Document git-svn's first-parent rule

diff --git a/builtin-revert.c b/builtin-revert.c
index c87115af30abd9515599586af860ccd07b96b264..151aa6a981832954120359f7c953015525b530d8 100644 (file)
--- a/builtin-revert.c
+++ b/builtin-revert.c
@@ -135,7 +135,7 @@ static void add_to_msg(const char *string)
 {
        int len = strlen(string);
        if (write_in_full(msg_fd, string, len) < 0)
-               die ("Could not write to MERGE_MSG");
+               die_errno ("Could not write to MERGE_MSG");
 }
 
 static void add_message_to_msg(const char *message)