sys/kern/makesyscalls.sh

   1 #! /bin/sh -
   2 #       @(#)makesyscalls.sh     8.1 (Berkeley) 6/10/93
   3 # $FreeBSD: src/sys/kern/makesyscalls.sh,v 1.39.2.4 2001/10/20 09:01:24 marcel Exp $
   4 # $DragonFly: src/sys/kern/makesyscalls.sh,v 1.12 2005/08/02 13:03:55 joerg Exp $
   5
   6 set -e
   7
   8 # name of compat option:
   9 compat=COMPAT_43
  10 # name of DragonFly 1.2 compat option
  11 compatdf12=COMPAT_DF12
  12
  13 # output files:
  14 sysnames="syscalls.c"
  15 sysproto="../sys/sysproto.h"
  16 sysunion="../sys/sysunion.h"
  17 sysproto_h=_SYS_SYSPROTO_H_
  18 syshdr="../sys/syscall.h"
  19 sysmk="../sys/syscall.mk"
  20 syssw="init_sysent.c"
  21 syshide="../sys/syscall-hide.h"
  22 sysargs="../sys/syscall-args"
  23 syscallprefix="SYS_"
  24 switchname="sysent"
  25 namesname="syscallnames"
  26
  27 # tmp files:
  28 sysdcl="sysent.dcl.$$"
  29 syscompat="sysent.compat.$$"
  30 syscompatdf12="sysent.compatdf12.$$"
  31 syscompatdcl="sysent.compatdcl.$$"
  32 syscompatdcldf12="sysent.compatdcldf12.$$"
  33 sysent="sysent.switch.$$"
  34 sysinc="sysinc.switch.$$"
  35 sysarg="sysarg.switch.$$"
  36 sysun="sysunion.switch.$$"
  37
  38 trap "rm $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun" 0
  39
  40 touch $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdf12 $sysent $sysinc $sysarg $sysun
  41
  42 case $# in
  43     0)  echo "Usage: $0 input-file <config-file>" 1>&2
  44         exit 1
  45         ;;
  46 esac
  47
  48 if [ -n "$2" -a -f "$2" ]; then
  49         . $2
  50 fi
  51
  52 sed -e '
  53 s/\$//g
  54 :join
  55         /\\$/{a\
  56
  57         N
  58         s/\\\n//
  59         b join
  60         }
  61 2,${
  62         /^#/!s/\([{}()*,]\)/ \1 /g
  63 }
  64 ' < $1 | awk "
  65         BEGIN {
  66                 sysdcl = \"$sysdcl\"
  67                 sysproto = \"$sysproto\"
  68                 sysproto_h = \"$sysproto_h\"
  69                 syscompat = \"$syscompat\"
  70                 syscompatdf12 = \"$syscompatdf12\"
  71                 syscompatdcl = \"$syscompatdcl\"
  72                 syscompatdcldf12 = \"$syscompatdcldf12\"
  73                 sysent = \"$sysent\"
  74                 syssw = \"$syssw\"
  75                 sysinc = \"$sysinc\"
  76                 sysarg = \"$sysarg\"
  77                 sysun = \"$sysun\"
  78                 sysnames = \"$sysnames\"
  79                 syshdr = \"$syshdr\"
  80                 sysmk = \"$sysmk\"
  81                 compat = \"$compat\"
  82                 compatdf12 = \"$compatdf12\"
  83                 syshide = \"$syshide\"
  84                 syscallprefix = \"$syscallprefix\"
  85                 switchname = \"$switchname\"
  86                 namesname = \"$namesname\"
  87                 infile = \"$1\"
  88                 sysargs = \"$sysargs\"
  89                 "'
  90
  91                 printf "/*\n * System call switch table.\n *\n" > syssw
  92                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
  93                 printf " * \$\DragonFly\$\n" > syssw
  94
  95                 printf "/*\n * System call prototypes.\n *\n" > sysarg
  96                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
  97                 printf " * \$\DragonFly\$\n" > sysarg
  98
  99                 printf "\n#ifdef %s\n\n", compat > syscompat
 100                 printf "\n#ifdef %s\n\n", compatdf12 > syscompatdf12
 101
 102                 printf "/*\n * System call names.\n *\n" > sysnames
 103                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
 104                 printf " * \$\DragonFly\$\n" > sysnames
 105
 106                 printf "/*\n * System call numbers.\n *\n" > syshdr
 107                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
 108                 printf " * \$\DragonFly\$\n" > syshdr
 109                 printf "# DragonFly system call names.\n" > sysmk
 110                 printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysmk
 111                 printf "# \$\DragonFly\$\n" > sysmk
 112                 printf "/*\n * System call hiders.\n *\n" > syshide
 113                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshide
 114                 printf " * \$\DragonFly\$\n" > syshide
 115
 116                 printf "/*\n * Union of syscall args for messaging.\n *\n" > sysun
 117                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysun
 118                 printf " * \$\DragonFly\$\n" > sysun
