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 1.16 2006/08/06 18:56:44 dillon 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 syscallprefix="SYS_"
  23 switchname="sysent"
  24 namesname="syscallnames"
  25
  26 # tmp files:
  27 sysdcl="sysent.dcl.$$"
  28 syscompat="sysent.compat.$$"
  29 syscompatdf12="sysent.compatdf12.$$"
  30 syscompatdcl="sysent.compatdcl.$$"
  31 syscompatdcldf12="sysent.compatdcldf12.$$"
  32 sysent="sysent.switch.$$"
  33 sysinc="sysinc.switch.$$"
  34 sysarg="sysarg.switch.$$"
  35 sysun="sysunion.switch.$$"
  36
  37 trap "rm $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun" 0
  38
  39 touch $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdf12 $sysent $sysinc $sysarg $sysun
  40
  41 case $# in
  42     0)  echo "Usage: $0 input-file <config-file>" 1>&2
  43         exit 1
  44         ;;
  45 esac
  46
  47 if [ -n "$2" -a -f "$2" ]; then
  48         . $2
  49 fi
  50
  51 sed -e '
  52 s/\$//g
  53 :join
  54         /\\$/{a\
  55
  56         N
  57         s/\\\n//
  58         b join
  59         }
  60 2,${
  61         /^#/!s/\([{}()*,]\)/ \1 /g
  62 }
  63 ' < $1 | awk "
  64         BEGIN {
  65                 sysdcl = \"$sysdcl\"
  66                 sysproto = \"$sysproto\"
  67                 sysproto_h = \"$sysproto_h\"
  68                 syscompat = \"$syscompat\"
  69                 syscompatdf12 = \"$syscompatdf12\"
  70                 syscompatdcl = \"$syscompatdcl\"
  71                 syscompatdcldf12 = \"$syscompatdcldf12\"
  72                 sysent = \"$sysent\"
  73                 syssw = \"$syssw\"
  74                 sysinc = \"$sysinc\"
  75                 sysarg = \"$sysarg\"
  76                 sysun = \"$sysun\"
  77                 sysnames = \"$sysnames\"
  78                 syshdr = \"$syshdr\"
  79                 sysmk = \"$sysmk\"
  80                 compat = \"$compat\"
  81                 compatdf12 = \"$compatdf12\"
  82                 syshide = \"$syshide\"
  83                 syscallprefix = \"$syscallprefix\"
  84                 switchname = \"$switchname\"
  85                 namesname = \"$namesname\"
  86                 infile = \"$1\"
  87                 "'
  88
  89                 printf "/*\n * System call switch table.\n *\n" > syssw
  90                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
  91                 printf " * \$\DragonFly\$\n" > syssw
  92
  93                 printf "/*\n * System call prototypes.\n *\n" > sysarg
  94                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
  95                 printf " * \$\DragonFly\$\n" > sysarg
  96
  97                 printf "\n#ifdef %s\n\n", compat > syscompat
  98                 printf "\n#ifdef %s\n\n", compatdf12 > syscompatdf12
  99
 100                 printf "/*\n * System call names.\n *\n" > sysnames
 101                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
 102                 printf " * \$\DragonFly\$\n" > sysnames
 103
 104                 printf "/*\n * System call numbers.\n *\n" > syshdr
 105                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
 106                 printf " * \$\DragonFly\$\n" > syshdr
 107                 printf "# DragonFly system call names.\n" > sysmk
 108                 printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysmk
 109                 printf "# \$\DragonFly\$\n" > sysmk
 110                 printf "/*\n * System call hiders.\n *\n" > syshide
 111                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshide
 112                 printf " * \$\DragonFly\$\n" > syshide
 113
 114                 printf "/*\n * Union of syscall args for messaging.\n *\n" > sysun
 115                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysun
 116                 printf " * \$\DragonFly\$\n" > sysun
 117                 printf "\n#ifdef _KERNEL\n\n" > sysdcl
 118                 printf "\n#ifdef _KERNEL\n\n" > syscompatdcl
 119                 printf "\n#ifdef _KERNEL\n\n" > syscompatdcldf12
 120         }
 121         NR == 1 {
 122                 gsub("[$]DragonFly: ", "", $0)
 123                 gsub(" [$]", "", $0)
 124
 125                 printf " * created from%s\n */\n\n", $0 > syssw
 126
 127                 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
 128                 printf "struct sysent %s[] = {\n",switchname > sysent
 129
 130                 printf " * created from%s\n */\n\n", $0 > sysarg
 131                 printf "#ifndef %s\n", sysproto_h > sysarg
 132                 printf "#define\t%s\n\n", sysproto_h > sysarg
 133                 printf "#include <sys/signal.h>\n\n" > sysarg
 134                 printf "#include <sys/acl.h>\n\n" > sysarg
 135                 printf "#include <sys/msgport.h>\n\n" > sysarg
 136                 printf "#include <sys/sysmsg.h>\n\n" > sysarg
 137                 printf "#include <sys/syslink.h>\n\n" > sysarg
