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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-26 13:16:15 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-26 13:16:15 -0600
commit7e09b5c2efae58399621a938de26b9675b8ba621 (patch)
treede2c9535e1f4c48ae91910492d298eba1d593fd5 /tdescreensaver/xsavers/xs_yarandom.h
parent159f7e147ac33c924b3ce9050c8f03cbc54916ee (diff)
downloadtdeartwork-7e09b5c2efae58399621a938de26b9675b8ba621.tar.gz
tdeartwork-7e09b5c2efae58399621a938de26b9675b8ba621.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'tdescreensaver/xsavers/xs_yarandom.h')
-rw-r--r--tdescreensaver/xsavers/xs_yarandom.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/tdescreensaver/xsavers/xs_yarandom.h b/tdescreensaver/xsavers/xs_yarandom.h
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+++ b/tdescreensaver/xsavers/xs_yarandom.h
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+/* xscreensaver, Copyright (c) 1997 by Jamie Zawinski <jwz@jwz.org>
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation. No representations are made about the suitability of this
+ * software for any purpose. It is provided "as is" without express or
+ * implied warranty.
+ */
+
+#ifndef __YARANDOM_H__
+#define __YARANDOM_H__
+
+#undef random
+#undef rand
+#undef drand48
+#undef srandom
+#undef srand
+#undef srand48
+#undef frand
+
+#ifdef VMS
+# include "vms-gtod.h"
+#endif
+
+/* #define random() ya_random()
+ #define srandom(i) ya_rand_init(0) */
+
+extern unsigned int ya_random (void);
+extern void ya_rand_init (unsigned int);
+
+
+#if defined (__GNUC__) && (__GNUC__ >= 2)
+ /* Implement frand using GCC's statement-expression extension. */
+
+# define frand(f) \
+ ({ double tmp = (((double) random()) / \
+ (((double) ((unsigned int)~0)) / ((double) (f)))); \
+ tmp < 0 ? (-tmp) : tmp; })
+
+#else /* not GCC2 - implement frand using a global variable.*/
+
+static double _frand_tmp_;
+# define frand(f) \
+ (_frand_tmp_ = (((double) random()) / \
+ (((double) ((unsigned int)~0)) / ((double) (f)))), \
+ _frand_tmp_ < 0 ? (-_frand_tmp_) : _frand_tmp_)
+
+#endif /* not GCC2 */
+
+#endif /* __YARANDOM_H__ */