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author | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
commit | f226517827d64cc8f9dccb0952731601ac13ef2a (patch) | |
tree | 84b1056255b318a87b7a47b2684655660cab66f0 /binutils-2.23/move-if-change | |
parent | 30fe22e2cc89991b16ab3853f95c7319574456ce (diff) | |
download | toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.zip toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.gz toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.bz2 |
Initial checkin for binutils 2.23.2 (needed by aarch64)
Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4
Diffstat (limited to 'binutils-2.23/move-if-change')
-rwxr-xr-x | binutils-2.23/move-if-change | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/binutils-2.23/move-if-change b/binutils-2.23/move-if-change new file mode 100755 index 0000000..e7ba25e --- /dev/null +++ b/binutils-2.23/move-if-change @@ -0,0 +1,83 @@ +#!/bin/sh +# Like mv $1 $2, but if the files are the same, just delete $1. +# Status is zero if successful, nonzero otherwise. + +VERSION='2011-01-28 20:09'; # UTC +# The definition above must lie within the first 8 lines in order +# for the Emacs time-stamp write hook (at end) to update it. +# If you change this file with Emacs, please let the write hook +# do its job. Otherwise, update this string manually. + +# Copyright (C) 2002-2007, 2009-2011 Free Software Foundation, Inc. + +# This program 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. + +# This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + +usage="usage: $0 SOURCE DEST" + +help="$usage + or: $0 OPTION +If SOURCE is different than DEST, then move it to DEST; else remove SOURCE. + + --help display this help and exit + --version output version information and exit + +The variable CMPPROG can be used to specify an alternative to \`cmp'. + +Report bugs to <bug-gnulib@gnu.org>." + +version=`expr "$VERSION" : '\([^ ]*\)'` +version="move-if-change (gnulib) $version +Copyright (C) 2011 Free Software Foundation, Inc. +License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> +This is free software: you are free to change and redistribute it. +There is NO WARRANTY, to the extent permitted by law." + +cmpprog=${CMPPROG-cmp} + +for arg +do + case $arg in + --help | --hel | --he | --h) + exec echo "$help" ;; + --version | --versio | --versi | --vers | --ver | --ve | --v) + exec echo "$version" ;; + --) + shift + break ;; + -*) + echo "$0: invalid option: $arg" >&2 + exit 1 ;; + *) + break ;; + esac +done + +test $# -eq 2 || { echo "$0: $usage" >&2; exit 1; } + +if test -r "$2" && $cmpprog -- "$1" "$2" >/dev/null; then + rm -f -- "$1" +else + if mv -f -- "$1" "$2"; then :; else + # Ignore failure due to a concurrent move-if-change. + test -r "$2" && $cmpprog -- "$1" "$2" >/dev/null && rm -f -- "$1" + fi +fi + +## Local Variables: +## eval: (add-hook 'write-file-hooks 'time-stamp) +## time-stamp-start: "VERSION='" +## time-stamp-format: "%:y-%02m-%02d %02H:%02M" +## time-stamp-time-zone: "UTC" +## time-stamp-end: "'; # UTC" +## End: |