Implement full [exec] on mingw/msys

This also involves some restructuring of the existing
implementation to allow for as much reuse as possible.

Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 3 insertions, 3 deletions

diff --git a/tests/exec.test b/tests/exec.test
index 8b9a743..07770cd 100644
--- a/tests/exec.test
+++ b/tests/exec.test
@@ -263,8 +263,8 @@ test exec-6.2 {redirecting stderr through a pipeline} {
 } "foo bar"
 test exec-6.3 {redirecting stderr through a pipeline} {
     exec sh -c "echo foo bar 1>&2" \
-	|& sh -c "echo second msg 1>&2 ; cat" |& cat
-} "second msg\nfoo bar"
+	|& cat |& cat
+} "foo bar"
 
 # I/O redirection: combinations.
 
@@ -409,7 +409,7 @@ exec sleep 3
 
 test exec-12.1 {reaping background processes} {
     for {set i 0} {$i < 20} {incr i} {
-		exec echo foo > /dev/null &
+		exec echo foo > exec.tmp1 &
     }
     exec sleep 1
     catch {exec ps | fgrep "echo foo" | fgrep -v fgrep | wc} msg