Subversion Repositories planix.SVN

#!/bin/rc

awk -v 'objtype='$objtype -v 'pwd='`{pwd} '
BEGIN{
        if(ARGC < 2)
                exit
}

/^[ \t]*$/{
        next;
}
/^#/{
        next;
}
collect && /^[^ \t]/{
        collect = 0;
}
collect && section == "dev"{
        dev[ndev++] = $1;
        if($1 == "ad")
                devad = 1;
        else if($1 == "sd")
                devsd = 1;
        else if($1 == "uart")
                devuart = 1;
        else if($1 == "vga")
                devvga = 1;
        for(i = 2; i <= NF; i++){
                if($i == "dma" && objtype ~ "(386|alpha|amd64)")
                        i8237dma++;
        }
}
collect && section == "ip"{
        ip[nip++] = $1;
}
collect && section == "link"{
        link[nlink++] = $1;
}
collect && section == "misc"{
        sub(/^[ \t]*/, "");
        misc[nmisc++] = $1;
        if($1 ~ "^arch.*")
                arch[narch++] = $1;
        else if($1 ~ "^ad.*")
                adifc[nadifc++] = $1;
        else if($1 ~ "^sd.*")
                sdifc[nsdifc++] = $1;
        else if($1 ~ "^uart.*")
                physuart[nphysuart++] = substr($1, 5, length($1)-4) "physuart";
        else if($1 ~ "^vga.*"){
                if(NF == 1)
                        vgadev[nvgadev++] = $1;
                else for(i = 2; i <= NF; i++){
                        if($i ~ "[+]cur")
                                vgadev[nvgadev++] = $1;
                        if($i ~ "[+=]cur")
                                vgacur[nvgacur++] = $1;
                }
        }
}

collect && section == "port"{
        sub(/^[ \t]*/, "");
        port[nport++] = $0;
}
$0 ~ /^[^ \t]/{
        if($1 ~ "(bootdir|dev|ip|link|misc|port)"){
                section = $1;
                collect = 1;
        }
        next;
}

END{
        if(ARGC < 2)
                exit "usage"

        printf "#include \"u.h\"\n";
        printf "#include \"../port/lib.h\"\n";
        printf "#include \"mem.h\"\n";
        printf "#include \"dat.h\"\n";
        printf "#include \"fns.h\"\n";
        printf "#include \"io.h\"\n";
        printf "#include \"../port/error.h\"\n\n";

        for(i = 0; i < ndev; i++)
                printf "extern Dev %sdevtab;\n", dev[i];
        printf "Dev* devtab[]={\n";
        for(i = 0; i < ndev; i++)
                printf "\t&%sdevtab,\n", dev[i];
        printf "\tnil,\n};\n\n";

        if(objtype ~ "(386|alpha|amd64)"){
                alloc = "nil";
                if(i8237dma){
                        printf "extern void _i8237alloc(void);\n";
                        alloc = "_i8237alloc";
                }
                printf "void (*i8237alloc)(void) = %s;\n", alloc;
                printf "int i8237dma = %d;\n\n", i8237dma;
        }

        for(i = 0; i < nlink; i++)
                printf "extern void %slink(void);\n", link[i];

        printf "void links(void){\n";
        print "\tbootlinks();\n";
        for(i = 0; i < nlink; i++)
                printf "\t%slink();\n", link[i];
        printf "}\n\n";

        if(narch || objtype == "386"){
                for(i = 0; i < narch; i++)
                        printf "extern PCArch %s;\n", arch[i];
                printf "PCArch* knownarch[] = {\n";
                for(i = 0; i < narch; i++)
                        printf "\t&%s,\n", arch[i];
                printf "\tnil,\n};\n\n";
        }

        if(devad){
                printf "#include \"../port/ad.h\"\n";
                for(i = 0; i < nadifc; i++)
                        printf "extern ADifc %sifc;\n", adifc[i];
                printf "ADifc* adifc[] = {\n";
                for(i = 0; i < nadifc; i++)
                        printf "\t&%sifc,\n", adifc[i];
                printf "\tnil,\n};\n\n";
        }
        if(devsd){
                printf "#include \"../port/sd.h\"\n";
                for(i = 0; i < nsdifc; i++)
                        printf "extern SDifc %sifc;\n", sdifc[i];
                printf "SDifc* sdifc[] = {\n";
                for(i = 0; i < nsdifc; i++)
                        printf "\t&%sifc,\n", sdifc[i];
                printf "\tnil,\n};\n\n";
        }

        if(devuart){
                for(i = 0; i < nphysuart; i++)
                        printf "extern PhysUart %s;\n", physuart[i];
                printf "PhysUart* physuart[] = {\n";
                for(i = 0; i < nphysuart; i++)
                        printf "\t&%s,\n", physuart[i];
                printf "\tnil,\n};\n\n";
        }

        if(devvga){
                printf "#define Image   IMAGE\n";
                printf "#include <draw.h>\n";
                printf "#include <memdraw.h>\n";
                printf "#include <cursor.h>\n";
                printf "#include \"screen.h\"\n";

                for(i = 0; i < nvgadev; i++)
                        printf "extern VGAdev %sdev;\n", vgadev[i];
                printf "VGAdev* vgadev[] = {\n";
                for(i = 0; i < nvgadev; i++)
                        printf "\t&%sdev,\n", vgadev[i];
                printf "\tnil,\n};\n\n";

                for(i = 0; i < nvgacur; i++)
                        printf "extern VGAcur %scur;\n", vgacur[i];
                printf "VGAcur* vgacur[] = {\n";
                for(i = 0; i < nvgacur; i++)
                        printf "\t&%scur,\n", vgacur[i];
                printf "\tnil,\n};\n\n";
        }
        
        if(nip){
                printf "#include \"../ip/ip.h\"\n";
                for(i = 0; i < nip; i++)
                        printf "extern void %sinit(Fs*);\n", ip[i];
                printf "void (*ipprotoinit[])(Fs*) = {\n";
                for(i = 0; i < nip; i++)
                        printf "\t%sinit,\n", ip[i];
                printf "\tnil,\n};\n\n";
        }

        if(nport){
                for(i = 0; i < nport; i++)
                        printf "%s\n", port[i];
                printf "\n";
        }

        printf "char* conffile = \"%s/%s\";\n", pwd, ARGV[1];
        printf "ulong kerndate = KERNDATE;\n";

        exit
}' $*