From e63231e566e2ac063e9f2aca18f5e3dca29dbc8f Mon Sep 17 00:00:00 2001
From: Pete Wyckoff <pw@padd.com>
Date: Sat, 11 Aug 2012 12:55:02 -0400
Subject: [PATCH] git p4: set self.branchPrefixes in initialization

This instance variable is needed during commit() to map
files from p4 to their relative locations in git.  Set
it when initializing P4Sync to avoid passing it to every
commit() call.

Signed-off-by: Pete Wyckoff <pw@padd.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 git-p4.py | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/git-p4.py b/git-p4.py
index e67d37d2f9..6d0711559a 100755
--- a/git-p4.py
+++ b/git-p4.py
@@ -2041,10 +2041,9 @@ class P4Sync(Command, P4UserMap):
         gitStream.write(description)
         gitStream.write("\n")
 
-    def commit(self, details, files, branch, branchPrefixes, parent = ""):
+    def commit(self, details, files, branch, parent = ""):
         epoch = details["time"]
         author = details["user"]
-        self.branchPrefixes = branchPrefixes
 
         if self.verbose:
             print "commit into %s" % branch
@@ -2053,7 +2052,7 @@ class P4Sync(Command, P4UserMap):
         # create a commit.
         new_files = []
         for f in files:
-            if [p for p in branchPrefixes if p4PathStartsWith(f['path'], p)]:
+            if [p for p in self.branchPrefixes if p4PathStartsWith(f['path'], p)]:
                 new_files.append (f)
             else:
                 sys.stderr.write("Ignoring file outside of prefix: %s\n" % f['path'])
@@ -2070,8 +2069,8 @@ class P4Sync(Command, P4UserMap):
 
         self.gitStream.write("data <<EOT\n")
         self.gitStream.write(details["desc"])
-        self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s"
-                             % (','.join (branchPrefixes), details["change"]))
+        self.gitStream.write("\n[git-p4: depot-paths = \"%s\": change = %s" %
+                             (','.join(self.branchPrefixes), details["change"]))
         if len(details['options']) > 0:
             self.gitStream.write(": options = %s" % details['options'])
         self.gitStream.write("]\nEOT\n\n")
@@ -2094,7 +2093,7 @@ class P4Sync(Command, P4UserMap):
                 print "Change %s is labelled %s" % (change, labelDetails)
 
             files = p4CmdList(["files"] + ["%s...@%s" % (p, change)
-                                                    for p in branchPrefixes])
+                                                for p in self.branchPrefixes])
 
             if len(files) == len(labelRevisions):
 
@@ -2405,6 +2404,7 @@ class P4Sync(Command, P4UserMap):
                     for branch in branches.keys():
                         ## HACK  --hwn
                         branchPrefix = self.depotPaths[0] + branch + "/"
+                        self.branchPrefixes = [ branchPrefix ]
 
                         parent = ""
 
@@ -2449,19 +2449,19 @@ class P4Sync(Command, P4UserMap):
                             tempBranch = os.path.join(self.tempBranchLocation, "%d" % (change))
                             if self.verbose:
                                 print "Creating temporary branch: " + tempBranch
-                            self.commit(description, filesForCommit, tempBranch, [branchPrefix])
+                            self.commit(description, filesForCommit, tempBranch)
                             self.tempBranches.append(tempBranch)
                             self.checkpoint()
                             blob = self.searchParent(parent, branch, tempBranch)
                         if blob:
-                            self.commit(description, filesForCommit, branch, [branchPrefix], blob)
+                            self.commit(description, filesForCommit, branch, blob)
                         else:
                             if self.verbose:
                                 print "Parent of %s not found. Committing into head of %s" % (branch, parent)
-                            self.commit(description, filesForCommit, branch, [branchPrefix], parent)
+                            self.commit(description, filesForCommit, branch, parent)
                 else:
                     files = self.extractFilesFromCommit(description)
-                    self.commit(description, files, self.branch, self.depotPaths,
+                    self.commit(description, files, self.branch,
                                 self.initialParent)
                     self.initialParent = ""
             except IOError:
@@ -2525,7 +2525,7 @@ class P4Sync(Command, P4UserMap):
 
         self.updateOptionDict(details)
         try:
-            self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPaths)
+            self.commit(details, self.extractFilesFromCommit(details), self.branch)
         except IOError:
             print "IO error with git fast-import. Is your git version recent enough?"
             print self.gitError.read()
@@ -2683,6 +2683,9 @@ class P4Sync(Command, P4UserMap):
 
         self.depotPaths = newPaths
 
+        # --detect-branches may change this for each branch
+        self.branchPrefixes = self.depotPaths
+
         self.loadUserMapFromCache()
         self.labels = {}
         if self.detectLabels: