remote-hg: fix handling of file perms when pushing

Previously, when changing and committing an executable file, the file
would loose its executable bit on the hg side. Likewise, symlinks ended
up as "normal" files". This was not immediately apparent on the git side
unless one did a fresh clone.

Signed-off-by: Max Horn <max@quendi.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/remote-helpers/git-remote-hg

@@ -53,7 +53,7 @@ def gittz(tz):
     return '%+03d%02d' % (-tz / 3600, -tz % 3600 / 60)
 
 def hgmode(mode):
-    m = { '0100755': 'x', '0120000': 'l' }
+    m = { '100755': 'x', '120000': 'l' }
     return m.get(mode, '')
 
 def get_config(config):

contrib/remote-helpers/test-hg-hg-git.sh

@@ -109,6 +109,74 @@ setup () {
 
 setup
 
+test_expect_success 'executable bit' '
+	mkdir -p tmp && cd tmp &&
+	test_when_finished "cd .. && rm -rf tmp" &&
+
+	(
+	git init -q gitrepo &&
+	cd gitrepo &&
+	echo alpha > alpha &&
+	chmod 0644 alpha &&
+	git add alpha &&
+	git commit -m "add alpha" &&
+	chmod 0755 alpha &&
+	git add alpha &&
+	git commit -m "set executable bit" &&
+	chmod 0644 alpha &&
+	git add alpha &&
+	git commit -m "clear executable bit"
+	) &&
+
+	for x in hg git; do
+		(
+		hg_clone_$x gitrepo hgrepo-$x &&
+		cd hgrepo-$x &&
+		hg_log . &&
+		hg manifest -r 1 -v &&
+		hg manifest -v
+		) > output-$x &&
+
+		git_clone_$x hgrepo-$x gitrepo2-$x &&
+		git_log gitrepo2-$x > log-$x
+	done &&
+	cp -r log-* output-* /tmp/foo/ &&
+
+	test_cmp output-hg output-git &&
+	test_cmp log-hg log-git
+'
+
+test_expect_success 'symlink' '
+	mkdir -p tmp && cd tmp &&
+	test_when_finished "cd .. && rm -rf tmp" &&
+
+	(
+	git init -q gitrepo &&
+	cd gitrepo &&
+	echo alpha > alpha &&
+	git add alpha &&
+	git commit -m "add alpha" &&
+	ln -s alpha beta &&
+	git add beta &&
+	git commit -m "add beta"
+	) &&
+
+	for x in hg git; do
+		(
+		hg_clone_$x gitrepo hgrepo-$x &&
+		cd hgrepo-$x &&
+		hg_log . &&
+		hg manifest -v
+		) > output-$x &&
+
+		git_clone_$x hgrepo-$x gitrepo2-$x &&
+		git_log gitrepo2-$x > log-$x
+	done &&
+
+	test_cmp output-hg output-git &&
+	test_cmp log-hg log-git
+'
+
 test_expect_success 'merge conflict 1' '
 	mkdir -p tmp && cd tmp &&
 	test_when_finished "cd .. && rm -rf tmp" &&