internal/rosa: migrate GNU software

These are quite trivial, so migrate them in one pass.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/meson.go

@@ -106,7 +106,7 @@ func (*MesonHelper) createDir() bool { return false }
 func (*MesonHelper) wantsDir() string { return `"$(mktemp -d)"` }
 
 // script generates the cure script.
-func (attr *MesonHelper) script(s *S, name string) string {
+func (attr *MesonHelper) script(t Toolchain, name string) string {
 	if attr == nil {
 		attr = new(MesonHelper)
 	}
@@ -117,7 +117,7 @@ func (attr *MesonHelper) script(s *S, name string) string {
 	}
 
 	var scriptTest string
-	if !attr.SkipTest && s.opts&OptSkipCheck == 0 {
+	if !attr.SkipTest && t.opts&OptSkipCheck == 0 {
 		scriptTest = `
 meson test \
 	--print-errorlogs`