1 # Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005,
2 # 2007, 2008 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with GCC; see the file COPYING3. If not see
16 # <http://www.gnu.org/licenses/>.
18 # This file was written by Rob Savoye (rob@cygnus.com)
19 # Currently maintained by Doug Evans (dje@cygnus.com)
21 # This file is loaded by the tool init file (eg: unix.exp). It provides
22 # default definitions for objc_start, etc. and other supporting cast members.
24 # These globals are used by objc_start if no compiler arguments are provided.
25 # They are also used by the various testsuites to define the environment:
26 # where to find stdio.h, libc.a, etc.
32 load_lib target-libpath.exp
35 # OBJC_UNDER_TEST is the compiler under test.
39 # default_objc_version -- extract and print the version number of the compiler
42 proc default_objc_version { } {
43 global OBJC_UNDER_TEST
47 # ignore any arguments after the command
48 set compiler [lindex $OBJC_UNDER_TEST 0]
50 if ![is_remote host] {
51 set compiler_name [which $compiler]
53 set compiler_name $compiler
56 # verify that the compiler exists
57 if { $compiler_name != 0 } then {
58 set tmp [remote_exec host "$compiler -v"]
59 set status [lindex $tmp 0]
60 set output [lindex $tmp 1]
61 regexp " version \[^\n\r\]*" $output version
62 if { $status == 0 && [info exists version] } then {
63 clone_output "$compiler_name $version\n"
65 clone_output "Couldn't determine version of $compiler_name: $output\n"
68 # compiler does not exist (this should have already been detected)
69 warning "$compiler does not exist"
74 # Call objc_version. We do it this way so we can override it if needed.
76 proc objc_version { } {
81 # objc_init -- called at the start of each .exp script.
83 # There currently isn't much to do, but always using it allows us to
84 # make some enhancements without having to go back and rewrite the scripts.
87 set objc_initialized 0
89 proc objc_init { args } {
93 global gluefile wrap_flags
94 global objc_initialized
95 global OBJC_UNDER_TEST
96 global TOOL_EXECUTABLE
97 global objc_libgcc_s_path
98 global gcc_warning_prefix
99 global gcc_error_prefix
101 # We set LC_ALL and LANG to C so that we get the same error messages as expected.
105 # Many hosts now default to a non-ASCII C locale, however, so
106 # they can set a charset encoding here if they need.
107 if { [ishost "*-*-cygwin*"] } {
108 setenv LC_ALL C.ASCII
112 if { $objc_initialized == 1 } { return; }
114 if ![info exists OBJC_UNDER_TEST] then {
115 if [info exists TOOL_EXECUTABLE] {
116 set OBJC_UNDER_TEST $TOOL_EXECUTABLE
118 set OBJC_UNDER_TEST [find_gcc]
122 if ![info exists tmpdir] then {
126 set gcc_warning_prefix "warning:"
127 set gcc_error_prefix "error:"
129 objc_maybe_build_wrapper "${tmpdir}/objc-testglue.o"
131 set objc_libgcc_s_path [gcc-set-multilib-library-path $OBJC_UNDER_TEST]
134 proc objc_target_compile { source dest type options } {
137 global gluefile wrap_flags
139 global OBJC_UNDER_TEST
141 global ld_library_path
142 global objc_libgcc_s_path
145 set ld_library_path ".:${objc_libgcc_s_path}"
146 lappend options "libs=-lobjc"
147 set shlib_ext [get_shlib_extension]
148 verbose "shared lib extension: $shlib_ext"
150 if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
151 lappend options "libs=${gluefile}"
152 lappend options "ldflags=$wrap_flags"
155 if [target_info exists objc,stack_size] {
156 lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
158 if [target_info exists objc,no_trampolines] {
159 lappend options "additional_flags=-DNO_TRAMPOLINES"
161 if [target_info exists objc,no_label_values] {
162 lappend options "additional_flags=-DNO_LABEL_VALUES"
164 # TOOL_OPTIONS must come first, so that it doesn't override testcase
166 if [info exists TOOL_OPTIONS] {
167 set options [concat "{additional_flags=$TOOL_OPTIONS}" $options]
170 # If we have built libobjc along with the compiler (which usually
171 # _is not_ the case on Mac OS X systems), point the test harness
172 # at it (and associated headers).
