diff --git a/autoconf/README.TXT b/autoconf/README.TXT index 0e91beeab0f..4deacf244e1 100644 --- a/autoconf/README.TXT +++ b/autoconf/README.TXT @@ -8,20 +8,21 @@ If you are in the mood to upgrade libtool, you must do the following: 3. Copy /ltdl.m4 to llvm/autoconf/m4 4. Copy /share/aclocal/libtool.m4 to llvm/autoconf/m4/libtool.m4 5. Copy /share/libtool/ltmain.sh to llvm/autoconf/ltmain.sh - 6. Copy /share/libtool/libltdl/ltdl.c to llvm/lib/System - 7. Copy /share/libtool/libltdl/ltdl.h to llvm/lib/System - 8. Adjust the llvm/autoconf/m4/libtool.m4 file to ensure that the variable + 6. Run sed -e 's/output.exp/outputname.exp/g' on ltmain.sh + 7. Copy /share/libtool/libltdl/ltdl.c to llvm/lib/System + 8. Copy /share/libtool/libltdl/ltdl.h to llvm/lib/System + 9. Adjust the llvm/autoconf/m4/libtool.m4 file to ensure that the variable default_ofile is set to "mklib" instead of "libtool" - 9. Run "autoupdate libtool.m4 ltdl.m4" in the llvm/autoconf/m4 directory. +10. Run "autoupdate libtool.m4 ltdl.m4" in the llvm/autoconf/m4 directory. This should correctly update the macro definitions in the libtool m4 files to match the version of autoconf that LLVM uses. This converts AC_HELP_STRING to AS_HELP_STRING and AC_TRY_LINK to AC_LINK_IFELSE, amongst other things. You may need to manually adjust the files. -10. Run AutoRegen.sh to get the new macros into configure script -11. If there are any warnings from configure, go to step 9. -12. Rebuild LLVM, making sure it reconfigured -13. Test the JIT which uses libltdl -14. If it all works, only THEN commit the changes. +11. Run AutoRegen.sh to get the new macros into configure script +12. If there are any warnings from configure, go to step 9. +13. Rebuild LLVM, making sure it reconfigured +14. Test the JIT which uses libltdl +15. If it all works, only THEN commit the changes. Upgrading autoconf =============================================================================== diff --git a/autoconf/ltmain.sh b/autoconf/ltmain.sh index 761e1fd509a..38479b1fbdd 100644 --- a/autoconf/ltmain.sh +++ b/autoconf/ltmain.sh @@ -4327,12 +4327,12 @@ extern \"C\" { # Prepare the list of exported symbols if test -z "$export_symbols"; then - export_symbols="$output_objdir/$output.exp" + export_symbols="$output_objdir/$outputname.exp" $run $rm $export_symbols $run eval "${SED} -n -e '/^: @PROGRAM@$/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"' else - $run eval "${SED} -e 's/\([][.*^$]\)/\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$output.exp"' - $run eval 'grep -f "$output_objdir/$output.exp" < "$nlist" > "$nlist"T' + $run eval "${SED} -e 's/\([][.*^$]\)/\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.exp"' + $run eval 'grep -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T' $run eval 'mv "$nlist"T "$nlist"' fi fi