 119                 printf "\n#ifdef _KERNEL\n\n" > sysdcl
 120                 printf "\n#ifdef _KERNEL\n\n" > syscompatdcl
 121                 printf "\n#ifdef _KERNEL\n\n" > syscompatdcldf12
 122
 123                 printf "# System call argument table.\n" > sysargs
 124                 printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysargs
 125                 printf "# \$\DragonFly\$\n" > sysargs
 126         }
 127         NR == 1 {
 128                 gsub("[$]DragonFly: ", "", $0)
 129                 gsub(" [$]", "", $0)
 130
 131                 printf " * created from%s\n */\n\n", $0 > syssw
 132
 133                 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
 134                 printf "struct sysent %s[] = {\n",switchname > sysent
 135
 136                 printf " * created from%s\n */\n\n", $0 > sysarg
 137                 printf "#ifndef %s\n", sysproto_h > sysarg
 138                 printf "#define\t%s\n\n", sysproto_h > sysarg
 139                 printf "#include <sys/signal.h>\n\n" > sysarg
 140                 printf "#include <sys/acl.h>\n\n" > sysarg
 141                 printf "#include <sys/msgport.h>\n\n" > sysarg
 142                 printf "#include <sys/sysmsg.h>\n\n" > sysarg
 143                 printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
 144                 printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
 145
 146                 printf " * created from%s\n */\n\n", $0 > sysnames
 147                 printf "char *%s[] = {\n", namesname > sysnames
 148
 149                 printf " * created from%s\n */\n\n", $0 > syshdr
 150
 151                 printf "# created from%s\nMIASM = ", $0 > sysmk
 152
 153                 printf " * created from%s\n */\n\n", $0 > syshide
 154                 printf " * created from%s\n */\n\n", $0 > sysun
 155                 printf "union sysunion {\n" > sysun
 156                 printf "#ifdef _KERNEL /* header only applies in kernel */\n" > sysun
 157                 printf "\tstruct\tlwkt_msg lmsg;\n" > sysun
 158                 printf "\tstruct\tsysmsg sysmsg;\n" > sysun
 159                 printf "#endif\n" > sysun
 160
 161                 printf "\n# Created from%s\n\n", $0 > sysargs
 162                 next
 163         }
 164         NF == 0 || $1 ~ /^;/ {
 165                 next
 166         }
 167         $1 ~ /^#[       ]*include/ {
 168                 print > sysinc
 169                 next
 170         }
 171         $1 ~ /^#[       ]*if/ {
 172                 print > sysent
 173                 print > sysdcl
 174                 print > sysarg
 175                 print > syscompat
 176                 print > syscompatdf12
 177                 print > sysnames
 178                 print > syshide
 179                 print > sysun
 180                 savesyscall = syscall
 181                 next
 182         }
 183         $1 ~ /^#[       ]*else/ {
 184                 print > sysent
 185                 print > sysdcl
 186                 print > sysarg
 187                 print > sysun
 188                 print > syscompat
 189                 print > syscompatdf12
 190                 print > sysnames
 191                 print > syshide
 192                 syscall = savesyscall
 193                 next
 194         }
 195         $1 ~ /^#/ {
 196                 print > sysent
 197                 print > sysdcl
 198                 print > sysarg
 199                 print > sysun
 200                 print > syscompat
 201                 print > syscompatdf12
 202                 print > sysnames
 203                 print > syshide
 204                 next
 205         }
 206         syscall != $1 {
 207                 printf "%s: line %d: syscall number out of sync at %d\n",
 208                     infile, NR, syscall
 209                 printf "line is:\n"
 210                 print
 211                 exit 1
 212         }
 213         function align_sysent_comment(column) {
 214                 printf("\t") > sysent
 215                 column = column + 8 - column % 8
 216                 while (column < 56) {
 217                         printf("\t") > sysent
 218                         column = column + 8
 219                 }
 220         }
 221         function parserr(was, wanted) {
 222                 printf "%s: line %d: unexpected %s (expected %s)\n",
 223                     infile, NR, was, wanted
 224                 exit 1
 225         }
