From 8baa775d00a1ed2deccb80709cfe87664268f596 Mon Sep 17 00:00:00 2001 From: Reid Spencer Date: Mon, 29 Nov 2004 12:28:47 +0000 Subject: [PATCH] * Update instructions about upgrading libtool * Add instructions about upgrading autoconf git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18348 91177308-0d34-0410-b5e6-96231b3b80d8 --- autoconf/README.TXT | 43 +++++++++++++++++++++++++++++++++++-------- 1 file changed, 35 insertions(+), 8 deletions(-) diff --git a/autoconf/README.TXT b/autoconf/README.TXT index 59724a441b9..0e91beeab0f 100644 --- a/autoconf/README.TXT +++ b/autoconf/README.TXT @@ -1,12 +1,39 @@ Upgrading Libtool ------------------ +=============================================================================== If you are in the mood to upgrade libtool, you must do the following: -1. configure/build/install libtool with --prefix= -2. Copy /share/aclocal/libtool.m4 to llvm/autoconf/m4/libtool.m4 -3. Copy /share/libtool/ltmain.sh to llvm/autoconf/ltmain.sh -4. Adjust the llvm/autoconf/m4/libtool.m4 file to ensure that the variable - default_ofile is set to "mklib" instead of "libtool" -5. Possibly adjust llvm/autoconf/m4/libtool.m4 to get rid of autoconf - warnings related to obsolete autconf features (e.g. AC_TRY_LINK) + 1. Get the new version of libtool and put it in + 2. configure/build/install libtool with --prefix= + 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 + default_ofile is set to "mklib" instead of "libtool" + 9. 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. + +Upgrading autoconf +=============================================================================== + +If you are in the mood to upgrade autoconf, you should: + + 1. Consider not upgrading. + 2. No really, this is a hassle, you don't want to do it. + 3. Get the new version of autoconf and put it in + 4. configure/build/install autoconf with --prefix= + 5. Run autoupdate on all the m4 macros in llvm/autoconf/m4 + 6. Run autoupdate on llvm/autoconf/configure.ac + 7. Regenerate configure script with AutoRegen.sh + 8. If there are any warnings from autoconf, fix them and go to step 7. + 9. Test, test, test. -- 2.34.1