107 lines
4.0 KiB
Bash
107 lines
4.0 KiB
Bash
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#!/bin/sh
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[ $# -ne 0 ] || set -x # debug mode without arguments:-)
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THERE="`echo $0 | sed -e 's|[^/]*$||' 2>/dev/null`.."
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[ -d "${THERE}" ] || exec "$@" # should never happen...
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# Alternative to this is to parse ${THERE}/Makefile...
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LIBCRYPTOSO="${THERE}/libcrypto.so"
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if [ -f "$LIBCRYPTOSO" ]; then
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while [ -h "$LIBCRYPTOSO" ]; do
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LIBCRYPTOSO="${THERE}/`ls -l "$LIBCRYPTOSO" | sed -e 's|.*\-> ||'`"
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done
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SOSUFFIX=`echo ${LIBCRYPTOSO} | sed -e 's|.*\.so||' 2>/dev/null`
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LIBSSLSO="${THERE}/libssl.so${SOSUFFIX}"
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fi
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SYSNAME=`(uname -s) 2>/dev/null`;
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case "$SYSNAME" in
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SunOS|IRIX*)
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# SunOS and IRIX run-time linkers evaluate alternative
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# variables depending on target ABI...
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rld_var=LD_LIBRARY_PATH
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case "`(/usr/bin/file "$LIBCRYPTOSO") 2>/dev/null`" in
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*ELF\ 64*SPARC*|*ELF\ 64*AMD64*)
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[ -n "$LD_LIBRARY_PATH_64" ] && rld_var=LD_LIBRARY_PATH_64
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LD_PRELOAD_64="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_64
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preload_var=LD_PRELOAD_64
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;;
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*ELF\ 32*SPARC*|*ELF\ 32*80386*)
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# We only need to change LD_PRELOAD_32 and LD_LIBRARY_PATH_32
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# on a multi-arch system. Otherwise, trust the fallbacks.
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if [ -f /lib/64/ld.so.1 ]; then
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[ -n "$LD_LIBRARY_PATH_32" ] && rld_var=LD_LIBRARY_PATH_32
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LD_PRELOAD_32="$LIBCRYPTOSO $LIBSSLSO"; export LD_PRELOAD_32
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preload_var=LD_PRELOAD_32
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fi
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;;
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# Why are newly built .so's preloaded anyway? Because run-time
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# .so lookup path embedded into application takes precedence
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# over LD_LIBRARY_PATH and as result application ends up linking
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# to previously installed .so's. On IRIX instead of preloading
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# newly built .so's we trick run-time linker to fail to find
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# the installed .so by setting _RLD_ROOT variable.
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*ELF\ 32*MIPS*)
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#_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD_LIST
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_RLD_ROOT=/no/such/dir; export _RLD_ROOT
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eval $rld_var=\"/usr/lib'${'$rld_var':+:$'$rld_var'}'\"
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preload_var=_RLD_LIST
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;;
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*ELF\ N32*MIPS*)
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[ -n "$LD_LIBRARYN32_PATH" ] && rld_var=LD_LIBRARYN32_PATH
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#_RLDN32_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLDN32_LIST
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_RLDN32_ROOT=/no/such/dir; export _RLDN32_ROOT
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eval $rld_var=\"/usr/lib32'${'$rld_var':+:$'$rld_var'}'\"
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preload_var=_RLDN32_LIST
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;;
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*ELF\ 64*MIPS*)
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[ -n "$LD_LIBRARY64_PATH" ] && rld_var=LD_LIBRARY64_PATH
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#_RLD64_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"; export _RLD64_LIST
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_RLD64_ROOT=/no/such/dir; export _RLD64_ROOT
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eval $rld_var=\"/usr/lib64'${'$rld_var':+:$'$rld_var'}'\"
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preload_var=_RLD64_LIST
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;;
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esac
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eval $rld_var=\"${THERE}'${'$rld_var':+:$'$rld_var'}'\"; export $rld_var
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unset rld_var
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;;
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*) LD_LIBRARY_PATH="${THERE}:$LD_LIBRARY_PATH" # Linux, ELF HP-UX
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DYLD_LIBRARY_PATH="${THERE}:$DYLD_LIBRARY_PATH" # MacOS X
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SHLIB_PATH="${THERE}:$SHLIB_PATH" # legacy HP-UX
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LIBPATH="${THERE}:$LIBPATH" # AIX, OS/2
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export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH LIBPATH
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# Even though $PATH is adjusted [for Windows sake], it doesn't
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# necessarily does the trick. Trouble is that with introduction
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# of SafeDllSearchMode in XP/2003 it's more appropriate to copy
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# .DLLs in vicinity of executable, which is done elsewhere...
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if [ "$OSTYPE" != msdosdjgpp ]; then
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PATH="${THERE}:$PATH"; export PATH
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fi
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;;
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esac
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if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then
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# Following three lines are major excuse for isolating them into
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# this wrapper script. Original reason for setting LD_PRELOAD
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# was to make it possible to pass 'make test' when user linked
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# with -rpath pointing to previous version installation. Wrapping
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# it into a script makes it possible to do so on multi-ABI
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# platforms.
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case "$SYSNAME" in
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*BSD|QNX) LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;; # *BSD, QNX
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*) LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO" ;; # SunOS, Linux, ELF HP-UX
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esac
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_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT" # Tru64, o32 IRIX
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DYLD_INSERT_LIBRARIES="$LIBCRYPTOSO:$LIBSSLSO" # MacOS X
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export LD_PRELOAD _RLD_LIST DYLD_INSERT_LIBRARIES
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fi
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cmd="$1${EXE_EXT}"
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shift
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if [ $# -eq 0 ]; then
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exec "$cmd" # old sh, such as Tru64 4.x, fails to expand empty "$@"
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else
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exec "$cmd" "$@"
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fi
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