 138                 printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
 139                 printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
 140
 141                 printf " * created from%s\n */\n\n", $0 > sysnames
 142                 printf "char *%s[] = {\n", namesname > sysnames
 143
 144                 printf " * created from%s\n */\n\n", $0 > syshdr
 145
 146                 printf "# created from%s\nMIASM = ", $0 > sysmk
 147
 148                 printf " * created from%s\n */\n\n", $0 > syshide
 149                 printf " * created from%s\n */\n\n", $0 > sysun
 150                 printf "union sysunion {\n" > sysun
 151                 printf "#ifdef _KERNEL /* header only applies in kernel */\n" > sysun
 152                 printf "\tstruct\tlwkt_msg lmsg;\n" > sysun
 153                 printf "\tstruct\tsysmsg sysmsg;\n" > sysun
 154                 printf "#endif\n" > sysun
 155
 156                 next
 157         }
 158         NF == 0 || $1 ~ /^;/ {
 159                 next
 160         }
 161         $1 ~ /^#[       ]*include/ {
 162                 print > sysinc
 163                 next
 164         }
 165         $1 ~ /^#[       ]*if/ {
 166                 print > sysent
 167                 print > sysdcl
 168                 print > sysarg
 169                 print > syscompat
 170                 print > syscompatdf12
 171                 print > sysnames
 172                 print > syshide
 173                 print > sysun
 174                 savesyscall = syscall
 175                 next
 176         }
 177         $1 ~ /^#[       ]*else/ {
 178                 print > sysent
 179                 print > sysdcl
 180                 print > sysarg
 181                 print > sysun
 182                 print > syscompat
 183                 print > syscompatdf12
 184                 print > sysnames
 185                 print > syshide
 186                 syscall = savesyscall
 187                 next
 188         }
 189         $1 ~ /^#/ {
 190                 print > sysent
 191                 print > sysdcl
 192                 print > sysarg
 193                 print > sysun
 194                 print > syscompat
 195                 print > syscompatdf12
 196                 print > sysnames
 197                 print > syshide
 198                 next
 199         }
 200         syscall != $1 {
 201                 printf "%s: line %d: syscall number out of sync at %d\n",
 202                     infile, NR, syscall
 203                 printf "line is:\n"
 204                 print
 205                 exit 1
 206         }
 207         function align_sysent_comment(column) {
 208                 printf("\t") > sysent
 209                 column = column + 8 - column % 8
 210                 while (column < 56) {
 211                         printf("\t") > sysent
 212                         column = column + 8
 213                 }
 214         }
 215         function parserr(was, wanted) {
 216                 printf "%s: line %d: unexpected %s (expected %s)\n",
 217                     infile, NR, was, wanted
 218                 exit 1
 219         }
 220         function parseline() {
 221                 f=4                     # toss number and type
 222                 argc= 0;
 223                 argssize = "0"
 224                 if ($NF != "}") {
 225                         funcalias=$(NF-2)
 226                         argalias=$(NF-1)
 227                         rettype=$NF
 228                         end=NF-3
 229                 } else {
 230                         funcalias=""
 231                         argalias=""
 232                         rettype="int"
 233                         end=NF
 234                 }
 235                 if ($2 == "NODEF") {
 236                         funcname=$4
 237                         argssize = "AS(" $6 ")"
 238                         return
 239                 }
 240                 if ($f != "{")
 241                         parserr($f, "{")
 242                 f++
 243                 if ($end != "}")
 244                         parserr($end, "}")
 245                 end--
 246                 if ($end != ";")
 247                         parserr($end, ";")
 248                 end--
 249                 if ($end != ")")
 250                         parserr($end, ")")
 251                 end--
 252
 253                 f++     #function return type
 254
 255                 funcname=$f
 256                 usefuncname=$f
 257                 if (funcalias == "")
 258                         funcalias = funcname
 259                 if (argalias == "") {
 260                         argalias = funcname "_args"
 261                         if ($2 == "COMPAT") {
 262                                 argalias = "o" argalias
 263                                 usefuncname = "sys_o" funcname
 264                         }
 265                         if ($2 == "COMPAT_DF12") {
