From f2d79bd71046d1b5b9a9c949c667739159ab5c98 Mon Sep 17 00:00:00 2001 From: Zac Medico Date: Tue, 30 Jun 2009 21:33:42 +0000 Subject: Bug #275945 - Add a new --avoid-update which tries to avoid updating packages which possible. Thanks to Sebastian Mingramm (few) for this patch. svn path=/main/trunk/; revision=13745 --- man/emerge.1 | 12 ++++++++++++ pym/_emerge/depgraph.py | 5 +++++ pym/_emerge/help.py | 11 +++++++++++ pym/_emerge/main.py | 6 ++++++ 4 files changed, 34 insertions(+) diff --git a/man/emerge.1 b/man/emerge.1 index df054c9e9..a1dbcde73 100644 --- a/man/emerge.1 +++ b/man/emerge.1 @@ -90,6 +90,15 @@ option if you want to install a tbz2\fR. The packages are added to the \fBworld\fR file at the end, so that they are considered for later updating. .TP +.BR "\-\-avoid\-update " +Tries to prevent package updates. This may not always be +possible since new packages or new dependencies due to USE +flag changes may require a newer version of an installed +package. Furthermore, this option may lead to slot conflicts +(Multiple package instances within a single package slot +have been pulled into the dependency graph). It is not +possible to use this option in such a case. +.TP .BR "\-\-clean " (\fB\-c\fR) Cleans up the system by examining the installed packages and removing older packages. This is accomplished by looking at each installed package and separating @@ -364,6 +373,9 @@ A USE flag was turned off for a package. USE flags may be toggled by your profile as well as your USE and package.use settings. + +\fB\-\-avoid\-update\fR may prevent updates of installed packages without +use flag changes. Note that \fB\-\-avoid-\update\fR may lead to slot conflicts. .TP .BR "\-\-noconfmem" Causes portage to disregard merge records indicating that a config file diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py index 25e385521..de097c419 100644 --- a/pym/_emerge/depgraph.py +++ b/pym/_emerge/depgraph.py @@ -2091,6 +2091,11 @@ class depgraph(object): break if len(matched_packages) > 1: + if "--avoid-update" in self.myopts: + for pkg in matched_packages: + if pkg.installed: + return pkg, existing_node + bestmatch = portage.best( [pkg.cpv for pkg in matched_packages]) matched_packages = [pkg for pkg in matched_packages \ diff --git a/pym/_emerge/help.py b/pym/_emerge/help.py index 950692136..1f4b5201e 100644 --- a/pym/_emerge/help.py +++ b/pym/_emerge/help.py @@ -235,6 +235,17 @@ def help(myaction,myopts,havecolor=1): print " to the prompt, so an accidental press of the \"Enter\" key at any" print " time prior to the prompt will be interpreted as a choice!" print + print " "+green("--avoid-update") + desc = "Tries to prevent package updates. This may not always be" + \ + " possible since new packages or new dependencies due to USE" + \ + " flag changes may require a newer version of an installed" + \ + " package. Furthermore, this option may lead to slot conflicts" + \ + " (Multiple package instances within a single package slot" + \ + " have been pulled into the dependency graph). It is not" + \ + " possible to use this option in such a case." + for line in wrap(desc, desc_width): + print desc_indent + line + print print " "+green("--buildpkg")+" ("+green("-b")+" short option)" desc = "Tells emerge to build binary packages for all ebuilds processed in" + \ " addition to actually merging the packages. Useful for maintainers" + \ diff --git a/pym/_emerge/main.py b/pym/_emerge/main.py index f73bc6db4..087493c4d 100644 --- a/pym/_emerge/main.py +++ b/pym/_emerge/main.py @@ -65,6 +65,7 @@ options=[ "--searchdesc", "--selective", "--skipfirst", "--tree", +"--avoid-update", "--update", "--usepkg", "--usepkgonly", "--verbose", @@ -1060,6 +1061,11 @@ def emerge_main(): noiselevel=-1) return 1 + if "--avoid-update" in myopts and "--update" in myopts: + writemsg("!!! conflicting options given: " + \ + "--update and --avoid-update\n", noiselevel=-1) + return 1 + if settings.get("PORTAGE_DEBUG", "") == "1": spinner.update = spinner.update_quiet portage.debug=1 -- cgit v1.2.3-1-g7c22