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git://git.sv.gnu.org/autoconf
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124 lines
3.4 KiB
Tcl
124 lines
3.4 KiB
Tcl
# -*- TCL -*-
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# Auxiliary procedures for autoconf tests.
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# Copyright (C) 1994 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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# Written by David MacKenzie <djm@gnu.ai.mit.edu>.
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#
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# Create a configure.in from a string.
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# CONFIG.in is the file to create containing CONTENTS plus boilerplate.
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# Return 1 if successful, 0 if an error occurs.
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proc autoconf_create {config contents} {
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if [catch {open "$config.in" "w"} hand] {
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error "$config, cannot create $config.in"
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return 0
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}
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puts $hand "AC_INIT(confdummy.in)
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$contents
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AC_OUTPUT(confdummy)"
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close $hand
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if [catch {open "confdummy.in" "w"} hand] {
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error "$config, cannot create confdummy.in"
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return 0
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}
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puts $hand "# This is a dummy file for testing.
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srcdir = @srcdir@
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# Please ignore this file."
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close $hand
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return 1
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}
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# Compile a configure.in into a configure
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# and call error if there's any output (undefined macros, can't
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# find library files, etc.).
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proc autoconf_start_plus {configout} {
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global comp_output
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set status [autoconf_start $configout]
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if {$status==0} {
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return 0
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}
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# Examine $comp_output.
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if [string match "*is obsolete*" "$comp_output"] then {
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return 1
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}
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if [string match "*allow cross*" "$comp_output"] then {
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return 1
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}
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if ![string match "" "$comp_output"] then {
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fail "$configout, problem with running autoconf"
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return 0
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}
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return 1
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}
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# Execute a configure script and check the output
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# against what it's supposed to be.
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# Return 1 if successful so far, 0 if failure already.
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proc autoconf_load_plus {args} {
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global exec_output
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set status [autoconf_load $args]
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if {$status==0} {
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return 0
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}
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if [string match "*:*" "$exec_output"] then {
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fail "$args, problem with executing"
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return 0
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}
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return 1
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}
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# Remove generated configuration files for test CONFIG.
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# Return 1 if successful, 0 if not.
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proc autoconf_remove {config} {
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if [catch "exec rm -f $config $config.in [glob -nocomplain conftest* confdummy*] config.status config.cache config.log"] {
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warning "$config output files, cannot remove"
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return 0
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}
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return 1
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}
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# The standard autoconf test: create, compile, run, and remove
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# a simple configure script to test a single macro.
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# TESTNAME is the name of the macro being tested.
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# CONTENTS is the body of the configure script to create and test.
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proc autoconf_test {testname contents} {
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if ![autoconf_remove $testname] {
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return 0
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}
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if ![autoconf_create $testname "$contents"] {
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return 0
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}
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if ![autoconf_start_plus $testname] {
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autoconf_remove $testname
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return 0
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}
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if ![autoconf_load_plus $testname] {
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autoconf_remove $testname
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return 0
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}
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if ![autoconf_remove $testname] {
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return 0
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}
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pass "$testname"
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return 1
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}
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