image: add dir parameter to open_image_dir()

Signed-off-by: Ruslan Kuprieiev <kupruser@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-service.c

@@ -121,7 +121,7 @@ static int setup_opts_from_req(int sk, CriuOpts *req)
 		return -1;
 	}
 
-	if (open_image_dir() < 0)
+	if (open_image_dir(".") < 0)
 		return -1;
 
 	log_closedir();

crtools.c

@@ -291,7 +291,7 @@ int main(int argc, char *argv[])
 	if (opts.img_parent)
 		pr_info("Will do snapshot from %s\n", opts.img_parent);
 
-	ret = open_image_dir();
+	ret = open_image_dir(".");
 	if (ret < 0) {
 		pr_perror("Can't open current directory");
 		return -1;

image.c

@@ -229,13 +229,13 @@ err:
 	return -1;
 }
 
-int open_image_dir(void)
+int open_image_dir(char *dir)
 {
 	int fd, ret;
 
-	fd = open(".", O_RDONLY);
+	fd = open(dir, O_RDONLY);
 	if (fd < 0) {
-		pr_perror("Can't open cwd");
+		pr_perror("Can't open dir %s", dir);
 		return -1;
 	}
 

include/image.h

@@ -68,7 +68,7 @@ extern bool ns_per_id;
 #define O_SHOW	(O_RDONLY)
 #define O_RSTR	(O_RDONLY)
 
-extern int open_image_dir(void);
+extern int open_image_dir(char *dir);
 extern void close_image_dir(void);
 
 extern int open_image_at(int dfd, int type, unsigned long flags, ...);