git-svn: extra error check to ensure we open a file correctly

diff --git a/Documentation/git-svnimport.txt b/Documentation/git-svnimport.txt
index 912a80865e7616fc81905616f9b9f86c531ff4ce..b1b87c2fcd9b60aef6fb937bd4d28572f1cb8463 100644 (file)
--- a/Documentation/git-svnimport.txt
+++ b/Documentation/git-svnimport.txt
@@ -9,6 +9,7 @@ git-svnimport - Import a SVN repository into git
 
 SYNOPSIS
 --------
+[verse]
 'git-svnimport' [ -o <branch-for-HEAD> ] [ -h ] [ -v ] [ -d | -D ]
                [ -C <GIT_repository> ] [ -i ] [ -u ] [-l limit_rev]
                [ -b branch_subdir ] [ -T trunk_subdir ] [ -t tag_subdir ]
@@ -74,13 +75,21 @@ When importing incrementally, you might need to edit the .git/svn2git file.
 
 -A <author_file>::
        Read a file with lines on the form
++
+------
+       username = User's Full Name <email@addr.es>
 
-         username = User's Full Name <email@addr.es>
-
-       and use "User's Full Name <email@addr.es>" as the GIT
-       author and committer for Subversion commits made by
-       "username". If encountering a commit made by a user not in the
-       list, abort.
+------
++
+and use "User's Full Name <email@addr.es>" as the GIT
+author and committer for Subversion commits made by
+"username". If encountering a commit made by a user not in the
+list, abort.
++
+For convenience, this data is saved to $GIT_DIR/svn-authors
+each time the -A option is provided, and read from that same
+file each time git-svnimport is run with an existing GIT
+repository without -A.
 
 -m::
        Attempt to detect merges based on the commit message. This option