gnu/dist/gcc4/gcc/testsuite/lib/target-libpath.exp

   1 # Copyright (C) 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 was contributed by John David Anglin (dave.anglin@nrc-cnrc.gc.ca)
  18
  19 set orig_environment_saved 0
  20 set orig_ld_library_path_saved 0
  21 set orig_ld_run_path_saved 0
  22 set orig_shlib_path_saved 0
  23 set orig_ld_libraryn32_path_saved 0
  24 set orig_ld_library64_path_saved 0
  25 set orig_ld_library_path_32_saved 0
  26 set orig_ld_library_path_64_saved 0
  27 set orig_dyld_library_path_saved 0
  28
  29
  30 #######################################
  31 # proc set_ld_library_path_env_vars { }
  32 #######################################
  33
  34 proc set_ld_library_path_env_vars { } {
  35   global ld_library_path
  36   global orig_environment_saved
  37   global orig_ld_library_path_saved
  38   global orig_ld_run_path_saved
  39   global orig_shlib_path_saved
  40   global orig_ld_libraryn32_path_saved
  41   global orig_ld_library64_path_saved
  42   global orig_ld_library_path_32_saved
  43   global orig_ld_library_path_64_saved
  44   global orig_dyld_library_path_saved
  45   global orig_ld_library_path
  46   global orig_ld_run_path
  47   global orig_shlib_path
  48   global orig_ld_libraryn32_path
  49   global orig_ld_library64_path
  50   global orig_ld_library_path_32
  51   global orig_ld_library_path_64
  52   global orig_dyld_library_path
  53
  54   # Setting the ld library path causes trouble when testing cross-compilers.
  55   if { [is_remote target] } {
  56     return
  57   }
  58
  59   if { $orig_environment_saved == 0 } {
  60     global env
  61
  62     set orig_environment_saved 1
  63
  64     # Save the original environment.
  65     if [info exists env(LD_LIBRARY_PATH)] {
  66       set orig_ld_library_path "$env(LD_LIBRARY_PATH)"
  67       set orig_ld_library_path_saved 1
  68     }
  69     if [info exists env(LD_RUN_PATH)] {
  70       set orig_ld_run_path "$env(LD_RUN_PATH)"
  71       set orig_ld_run_path_saved 1
  72     }
  73     if [info exists env(SHLIB_PATH)] {
  74       set orig_shlib_path "$env(SHLIB_PATH)"
  75       set orig_shlib_path_saved 1
  76     }
  77     if [info exists env(LD_LIBRARYN32_PATH)] {
  78       set orig_ld_libraryn32_path "$env(LD_LIBRARYN32_PATH)"
  79       set orig_ld_libraryn32_path_saved 1
  80     }
  81     if [info exists env(LD_LIBRARY64_PATH)] {
  82       set orig_ld_library64_path "$env(LD_LIBRARY64_PATH)"
  83       set orig_ld_library64_path_saved 1
  84     }
  85     if [info exists env(LD_LIBRARY_PATH_32)] {
  86       set orig_ld_library_path_32 "$env(LD_LIBRARY_PATH_32)"
  87       set orig_ld_library_path_32_saved 1
  88     }
  89     if [info exists env(LD_LIBRARY_PATH_64)] {
  90       set orig_ld_library_path_64 "$env(LD_LIBRARY_PATH_64)"
  91       set orig_ld_library_path_64_saved 1
  92     }
  93     if [info exists env(DYLD_LIBRARY_PATH)] {
  94       set orig_dyld_library_path "$env(DYLD_LIBRARY_PATH)"
  95       set orig_dyld_library_path_saved 1
  96     }
  97   }
  98
  99   # We need to set ld library path in the environment.  Currently,
 100   # unix.exp doesn't set the environment correctly for all systems.
 101   # It only sets SHLIB_PATH and LD_LIBRARY_PATH when it executes a
 102   # program.  We also need the environment set for compilations, etc.
