gcc/testsuite/lib/g++.exp

   1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 2000, 2001, 2002, 2003
   2 # Free Software Foundation, Inc.
   3
   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 2 of the License, or
   7 # (at your option) any later version.
   8 #
   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.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # This file was written by Rob Savoye (rob@cygnus.com)
  19 # Many modifications by Jeffrey Wheat (cassidy@cygnus.com)
  20 # With modifications by Mike Stump <mrs@cygnus.com>.
  21
  22 #
  23 # g++ support library routines
  24 #
  25 load_lib prune.exp
  26 load_lib gcc-defs.exp
  27
  28 #
  29 # GXX_UNDER_TEST is the compiler under test.
  30 #
  31
  32
  33 set gpp_compile_options ""
  34
  35 #
  36 # g++_version -- extract and print the version number of the compiler
  37 #
  38
  39 proc g++_version { } {
  40     global GXX_UNDER_TEST
  41
  42     g++_init
  43
  44     # ignore any arguments after the command
  45     set compiler [lindex $GXX_UNDER_TEST 0]
  46
  47     # verify that the compiler exists
  48     if { [is_remote host] || [which $compiler] != 0 } then {
  49         set tmp [remote_exec host "$compiler -v"]
  50         set status [lindex $tmp 0];
  51         set output [lindex $tmp 1];
  52         regexp "version\[^\n\r\]*" $output version
  53         if { $status == 0 && [info exists version] } then {
  54             if [is_remote host] {
  55                 clone_output "$compiler $version\n"
  56             } else {
  57                 clone_output "[which $compiler] $version\n"
  58             }
  59         } else {
  60             clone_output "Couldn't determine version of [which $compiler]\n"
  61         }
  62     } else {
  63         # compiler does not exist (this should have already been detected)
  64         warning "$compiler does not exist"
  65     }
  66 }
  67
  68 #
  69 # g++_include_flags -- provide new version of g++_include_flags
  70 # (originally from libgloss.exp) which knows about the gcc tree structure
  71 #
  72 proc g++_include_flags { paths } {
  73     global srcdir
  74     global HAVE_LIBSTDCXX_V3
  75     global TESTING_IN_BUILD_TREE
  76
  77     set flags ""
  78
  79     if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
  80       return "${flags}"
  81     }
  82
  83     set gccpath ${paths}
  84
  85     set odir [lookfor_file ${gccpath} libstdc++-v3]
  86     if { ${odir} != "" } {
  87       append flags [exec sh ${odir}/scripts/testsuite_flags --build-includes]
  88     }
  89
  90     return "$flags"
  91 }
  92
  93 #
  94 # g++_link_flags -- provide new version of g++_link_flags
  95 # (originally from libgloss.exp) which knows about the gcc tree structure
  96 #
  97
  98 proc g++_link_flags { paths } {
  99     global rootme
 100     global srcdir
 101     global ld_library_path
 102     global GXX_UNDER_TEST
 103
 104     set gccpath ${paths}
 105     set libio_dir ""
 106     set flags ""
 107     set ld_library_path "."
