patchGit-p4: Add "git p4 change" command.

> From: "Andrei Warkentin" <andreiw@vmware.com>
> To: git@vger.kernel.org, gitster@pobox.com
> Cc: "Andrei Warkentin" <andreiw@vmware.com>
> Sent: Monday, October 17, 2011 6:18:57 PM
> Subject: [PATCH] Git-p4: Add "git p4 change" command.
> 
> Many users of p4/sd use changelists for review, regression
> tests and batch builds.
> 
> "p4 change" is almost equivalent to "p4 submit", yet will
> just create the changelist and not submit it.
> 
> Signed-off-by: Andrei Warkentin <andreiw@vmware.com>
> ---
>  contrib/fast-import/git-p4 |   23 ++++++++++++++++++-----
>  1 files changed, 18 insertions(+), 5 deletions(-)
> 
> diff --git a/contrib/fast-import/git-p4 b/contrib/fast-import/git-p4
> index 2f7b270..dd084b9 100755
> --- a/contrib/fast-import/git-p4
> +++ b/contrib/fast-import/git-p4
> @@ -950,7 +950,10 @@ class P4Submit(Command, P4UserMap):
>              if checkModTime and (os.stat(fileName).st_mtime <=
>              mtime):
>                  response = "x"
>                  while response != "y" and response != "n":
> -                    response = raw_input("Submit template unchanged.
> Submit anyway? [y]es, [n]o (skip this patch) ")
> +                    if (self.cmdname == "change"):
> +                        response = raw_input("Change template
> unchanged. Create changelist anyway? [y]es, [n]o (skip this patch)
> ")
> +                    else:
> +                        response = raw_input("Submit template
> unchanged. Submit anyway? [y]es, [n]o (skip this patch) ")
>  
>              if response == "y":
>                  tmpFile = open(fileName, "rb")
> @@ -959,7 +962,10 @@ class P4Submit(Command, P4UserMap):
>                  submitTemplate =
>                  message[:message.index(separatorLine)]
>                  if self.isWindows:
>                      submitTemplate = submitTemplate.replace("\r\n",
>                      "\n")
> -                p4_write_pipe("submit -i", submitTemplate)
> +                if (self.cmdname == "change"):
> +                    p4_write_pipe("change -i", submitTemplate)
> +                else:
> +                    p4_write_pipe("submit -i", submitTemplate)
>  
>                  if self.preserveUser:
>                      if p4User:
> @@ -981,9 +987,14 @@ class P4Submit(Command, P4UserMap):
>              file = open(fileName, "w+")
>              file.write(self.prepareLogMessage(template, logMessage))
>              file.close()
> -            print ("Perforce submit template written as %s. "
> -                   + "Please review/edit and then use p4 submit -i <
> %s to submit directly!"
> -                   % (fileName, fileName))
> +            if (self.cmdname == "change"):
> +                print ("Perforce change template written as %s. "
> +                       + "Please review/edit and then use p4 change
> -i < %s to submit directly!"
> +                       % (fileName, fileName))
> +            else:
> +                print ("Perforce submit template written as %s. "
> +                       + "Please review/edit and then use p4 submit
> -i < %s to submit directly!"
> +                       % (fileName, fileName))
>  
>      def run(self, args):
>          if len(args) == 0:
> @@ -2177,6 +2188,7 @@ commands = {
>      "debug" : P4Debug,
>      "submit" : P4Submit,
>      "commit" : P4Submit,
> +    "change" : P4Submit,
>      "sync" : P4Sync,
>      "rebase" : P4Rebase,
>      "clone" : P4Clone,
> @@ -2202,6 +2214,7 @@ def main():
>          sys.exit(2)
>  
>      options = cmd.options
> +    cmd.cmdname = cmdName
>      cmd.gitdir = os.environ.get("GIT_DIR", None)
>  
>      args = sys.argv[2:]
> --
> 1.7.4.1
>