gcc/testsuite/lib/target-libpath.exp

   1 # Copyright (C) 2004, 2005, 2007, 2009 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 3 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 GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  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 set orig_gcc_exec_prefix_saved 0
  29 set orig_gcc_exec_prefix_checked 0
  30
  31
  32 #######################################
  33 # proc set_ld_library_path_env_vars { }
  34 #######################################
  35
  36 proc set_ld_library_path_env_vars { } {
  37   global ld_library_path
  38   global orig_environment_saved
  39   global orig_ld_library_path_saved
  40   global orig_ld_run_path_saved
  41   global orig_shlib_path_saved
  42   global orig_ld_libraryn32_path_saved
  43   global orig_ld_library64_path_saved
  44   global orig_ld_library_path_32_saved
  45   global orig_ld_library_path_64_saved
  46   global orig_dyld_library_path_saved
  47   global orig_gcc_exec_prefix_saved
  48   global orig_gcc_exec_prefix_checked
  49   global orig_ld_library_path
  50   global orig_ld_run_path
  51   global orig_shlib_path
  52   global orig_ld_libraryn32_path
  53   global orig_ld_library64_path
  54   global orig_ld_library_path_32
  55   global orig_ld_library_path_64
  56   global orig_dyld_library_path
  57   global orig_gcc_exec_prefix
  58   global TEST_GCC_EXEC_PREFIX
  59   global env
  60
  61   # Save the original GCC_EXEC_PREFIX.
  62   if { $orig_gcc_exec_prefix_checked == 0 } {
  63     if [info exists env(GCC_EXEC_PREFIX)] {
  64       set orig_gcc_exec_prefix "$env(GCC_EXEC_PREFIX)"
  65       set orig_gcc_exec_prefix_saved 1
  66     }
  67     set orig_gcc_exec_prefix_checked 1
  68   }
  69
  70   # Set GCC_EXEC_PREFIX for the compiler under test to pick up files not in
  71   # the build tree from a specified location (normally the install tree).
  72   if [info exists TEST_GCC_EXEC_PREFIX] {
  73     setenv GCC_EXEC_PREFIX "$TEST_GCC_EXEC_PREFIX"
  74   }
  75
  76   # Setting the ld library path causes trouble when testing cross-compilers.
  77   if { [is_remote target] } {
  78     return
  79   }
  80
  81   if { $orig_environment_saved == 0 } {
  82     set orig_environment_saved 1
  83
  84     # Save the original environment.
  85     if [info exists env(LD_LIBRARY_PATH)] {
  86       set orig_ld_library_path "$env(LD_LIBRARY_PATH)"
  87       set orig_ld_library_path_saved 1
  88     }
  89     if [info exists env(LD_RUN_PATH)] {
  90       set orig_ld_run_path "$env(LD_RUN_PATH)"
  91       set orig_ld_run_path_saved 1
  92     }
  93     if [info exists env(SHLIB_PATH)] {
  94       set orig_shlib_path "$env(SHLIB_PATH)"
  95       set orig_shlib_path_saved 1
  96     }
  97     if [info exists env(LD_LIBRARYN32_PATH)] {
  98       set orig_ld_libraryn32_path "$env(LD_LIBRARYN32_PATH)"
  99       set orig_ld_libraryn32_path_saved 1
 100     }
 101     if [info exists env(LD_LIBRARY64_PATH)] {
 102       set orig_ld_library64_path "$env(LD_LIBRARY64_PATH)"
 103       set orig_ld_library64_path_saved 1
 104     }
 105     if [info exists env(LD_LIBRARY_PATH_32)] {
 106       set orig_ld_library_path_32 "$env(LD_LIBRARY_PATH_32)"
 107       set orig_ld_library_path_32_saved 1
 108     }
 109     if [info exists env(LD_LIBRARY_PATH_64)] {
 110       set orig_ld_library_path_64 "$env(LD_LIBRARY_PATH_64)"
 111       set orig_ld_library_path_64_saved 1
 112     }
 113     if [info exists env(DYLD_LIBRARY_PATH)] {
 114       set orig_dyld_library_path "$env(DYLD_LIBRARY_PATH)"
 115       set orig_dyld_library_path_saved 1
 116     }
 117   }
 118
 119   # We need to set ld library path in the environment.  Currently,
 120   # unix.exp doesn't set the environment correctly for all systems.
