wvtest.sh: declare non-global variables to be local.

Signed-off-by: Rob Browning <rlb@defaultvalue.org>

diff --git a/wvtest.sh b/wvtest.sh
index f7d0dbb338c8bfcbcf04ccfc999fb375a46dc986..daaa6c4d3996663c5dae4285f60bccae5102a03f 100644 (file)
--- a/wvtest.sh
+++ b/wvtest.sh
@@ -30,9 +30,9 @@ fi
 
 _wvcheck()
 {
-       CODE="$1"
-       TEXT=$(_wvtextclean "$2")
-       OK=ok
+       local CODE="$1"
+       local TEXT=$(_wvtextclean "$2")
+       local OK=ok
        if [ "$CODE" -ne 0 ]; then
                OK=FAILED
        fi
@@ -47,7 +47,7 @@ _wvcheck()
 
 WVPASS()
 {
-       TEXT="$*"
+       local TEXT="$*"
 
        _wvfind_caller
        if "$@"; then
@@ -63,7 +63,7 @@ WVPASS()
 
 WVFAIL()
 {
-       TEXT="$*"
+       local TEXT="$*"
 
        _wvfind_caller
        if "$@"; then
@@ -110,7 +110,7 @@ WVPASSNE()
 
 WVPASSRC()
 {
-       RC=$?
+       local RC=$?
        _wvfind_caller
        _wvcheck $(_wvgetrv [ $RC -eq 0 ]) "return code($RC) == 0"
 }
@@ -118,7 +118,7 @@ WVPASSRC()
 
 WVFAILRC()
 {
-       RC=$?
+       local RC=$?
        _wvfind_caller
        _wvcheck $(_wvgetrv [ $RC -ne 0 ]) "return code($RC) != 0"
 }