        "\\^done,type=\"\"" \

        "no type for invalid variable linteger (1)"

# Check global variable is still correct.

mi_gdb_test "-var-update global_simple" \

        "\\^done,changelist=\\\[\]" \

        "global_simple still alive"

mi_gdb_test "-var-info-type global_simple" \

        "\\^done,type=\"simpleton\"" \

        "type simpleton for valid variable global_simple"

#

# Load an other binary.

# All variables must be invalidated.

#

mi_delete_breakpoints

mi_gdb_load ${binfile2}

# Check local variable are "invalid"

mi_gdb_test "-var-update linteger" \

        "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\"\}\\\]" \

        "linteger not valid anymore due to binary changes"

mi_gdb_test "-var-info-type linteger" \

        "\\^done,type=\"\"" \

        "no type for invalid variable linteger (2)"

# Check global variable are still correct.

mi_gdb_test "-var-update global_simple" \

        "\\^done,changelist=\\\[\{name=\"global_simple\",in_scope=\"invalid\"\}\\\]" \

        "global_simple not anymore in scope due to binary changes"

mi_gdb_test "-var-info-type global_simple" \

        "\\^done,type=\"\"" \

        "no type for invalid variable global_simple"

mi_gdb_exit

return 0