 121   # It only sets SHLIB_PATH and LD_LIBRARY_PATH when it executes a
 122   # program.  We also need the environment set for compilations, etc.
 123   #
 124   # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
 125   # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
 126   # (for the 64-bit ABI).  The same applies to Darwin (DYLD_LIBRARY_PATH),
 127   # Solaris 32 bit (LD_LIBRARY_PATH_32), Solaris 64 bit (LD_LIBRARY_PATH_64),
 128   # and HP-UX (SHLIB_PATH).  In some cases, the variables are independent
 129   # of LD_LIBRARY_PATH, and in other cases LD_LIBRARY_PATH is used if the
 130   # variable is not defined.
 131   #
 132   # Doing this is somewhat of a hack as ld_library_path gets repeated in
 133   # SHLIB_PATH and LD_LIBRARY_PATH when unix_load sets these variables.
 134   if { $orig_ld_library_path_saved } {
 135     setenv LD_LIBRARY_PATH "$ld_library_path:$orig_ld_library_path"
 136   } else {
 137     setenv LD_LIBRARY_PATH "$ld_library_path"
 138   }
 139   if { $orig_ld_run_path_saved } {
 140     setenv LD_RUN_PATH "$ld_library_path:$orig_ld_run_path"
 141   } else {
 142     setenv LD_RUN_PATH "$ld_library_path"
 143   }
 144   # The default shared library dynamic path search for 64-bit
 145   # HP-UX executables searches LD_LIBRARY_PATH before SHLIB_PATH.
 146   # LD_LIBRARY_PATH isn't used for 32-bit executables.  Thus, we
 147   # set LD_LIBRARY_PATH and SHLIB_PATH as if they were independent.
 148   if { $orig_shlib_path_saved } {
 149     setenv SHLIB_PATH "$ld_library_path:$orig_shlib_path"
 150   } else {
 151     setenv SHLIB_PATH "$ld_library_path"
 152   }
 153   if { $orig_ld_libraryn32_path_saved } {
 154     setenv LD_LIBRARYN32_PATH "$ld_library_path:$orig_ld_libraryn32_path"
 155   } elseif { $orig_ld_library_path_saved } {
 156     setenv LD_LIBRARYN32_PATH "$ld_library_path:$orig_ld_library_path"
 157   } else {
 158     setenv LD_LIBRARYN32_PATH "$ld_library_path"
 159   }
 160   if { $orig_ld_library64_path_saved } {
 161     setenv LD_LIBRARY64_PATH "$ld_library_path:$orig_ld_library64_path"
 162   } elseif { $orig_ld_library_path_saved } {
 163     setenv LD_LIBRARY64_PATH "$ld_library_path:$orig_ld_library_path"
 164   } else {
 165     setenv LD_LIBRARY64_PATH "$ld_library_path"
 166   }
 167   if { $orig_ld_library_path_32_saved } {
 168     setenv LD_LIBRARY_PATH_32 "$ld_library_path:$orig_ld_library_path_32"
 169   } elseif { $orig_ld_library_path_saved } {
 170     setenv LD_LIBRARY_PATH_32 "$ld_library_path:$orig_ld_library_path"
 171   } else {
 172     setenv LD_LIBRARY_PATH_32 "$ld_library_path"
 173   }
 174   if { $orig_ld_library_path_64_saved } {
 175     setenv LD_LIBRARY_PATH_64 "$ld_library_path:$orig_ld_library_path_64"
 176   } elseif { $orig_ld_library_path_saved } {
 177     setenv LD_LIBRARY_PATH_64 "$ld_library_path:$orig_ld_library_path"
 178   } else {
 179     setenv LD_LIBRARY_PATH_64 "$ld_library_path"
 180   }
 181   if { $orig_dyld_library_path_saved } {
 182     setenv DYLD_LIBRARY_PATH "$ld_library_path:$orig_dyld_library_path"
 183   } else {
 184     setenv DYLD_LIBRARY_PATH "$ld_library_path"
 185   }
 186
 187   verbose -log "set_ld_library_path_env_vars: ld_library_path=$ld_library_path"
 188 }
 189
 190 #######################################
 191 # proc restore_ld_library_path_env_vars { }
