gcov.exp

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

#   Copyright (C) 1997, 2001 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.  

# Gcov test driver.

# Load support procs.
load_lib g77-dg.exp
load_lib gcov.exp

global G77_UNDER_TEST

# For now find gcov in the same directory as $G77_UNDER_TEST.
if { ![is_remote host] && [string match "*/*" [lindex $G77_UNDER_TEST 0]] } {
    set GCOV [file dirname [lindex $G77_UNDER_TEST 0]]/gcov
} else {
    set GCOV gcov
}

# Initialize harness.
dg-init

# Delete old .da files.
set files [glob -nocomplain gcov-*.da];
if { $files != "" } {
    eval "remote_file build delete $files";
}

# Main loop.
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/gcov-*.f]] "" ""

dg-finish