Bump to 3.1.3

- 增加C函数导出
- 增加python调用的demo

1 files changed, 19 insertions, 1 deletions

diff --git a/lib/shared.go b/lib/shared.go
index 215ce7a..b0cfb2f 100644
--- a/lib/shared.go
+++ b/lib/shared.go
@@ -2,11 +2,15 @@ package mkvlib
 
 import (
 	"log"
+	"os"
 	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
 )
 
 const libName = "mkvlib"
-const libVer = "1.0.0"
+const libVer = "v1.0.2"
 
 const LibFName = libName + " " + libVer
 
@@ -14,6 +18,20 @@ var _instance *mkvProcessor
 
 func GetInstance() *mkvProcessor {
 	ec := 0
+	n := "PATH"
+	s := ":"
+	if runtime.GOOS == "windows" {
+		n = "path"
+		s = ";"
+	}
+	p := os.Getenv(n)
+	if !strings.HasSuffix(p, s) {
+		p += s
+	}
+	e, _ := os.Executable()
+	e, _ = filepath.Split(e)
+	p += e
+	_ = os.Setenv(n, p)
 	_, _ttx := exec.LookPath(ttx)
 	_, _pyftsubset := exec.LookPath(pyftsubset)
 	_, _mkvextract := exec.LookPath(mkvextract)