source: trunk/server/common/oursrc/php_scripts/test/build/mkdep.awk @ 1137

#  +----------------------------------------------------------------------+
#  | PHP Version 5                                                        |
#  +----------------------------------------------------------------------+
#  | Copyright (c) 2000-2006 The PHP Group                                |
#  +----------------------------------------------------------------------+
#  | This source file is subject to version 3.01 of the PHP license,      |
#  | that is bundled with this package in the file LICENSE, and is        |
#  | available through the world-wide-web at the following url:           |
#  | http://www.php.net/license/3_01.txt                                  |
#  | If you did not receive a copy of the PHP license and are unable to   |
#  | obtain it through the world-wide-web, please send a note to          |
#  | license@php.net so we can mail you a copy immediately.               |
#  +----------------------------------------------------------------------+
#  | Author: Sascha Schumann <sascha@schumann.cx>                         |
#  +----------------------------------------------------------------------+
#
# $Id: mkdep.awk,v 1.8.2.1 2006/01/01 12:50:00 sniper Exp $
#
# Usage:
#
# echo top_srcdir top_builddir srcdir CPP [CPP-ARGS] filenames | \
#      awk -f mkdep.awk > dependencies


{
        top_srcdir=$1
        top_builddir=$2
        srcdir=$3
        cmd=$4

        for (i = 5; i <= NF; i++) {
                if (match($i, "^-[A-Z]") == 0)
                        break;
                cmd=cmd " " $i
        }

        dif=i-1
                
        for (; i <= NF; i++)
                filenames[i-dif]=$i
        
        no_files=NF-dif
        
        for(i = 1; i <= no_files; i++) {
                if (system("test -r " filenames[i]) != 0)
                        continue
                
                target=filenames[i]
                sub(srcdir "/", "", target)
                target2=target
                sub("\.(c|cpp)$", ".lo", target);
                sub("\.(c|cpp)$", ".slo", target2);

                for (e in used)
                        delete used[e]
                
                cmdx=cmd " " filenames[i]
                done=0
                while ((cmdx | getline) > 0) {
                        if (match($0, "^# [0-9]* \".*\.h\"") != 0) {
                                if (sub(top_srcdir, "$(top_srcdir)", $3) == 0)
                                        sub(top_builddir, "$(top_builddir)", $3)
                                if (substr($3,2,1) != "/" && used[$3] != 1) {
                                        if (done == 0)
                                                printf(target " " target2 ":")
                                        done=1
                                        printf(" \\\n\t" substr($3,2,length($3)-2))
                                        used[$3] = 1;
                                }       
                        }
                }
                if (done == 1)
                        print "\n"
        }
}