initial commit

slstatus/components/num_files.c

@@ -0,0 +1,32 @@
+/* See LICENSE file for copyright and license details. */
+#include <dirent.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../slstatus.h"
+#include "../util.h"
+
+const char *
+num_files(const char *path)
+{
+	struct dirent *dp;
+	DIR *fd;
+	int num;
+
+	if (!(fd = opendir(path))) {
+		warn("opendir '%s':", path);
+		return NULL;
+	}
+
+	num = 0;
+	while ((dp = readdir(fd))) {
+		if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, ".."))
+			continue; /* skip self and parent */
+
+		num++;
+	}
+
+	closedir(fd);
+
+	return bprintf("%d", num);
+}