X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fcompat-rand.h;h=42fbb30f994cac70a941ae318b5cdf607a63c642;hb=HEAD;hp=835d99b8abd39af5a18bcbabcdf5d8aec1a6a664;hpb=3e4ae45a6930bce59fb77790aa29a82eecf6ec23;p=urcu.git diff --git a/src/compat-rand.h b/src/compat-rand.h deleted file mode 100644 index 835d99b..0000000 --- a/src/compat-rand.h +++ /dev/null @@ -1,63 +0,0 @@ -#ifndef _COMPAT_RAND_H -#define _COMPAT_RAND_H - -/* - * compat-rand.h - * - * Userspace RCU library - rand/rand_r Compatibility Header - * - * Copyright 1996 - Ulrich Drepper - * Copyright 2013 - Pierre-Luc St-Charles - * - * Note: this file is only used to simplify the code required to - * use the 'rand_r(...)' system function across multiple platforms, - * which might not always be referenced the same way. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef HAVE_RAND_R -/* - * Reentrant random function from POSIX.1c. - * Copyright (C) 1996, 1999 Free Software Foundation, Inc. - * This file is part of the GNU C Library. - * Contributed by Ulrich Drepper >, 1996. - */ -static inline int rand_r(unsigned int *seed) -{ - unsigned int next = *seed; - int result; - - next *= 1103515245; - next += 12345; - result = (unsigned int) (next / 65536) % 2048; - - next *= 1103515245; - next += 12345; - result <<= 10; - result ^= (unsigned int) (next / 65536) % 1024; - - next *= 1103515245; - next += 12345; - result <<= 10; - result ^= (unsigned int) (next / 65536) % 1024; - - *seed = next; - - return result; -} -#endif /* HAVE_RAND_R */ - -#endif /* _COMPAT_RAND_H */