blkid: merge libblkid code from e2fsprogs/lib/blkid

Signed-off-by: Karel Zak <kzak@redhat.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/libs/blkid/src/version.c b/libs/blkid/src/version.c
new file mode 100644
index 000000000..5d75e8f63
--- /dev/null
+++ b/libs/blkid/src/version.c
@@ -0,0 +1,48 @@
+/*
+ * version.c --- Return the version of the blkid library
+ *
+ * Copyright (C) 2004 Theodore Ts'o.
+ *
+ * %Begin-Header%
+ * This file may be redistributed under the terms of the GNU Public
+ * License.
+ * %End-Header%
+ */
+
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <string.h>
+#include <stdio.h>
+#include <ctype.h>
+
+#include "blkid.h"
+
+static const char *lib_version = BLKID_VERSION;
+static const char *lib_date = BLKID_DATE;
+
+int blkid_parse_version_string(const char *ver_string)
+{
+	const char *cp;
+	int version = 0;
+
+	for (cp = ver_string; *cp; cp++) {
+		if (*cp == '.')
+			continue;
+		if (!isdigit(*cp))
+			break;
+		version = (version * 10) + (*cp - '0');
+	}
+	return version;
+}
+
+int blkid_get_library_version(const char **ver_string,
+			       const char **date_string)
+{
+	if (ver_string)
+		*ver_string = lib_version;
+	if (date_string)
+		*date_string = lib_date;
+
+	return blkid_parse_version_string(lib_version);
+}