gcc/testsuite/lib/g++.exp

   1 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 2000, 2001, 2002
   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 #
  37 # g++_version -- extract and print the version number of the compiler
  38 #
  39
  40 proc g++_version { } {
  41     global GXX_UNDER_TEST
  42
  43     g++_init
  44
  45     # ignore any arguments after the command
  46     set compiler [lindex $GXX_UNDER_TEST 0]
  47
  48     # verify that the compiler exists
  49     if { [is_remote host] || [which $compiler] != 0 } then {
  50         set tmp [remote_exec host "$compiler -v"]
  51         set status [lindex $tmp 0];
  52         set output [lindex $tmp 1];
  53         regexp "version.*$" $output version
  54         if { $status == 0 && [info exists version] } then {
  55             if [is_remote host] {
  56                 clone_output "$compiler $version\n"
  57             } else {
  58                 clone_output "[which $compiler] $version\n"
  59             }
  60         } else {
  61             clone_output "Couldn't determine version of [which $compiler]\n"
  62         }
  63     } else {
  64         # compiler does not exist (this should have already been detected)
  65         warning "$compiler does not exist"
  66     }
  67 }
  68
  69 #
  70 # g++_include_flags -- provide new version of g++_include_flags
  71 # (originally from libgloss.exp) which knows about the gcc tree structure
  72 #
  73 proc g++_include_flags { paths } {
  74     global srcdir
  75     global HAVE_LIBSTDCXX_V3
  76     global TESTING_IN_BUILD_TREE
  77
  78     set flags ""
  79
  80     if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
  81       return "${flags}"
  82     }
  83
  84     set dir [lookfor_file ${srcdir} libg++]
  85     if { ${dir} != "" } {
  86       append flags "-I${dir} -I${dir}/src "
  87     }
  88
  89     set gccpath ${paths}
  90
  91     if { ${HAVE_LIBSTDCXX_V3} } {
  92       set odir_v3 [lookfor_file ${gccpath} libstdc++-v3]
  93       if { ${odir_v3} != "" } {
  94         append flags [exec sh ${odir_v3}/testsuite_flags --build-includes]
  95       }
  96     } else {
  97       set odir_v2 [lookfor_file ${gccpath} libstdc++]
  98       set sdir_v2 [lookfor_file ${srcdir} libstdc++]
  99       append flags "-I${sdir_v2} -I${sdir_v2}/stl "
 100     }
 101
 102     return "$flags"
 103 }
 104
 105 #
 106 # g++_link_flags -- provide new version of g++_link_flags
 107 # (originally from libgloss.exp) which knows about the gcc tree structure
 108 #
 109
 110 proc g++_link_flags { paths } {
 111     global rootme
 112     global srcdir
 113     global ld_library_path
 114     global GXX_UNDER_TEST
 115
 116     set gccpath ${paths}
 117     set libio_dir ""
 118     set flags ""
 119     set ld_library_path "."
 120
 121     if { $gccpath != "" } {
 122       if [file exists "${gccpath}/lib/libstdc++.a"] {
 123           append ld_library_path ":${gccpath}/lib"
 124       }
 125       if [file exists "${gccpath}/libg++/libg++.a"] {
 126           append flags "-L${gccpath}/libg++ "
 127           append ld_library_path ":${gccpath}/libg++"
 128       }
 129       if [file exists "${gccpath}/libstdc++/libstdc++.a"] {
 130           append flags "-L${gccpath}/libstdc++ "
 131           append ld_library_path ":${gccpath}/libstdc++"
 132       }
 133       if [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.a"] {
 134           append flags " -L${gccpath}/libstdc++-v3/src/.libs "
 135           append ld_library_path ":${gccpath}/libstdc++-v3/src/.libs"
 136       }
 137       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 138           append flags "-L${gccpath}/libiberty "
 139       }
 140       if [file exists "${gccpath}/librx/librx.a"] {
 141           append flags "-L${gccpath}/librx "
 142       }
 143       append ld_library_path ":${rootme}"
 144       set compiler [lindex $GXX_UNDER_TEST 0]
 145       if { [is_remote host] == 0 && [which $compiler] != 0 } {
 146         foreach i "[exec $compiler --print-multi-lib]" {
 147           set mldir ""
 148           regexp -- "\[a-z0-9=/\.-\]*;" $i mldir
 149           set mldir [string trimright $mldir "\;@"]
 150           if { "$mldir" == "." } {
 151             continue
 152           }
 153           if { [llength [glob -nocomplain ${rootme}/${mldir}/libgcc_s*.so.*]] == 1 } {
 154             append ld_library_path ":${rootme}/${mldir}"
 155           }
 156         }
 157       }
 158     } else {
 159       global tool_root_dir;
 160
 161       set libgpp [lookfor_file ${tool_root_dir} libg++];
 162       if { $libgpp != "" } {
 163           append flags "-L${libgpp} ";
 164           append ld_library_path ":${libgpp}"
 165       }
 166       set libstdcpp [lookfor_file ${tool_root_dir} libstdc++];
 167       if { $libstdcpp != "" } {
 168           append flags "-L${libstdcpp} ";
 169           append ld_library_path ":${libstdcpp}"
 170       }
 171       set libiberty [lookfor_file ${tool_root_dir} libiberty];
 172       if { $libiberty != "" } {
 173           append flags "-L${libiberty} ";
 174       }
 175       set librx [lookfor_file ${tool_root_dir} librx];
 176       if { $librx != "" } {
 177           append flags "-L${librx} ";
 178       }
 179     }
 180
 181     # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
 182     # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
 183     # (for the 64-bit ABI).  The right way to do this would be to modify
 184     # unix.exp -- but that's not an option since it's part of DejaGNU
 185     # proper, so we do it here.  We really only need to do
 186     # this on IRIX, but it shouldn't hurt to do it anywhere else.
