From f431cd1a48a6a5186633bf5f16a2d21cb4399e8c Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Thu, 09 Feb 2012 10:56:43 -0500
Subject: Initial commit.

TODO: Copyright information.
Including source code and a patch to add files generated by GNU Autoconf
is not very pretty...  Running 'make dist' in the SVN trunk to generate
a source archive might be better.
---
(limited to 'src/libopkg/.svn/text-base/opkg_utils.c.svn-base')

diff --git a/src/libopkg/.svn/text-base/opkg_utils.c.svn-base b/src/libopkg/.svn/text-base/opkg_utils.c.svn-base
new file mode 100644
index 0000000..ebe4fa8
--- /dev/null
+++ b/src/libopkg/.svn/text-base/opkg_utils.c.svn-base
@@ -0,0 +1,78 @@
+/* opkg_utils.c - the opkg package management system
+
+   Steven M. Ayer
+
+   Copyright (C) 2002 Compaq Computer Corporation
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+*/
+
+#include <ctype.h>
+#include <sys/statvfs.h>
+
+#include "libbb/libbb.h"
+
+unsigned long
+get_available_kbytes(char * filesystem)
+{
+    struct statvfs f;
+
+    if (statvfs(filesystem, &f) == -1) {
+        opkg_perror(ERROR, "Failed to statvfs for %s", filesystem);
+        return 0;
+    }
+
+    // Actually ((sfs.f_bavail * sfs.f_frsize) / 1024)
+    // and here we try to avoid overflow.
+    if (f.f_frsize >= 1024)
+        return (f.f_bavail * (f.f_frsize / 1024));
+    else if (f.f_frsize > 0)
+        return f.f_bavail / (1024 / f.f_frsize);
+
+    opkg_msg(ERROR, "Unknown block size for target filesystem.\n");
+
+    return 0;
+}
+
+/* something to remove whitespace, a hash pooper */
+char *trim_xstrdup(const char *src)
+{
+     const char *end;
+
+     /* remove it from the front */
+     while(src &&
+	   isspace(*src) &&
+	   *src)
+	  src++;
+
+     end = src + (strlen(src) - 1);
+
+     /* and now from the back */
+     while((end > src) &&
+	   isspace(*end))
+	  end--;
+
+     end++;
+
+     /* xstrndup will NULL terminate for us */
+     return xstrndup(src, end-src);
+}
+
+int line_is_blank(const char *line)
+{
+     const char *s;
+
+     for (s = line; *s; s++) {
+	  if (!isspace(*s))
+	       return 0;
+     }
+     return 1;
+}
--
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