move things out of sys into os and runtime

R=r
OCL=28569
CL=28573

4 files changed, 8 insertions, 6 deletions

diff --git a/doc/progs/cat.go b/doc/progs/cat.go
index 1f6c0f9df..f0f534926 100644
--- a/doc/progs/cat.go
+++ b/doc/progs/cat.go
@@ -18,7 +18,7 @@ func cat(f *file.File) {
 		switch nr, er := f.Read(&buf); true {
 		case nr < 0:
 			fmt.Fprintf(os.Stderr, "error reading from %s: %s\n", f.String(), er.String());
-			sys.Exit(1);
+			os.Exit(1);
 		case nr == 0:  // EOF
 			return;
 		case nr > 0:
@@ -38,7 +38,7 @@ func main() {
 		f, err := file.Open(flag.Arg(i), 0, 0);
 		if f == nil {
 			fmt.Fprintf(os.Stderr, "can't open %s: error %s\n", flag.Arg(i), err);
-			sys.Exit(1);
+			os.Exit(1);
 		}
 		cat(f);
 		f.Close();
diff --git a/doc/progs/cat_rot13.go b/doc/progs/cat_rot13.go
index 7411a7bed..931fdf03c 100644
--- a/doc/progs/cat_rot13.go
+++ b/doc/progs/cat_rot13.go
@@ -60,7 +60,7 @@ func cat(r reader) {
 		switch nr, er := r.Read(&buf); {
 		case nr < 0:
 			fmt.Fprintf(os.Stderr, "error reading from %s: %s\n", r.String(), er.String());
-			sys.Exit(1);
+			os.Exit(1);
 		case nr == 0:  // EOF
 			return;
 		case nr > 0:
@@ -81,7 +81,7 @@ func main() {
 		f, err := file.Open(flag.Arg(i), 0, 0);
 		if f == nil {
 			fmt.Fprintf(os.Stderr, "can't open %s: error %s\n", flag.Arg(i), err);
-			sys.Exit(1);
+			os.Exit(1);
 		}
 		cat(f);
 		f.Close();
diff --git a/doc/progs/helloworld3.go b/doc/progs/helloworld3.go
index 630c49232..01fc3e30a 100644
--- a/doc/progs/helloworld3.go
+++ b/doc/progs/helloworld3.go
@@ -7,6 +7,7 @@ package main
 import (
 	"file";
 	"fmt";
+	"os";
 )
 
 func main() {
@@ -15,6 +16,6 @@ func main() {
 	file, err := file.Open("/does/not/exist",  0,  0);
 	if file == nil {
 		fmt.Printf("can't open file; err=%s\n",  err.String());
-		sys.Exit(1);
+		os.Exit(1);
 	}
 }
diff --git a/doc/progs/strings.go b/doc/progs/strings.go
index ee2596d8f..2c4937e38 100644
--- a/doc/progs/strings.go
+++ b/doc/progs/strings.go
@@ -5,10 +5,11 @@
 package main
 
 import "fmt"
+import "os"
 
 func main() {
 	s := "hello";
-	if s[1] != 'e' { sys.Exit(1) }
+	if s[1] != 'e' { os.Exit(1) }
 	s = "good bye";
 	var p *string = &s;
 	*p = "ciao";