consolidate spawn fix for Ruby [Bug #8770]

Ensure we can apply the workaround to dtas-sourceedit and our
test cases while also simplifying the existing call sites a
little.  This will also make for less code churn in 3-5
years down the line when we drop <= 2.1 support.

1 files changed, 2 insertions, 1 deletions

diff --git a/bin/dtas-sourceedit b/bin/dtas-sourceedit
index 1980141..6ced538 100755
--- a/bin/dtas-sourceedit
+++ b/bin/dtas-sourceedit
@@ -54,6 +54,7 @@ if st_in.file? || st_in.pipe?
   buf = $stdin.read
   commit_update.call(buf)
 else
+  include DTAS::SpawnFix
   tmp = tmpyaml
   tmp_path = tmp.path
   do_update = lambda { commit_update.call(File.read(tmp_path)) }
@@ -69,7 +70,7 @@ else
   end
 
   trap(:CHLD) { sev.signal }
-  pid = Process.spawn(cmd)
+  pid = spawn(cmd)
   begin
     r = IO.select(rset) or next
     r[0].each do |io|