 226         function parseline() {
 227                 f=4                     # toss number and type
 228                 argc= 0;
 229                 argssize = "0"
 230                 if ($NF != "}") {
 231                         funcalias=$(NF-2)
 232                         argalias=$(NF-1)
 233                         rettype=$NF
 234                         end=NF-3
 235                 } else {
 236                         funcalias=""
 237                         argalias=""
 238                         rettype="int"
 239                         end=NF
 240                 }
 241                 if ($2 == "NODEF") {
 242                         funcname=$4
 243                         argssize = "AS(" $6 ")"
 244                         return
 245                 }
 246                 if ($f != "{")
 247                         parserr($f, "{")
 248                 f++
 249                 if ($end != "}")
 250                         parserr($end, "}")
 251                 end--
 252                 if ($end != ";")
 253                         parserr($end, ";")
 254                 end--
 255                 if ($end != ")")
 256                         parserr($end, ")")
 257                 end--
 258
 259                 f++     #function return type
 260
 261                 funcname=$f
 262                 usefuncname=$f
 263                 if (funcalias == "")
 264                         funcalias = funcname
 265                 if (argalias == "") {
 266                         argalias = funcname "_args"
 267                         if ($2 == "COMPAT") {
 268                                 argalias = "o" argalias
 269                                 usefuncname = "o" funcname
 270                         }
 271                         if ($2 == "COMPAT_DF12") {
 272                                 argalias = "dfbsd12_" argalias
 273                                 usefuncname = "dfbsd12_" funcname
 274                         }
 275                 }
 276                 f++
 277
 278                 if ($f != "(")
 279                         parserr($f, ")")
 280                 f++
 281
 282                 if (f == end) {
 283                         if ($f != "void")
 284                                 parserr($f, "argument definition")
 285                         return
 286                 }
 287
 288                 while (f <= end) {
 289                         argc++
 290                         argtype[argc]=""
 291                         oldf=""
 292                         while (f < end && $(f+1) != ",") {
 293                                 if (argtype[argc] != "" && oldf != "*")
 294                                         argtype[argc] = argtype[argc]" ";
 295                                 argtype[argc] = argtype[argc]$f;
 296                                 oldf = $f;
 297                                 f++
 298                         }
 299                         if (argtype[argc] == "")
 300                                 parserr($f, "argument definition")
 301                         argname[argc]=$f;
 302                         f += 2;                 # skip name, and any comma
 303                 }
 304                 if (argc != 0)
 305                         argssize = "AS(" argalias ")"
 306         }
 307         {       comment = $4
 308                 if (NF < 7)
 309                         for (i = 5; i <= NF; i++)
 310                                 comment = comment " " $i
 311         }
 312         # if the "MPSAFE" keyword is found, note it and shift the line
 313         mpsafe = ""
 314         $2 == "MPSAFE" {
 315                 for (i = 2; i <= NF; i++)
 316                         $i = $(i + 1);
 317                 NF -= 1;
 318                 mpsafe = "SYF_MPSAFE | "
 319         }
 320         $2 == "STD" || $2 == "NODEF" || $2 == "NOARGS"  || $2 == "NOPROTO" \
 321             || $2 == "NOIMPL" {
 322                 parseline()
 323                 if ((!nosys || funcname != "nosys") && \
 324                     (funcname != "lkmnosys")) {
 325                         if (argc != 0 && $2 != "NOARGS" && $2 != "NOPROTO") {
 326                                 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 327                                 printf("struct\t%s {\n", argalias) > sysarg
 328                                 printf("#ifdef _KERNEL\n") > sysarg
 329                                 printf("\tstruct sysmsg sysmsg;\n") > sysarg