174 set objcpath "[get_multilibs]"
176 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
177 if { $libobjc_dir == ""} {
178 verbose "see if we have -fgnu-runtime in options"
179 if [regexp ".*-fgnu-runtime.*" "${options}"] {
180 set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
183 # Now check if we have a shared only build.
184 if { $libobjc_dir == ""} {
186 [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
188 if { $libobjc_dir == ""} {
189 verbose "see if we have -fgnu-runtime in options"
190 if [regexp ".*-fgnu-runtime.*" "${options}"] {
192 [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
195 if { $libobjc_dir != "" } {
196 set objc_include_dir "${srcdir}/../../libobjc"
197 lappend options "additional_flags=-I${objc_include_dir}"
198 set libobjc_dir [file dirname ${libobjc_dir}]
199 set objc_link_flags "-L${libobjc_dir}"
200 lappend options "additional_flags=${objc_link_flags}"
201 append ld_library_path ":${libobjc_dir}"
203 if { $type == "precompiled_header" } {
204 # If we generating a precompiled header, we have say this is an
206 set source [concat "-x objective-c-header" $source]
208 lappend options "compiler=$OBJC_UNDER_TEST"
209 lappend options "timeout=[timeout_value]"
211 set_ld_library_path_env_vars
213 return [target_compile $source $dest $type $options]
217 # objc_pass -- utility to record a testcase passed
220 proc objc_pass { testcase cflags } {
221 if { "$cflags" == "" } {
224 pass "$testcase, $cflags"
229 # objc_fail -- utility to record a testcase failed
232 proc objc_fail { testcase cflags } {
233 if { "$cflags" == "" } {
236 fail "$testcase, $cflags"
241 # objc_finish -- called at the end of every .exp script that calls objc_init
243 # The purpose of this proc is to hide all quirks of the testing environment
244 # from the testsuites. It also exists to undo anything that objc_init did
245 # (that needs undoing).
248 proc objc_finish { } {
249 # The testing harness apparently requires this.
252 if [info exists errorInfo] then {
256 # Might as well reset these (keeps our caller from wondering whether
257 # s/he has to or not).
258 global prms_id bug_id
266 if [info exists gluefile] {
267 file_on_build delete $gluefile
272 # If this is an older version of dejagnu (without runtest_file_p),
273 # provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
274 # This can be deleted after next dejagnu release.
276 if { [info procs runtest_file_p] == "" } then {
277 proc runtest_file_p { runtests testcase } {
278 if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
279 if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
289 # Provide a definition of this if missing (delete after next dejagnu release).
291 if { [info procs prune_warnings] == "" } then {
292 proc prune_warnings { text } {
297 # Utility used by mike-gcc.exp and c-torture.exp.
298 # Check the compiler(/assembler/linker) output for text indicating that
299 # the testcase should be marked as "unsupported".
301 # When dealing with a large number of tests, it's difficult to weed out the
302 # ones that are too big for a particular cpu (eg: 16 bit with a small amount
303 # of memory). There are various ways to deal with this. Here's one.
304 # Fortunately, all of the cases where this is likely to happen will be using
305 # gld so we can tell what the error text will look like.
307 proc ${tool}_check_unsupported_p { output } {
308 if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
314 # Prune messages from objc that aren't useful.
316 proc prune_objc_output { text } {
317 #send_user "Before:$text\n"
318 regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
319 regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
321 # It would be nice to avoid passing anything to objc that would cause it to
322 # issue these messages (since ignoring them seems like a hack on our part),
323 # but that's too difficult in the general case. For example, sometimes
324 # you need to use -B to point objc at crt0.o, but there are some targets
325 # that don't have crt0.o.
326 regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
327 regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
329 #send_user "After:$text\n"