git-archive: work in bare repos

This moves the call to git_config to a place where it doesn't break the
logic for using git archive in a bare repository but retains the fix to
make git archive respect core.autocrlf.

Tests are by René Scharfe.

Signed-off-by: Charles Bailey <charles@hashpling.org>
Tested-by: Deskin Miller <deskinm@umich.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

archive.c

@@ -338,5 +338,7 @@ int write_archive(int argc, const char **argv, const char *prefix,
 	parse_treeish_arg(argv, &args, prefix);
 	parse_pathspec_arg(argv + 1, &args);
 
+	git_config(git_default_config, NULL);
+
 	return ar->write_archive(&args);
 }

builtin-archive.c

@@ -111,8 +111,6 @@ int cmd_archive(int argc, const char **argv, const char *prefix)
 {
 	const char *remote = NULL;
 
-	git_config(git_default_config, NULL);
-
 	remote = extract_remote_arg(&argc, argv);
 	if (remote)
 		return run_remote_archiver(remote, argc, argv);

t/t5000-tar-tree.sh

@@ -57,6 +57,11 @@ test_expect_success \
      git update-ref HEAD $(TZ=GMT GIT_COMMITTER_DATE="2005-05-27 22:00:00" \
      git commit-tree $treeid </dev/null)'
 
+test_expect_success \
+    'create bare clone' \
+    'git clone --bare . bare.git &&
+     cp .gitattributes bare.git/info/attributes'
+
 test_expect_success \
     'remove ignored file' \
     'rm a/ignored'
@@ -73,6 +78,14 @@ test_expect_success \
     'git archive vs. git tar-tree' \
     'diff b.tar b2.tar'
 
+test_expect_success \
+    'git archive in a bare repo' \
+    '(cd bare.git && git archive HEAD) >b3.tar'
+
+test_expect_success \
+    'git archive vs. the same in a bare repo' \
+    'test_cmp b.tar b3.tar'
+
 test_expect_success \
     'validate file modification time' \
     'mkdir extract &&
@@ -151,6 +164,14 @@ test_expect_success \
     'git archive --format=zip' \
     'git archive --format=zip HEAD >d.zip'
 
+test_expect_success \
+    'git archive --format=zip in a bare repo' \
+    '(cd bare.git && git archive --format=zip HEAD) >d1.zip'
+
+test_expect_success \
+    'git archive --format=zip vs. the same in a bare repo' \
+    'test_cmp d.zip d1.zip'
+
 $UNZIP -v >/dev/null 2>&1
 if [ $? -eq 127 ]; then
 	echo "Skipping ZIP tests, because unzip was not found"