 266                                 argalias = "dfbsd12_" argalias
 267                                 usefuncname = "sys_dfbsd12_" funcname
 268                         }
 269                 }
 270                 f++
 271
 272                 if ($f != "(")
 273                         parserr($f, ")")
 274                 f++
 275
 276                 if (f == end) {
 277                         if ($f != "void")
 278                                 parserr($f, "argument definition")
 279                         return
 280                 }
 281
 282                 while (f <= end) {
 283                         argc++
 284                         argtype[argc]=""
 285                         oldf=""
 286                         while (f < end && $(f+1) != ",") {
 287                                 if (argtype[argc] != "" && oldf != "*")
 288                                         argtype[argc] = argtype[argc]" ";
 289                                 argtype[argc] = argtype[argc]$f;
 290                                 oldf = $f;
 291                                 f++
 292                         }
 293                         if (argtype[argc] == "")
 294                                 parserr($f, "argument definition")
 295                         argname[argc]=$f;
 296                         f += 2;                 # skip name, and any comma
 297                 }
 298                 if (argc != 0)
 299                         argssize = "AS(" argalias ")"
 300         }
 301         {       comment = $4
 302                 if (NF < 7)
 303                         for (i = 5; i <= NF; i++)
 304                                 comment = comment " " $i
 305         }
 306         # if the "MPSAFE" keyword is found, note it and shift the line
 307         mpsafe = ""
 308         $2 == "MPSAFE" {
 309                 for (i = 2; i <= NF; i++)
 310                         $i = $(i + 1);
 311                 NF -= 1;
 312                 mpsafe = "SYF_MPSAFE | "
 313         }
 314         $2 == "STD" || $2 == "NODEF" || $2 == "NOARGS"  || $2 == "NOPROTO" \
 315             || $2 == "NOIMPL" {
 316                 parseline()
 317                 if ((!nosys || funcname != "nosys") && \
 318                     (funcname != "lkmnosys")) {
 319                         if (argc != 0 && $2 != "NOARGS" && $2 != "NOPROTO") {
 320                                 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 321                                 printf("struct\t%s {\n", argalias) > sysarg
 322                                 printf("#ifdef _KERNEL\n") > sysarg
 323                                 printf("\tstruct sysmsg sysmsg;\n") > sysarg
 324                                 printf("#endif\n") > sysarg
 325                                 for (i = 1; i <= argc; i++)
 326                                         printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 327                                             argtype[i], argname[i],
 328                                             argname[i], argtype[i]) > sysarg
 329                                 printf("};\n") > sysarg
 330                         }
 331                         else if ($2 != "NOARGS" && $2 != "NOPROTO" && \
 332                             $2 != "NODEF") {
 333                                 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 334                                 printf("struct\t%s {\n", argalias) > sysarg
 335                                 printf("#ifdef _KERNEL\n") > sysarg
 336                                 printf("\tstruct sysmsg sysmsg;\n") > sysarg
 337                                 printf("#endif\n") > sysarg
 338                                 printf("\tregister_t dummy;\n") > sysarg
 339                                 printf("};\n") > sysarg
 340                         }
 341                 }
 342                 if (($2 != "NOPROTO" && $2 != "NODEF" && \
 343                     (funcname != "nosys" || !nosys)) || \
 344                     (funcname == "lkmnosys" && !lkmnosys) || \
 345                     funcname == "lkmressys") {
 346                         printf("%s\tsys_%s (struct %s *)",
 347                             rettype, funcname, argalias) > sysdcl
 348                         printf(";\n") > sysdcl
 349                 }
 350                 if (funcname == "nosys")
 351                         nosys = 1
 352                 if (funcname == "lkmnosys")
 353                         lkmnosys = 1
 354                 printf("\t{ %s%s, (sy_call_t *)", mpsafe, argssize) > sysent
 355                 column = 8 + 2 + length(mpsafe) + length(argssize) + 15
 356                 if ($2 != "NOIMPL") {
 357                         printf("sys_%s },", funcname) > sysent
 358                         column = column + length(funcname) + 7
 359                 } else {
 360                         printf("sys_%s },", "nosys") > sysent
 361                         column = column + length("nosys") + 7