 192 #######################################
 193
 194 proc restore_ld_library_path_env_vars { } {
 195   global orig_environment_saved
 196   global orig_ld_library_path_saved
 197   global orig_ld_run_path_saved
 198   global orig_shlib_path_saved
 199   global orig_ld_libraryn32_path_saved
 200   global orig_ld_library64_path_saved
 201   global orig_ld_library_path_32_saved
 202   global orig_ld_library_path_64_saved
 203   global orig_dyld_library_path_saved
 204   global orig_gcc_exec_prefix_saved
 205   global orig_ld_library_path
 206   global orig_ld_run_path
 207   global orig_shlib_path
 208   global orig_ld_libraryn32_path
 209   global orig_ld_library64_path
 210   global orig_ld_library_path_32
 211   global orig_ld_library_path_64
 212   global orig_dyld_library_path
 213   global orig_gcc_exec_prefix
 214   global env
 215
 216   if { $orig_gcc_exec_prefix_saved } {
 217     setenv GCC_EXEC_PREFIX "$orig_gcc_exec_prefix"
 218   } elseif [info exists env(GCC_EXEC_PREFIX)] {
 219     unsetenv GCC_EXEC_PREFIX
 220   }
 221
 222   if { $orig_environment_saved == 0 } {
 223     return
 224   }
 225
 226   if { $orig_ld_library_path_saved } {
 227     setenv LD_LIBRARY_PATH "$orig_ld_library_path"
 228   } elseif [info exists env(LD_LIBRARY_PATH)] {
 229     unsetenv LD_LIBRARY_PATH
 230   }
 231   if { $orig_ld_run_path_saved } {
 232     setenv LD_RUN_PATH "$orig_ld_run_path"
 233   } elseif [info exists env(LD_RUN_PATH)] {
 234     unsetenv LD_RUN_PATH
 235   }
 236   if { $orig_shlib_path_saved } {
 237     setenv SHLIB_PATH "$orig_shlib_path"
 238   } elseif [info exists env(SHLIB_PATH)] {
 239     unsetenv SHLIB_PATH
 240   }
 241   if { $orig_ld_libraryn32_path_saved } {
 242     setenv LD_LIBRARYN32_PATH "$orig_ld_libraryn32_path"
 243   } elseif [info exists env(LD_LIBRARYN32_PATH)] {
 244     unsetenv LD_LIBRARYN32_PATH
 245   }
 246   if { $orig_ld_library64_path_saved } {
 247     setenv LD_LIBRARY64_PATH "$orig_ld_library64_path"
 248   } elseif [info exists env(LD_LIBRARY64_PATH)] {
 249     unsetenv LD_LIBRARY64_PATH
 250   }
 251   if { $orig_ld_library_path_32_saved } {
 252     setenv LD_LIBRARY_PATH_32 "$orig_ld_library_path_32"
 253   } elseif [info exists env(LD_LIBRARY_PATH_32)] {
 254     unsetenv LD_LIBRARY_PATH_32
 255   }
 256   if { $orig_ld_library_path_64_saved } {
 257     setenv LD_LIBRARY_PATH_64 "$orig_ld_library_path_64"
 258   } elseif [info exists env(LD_LIBRARY_PATH_64)] {
 259     unsetenv LD_LIBRARY_PATH_64
 260   }
 261   if { $orig_dyld_library_path_saved } {
 262     setenv DYLD_LIBRARY_PATH "$orig_dyld_library_path"
 263   } elseif [info exists env(DYLD_LIBRARY_PATH)] {
 264     unsetenv DYLD_LIBRARY_PATH
 265   }
 266 }
 267
 268 #######################################
 269 # proc get_shlib_extension { }
 270 #######################################
 271
 272 proc get_shlib_extension { } {
 273     global shlib_ext
 274
 275     if { [ istarget *-*-darwin* ] } {
 276         set shlib_ext "dylib"
 277     } elseif { [ istarget *-*-cygwin* ] || [ istarget *-*-mingw* ] } {
 278         set shlib_ext "dll"
 279     } elseif { [ istarget hppa*-*-hpux* ] } {
 280         set shlib_ext "sl"
 281     } else {
 282         set shlib_ext "so"
 283     }
 284     return $shlib_ext
 285 }
 286