Merge branch 'jc/ident'

* jc/ident:
  Make "empty ident" error message a bit more helpful.
  Merge branch 'jc/topo'
  Merge branch 'jc/rebase-limit'
  gitview: typofix
  git-svn: remove files from the index before adding/updating

contrib/git-svn/git-svn

@@ -580,13 +580,12 @@ sub svn_info {
 sub sys { system(@_) == 0 or croak $? }
 
 sub git_addremove {
-	system(	"git-ls-files -z --others ".
+	system( "git-diff-files --name-only -z ".
+				" | git-update-index --remove -z --stdin; ".
+		"git-ls-files -z --others ".
 			"'--exclude-from=$GIT_DIR/$GIT_SVN/info/exclude'".
-				"| git-update-index --add -z --stdin; ".
-		"git-ls-files -z --deleted ".
-				"| git-update-index --remove -z --stdin; ".
-		"git-ls-files -z --modified".
-				"| git-update-index -z --stdin") == 0 or croak $?
+				" | git-update-index --add -z --stdin; "
+		) == 0 or croak $?
 }
 
 sub s_to_file {

contrib/gitview/gitview.txt

@@ -32,7 +32,7 @@ EXAMPLES
 	  Show as the changes since version v2.6.12 that changed any file in the include/scsi
 	  or drivers/scsi subdirectories
 
-	gitk --since=2.weeks.ago
+	gitview --since=2.weeks.ago
 	  Show the changes during the last two weeks 
 
 	

ident.c

@@ -46,6 +46,15 @@ static void copy_gecos(struct passwd *w, char *name, int sz)
 
 }
 
+static const char au_env[] = "GIT_AUTHOR_NAME";
+static const char co_env[] = "GIT_COMMITTER_NAME";
+static const char env_hint[] =
+"\n*** Environment problem:\n"
+"*** Your name cannot be determined from your system services (gecos).\n"
+"*** You would need to set %s and %s\n"
+"*** environment variables; otherwise you won't be able to perform\n"
+"*** certain operations because of \"empty ident\" errors.\n\n";
+
 int setup_ident(void)
 {
 	int len;
@@ -57,6 +66,11 @@ int setup_ident(void)
 	/* Get the name ("gecos") */
 	copy_gecos(pw, git_default_name, sizeof(git_default_name));
 
+	if (!*git_default_name) {
+		if (!getenv(au_env) || !getenv(co_env))
+			fprintf(stderr, env_hint, au_env, co_env);
+	}
+
 	/* Make up a fake email address (name + '@' + hostname [+ '.' + domainname]) */
 	len = strlen(pw->pw_name);
 	if (len > sizeof(git_default_email)/2)