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- # Copyright (C) 1988, 1990, 1991, 1992 , 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- # Please email any bugs, comments, and/or additions to this file to:
- # bug-dejagnu@prep.ai.mit.edu
-
- # This file was written by Rob Savoye. (rob@cygnus.com)
-
- #
- # util_test -- run a utility and test the result.
- # Takes four parameters.
- # Parameters:
- # First one is the command line arguments
- # Second one is the file name
- # Third one is the regexp style pattern to match for a PASS,
- # Returns:
- # 1 if the test failed,
- # 0 if the test passes,
- # -1 if there was an internal error.
- #
- proc util_test { args } {
- global verbose
- # get the parameters
- set cmd [lindex $args 0]
- verbose "Utility to execute is $cmd" 2
- set cmd_arg [lindex $args 1]
- verbose "Command line arguments are $cmd_arg" 2
- set file [lindex $args 2]
- verbose "The file name to use is $file" 2
- set pattern [lindex $args 3]
- verbose "The pattern to match is \"$pattern\"" 2
-
- verbose "Looking to match \"$pattern\"" 1
-
- if [info exists file] then {
- if ![string match "" $file] then {
- if ![file exists $file] then {
- perror "$file doesn't exist"
- return -1
- }
- }
- }
-
- #
- # run the utility to be tested and analyze the results
- #
- set comp_output [util_start $cmd $cmd_arg $file]
-
- if [regexp "$pattern" $comp_output] then {
- return 0
- }
-
- if [string match "" $comp_output] then {
- return 1
- } else {
- if $verbose>=2 then {
- verbose "$comp_output"
- } else {
- send_log "$comp_output\n"
- }
- }
- return 1
- }
-
- # util_start -- run the utility.
- # return NULL or the output
- #
- proc util_start { args } {
- set cmd [lindex $args 0]
- set cmd_arg [lindex $args 1]
- set file [lindex $args 2]
-
- if {[which $cmd] == 0} then {
- perror "Can't find $cmd"
- return ""
- }
-
- verbose "Spawning \"$cmd $cmd_arg $file\""
- catch "exec $cmd $cmd_arg $file" comp_output
- if ![string match "" $comp_output] then {
- send_log "$comp_output\n"
- verbose "$comp_output" 2
- }
- return $comp_output
- }
-
- #
- # add some basic error trapping. These mostly catch programming error's
- # within the tests themselves
- #
- expect_before {
- buffer_full { error "Internal buffer is full" }
- "can't open 'nmtest'" { error "Can't open test file" }
- }
-