From 6820631175868c277effa7cc05f9cb3197b72654 Mon Sep 17 00:00:00 2001
From: Aaron Marcher <me@drkhsh.at>
Date: Sun, 17 Sep 2017 16:18:17 +0200
Subject: Split into multiple files

For multiple reasons the program is now split:
- Make future porting to OpenBSD easier
- Assign header includes to individiual functions
- Make future program extensions easier
- Recompile only changed parts
---
 disk.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 disk.c

(limited to 'disk.c')

diff --git a/disk.c b/disk.c
new file mode 100644
index 0000000..9fd26fc
--- /dev/null
+++ b/disk.c
@@ -0,0 +1,60 @@
+#include <err.h>
+#include <stdio.h>
+#include <sys/statvfs.h>
+
+#include "util.h"
+
+const char *
+disk_free(const char *mnt)
+{
+	struct statvfs fs;
+
+	if (statvfs(mnt, &fs) < 0) {
+		warn("Failed to get filesystem info");
+		return NULL;
+	}
+
+	return bprintf("%f", (float)fs.f_bsize * (float)fs.f_bfree / 1024 / 1024 / 1024);
+}
+
+const char *
+disk_perc(const char *mnt)
+{
+	int perc;
+	struct statvfs fs;
+
+	if (statvfs(mnt, &fs) < 0) {
+		warn("Failed to get filesystem info");
+		return NULL;
+	}
+
+	perc = 100 * (1.0f - ((float)fs.f_bfree / (float)fs.f_blocks));
+
+	return bprintf("%d", perc);
+}
+
+const char *
+disk_total(const char *mnt)
+{
+	struct statvfs fs;
+
+	if (statvfs(mnt, &fs) < 0) {
+		warn("Failed to get filesystem info");
+		return NULL;
+	}
+
+	return bprintf("%f", (float)fs.f_bsize * (float)fs.f_blocks / 1024 / 1024 / 1024);
+}
+
+const char *
+disk_used(const char *mnt)
+{
+	struct statvfs fs;
+
+	if (statvfs(mnt, &fs) < 0) {
+		warn("Failed to get filesystem info");
+		return NULL;
+	}
+
+	return bprintf("%f", (float)fs.f_bsize * ((float)fs.f_blocks - (float)fs.f_bfree) / 1024 / 1024 / 1024);
+}
-- 
cgit v1.2.3