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Diffstat (limited to 'lib/rand.sh')
| -rw-r--r-- | lib/rand.sh | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/lib/rand.sh b/lib/rand.sh deleted file mode 100644 index 18d7749..0000000 --- a/lib/rand.sh +++ /dev/null @@ -1,48 +0,0 @@ -# Linear congruential pseudorandom number generator -# -# Copyright (C) 2014 Patrick "P. J." McDermott -# -# This file is part of the ProteanOS Development Kit. -# -# The ProteanOS Development Kit 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 3 of the -# License, or (at your option) any later version. -# -# The ProteanOS Development Kit 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. -# -# You should have received a copy of the GNU General Public License -# along with the ProteanOS Development Kit. If not, see -# <http://www.gnu.org/licenses/>. - -[ "x${_RAND_SM+set}" = 'xset' ] && return 0 -_RAND_SM=1 - -use output -use locale - -rand_x=1 - -srand() -{ - local x="${1}" - - case "${x}" in - *[!0-9]*) - warn "$(get_msg 'rand_bad_x')" - return 1 - ;; - esac - - rand_x=${x} -} - -rand() -{ - # Increment, multiplier, and modulus values are those used in glibc. - rand_x=$((1103515245 * $rand_x + 12345)) - rand_x=$(($rand_x % 4294967296)) -} |