 330                                 printf("#endif\n") > sysarg
 331                                 printf("\tunion usrmsg usrmsg;\n") > sysarg
 332                                 for (i = 1; i <= argc; i++)
 333                                         printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 334                                             argtype[i], argname[i],
 335                                             argname[i], argtype[i]) > sysarg
 336                                 printf("};\n") > sysarg
 337                         }
 338                         else if ($2 != "NOARGS" && $2 != "NOPROTO" && \
 339                             $2 != "NODEF") {
 340                                 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 341                                 printf("struct\t%s {\n", argalias) > sysarg
 342                                 printf("#ifdef _KERNEL\n") > sysarg
 343                                 printf("\tstruct sysmsg sysmsg;\n") > sysarg
 344                                 printf("#endif\n") > sysarg
 345                                 printf("\tunion usrmsg usrmsg;\n") > sysarg
 346                                 printf("\tregister_t dummy;\n") > sysarg
 347                                 printf("};\n") > sysarg
 348                         }
 349                 }
 350                 if (($2 != "NOPROTO" && $2 != "NODEF" && \
 351                     (funcname != "nosys" || !nosys)) || \
 352                     (funcname == "lkmnosys" && !lkmnosys) || \
 353                     funcname == "lkmressys") {
 354                         printf("%s\t%s (struct %s *)",
 355                             rettype, funcname, argalias) > sysdcl
 356                         printf(";\n") > sysdcl
 357                 }
 358                 if (funcname == "nosys")
 359                         nosys = 1
 360                 if (funcname == "lkmnosys")
 361                         lkmnosys = 1
 362                 printf("\t{ %s%s, (sy_call_t *)", mpsafe, argssize) > sysent
 363                 column = 8 + 2 + length(mpsafe) + length(argssize) + 15
 364                 if ($2 != "NOIMPL") {
 365                         printf("%s },", funcname) > sysent
 366                         column = column + length(funcname) + 3
 367                 } else {
 368                         printf("%s },", "nosys") > sysent
 369                         column = column + length("nosys") + 3
 370                 }
 371                 align_sysent_comment(column)
 372                 printf("/* %d = %s */\n", syscall, funcalias) > sysent
 373                 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
 374                     funcalias, syscall, funcalias) > sysnames
 375                 if ($2 != "NODEF") {
 376                         printf("#define\t%s%s\t%d\n", syscallprefix,
 377                             funcalias, syscall) > syshdr
 378                         printf(" \\\n\t%s.o", funcalias) > sysmk
 379                         printf("%s\t%s\t%s\t%s", rettype, funcalias, usefuncname, argalias) > sysargs
 380                         for (i = 1; i <= argc; i++)
 381                                 printf("\t%s\t%s", argtype[i], argname[i]) > sysargs
 382                         printf("\n") > sysargs
 383                 }
 384                 if ($3 != "NOHIDE")
 385                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 386                 syscall++
 387                 next
 388         }
 389         $2 == "COMPAT" || $2 == "CPT_NOA" {
 390                 ncompat++
 391                 parseline()
 392                 if (argc != 0 && $2 != "CPT_NOA") {
 393                         printf("#ifdef %s\n", compat) > sysun
 394                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 395                         printf("#endif\n") > sysun
 396                         printf("struct\t%s {\n", argalias) > syscompat
 397                         printf("#ifdef _KERNEL\n") > syscompat
 398                         printf("\tstruct sysmsg sysmsg;\n") > syscompat
 399                         printf("#endif\n") > syscompat
 400                         printf("\tunion usrmsg usrmsg;\n") > syscompat
 401                         for (i = 1; i <= argc; i++)
 402                                 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 403                                     argtype[i], argname[i],