 103   #
 104   # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
 105   # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
 106   # (for the 64-bit ABI).  The same applies to Darwin (DYLD_LIBRARY_PATH),
 107   # Solaris 32 bit (LD_LIBRARY_PATH_32), Solaris 64 bit (LD_LIBRARY_PATH_64),
 108   # and HP-UX (SHLIB_PATH).  In some cases, the variables are independent
 109   # of LD_LIBRARY_PATH, and in other cases LD_LIBRARY_PATH is used if the
 110   # variable is not defined.
 111   #
 112   # Doing this is somewhat of a hack as ld_library_path gets repeated in
 113   # SHLIB_PATH and LD_LIBRARY_PATH when unix_load sets these variables.
 114   if { $orig_ld_library_path_saved } {
 115     setenv LD_LIBRARY_PATH "$ld_library_path:$orig_ld_library_path"
 116   } else {
 117     setenv LD_LIBRARY_PATH "$ld_library_path"
 118   }
 119   if { $orig_ld_run_path_saved } {
 120     setenv LD_RUN_PATH "$ld_library_path:$orig_ld_run_path"
 121   } else {
 122     setenv LD_RUN_PATH "$ld_library_path"
 123   }
 124   # The default shared library dynamic path search for 64-bit
 125   # HP-UX executables searches LD_LIBRARY_PATH before SHLIB_PATH.
 126   # LD_LIBRARY_PATH isn't used for 32-bit executables.  Thus, we
 127   # set LD_LIBRARY_PATH and SHLIB_PATH as if they were independent.
 128   if { $orig_shlib_path_saved } {
 129     setenv SHLIB_PATH "$ld_library_path:$orig_shlib_path"
 130   } else {
 131     setenv SHLIB_PATH "$ld_library_path"
 132   }
 133   if { $orig_ld_libraryn32_path_saved } {
 134     setenv LD_LIBRARYN32_PATH "$ld_library_path:$orig_ld_libraryn32_path"
 135   } elseif { $orig_ld_library_path_saved } {
 136     setenv LD_LIBRARYN32_PATH "$ld_library_path:$orig_ld_library_path"
 137   } else {
 138     setenv LD_LIBRARYN32_PATH "$ld_library_path"
 139   }
 140   if { $orig_ld_library64_path_saved } {
 141     setenv LD_LIBRARY64_PATH "$ld_library_path:$orig_ld_library64_path"
 142   } elseif { $orig_ld_library_path_saved } {
 143     setenv LD_LIBRARY64_PATH "$ld_library_path:$orig_ld_library_path"
 144   } else {
 145     setenv LD_LIBRARY64_PATH "$ld_library_path"
 146   }
 147   if { $orig_ld_library_path_32_saved } {
 148     setenv LD_LIBRARY_PATH_32 "$ld_library_path:$orig_ld_library_path_32"
 149   } elseif { $orig_ld_library_path_saved } {
 150     setenv LD_LIBRARY_PATH_32 "$ld_library_path:$orig_ld_library_path"
 151   } else {
 152     setenv LD_LIBRARY_PATH_32 "$ld_library_path"
 153   }
 154   if { $orig_ld_library_path_64_saved } {
 155     setenv LD_LIBRARY_PATH_64 "$ld_library_path:$orig_ld_library_path_64"
 156   } elseif { $orig_ld_library_path_saved } {
 157     setenv LD_LIBRARY_PATH_64 "$ld_library_path:$orig_ld_library_path"
 158   } else {
 159     setenv LD_LIBRARY_PATH_64 "$ld_library_path"
 160   }
 161   if { $orig_dyld_library_path_saved } {
 162     setenv DYLD_LIBRARY_PATH "$ld_library_path:$orig_dyld_library_path"
 163   } else {
 164     setenv DYLD_LIBRARY_PATH "$ld_library_path"
 165   }
 166
 167   verbose -log "set_ld_library_path_env_vars: ld_library_path=$ld_library_path"
 168 }
