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-rw-r--r--tools/mk-tdata.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/tools/mk-tdata.c b/tools/mk-tdata.c
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+/* mk-tdata.c - Create some simple random testdata
+ * Copyright (C) 1998, 1999, 2000, 2001, 2006 Free Software Foundation, Inc.
+ *
+ * This file is free software; as a special exception the author gives
+ * unlimited permission to copy and/or distribute it, with or without
+ * modifications, as long as this notice is preserved.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+ * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+
+#ifndef RAND_MAX /* for SunOS */
+#define RAND_MAX 32767
+#endif
+
+int
+main(int argc, char **argv)
+{
+ int i, c = 0;
+ int limit =0;
+ int char_mode = 0;
+
+ if (argc)
+ {
+ argc--;
+ argv++;
+ }
+
+ /* Check for option --char N */
+ if (argc > 1 && !strcmp (argv[0], "--char"))
+ {
+ char_mode = 1;
+ c = strtol (argv[1], NULL, 0);
+ argc -= 2;
+ argv += 2;
+ }
+
+ limit = argc ? atoi(argv[0]) : 0;
+
+ srand(getpid());
+
+ for (i=0; !limit || i < limit; i++ )
+ {
+ if (char_mode)
+ {
+ putchar (c);
+ }
+ else
+ {
+#ifdef HAVE_RAND
+ c = ((unsigned)(1 + (int) (256.0*rand()/(RAND_MAX+1.0)))-1);
+#else
+ c = ((unsigned)(1 + (int) (256.0*random()/(RAND_MAX+1.0)))-1);
+#endif
+ putchar (c);
+ }
+ }
+ return 0;
+}