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author | Zac Medico <zmedico@gentoo.org> | 2009-10-31 23:35:48 +0000 |
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committer | Zac Medico <zmedico@gentoo.org> | 2009-10-31 23:35:48 +0000 |
commit | af58d636ac13513682e04ed8880dca42bff24520 (patch) | |
tree | 1424d40405ddcb6eeeba3fc3efdbde552788958f /pym/_emerge/main.py | |
parent | 3ea97985ed33afb010042d7694afe6633b6ea521 (diff) | |
download | portage-af58d636ac13513682e04ed8880dca42bff24520.tar.gz portage-af58d636ac13513682e04ed8880dca42bff24520.tar.bz2 portage-af58d636ac13513682e04ed8880dca42bff24520.zip |
Add a --backtrack=COUNT option to control how many times backtracking is
allowed, and reduce the default from 30 to 5. (trunk r14763)
svn path=/main/branches/2.1.7/; revision=14766
Diffstat (limited to 'pym/_emerge/main.py')
-rw-r--r-- | pym/_emerge/main.py | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/pym/_emerge/main.py b/pym/_emerge/main.py index 37875cbd2..0ed2604a7 100644 --- a/pym/_emerge/main.py +++ b/pym/_emerge/main.py @@ -432,6 +432,15 @@ def parse_opts(tmpcmdline, silent=False): "help":"temporarily override ACCEPT_PROPERTIES", "action":"store" }, + + "--backtrack": { + + "help" : "Specifies how many times to backtrack if dependency " + \ + "calculation fails ", + + "action" : "store" + }, + "--config-root": { "help":"specify the location for portage configuration files", "action":"store" @@ -653,6 +662,21 @@ def parse_opts(tmpcmdline, silent=False): if myoptions.selective == "True": myoptions.selective = True + if myoptions.backtrack is not None: + + try: + backtrack = int(myoptions.backtrack) + except (OverflowError, ValueError): + backtrack = -1 + + if backtrack < 0: + backtrack = None + if not silent: + writemsg("!!! Invalid --backtrack parameter: '%s'\n" % \ + (myoptions.backtrack,), noiselevel=-1) + + myoptions.backtrack = backtrack + if myoptions.deep is not None: deep = None if myoptions.deep == "True": |