 404                                     argname[i], argtype[i]) > syscompat
 405                         printf("};\n") > syscompat
 406                 }
 407                 else if($2 != "CPT_NOA") {
 408                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 409                         printf("struct\t%s {\n", argalias) > sysarg
 410                         printf("#ifdef _KERNEL\n") > sysarg
 411                         printf("\tstruct sysmsg sysmsg;\n") > sysarg
 412                         printf("#endif\n") > sysarg
 413                         printf("\tunion usrmsg usrmsg;\n") > sysarg
 414                         printf("\tregister_t dummy;\n") > sysarg
 415                         printf("};\n") > sysarg
 416                 }
 417                 printf("%s\to%s (struct %s *);\n",
 418                     rettype, funcname, argalias) > syscompatdcl
 419                 printf("\t{ compat(%s%s,%s) },",
 420                     mpsafe, argssize, funcname) > sysent
 421                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 422                     length(argssize) + 1 + length(funcname) + 4)
 423                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 424                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 425                     funcalias, syscall, funcalias) > sysnames
 426                 printf("\t\t\t\t/* %d is old %s */\n",
 427                     syscall, funcalias) > syshdr
 428                 if ($3 != "NOHIDE")
 429                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 430                 syscall++
 431                 next
 432         }
 433         $2 == "COMPAT_DF12" {
 434                 ncompatdf12++
 435                 parseline()
 436                 if (argc != 0) {
 437                         printf("#ifdef %s\n", compatdf12) > sysun
 438                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 439                         printf("#endif\n") > sysun
 440                         printf("struct\t%s {\n", argalias) > syscompatdf12
 441                         printf("#ifdef _KERNEL\n") > syscompatdf12
 442                         printf("\tstruct sysmsg sysmsg;\n") > syscompatdf12
 443                         printf("#endif\n") > syscompatdf12
 444                         printf("\tunion usrmsg usrmsg;\n") > syscompatdf12
 445                         for (i = 1; i <= argc; i++)
 446                                 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 447                                     argtype[i], argname[i],
 448                                     argname[i], argtype[i]) > syscompatdf12
 449                         printf("};\n") > syscompatdf12
 450                 }
 451                 else {
 452                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 453                         printf("struct\t%s {\n", argalias) > sysarg
 454                         printf("#ifdef _KERNEL\n") > sysarg
 455                         printf("\tstruct sysmsg sysmsg;\n") > sysarg
 456                         printf("#endif\n") > sysarg
 457                         printf("\tunion usrmsg usrmsg;\n") > sysarg
 458                         printf("\tregister_t dummy;\n") > sysarg
 459                         printf("};\n") > sysarg
 460                 }
 461                 printf("%s\tdfbsd12_%s (struct %s *);\n",
 462                     rettype, funcname, argalias) > syscompatdcldf12
 463                 printf("\t{ compatdf12(%s%s,%s) },",
 464                     mpsafe, argssize, funcname) > sysent
 465                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 466                     length(argssize) + 1 + length(funcname) + 4)
 467                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 468                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 469                     funcalias, syscall, funcalias) > sysnames
 470                 printf("\t\t\t\t/* %d is old %s */\n",
 471                     syscall, funcalias) > syshdr
 472                 if ($3 != "NOHIDE")
 473                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 474                 syscall++
 475                 next
 476         }
 477         $2 == "LIBCOMPAT" {
 478                 ncompat++
 479                 parseline()
 480                 printf("%s\to%s();\n", rettype, funcname) > syscompatdcl
 481                 printf("\t{ compat(%s%s,%s) },",
 482                     mpsafe, argssize, funcname) > sysent
