From f868b24d0f280bb966e5c352028a343e45d20a02 Mon Sep 17 00:00:00 2001
From: Diego Biurrun <diego@biurrun.de>
Date: Mon, 4 Mar 2013 22:58:34 +0100
Subject: [PATCH] configure: Add sanitize_var_name convenience function
This is useful in all the places where special characters in
variable names are manually translated to underscores.
---
configure | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/configure b/configure
index a9335460910..157517f406f 100755
--- a/configure
+++ b/configure
@@ -408,14 +408,18 @@ set_weak(){
done
}
+sanitize_var_name(){
+ echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
+}
+
set_safe(){
var=$1
shift
- eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
+ eval $(sanitize_var_name "$var")='$*'
}
get_safe(){
- eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
+ eval echo \$$(sanitize_var_name "$1")
}
pushvar(){
--
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