build: rename " and "" to quote1 and quote2 for hg

They'll be copied back during installation
but then hg doesn't have to create those files
on systems that have trouble with them.

TBR=rsc
https://codereview.appspot.com/105800043

1 files changed, 10 insertions, 0 deletions

diff --git a/bin/quote2 b/bin/quote2
new file mode 100755
index 00000000..c77da34d
--- /dev/null
+++ b/bin/quote2
@@ -0,0 +1,10 @@
+#!/usr/local/plan9/bin/rc
+
+cmd = `{" $* | tail -1}
+if (~ $#cmd 0) {
+	echo no such command found >[1=2]
+	exit notfound
+}
+
+echo '	' $cmd >[1=2]
+rc -c $"cmd