util: move hyper_list_dir into util.c

this function is useful to debug

Signed-off-by: Gao feng <feng@hyper.sh>

src/container.c

@@ -14,6 +14,7 @@
 #include <fcntl.h>
 #include <dirent.h>
 
+#include "util.h"
 #include "hyper.h"
 
 static int container_setup_env(struct hyper_container *container)
@@ -189,28 +190,6 @@ static int container_setup_tty(int fd, struct hyper_container *container)
 	return hyper_dup_exec_tty(fd, &container->exec);
 }
 
-static int hyper_list_dir(char *path)
-{
-	struct dirent **list;
-	struct dirent *dir;
-	int i, num;
-
-	fprintf(stdout, "list %s\n", path);
-	num = scandir(path, &list, NULL, NULL);
-	if (num < 0) {
-		perror("scan path failed");
-		return -1;
-	}
-
-	for (i = 0; i < num; i++) {
-		dir = list[i];
-		fprintf(stdout, "%s get %s\n", path, dir->d_name);
-	}
-
-	free(list);
-	return 0;
-}
-
 static int hyper_rescan_scsi(void)
 {
 	struct dirent **list;

src/util.c

@@ -22,6 +22,28 @@ char *read_cmdline(void)
 	return NULL;
 }
 
+int hyper_list_dir(char *path)
+{
+	struct dirent **list;
+	struct dirent *dir;
+	int i, num;
+
+	fprintf(stdout, "list %s\n", path);
+	num = scandir(path, &list, NULL, NULL);
+	if (num < 0) {
+		perror("scan path failed");
+		return -1;
+	}
+
+	for (i = 0; i < num; i++) {
+		dir = list[i];
+		fprintf(stdout, "%s get %s\n", path, dir->d_name);
+	}
+
+	free(list);
+	return 0;
+}
+
 int hyper_mkdir(char *hyper_path)
 {
 	struct stat st;

src/util.h

@@ -4,6 +4,7 @@
 #include "hyper.h"
 
 char *read_cmdline(void);
+int hyper_list_dir(char *path);
 int hyper_mkdir(char *path);
 int hyper_open_channel(char *channel, int mode);
 int hyper_open_serial_dev(char *tty);