Relocate helper function, only used by tmpfiles

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/helpers.h

@@ -207,22 +207,6 @@ static inline char *fgetval(const char *line, const char *key, char *sep)
 	return realloc(copy, len);
 }
 
-static inline int is_dir_empty(const char *path)
-{
-	struct dirent **namelist;
-	int num;
-
-	num = scandir(path, &namelist, NULL, NULL);
-	if (num < 0)
-		return 0;
-
-	for (int i = 0; i < num; i++)
-		free(namelist[i]);
-	free(namelist);
-
-	return num >= 3;
-}
-
 #endif /* FINIT_HELPERS_H_ */
 
 /**

src/tmpfiles.c

@@ -23,6 +23,7 @@
 
 #include "config.h"		/* Generated by configure script */
 
+#include <dirent.h>
 #include <ftw.h>
 #include <getopt.h>
 #include <glob.h>
@@ -68,6 +69,22 @@ int kerndebug;
 int c_flag = 0;
 int r_flag = 0;
 
+static int is_dir_empty(const char *path)
+{
+	struct dirent **namelist;
+	int num;
+
+	num = scandir(path, &namelist, NULL, NULL);
+	if (num < 0)
+		return 0;
+
+	for (int i = 0; i < num; i++)
+		free(namelist[i]);
+	free(namelist);
+
+	return num >= 3;
+}
+
 static int glob_do(const char *path, int (*cb)(const char *))
 {
 	int rc = 0;