gnu/dist/gcc4/gcc/testsuite/lib/gfortran.exp

   1 # Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16
  17 # This file is just 'sed -e 's/77/fortran/g' \
  18 #                        -e 's/f2c/gfortran' g77.exp > gfortran.exp'
  19 #
  20 # with some minor modifications to make it work.
  21
  22 #
  23 # gfortran support library routines
  24 #
  25 load_lib prune.exp
  26 load_lib gcc-defs.exp
  27 load_lib target-libpath.exp
  28
  29 #
  30 # GFORTRAN_UNDER_TEST is the compiler under test.
  31 #
  32
  33
  34 set gpp_compile_options ""
  35
  36
  37 #
  38 # gfortran_version -- extract and print the version number of the compiler
  39 #
  40
  41 proc gfortran_version { } {
  42     global GFORTRAN_UNDER_TEST
  43
  44     gfortran_init
  45
  46     # ignore any arguments after the command
  47     set compiler [lindex $GFORTRAN_UNDER_TEST 0]
  48
  49     # verify that the compiler exists
  50     if { [is_remote host] || [which $compiler] != 0 } then {
  51         set tmp [remote_exec host "$compiler -v"]
  52         set status [lindex $tmp 0]
  53         set output [lindex $tmp 1]
  54         regexp " version \[^\n\r\]*" $output version
  55         if { $status == 0 && [info exists version] } then {
  56             if [is_remote host] {
  57                 clone_output "$compiler $version\n"
  58             } else {
  59                 clone_output "[which $compiler] $version\n"
  60             }
  61         } else {
  62             clone_output "Couldn't determine version of [which $compiler]\n"
  63         }
  64     } else {
  65         # compiler does not exist (this should have already been detected)
  66         warning "$compiler does not exist"
  67     }
  68 }
  69
  70 #
  71 # gfortran_link_flags -- provide new version of gfortran_link_flags
  72 # (originally from libgloss.exp) which knows about the gcc tree structure
  73 #
  74
  75 proc gfortran_link_flags { paths } {
  76     global srcdir
  77     global ld_library_path
  78     global GFORTRAN_UNDER_TEST
  79     global shlib_ext
  80
  81     set gccpath ${paths}
  82     set libio_dir ""
  83     set flags ""
  84     set ld_library_path "."
  85     set shlib_ext [get_shlib_extension]
  86     verbose "shared lib extension: $shlib_ext"
  87
  88     if { $gccpath != "" } {
  89       if [file exists "${gccpath}/libgfortran/.libs/libgfortran.a"] {
  90           append flags "-L${gccpath}/libgfortran/.libs "
  91           append ld_library_path ":${gccpath}/libgfortran/.libs"
  92       }
  93       if [file exists "${gccpath}/libgfortran/.libs/libgfortran.${shlib_ext}"] {
  94           append flags "-L${gccpath}/libgfortran/.libs "
  95           append ld_library_path ":${gccpath}/libgfortran/.libs"
  96       }
  97       if [file exists "${gccpath}/libgfortran/libgforbegin.a"] {
  98           append flags "-L${gccpath}/libgfortran "
  99       }
 100       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 101           append flags "-L${gccpath}/libiberty "
 102       }
 103       append ld_library_path \
 104         [gcc-set-multilib-library-path $GFORTRAN_UNDER_TEST]
 105     }
 106
 107     set_ld_library_path_env_vars
 108
 109     return "$flags"
 110 }
 111
 112 #
 113 # gfortran_init -- called at the start of each subdir of tests
 114 #
 115
 116 proc gfortran_init { args } {
 117     global subdir
 118     global gpp_initialized
 119     global base_dir
 120     global tmpdir
 121     global libdir
 122     global gluefile wrap_flags
 123     global objdir srcdir
 124     global ALWAYS_GFORTRANFLAGS
 125     global TOOL_EXECUTABLE TOOL_OPTIONS
 126     global GFORTRAN_UNDER_TEST
 127     global TESTING_IN_BUILD_TREE
 128
 129     # We set LC_ALL and LANG to C so that we get the same error messages as expected.
 130     setenv LC_ALL C
 131     setenv LANG C
 132
 133     if ![info exists GFORTRAN_UNDER_TEST] then {
 134         if [info exists TOOL_EXECUTABLE] {
 135             set GFORTRAN_UNDER_TEST $TOOL_EXECUTABLE
 136         } else {
 137             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 138                 set GFORTRAN_UNDER_TEST [transform gfortran]
 139             } else {
 140                 set GFORTRAN_UNDER_TEST [findfile $base_dir/../../gfortran "$base_dir/../../gfortran -B$base_dir/../../" [findfile $base_dir/gfortran "$base_dir/gfortran -B$base_dir/" [transform gfortran]]]
 141             }
 142         }
 143     }
 144
 145     if ![is_remote host] {
 146         if { [which $GFORTRAN_UNDER_TEST] == 0 } then {
 147             perror "GFORTRAN_UNDER_TEST ($GFORTRAN_UNDER_TEST) does not exist"
 148             exit 1
 149         }
 150     }
 151     if ![info exists tmpdir] {
 152         set tmpdir "/tmp"
 153     }
 154
 155     if [info exists gluefile] {
 156         unset gluefile
 157     }
 158
 159     gfortran_maybe_build_wrapper "${tmpdir}/gfortran-testglue.o"
 160
 161     set ALWAYS_GFORTRANFLAGS ""
 162
 163     if ![is_remote host] {
 164         if [info exists TOOL_OPTIONS] {
 165             lappend ALWAYS_GFORTRANFLAGS "ldflags=[gfortran_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 166         } else {
 167             lappend ALWAYS_GFORTRANFLAGS "ldflags=[gfortran_link_flags [get_multilibs] ]"
 168         }
 169     }
 170
 171     if [info exists TOOL_OPTIONS] {
 172         lappend ALWAYS_GFORTRANFLAGS "additional_flags=$TOOL_OPTIONS"
 173     }
 174
 175     verbose -log "ALWAYS_GFORTRANFLAGS set to $ALWAYS_GFORTRANFLAGS"
 176
 177     verbose "gfortran is initialized" 3
 178 }
 179
 180 #
 181 # gfortran_target_compile -- compile a source file
 182 #
 183
 184 proc gfortran_target_compile { source dest type options } {
 185     global tmpdir
 186     global gluefile wrap_flags
 187     global ALWAYS_GFORTRANFLAGS
 188     global GFORTRAN_UNDER_TEST
 189
 190     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 191         lappend options "libs=${gluefile}"
 192         lappend options "ldflags=${wrap_flags}"
 193     }
 194
 195     lappend options "compiler=$GFORTRAN_UNDER_TEST"
 196
 197     set options [concat "$ALWAYS_GFORTRANFLAGS" $options]
 198     set options [dg-additional-files-options $options $source]
 199     return [target_compile $source $dest $type $options]
 200 }