util: Silence fwrite on error

diff --git a/src/functions/functions.util b/src/functions/functions.util
index 79ec87db7e579fa078f0f37f8443332ee4feec19..179656ea505fdecfe450b6d020b422477a1ebffd 100644 (file)
--- a/src/functions/functions.util
+++ b/src/functions/functions.util
@@ -135,7 +135,12 @@ function fwrite() {
        assert isset file
        shift
 
-       print "%s" "$@" >> ${file}
+       if [ ! -w "${file}" ]; then
+               log ERROR "${file}: No such file"
+               return ${EXIT_ERROR}
+       fi
+
+       print "%s" "$@" >> ${file} 2>/dev/null
 }
 
 function enabled() {