 483                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 484                     length(argssize) + 1 + length(funcname) + 4)
 485                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 486                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 487                     funcalias, syscall, funcalias) > sysnames
 488                 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
 489                     syscallprefix, funcalias, syscall) > syshdr
 490                 printf(" \\\n\t%s.o", funcalias) > sysmk
 491                 printf("%s\t%s\t%s\t%s", rettype, funcalias, usefuncname, argalias) > sysargs
 492                 for (i = 1; i <= argc; i++)
 493                         printf("\t%s\t%s", argtype[i], argname[i]) > sysargs
 494                 printf("\n") > sysargs
 495                 if ($3 != "NOHIDE")
 496                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 497                 syscall++
 498                 next
 499         }
 500         $2 == "OBSOL" {
 501                 printf("\t{ 0, (sy_call_t *)nosys },") > sysent
 502                 align_sysent_comment(34)
 503                 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
 504                 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
 505                     $4, syscall, comment) > sysnames
 506                 printf("\t\t\t\t/* %d is obsolete %s */\n",
 507                     syscall, comment) > syshdr
 508                 if ($3 != "NOHIDE")
 509                         printf("HIDE_%s(%s)\n", $3, $4) > syshide
 510                 syscall++
 511                 next
 512         }
 513         $2 == "UNIMPL" {
 514                 printf("\t{ 0, (sy_call_t *)nosys },\t\t\t/* %d = %s */\n",
 515                     syscall, comment) > sysent
 516                 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
 517                     syscall, syscall, comment) > sysnames
 518                 if ($3 != "NOHIDE")
 519                         printf("HIDE_%s(%s)\n", $3, $4) > syshide
 520                 syscall++
 521                 next
 522         }
 523         {
 524                 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
 525                 exit 1
 526         }
 527         END {
 528                 printf "\n#define AS(name) ((sizeof(struct name) - sizeof(struct sysmsg) - sizeof(union usrmsg)) / sizeof(register_t))\n" > sysinc
 529                 if (ncompat != 0) {
 530                         printf "#include \"opt_compat.h\"\n\n" > syssw
 531                         printf "\n#ifdef %s\n", compat > sysinc
 532                         printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc
 533                         printf "#else\n" > sysinc
 534                         printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc
 535                         printf "#endif\n" > sysinc
 536                 }
 537
 538                 if (ncompatdf12 != 0) {
 539                         printf "#include \"opt_compatdf12.h\"\n\n" > syssw
 540                         printf "\n#ifdef %s\n", compatdf12 > sysinc
 541                         printf "#define compatdf12(n, name) n, (sy_call_t *)__CONCAT(dfbsd12_,name)\n" > sysinc
 542                         printf "#else\n" > sysinc
 543                         printf "#define compatdf12(n, name) 0, (sy_call_t *)nosys\n" > sysinc
 544                         printf "#endif\n" > sysinc
 545                 }
 546
 547                 printf("\n#endif /* _KERNEL */\n") > syscompatdcl
 548                 printf("\n#endif /* _KERNEL */\n") > syscompatdcldf12
 549                 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
 550                 printf("\n#endif /* %s */\n\n", compatdf12) > syscompatdcldf12
 551
 552                 printf("\n") > sysmk
 553                 printf("};\n") > sysent
 554                 printf("};\n") > sysnames
 555                 printf("};\n") > sysun
 556                 printf("\n#endif /* !%s */\n", sysproto_h) > sysdcl
 557                 printf("#undef PAD_\n") > sysdcl
 558                 printf("\n#endif /* _KERNEL */\n") > sysdcl
 559                 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
 560                     > syshdr
 561         } '
 562
 563 cat $sysinc $sysent >> $syssw
 564 cat $sysarg $syscompat $syscompatdcl $syscompatdf12 $syscompatdcldf12 $sysdcl > $sysproto
 565 cat $sysun > $sysunion