65 lines
1.9 KiB
Bash
Executable File
65 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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##
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## Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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##
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## Use of this source code is governed by a BSD-style license
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## that can be found in the LICENSE file in the root of the source
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## tree. An additional intellectual property rights grant can be found
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## in the file PATENTS. All contributing project authors may
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## be found in the AUTHORS file in the root of the source tree.
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##
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self=$0
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show_help() {
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echo "usage: $self [options] <srcfile>"
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echo
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echo "Generate Makefile dependency information from assembly code source"
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echo
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exit 1
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}
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die_unknown(){
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echo "Unknown option \"$1\"."
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echo "See $0 --help for available options."
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exit 1
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}
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for opt do
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optval="${opt#*=}"
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case "$opt" in
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--build-pfx=*) pfx="${optval}"
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;;
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--depfile=*) out="${optval}"
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;;
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-I*) raw_inc_paths="${raw_inc_paths} ${opt}"
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inc_path="${inc_path} ${opt#-I}"
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;;
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-h|--help) show_help
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;;
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*) [ -f "$opt" ] && srcfile="$opt"
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;;
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esac
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done
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[ -n "$srcfile" ] || show_help
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sfx=${sfx:-asm}
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includes=$(LC_ALL=C egrep -i "include +\"?+[a-z0-9_/]+\.${sfx}" $srcfile |
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perl -p -e "s;.*?([a-z0-9_/]+.${sfx}).*;\1;")
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#" restore editor state
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for inc in ${includes}; do
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found_inc_path=
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for idir in ${inc_path}; do
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[ -f "${idir}/${inc}" ] && found_inc_path="${idir}" && break
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done
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if [ -f `dirname $srcfile`/$inc ]; then
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# Handle include files in the same directory as the source
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$self --build-pfx=$pfx --depfile=$out ${raw_inc_paths} `dirname $srcfile`/$inc
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elif [ -n "${found_inc_path}" ]; then
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# Handle include files on the include path
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$self --build-pfx=$pfx --depfile=$out ${raw_inc_paths} "${found_inc_path}/$inc"
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else
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# Handle generated includes in the build root (which may not exist yet)
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echo ${out} ${out%d}o: "${pfx}${inc}"
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fi
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done
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echo ${out} ${out%d}o: $srcfile
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