diff options
Diffstat (limited to 'lib/sasl')
| -rw-r--r-- | lib/sasl/doc/src/appup.xml | 23 | ||||
| -rw-r--r-- | lib/sasl/examples/src/target_system.erl | 16 |
2 files changed, 34 insertions, 5 deletions
diff --git a/lib/sasl/doc/src/appup.xml b/lib/sasl/doc/src/appup.xml index 85fcbed3ba..95f315d269 100644 --- a/lib/sasl/doc/src/appup.xml +++ b/lib/sasl/doc/src/appup.xml @@ -4,7 +4,7 @@ <fileref> <header> <copyright> - <year>1997</year><year>2013</year> + <year>1997</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -84,6 +84,9 @@ version identifier must be specified as a binary, e.g.</p> <code type="none"><<"2\\.1\\.[0-9]+">></code> <p>will match all versions <c>2.1.x</c>, where x is any number.</p> + <p>Note that the regular expression must match the complete + version string, so the above example will work for for + e.g. <c>2.1.1</c>, but not for <c>2.1.1.1</c></p> </section> <section> @@ -339,7 +342,7 @@ restart_new_emulator version of erts, kernel, stdlib and sasl are used when the emulator restarts. Only one <c>restart_new_emulator</c> instruction is allowed in the relup, and it shall be placed - first. <seealso marker="systools#make_relup/3">systools:make_relup3,4</seealso> + first. <seealso marker="systools#make_relup/3">systools:make_relup/3,4</seealso> will ensure this when the relup is generated. The rest of the relup script is executed after the restart as a part of the boot script.</p> @@ -347,11 +350,25 @@ restart_new_emulator completed. To programatically find out if the upgrade is complete, call <seealso marker="release_handler#which_releases/0"> - release_handler:which_releases</seealso> and check if the + release_handler:which_releases/0,1</seealso> and check if the expected release has status <c>current</c>.</p> <p>The new release must still be made permanent after the upgrade is completed. Otherwise, the old emulator is started in case of an emulator restart.</p> + <warning> + <p>As stated above, the <c>restart_new_emulator</c> + instruction causes the emulator to be restarted with new + versions of <c>erts</c>, <c>kernel</c>, <c>stdlib</c> and + <c>sasl</c>. All other applications, however, will at startup + be running their old versions in this new emulator. In most + cases this is no problem, but every now and then there will be + incompatible changes to the core applications which may cause + trouble in this setting. Such incompatible changes (when + functions are removed) are normally preceded by a deprecation + over two major releases. To make sure your application is not + crashed by an incompatible change, always remove any call to + deprecated functions as soon as possible.</p> + </warning> <pre> restart_emulator </pre> diff --git a/lib/sasl/examples/src/target_system.erl b/lib/sasl/examples/src/target_system.erl index fb9e9aaaaf..a0ae016791 100644 --- a/lib/sasl/examples/src/target_system.erl +++ b/lib/sasl/examples/src/target_system.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011-2013. All Rights Reserved. +%% Copyright Ericsson AB 2011-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -65,7 +65,7 @@ create(RelFileName,SystoolsOpts) -> [RelFileName, RelFileName]), make_script(RelFileName,SystoolsOpts), - TarFileName = filename:join(Dir,RelFileName ++ ".tar.gz"), + TarFileName = RelFileName ++ ".tar.gz", io:fwrite("Creating tar file ~tp ...~n", [TarFileName]), make_tar(RelFileName,SystoolsOpts), @@ -100,6 +100,12 @@ create(RelFileName,SystoolsOpts) -> copy_file(filename:join([ErtsBinDir, "to_erl"]), filename:join([TmpBinDir, "to_erl"]), [preserve]), + %% This is needed if 'start' script created from 'start.src' shall + %% be used as it points out this directory as log dir for 'run_erl' + TmpLogDir = filename:join([TmpDir, "log"]), + io:fwrite("Creating temporary directory ~tp ...~n", [TmpLogDir]), + ok = file:make_dir(TmpLogDir), + StartErlDataFile = filename:join([TmpDir, "releases", "start_erl.data"]), io:fwrite("Creating ~tp ...~n", [StartErlDataFile]), StartErlData = io_lib:fwrite("~s ~s~n", [ErtsVsn, RelVsn]), @@ -115,6 +121,7 @@ create(RelFileName,SystoolsOpts) -> erl_tar:add(Tar, filename:join(TmpDir,ErtsDir), ErtsDir, []), erl_tar:add(Tar, filename:join(TmpDir,"releases"), "releases", []), erl_tar:add(Tar, filename:join(TmpDir,"lib"), "lib", []), + erl_tar:add(Tar, filename:join(TmpDir,"log"), "log", []), erl_tar:close(Tar), %% file:set_cwd(Cwd), io:fwrite("Removing directory ~tp ...~n",[TmpDir]), @@ -136,6 +143,11 @@ install(RelFileName, RootDir) -> subst_src_scripts(["erl", "start", "start_erl"], ErtsBinDir, BinDir, [{"FINAL_ROOTDIR", RootDir}, {"EMU", "beam"}], [preserve]), + %%! Workaround for pre OTP 17.0: start.src and start_erl.src did + %%! not have correct permissions, so the above 'preserve' option did not help + ok = file:change_mode(filename:join(BinDir,"start"),8#0755), + ok = file:change_mode(filename:join(BinDir,"start_erl"),8#0755), + io:fwrite("Creating the RELEASES file ...\n"), create_RELEASES(RootDir, filename:join([RootDir, "releases", filename:basename(RelFileName)])). |