完善

.gitignore

@@ -2,4 +2,6 @@
 .gitignore
 rss.iml
 rss
-fetchdapenti
+fetchdapenti
+/run.sh
+/sendmail

bbclearn/bbc.go

@@ -88,6 +88,10 @@ func fetch(u string) (r rss2.Item) {
 var hadSend = safety.NewMap[string, struct{}]()
 
 func downAndSendMail(doc *goquery.Document, title string) {
+	if err := mail.CheckEnv(); err != nil {
+		log.Println("err", err)
+		return
+	}
 	type m struct {
 		tit     string
 		content string

mail/mail.go

@@ -7,23 +7,29 @@ import (
 	"os/exec"
 )
 
-func SendMail(subject string, content string, files ...string) error {
-	cm := os.Getenv("mail_cmd_path")
+var cm, subjectParam, contentParam, fileParam string
+
+func CheckEnv() error {
+	cm = os.Getenv("mail_cmd_path")
 	if cm == "" {
 		return errors.New("cmd can't empty")
 	}
-	subjectParam := os.Getenv("mail_cmd_subject_param_name")
+	subjectParam = os.Getenv("mail_cmd_subject_param_name")
 	if subjectParam == "" {
 		return errors.New("title param name empty")
 	}
-	contentParam := os.Getenv("mail_cmd_content_param_name")
+	contentParam = os.Getenv("mail_cmd_content_param_name")
 	if contentParam == "" {
 		return errors.New("content param name emtpy")
 	}
-	fileParam := os.Getenv("mail_cmd_file_param_name")
+	fileParam = os.Getenv("mail_cmd_file_param_name")
 	if fileParam == "" {
 		return errors.New("file empty")
 	}
+	return nil
+}
+
+func SendMail(subject string, content string, files ...string) error {
 	v := []string{subjectParam, subject, contentParam, content}
 	for _, f := range files {
 		if f != "" {