 108
 109     if { $gccpath != "" } {
 110       if [file exists "${gccpath}/lib/libstdc++.a"] {
 111           append ld_library_path ":${gccpath}/lib"
 112       }
 113       if [file exists "${gccpath}/libg++/libg++.a"] {
 114           append flags "-L${gccpath}/libg++ "
 115           append ld_library_path ":${gccpath}/libg++"
 116       }
 117       if [file exists "${gccpath}/libstdc++/libstdc++.a"] {
 118           append flags "-L${gccpath}/libstdc++ "
 119           append ld_library_path ":${gccpath}/libstdc++"
 120       }
 121       if [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.a"] {
 122           append flags " -L${gccpath}/libstdc++-v3/src/.libs "
 123           append ld_library_path ":${gccpath}/libstdc++-v3/src/.libs"
 124       }
 125       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 126           append flags "-L${gccpath}/libiberty "
 127       }
 128       if [file exists "${gccpath}/librx/librx.a"] {
 129           append flags "-L${gccpath}/librx "
 130       }
 131       append ld_library_path ":${rootme}"
 132       set compiler [lindex $GXX_UNDER_TEST 0]
 133       if { [is_remote host] == 0 && [which $compiler] != 0 } {
 134         foreach i "[exec $compiler --print-multi-lib]" {
 135           set mldir ""
 136           regexp -- "\[a-z0-9=/\.-\]*;" $i mldir
 137           set mldir [string trimright $mldir "\;@"]
 138           if { "$mldir" == "." } {
 139             continue
 140           }
 141           if { [llength [glob -nocomplain ${rootme}/${mldir}/libgcc_s*.so.*]] == 1 } {
 142             append ld_library_path ":${rootme}/${mldir}"
 143           }
 144         }
 145       }
 146     } else {
 147       global tool_root_dir;
 148
 149       set libgpp [lookfor_file ${tool_root_dir} libg++];
 150       if { $libgpp != "" } {
 151           append flags "-L${libgpp} ";
 152           append ld_library_path ":${libgpp}"
 153       }
 154       set libstdcpp [lookfor_file ${tool_root_dir} libstdc++];
 155       if { $libstdcpp != "" } {
 156           append flags "-L${libstdcpp} ";
 157           append ld_library_path ":${libstdcpp}"
 158       }
 159       set libiberty [lookfor_file ${tool_root_dir} libiberty];
 160       if { $libiberty != "" } {
 161           append flags "-L${libiberty} ";
 162       }
 163       set librx [lookfor_file ${tool_root_dir} librx];
 164       if { $librx != "" } {
 165           append flags "-L${librx} ";
 166       }
 167     }
 168
 169     # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
 170     # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
 171     # (for the 64-bit ABI).  The right way to do this would be to modify
 172     # unix.exp -- but that's not an option since it's part of DejaGNU
 173     # proper, so we do it here.  We really only need to do
 174     # this on IRIX, but it shouldn't hurt to do it anywhere else.
 175     # Doing this does cause trouble when testing cross-compilers.
 176     if {![is_remote target]} {
 177         setenv  LD_LIBRARY_PATH     $ld_library_path
 178         setenv  SHLIB_PATH          $ld_library_path
 179         setenv  LD_LIBRARYN32_PATH  $ld_library_path
 180         setenv  LD_LIBRARY64_PATH   $ld_library_path
 181         setenv  DYLD_LIBRARY_PATH   $ld_library_path
 182     }
 183
 184     return "$flags"
 185 }
 186
 187 #
 188 # g++_init -- called at the start of each subdir of tests
 189 #
 190
 191 proc g++_init { args } {
 192     global subdir
 193     global gpp_initialized
 194     global base_dir
 195     global tmpdir
 196     global libdir
 197     global gluefile wrap_flags;
 198     global objdir srcdir
 199     global ALWAYS_CXXFLAGS
 200     global TOOL_EXECUTABLE TOOL_OPTIONS
 201     global GXX_UNDER_TEST
 202     global TESTING_IN_BUILD_TREE
 203     global target_triplet
 204
 205     if ![info exists GXX_UNDER_TEST] then {
 206         if [info exists TOOL_EXECUTABLE] {
 207             set GXX_UNDER_TEST $TOOL_EXECUTABLE;
 208         } else {
 209             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 210                 set GXX_UNDER_TEST [transform c++]
 211             } else {
 212                 set GXX_UNDER_TEST [findfile $base_dir/../g++ "$base_dir/../g++ -B$base_dir/../" [findfile $base_dir/g++ "$base_dir/g++ -B$base_dir/" [transform c++]]]
 213             }
 214         }
 215     }
 216
 217     # Bleah, nasty. Bad taste.
