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authorP. J. McDermott <pjm@nac.net>2012-02-09 10:56:43 (EST)
committer P. J. McDermott <pjm@nac.net>2012-02-09 10:56:43 (EST)
commitf431cd1a48a6a5186633bf5f16a2d21cb4399e8c (patch)
tree337e36fd9d7884fcf76ba769ab7b0039f52d9d31 /src/libopkg/.svn/text-base/opkg_utils.c.svn-base
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.
Diffstat (limited to 'src/libopkg/.svn/text-base/opkg_utils.c.svn-base')
-rw-r--r--src/libopkg/.svn/text-base/opkg_utils.c.svn-base78
1 files changed, 78 insertions, 0 deletions
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
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+++ 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;
+}