 169
 170 #######################################
 171 # proc restore_ld_library_path_env_vars { }
 172 #######################################
 173
 174 proc restore_ld_library_path_env_vars { } {
 175   global orig_environment_saved
 176   global orig_ld_library_path_saved
 177   global orig_ld_run_path_saved
 178   global orig_shlib_path_saved
 179   global orig_ld_libraryn32_path_saved
 180   global orig_ld_library64_path_saved
 181   global orig_ld_library_path_32_saved
 182   global orig_ld_library_path_64_saved
 183   global orig_dyld_library_path_saved
 184   global orig_ld_library_path
 185   global orig_ld_run_path
 186   global orig_shlib_path
 187   global orig_ld_libraryn32_path
 188   global orig_ld_library64_path
 189   global orig_ld_library_path_32
 190   global orig_ld_library_path_64
 191   global orig_dyld_library_path
 192
 193   if { $orig_environment_saved == 0 } {
 194     return
 195   }
 196
 197   if { $orig_ld_library_path_saved } {
 198     setenv LD_LIBRARY_PATH "$orig_ld_library_path"
 199   } elseif [info exists env(LD_LIBRARY_PATH)] {
 200     unsetenv LD_LIBRARY_PATH
 201   }
 202   if { $orig_ld_run_path_saved } {
 203     setenv LD_RUN_PATH "$orig_ld_run_path"
 204   } elseif [info exists env(LD_RUN_PATH)] {
 205     unsetenv LD_RUN_PATH
 206   }
 207   if { $orig_shlib_path_saved } {
 208     setenv SHLIB_PATH "$orig_shlib_path"
 209   } elseif [info exists env(SHLIB_PATH)] {
 210     unsetenv SHLIB_PATH
 211   }
 212   if { $orig_ld_libraryn32_path_saved } {
 213     setenv LD_LIBRARYN32_PATH "$orig_ld_libraryn32_path"
 214   } elseif [info exists env(LD_LIBRARYN32_PATH)] {
 215     unsetenv LD_LIBRARYN32_PATH
 216   }
 217   if { $orig_ld_library64_path_saved } {
 218     setenv LD_LIBRARY64_PATH "$orig_ld_library64_path"
 219   } elseif [info exists env(LD_LIBRARY64_PATH)] {
 220     unsetenv LD_LIBRARY64_PATH
 221   }
 222   if { $orig_ld_library_path_32_saved } {
 223     setenv LD_LIBRARY_PATH_32 "$orig_ld_library_path_32"
 224   } elseif [info exists env(LD_LIBRARY_PATH_32)] {
 225     unsetenv LD_LIBRARY_PATH_32
 226   }
 227   if { $orig_ld_library_path_64_saved } {
 228     setenv LD_LIBRARY_PATH_64 "$orig_ld_library_path_64"
 229   } elseif [info exists env(LD_LIBRARY_PATH_64)] {
 230     unsetenv LD_LIBRARY_PATH_64
 231   }
 232   if { $orig_dyld_library_path_saved } {
 233     setenv DYLD_LIBRARY_PATH "$orig_dyld_library_path"
 234   } elseif [info exists env(DYLD_LIBRARY_PATH)] {
 235     unsetenv DYLD_LIBRARY_PATH
 236   }
 237 }
 238
 239 #######################################
 240 # proc get_shlib_extension { }
 241 #######################################
 242
 243 proc get_shlib_extension { } {
 244     global shlib_ext
 245
 246     if { [ istarget *-*-darwin* ] } {
 247         set shlib_ext "dylib"
 248     } elseif { [ istarget *-*-cygwin* ] || [ istarget *-*-mingw* ] } {
 249         set shlib_ext "dll"
 250     } elseif { [ istarget hppa*-*-hpux* ] } {
 251         set shlib_ext "sl"
 252     } else {
 253         set shlib_ext "so"
 254     }
 255     return $shlib_ext
 256 }
 257