 218     if [ishost "*-dos-*" ] {
 219         regsub "c\\+\\+" "$GXX_UNDER_TEST" "gcc" GXX_UNDER_TEST
 220     }
 221
 222     if ![is_remote host] {
 223         if { [which $GXX_UNDER_TEST] == 0 } then {
 224             perror "GXX_UNDER_TEST ($GXX_UNDER_TEST) does not exist"
 225             exit 1
 226         }
 227     }
 228     if ![info exists tmpdir] {
 229         set tmpdir "/tmp"
 230     }
 231
 232     if [info exists gluefile] {
 233         unset gluefile
 234     }
 235
 236     if { [target_info needs_status_wrapper] != "" } {
 237         set gluefile ${tmpdir}/g++-testglue.o;
 238         set result [build_wrapper $gluefile];
 239         if { $result != "" } {
 240             set gluefile [lindex $result 0];
 241             set wrap_flags [lindex $result 1];
 242         } else {
 243             unset gluefile
 244         }
 245     }
 246
 247     set ALWAYS_CXXFLAGS ""
 248
 249     if ![is_remote host] {
 250         if [info exists TOOL_OPTIONS] {
 251             lappend ALWAYS_CXXFLAGS "additional_flags=[g++_include_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 252             lappend ALWAYS_CXXFLAGS "ldflags=[g++_link_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 253         } else {
 254             lappend ALWAYS_CXXFLAGS "additional_flags=[g++_include_flags [get_multilibs] ]";
 255             lappend ALWAYS_CXXFLAGS "ldflags=[g++_link_flags [get_multilibs] ]";
 256         }
 257     }
 258
 259     if [info exists TOOL_OPTIONS] {
 260         lappend ALWAYS_CXXFLAGS "additional_flags=$TOOL_OPTIONS";
 261     }
 262
 263     # Make sure that lines are not wrapped.  That can confuse the
 264     # error-message parsing machinery.
 265     lappend ALWAYS_CXXFLAGS "additional_flags=-fmessage-length=0"
 266
 267     if { [string match "powerpc-*-darwin*" $target_triplet] } {
 268         lappend ALWAYS_CXXFLAGS "ldflags=-multiply_defined suppress"
 269        }
 270
 271     verbose -log "ALWAYS_CXXFLAGS set to $ALWAYS_CXXFLAGS"
 272
 273     verbose "g++ is initialized" 3
 274 }
 275
 276 #
 277 # g++_target_compile -- compile a source file
 278 #
 279
 280 proc g++_target_compile { source dest type options } {
 281     global tmpdir;
 282     global gpp_compile_options
 283     global gluefile wrap_flags
 284     global ALWAYS_CXXFLAGS;
 285     global GXX_UNDER_TEST;
 286
 287     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 288         lappend options "libs=${gluefile}"
 289         lappend options "ldflags=${wrap_flags}"
 290     }
 291
 292     lappend options "additional_flags=[libio_include_flags]"
 293     lappend options "compiler=$GXX_UNDER_TEST";
 294
 295     set options [concat $gpp_compile_options $options]
 296
 297     set options [concat "$ALWAYS_CXXFLAGS" $options];
 298
 299     if { [regexp "(^| )-frepo( |$)" $options] && \
 300          [regexp "\.o(|bj)$" $dest] } then {
 301         regsub "\.o(|bj)$" $dest ".rpo" rponame
 302         exec rm -f $rponame
 303     }
 304
 305     set options [dg-additional-files-options $options $source]
 306
 307     set result [target_compile $source $dest $type $options]
 308
 309     return $result
 310 }
 311
 312 #
 313 # ${tool}_option_help
 314 #
 315
 316 proc ${tool}_option_help { } {
 317     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 318 }
 319
 320 #
 321 # ${tool}_option_proc
 322 #
 323
 324 proc ${tool}_option_proc { option } {
 325     if [regexp "^--additional_options," $option] {
 326         global gpp_compile_options
 327         regsub "--additional_options," $option "" option
 328         foreach x [split $option ","] {
 329             lappend gpp_compile_options "additional_flags=$x"
 330         }
 331         return 1;
 332     } else {
 333         return 0
 334     }
 335 }