Add scripts

scripts/health/health.h

@@ -0,0 +1,43 @@
+#ifndef HEALTH_H
+#define HEALTH_H
+
+#include <sys/types.h>
+#include "utils.h"
+
+/*
+ * path - Path of the directory without trailing slash
+ * warn_at - How large is the directory allowed to be before a warning is
+ *      issued. In human readable form (see utils.c:pretty_bytes)
+ * children - List of all watched sub-directories
+ * n_children - Number of elements in children
+ * size - Size of directory, this is filled in by disk_usage()
+ */
+struct dir_status {
+    char * const path;
+    char * const warn_at;
+    struct dir_status *children;
+    int n_children;
+    off_t size;
+};
+
+#define WATCH_DIR(pth,wrn) {.path = pth, .warn_at = wrn, .n_children=0, .size=0}
+#define WATCH_DIR_SUBS(pth,wrn,subs) {.path = pth, .warn_at = wrn, .size=0 \
+    , .children=subs, .n_children=sizeof(subs)/sizeof(struct dir_status)}
+
+off_t traverse_nochildren(FTS *file_system, const short dir_level);
+void traverse_children(FTS *file_system, struct dir_status *dir, const short dir_level);
+int disk_usage(struct dir_status *top_dir);
+
+//ustring ok_ustr = {.str = "OK", .bytes = 2, .chars = 2};
+//NEW_USTRING(ok_str, "OK");
+//NEW_USTRING(warn_str, "WARN");
+//NEW_USTRING(arrow_str, "├─");
+//NEW_USTRING(arrow_last_str,"└─");
+//INIT_USTRING(ok_str);
+//INIT_USTRING(warn_str);
+//INIT_USTRING(arrow_str);
+//INIT_USTRING(arrow_last_str);
+void format_directory_entry(char *buf, struct dir_status *dir, int level, int last_subdir);
+int directory_ok(off_t size, char *warn_at);
+
+#endif