util/shlib_wrap.sh.in

   1 #!/bin/sh
   2 {-
   3     use lib '.';
   4     use configdata;
   5     use lib catdir($config{sourcedir}, 'Configurations');
   6     use platform;
   7 -}
   8 # To test this OpenSSL version's applications against another version's
   9 # shared libraries, simply set
  10 #
  11 #     OPENSSL_REGRESSION=/path/to/other/OpenSSL/build/tree
  12 if [ -n "$OPENSSL_REGRESSION" ]; then
  13     shlibwrap="$OPENSSL_REGRESSION/util/shlib_wrap.sh"
  14     if [ -x "$shlibwrap" ]; then
  15         # We clear OPENSSL_REGRESSION to avoid a loop, should the shlib_wrap.sh
  16         # we exec also support that mechanism...
  17         OPENSSL_REGRESSION= exec "$shlibwrap" "$@"
  18     else
  19         if [ -f "$shlibwrap" ]; then
  20             echo "Not permitted to run $shlibwrap" >&2
  21         else
  22             echo "No $shlibwrap, perhaps OPENSSL_REGRESSION isn't properly set?" >&2
  23         fi
  24         exit 1
  25     fi
  26 fi
  27
  28 [ $# -ne 0 ] || set -x          # debug mode without arguments:-)
  29
  30 THERE="`echo $0 | sed -e 's|[^/]*$||' 2>/dev/null`.."
  31 [ -d "${THERE}" ] || exec "$@"  # should never happen...
  32
  33 LIBCRYPTOSO="${THERE}/{- platform->sharedlib('libcrypto') -}"
  34 LIBSSLSO="${THERE}/{- platform->sharedlib('libssl') -}"
  35
  36 SYSNAME=`(uname -s) 2>/dev/null`;
  37 case "$SYSNAME" in
  38 SunOS|IRIX*)
  39         # SunOS and IRIX run-time linkers evaluate alternative
  40         # variables depending on target ABI...
  41         rld_var=LD_LIBRARY_PATH
  42         case "`(/usr/bin/file "$LIBCRYPTOSO") 2>/dev/null`" in
  43         *ELF\ 64*SPARC*|*ELF\ 64*AMD64*)
  44                 [ -n "$LD_LIBRARY_PATH_64" ] && rld_var=LD_LIBRARY_PATH_64
  45                 LD_PRELOAD_64="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_64
  46                 preload_var=LD_PRELOAD_64
  47                 ;;
  48         *ELF\ 32*SPARC*|*ELF\ 32*80386*)
  49                 # We only need to change LD_PRELOAD_32 and LD_LIBRARY_PATH_32
  50                 # on a multi-arch system.  Otherwise, trust the fallbacks.
  51                 if [ -f /lib/64/ld.so.1 ]; then
  52                     [ -n "$LD_LIBRARY_PATH_32" ] && rld_var=LD_LIBRARY_PATH_32
  53                     LD_PRELOAD_32="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_32
  54                     preload_var=LD_PRELOAD_32
  55                 fi
  56                 ;;
  57         # Why are newly built .so's preloaded anyway? Because run-time
  58         # .so lookup path embedded into application takes precedence
  59         # over LD_LIBRARY_PATH and as result application ends up linking
  60         # to previously installed .so's. On IRIX instead of preloading
  61         # newly built .so's we trick run-time linker to fail to find
  62         # the installed .so by setting _RLD_ROOT variable.
  63         *ELF\ 32*MIPS*)
  64                 #_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD_LIST
  65                 _RLD_ROOT=/no/such/dir; export _RLD_ROOT
  66                 eval $rld_var=\"/usr/lib'${'$rld_var':+:$'$rld_var'}'\"
  67                 preload_var=_RLD_LIST
  68                 ;;
  69         *ELF\ N32*MIPS*)
  70                 [ -n "$LD_LIBRARYN32_PATH" ] && rld_var=LD_LIBRARYN32_PATH
  71                 #_RLDN32_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLDN32_LIST
  72                 _RLDN32_ROOT=/no/such/dir; export _RLDN32_ROOT
  73                 eval $rld_var=\"/usr/lib32'${'$rld_var':+:$'$rld_var'}'\"
  74                 preload_var=_RLDN32_LIST
  75                 ;;
  76         *ELF\ 64*MIPS*)
  77                 [ -n "$LD_LIBRARY64_PATH"  ] && rld_var=LD_LIBRARY64_PATH
  78                 #_RLD64_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD64_LIST
  79                 _RLD64_ROOT=/no/such/dir; export _RLD64_ROOT
  80                 eval $rld_var=\"/usr/lib64'${'$rld_var':+:$'$rld_var'}'\"
  81                 preload_var=_RLD64_LIST
  82                 ;;
  83         esac
  84         eval $rld_var=\"${THERE}'${'$rld_var':+:$'$rld_var'}'\"; export $rld_var
  85         unset rld_var
  86         ;;
  87 *)      LD_LIBRARY_PATH="${THERE}:$LD_LIBRARY_PATH"     # Linux, ELF HP-UX
  88         DYLD_LIBRARY_PATH="${THERE}:$DYLD_LIBRARY_PATH" # MacOS X
  89         SHLIB_PATH="${THERE}:$SHLIB_PATH"               # legacy HP-UX
  90         LIBPATH="${THERE}:$LIBPATH"                     # AIX, OS/2
  91         export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH LIBPATH
  92         # Even though $PATH is adjusted [for Windows sake], it doesn't
  93         # necessarily does the trick. Trouble is that with introduction
  94         # of SafeDllSearchMode in XP/2003 it's more appropriate to copy
  95         # .DLLs in vicinity of executable, which is done elsewhere...
  96         if [ "$OSTYPE" != msdosdjgpp ]; then
  97                 PATH="${THERE}:$PATH"; export PATH
  98         fi
  99         ;;
 100 esac
 101
 102 {- output_off() unless grep (/-rpath\b/, @{$config{LDFLAGS}}); ""; -}
 103 if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then
 104         # Following three lines are major excuse for isolating them into
 105         # this wrapper script. Original reason for setting LD_PRELOAD
 106         # was to make it possible to pass 'make test' when user linked
 107         # with -rpath pointing to previous version installation. Wrapping
 108         # it into a script makes it possible to do so on multi-ABI
 109         # platforms.
 110         case "$SYSNAME" in
 111         *BSD)   LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;  # *BSD
 112         *)      LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO" ;;  # SunOS, Linux, ELF HP-UX
 113         esac
 114         _RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"      # Tru64, o32 IRIX
 115         DYLD_INSERT_LIBRARIES="$LIBCRYPTOSO:$LIBSSLSO"  # MacOS X
 116         export LD_PRELOAD _RLD_LIST DYLD_INSERT_LIBRARIES
 117 fi
 118 {- output_on() unless grep (/-rpath\b/, @{$config{LDFLAGS}}); ""; -}
 119
 120 cmd="$1"; [ -x "$cmd" ] || cmd="$cmd${EXE_EXT}"
 121 shift
 122 if [ $# -eq 0 ]; then
 123         exec "$cmd"     # old sh, such as Tru64 4.x, fails to expand empty "$@"
 124 else
 125         exec "$cmd" "$@"
 126 fi