support darwin

Author: syyongx

go.mod

@@ -1 +1,3 @@
-module github.com/syyongx/php2go
+module github.com/syyongx/php2go
+
+go 1.12

php_darwin.go

@@ -0,0 +1,32 @@
+// php2go functions
+
+package php2go
+
+import (
+	"syscall"
+)
+
+// Umask umask()
+func Umask(mask int) int {
+	return syscall.Umask(mask)
+}
+
+// DiskFreeSpace disk_free_space()
+func DiskFreeSpace(directory string) (uint64, error) {
+	fs := syscall.Statfs_t{}
+	err := syscall.Statfs(directory, &fs)
+	if err != nil {
+		return 0, err
+	}
+	return fs.Bfree * uint64(fs.Bsize), nil
+}
+
+// DiskTotalSpace disk_total_space()
+func DiskTotalSpace(directory string) (uint64, error) {
+	fs := syscall.Statfs_t{}
+	err := syscall.Statfs(directory, &fs)
+	if err != nil {
+		return 0, err
+	}
+	return fs.Blocks * uint64(fs.Bsize), nil
+}

php_test.go

@@ -232,12 +232,6 @@ func TestFile(t *testing.T) {
 	tPathinfo := Pathinfo("/home/go/php2go.go.go", -1)
 	equal(t, map[string]string{"dirname": "/home/go", "basename": "php2go.go.go", "extension": "go", "filename": "php2go.go"}, tPathinfo)
 
-	tDiskFreeSpace, _ := DiskFreeSpace("/")
-	gt(t, float64(tDiskFreeSpace), 0)
-
-	tDiskTotalSpace, _ := DiskTotalSpace("/")
-	gte(t, float64(tDiskTotalSpace), 0)
-
 	wd, _ := os.Getwd()
 	tFilesize, _ := FileSize(wd)
 	gt(t, float64(tFilesize), 0)