Current Path : /usr/bin/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //usr/bin/unifdefall |
#!/bin/sh # # unifdefall: remove all the #if's from a source file # # Copyright (c) 2002 - 2010 Tony Finch <dot@dotat.at> # Copyright (c) 2009 - 2010 Jonathan Nieder <jrnieder@gmail.com> # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD: release/9.1.0/usr.bin/unifdef/unifdefall.sh 205089 2010-03-12 17:55:29Z fanf $ set -e unifdef="$(dirname "$0")/unifdef" if [ ! -e "$unifdef" ] then unifdef=unifdef fi case "$@" in "-d "*) echo DEBUGGING 1>&2 debug=-d shift esac basename=$(basename "$0") tmp=$(mktemp -d "${TMPDIR:-/tmp}/$basename.XXXXXXXXXX") || exit 2 trap 'rm -r "$tmp" || exit 2' EXIT export LC_ALL=C # list of all controlling macros "$unifdef" $debug -s "$@" | sort | uniq >"$tmp/ctrl" # list of all macro definitions cpp -dM "$@" | sort | sed 's/^#define //' >"$tmp/hashdefs" # list of defined macro names sed 's/[^A-Za-z0-9_].*$//' <"$tmp/hashdefs" >"$tmp/alldef" # list of undefined and defined controlling macros comm -23 "$tmp/ctrl" "$tmp/alldef" >"$tmp/undef" comm -12 "$tmp/ctrl" "$tmp/alldef" >"$tmp/def" # create a sed script that extracts the controlling macro definitions # and converts them to unifdef command-line arguments sed 's|.*|s/^&\\(([^)]*)\\)\\{0,1\\} /-D&=/p|' <"$tmp/def" >"$tmp/script" # create the final unifdef command { echo "$unifdef" $debug -k '\' # convert the controlling undefined macros to -U arguments sed 's/.*/-U& \\/' <"$tmp/undef" # convert the controlling defined macros to quoted -D arguments sed -nf "$tmp/script" <"$tmp/hashdefs" | sed "s/'/'\\\\''/g;s/.*/'&' \\\\/" echo '"$@"' } >"$tmp/cmd" case $debug in -d) for i in ctrl hashdefs alldef undef def script cmd do echo ==== $i cat "$tmp/$i" done 1>&2 esac # run the command we just created sh "$tmp/cmd" "$@"