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-rw-r--r--autoconf/README.TXT19
1 files changed, 10 insertions, 9 deletions
diff --git a/autoconf/README.TXT b/autoconf/README.TXT
index 0e91beeab0..4deacf244e 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 <SRC>/ltdl.m4 to llvm/autoconf/m4
4. Copy <PFX>/share/aclocal/libtool.m4 to llvm/autoconf/m4/libtool.m4
5. Copy <PFX>/share/libtool/ltmain.sh to llvm/autoconf/ltmain.sh
- 6. Copy <PFX>/share/libtool/libltdl/ltdl.c to llvm/lib/System
- 7. Copy <PFX>/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 <PFX>/share/libtool/libltdl/ltdl.c to llvm/lib/System
+ 8. Copy <PFX>/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
===============================================================================