 187     setenv  LD_LIBRARY_PATH     $ld_library_path
 188     setenv  SHLIB_PATH          $ld_library_path
 189     setenv  LD_LIBRARYN32_PATH  $ld_library_path
 190     setenv  LD_LIBRARY64_PATH   $ld_library_path
 191
 192     return "$flags"
 193 }
 194
 195 #
 196 # g++_init -- called at the start of each subdir of tests
 197 #
 198
 199 proc g++_init { args } {
 200     global subdir
 201     global gpp_initialized
 202     global base_dir
 203     global tmpdir
 204     global libdir
 205     global gluefile wrap_flags;
 206     global objdir srcdir
 207     global ALWAYS_CXXFLAGS
 208     global TOOL_EXECUTABLE TOOL_OPTIONS
 209     global GXX_UNDER_TEST
 210     global TESTING_IN_BUILD_TREE
 211
 212     if ![info exists GXX_UNDER_TEST] then {
 213         if [info exists TOOL_EXECUTABLE] {
 214             set GXX_UNDER_TEST $TOOL_EXECUTABLE;
 215         } else {
 216             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 217                 set GXX_UNDER_TEST [transform c++]
 218             } else {
 219                 set GXX_UNDER_TEST [findfile $base_dir/../g++ "$base_dir/../g++ -B$base_dir/../" [findfile $base_dir/g++ "$base_dir/g++ -B$base_dir/" [transform c++]]]
 220             }
 221         }
 222     }
 223
 224     # Bleah, nasty. Bad taste.
 225     if [ishost "*-dos-*" ] {
 226         regsub "c\\+\\+" "$GXX_UNDER_TEST" "gcc" GXX_UNDER_TEST
 227     }
 228
 229     if ![is_remote host] {
 230         if { [which $GXX_UNDER_TEST] == 0 } then {
 231             perror "GXX_UNDER_TEST ($GXX_UNDER_TEST) does not exist"
 232             exit 1
 233         }
 234     }
 235     if ![info exists tmpdir] {
 236         set tmpdir "/tmp"
 237     }
 238
 239     if [info exists gluefile] {
 240         unset gluefile
 241     }
 242
 243     if { [target_info needs_status_wrapper] != "" } {
 244         set gluefile ${tmpdir}/g++-testglue.o;
 245         set result [build_wrapper $gluefile];
 246         if { $result != "" } {
 247             set gluefile [lindex $result 0];
 248             set wrap_flags [lindex $result 1];
 249         } else {
 250             unset gluefile
 251         }
 252     }
 253
 254     set ALWAYS_CXXFLAGS ""
 255
 256     if ![is_remote host] {
 257         if [info exists TOOL_OPTIONS] {
 258             lappend ALWAYS_CXXFLAGS "additional_flags=[g++_include_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 259             lappend ALWAYS_CXXFLAGS "ldflags=[g++_link_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 260         } else {
 261             lappend ALWAYS_CXXFLAGS "additional_flags=[g++_include_flags [get_multilibs] ]";
 262             lappend ALWAYS_CXXFLAGS "ldflags=[g++_link_flags [get_multilibs] ]";
 263         }
 264     }
 265
 266     if [info exists TOOL_OPTIONS] {
 267         lappend ALWAYS_CXXFLAGS "additional_flags=$TOOL_OPTIONS";
 268     }
 269
 270     # Make sure that lines are not wrapped.  That can confuse the
 271     # error-message parsing machinery.
 272     lappend ALWAYS_CXXFLAGS "additional_flags=-fmessage-length=0"
 273
 274     verbose -log "ALWAYS_CXXFLAGS set to $ALWAYS_CXXFLAGS"
 275
 276     verbose "g++ is initialized" 3
 277 }
 278
 279 #
 280 # g++_target_compile -- compile a source file
 281 #
 282
 283 proc g++_target_compile { source dest type options } {
 284     global tmpdir;
 285     global gpp_compile_options
 286     global gluefile wrap_flags
 287     global ALWAYS_CXXFLAGS;
 288     global GXX_UNDER_TEST;
 289
 290     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 291         lappend options "libs=${gluefile}"
 292         lappend options "ldflags=${wrap_flags}"
 293     }
 294
 295     lappend options "additional_flags=[libio_include_flags]"
 296     lappend options "compiler=$GXX_UNDER_TEST";
 297
 298     set options [concat $gpp_compile_options $options]
 299
 300     set options [concat "$ALWAYS_CXXFLAGS" $options];
 301
 302     if { [regexp "(^| )-frepo( |$)" $options] && \
 303          [regexp "\.o(|bj)$" $dest] } then {
 304         regsub "\.o(|bj)$" $dest ".rpo" rponame
 305         exec rm -f $rponame
 306     }
 307
 308     return [target_compile $source $dest $type $options]
 309 }
 310
 311 #
 312 # ${tool}_option_help
 313 #
 314
 315 proc ${tool}_option_help { } {
 316     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 317 }
 318
 319 #
 320 # ${tool}_option_proc
 321 #
 322
 323 proc ${tool}_option_proc { option } {
 324     if [regexp "^--additional_options," $option] {
 325         global gpp_compile_options
 326         regsub "--additional_options," $option "" option
 327         foreach x [split $option ","] {
 328             lappend gpp_compile_options "additional_flags=$x"
 329         }
 330         return 1;
 331     } else {
 332         return 0
 333     }
 334 }