 362                 }
 363                 align_sysent_comment(column)
 364                 printf("/* %d = %s */\n", syscall, funcalias) > sysent
 365                 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
 366                     funcalias, syscall, funcalias) > sysnames
 367                 if ($2 != "NODEF") {
 368                         printf("#define\t%s%s\t%d\n", syscallprefix,
 369                             funcalias, syscall) > syshdr
 370                         printf(" \\\n\t%s.o", funcalias) > sysmk
 371                 }
 372                 if ($3 != "NOHIDE")
 373                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 374                 syscall++
 375                 next
 376         }
 377         $2 == "COMPAT" || $2 == "CPT_NOA" {
 378                 ncompat++
 379                 parseline()
 380                 if (argc != 0 && $2 != "CPT_NOA") {
 381                         printf("#ifdef %s\n", compat) > sysun
 382                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 383                         printf("#endif\n") > sysun
 384                         printf("struct\t%s {\n", argalias) > syscompat
 385                         printf("#ifdef _KERNEL\n") > syscompat
 386                         printf("\tstruct sysmsg sysmsg;\n") > syscompat
 387                         printf("#endif\n") > syscompat
 388                         for (i = 1; i <= argc; i++)
 389                                 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 390                                     argtype[i], argname[i],
 391                                     argname[i], argtype[i]) > syscompat
 392                         printf("};\n") > syscompat
 393                 }
 394                 else if($2 != "CPT_NOA") {
 395                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 396                         printf("struct\t%s {\n", argalias) > sysarg
 397                         printf("#ifdef _KERNEL\n") > sysarg
 398                         printf("\tstruct sysmsg sysmsg;\n") > sysarg
 399                         printf("#endif\n") > sysarg
 400                         printf("\tregister_t dummy;\n") > sysarg
 401                         printf("};\n") > sysarg
 402                 }
 403                 printf("%s\tsys_o%s (struct %s *);\n",
 404                     rettype, funcname, argalias) > syscompatdcl
 405                 printf("\t{ compat(%s%s,%s) },",
 406                     mpsafe, argssize, funcname) > sysent
 407                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 408                     length(argssize) + 1 + length(funcname) + 4)
 409                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 410                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 411                     funcalias, syscall, funcalias) > sysnames
 412                 printf("\t\t\t\t/* %d is old %s */\n",
 413                     syscall, funcalias) > syshdr
 414                 if ($3 != "NOHIDE")
 415                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 416                 syscall++
 417                 next
 418         }
 419         $2 == "COMPAT_DF12" {
 420                 ncompatdf12++
 421                 parseline()
 422                 if (argc != 0) {
 423                         printf("#ifdef %s\n", compatdf12) > sysun
 424                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 425                         printf("#endif\n") > sysun
 426                         printf("struct\t%s {\n", argalias) > syscompatdf12
 427                         printf("#ifdef _KERNEL\n") > syscompatdf12
 428                         printf("\tstruct sysmsg sysmsg;\n") > syscompatdf12
 429                         printf("#endif\n") > syscompatdf12
 430                         for (i = 1; i <= argc; i++)
 431                                 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
 432                                     argtype[i], argname[i],
 433                                     argname[i], argtype[i]) > syscompatdf12
 434                         printf("};\n") > syscompatdf12
 435                 }
 436                 else {
 437                         printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
 438                         printf("struct\t%s {\n", argalias) > sysarg
 439                         printf("#ifdef _KERNEL\n") > sysarg
 440                         printf("\tstruct sysmsg sysmsg;\n") > sysarg
 441                         printf("#endif\n") > sysarg
 442                         printf("\tregister_t dummy;\n") > sysarg
 443                         printf("};\n") > sysarg
 444                 }
 445                 printf("%s\tsys_dfbsd12_%s (struct %s *);\n",
 446                     rettype, funcname, argalias) > syscompatdcldf12
 447                 printf("\t{ compatdf12(%s%s,%s) },",
 448                     mpsafe, argssize, funcname) > sysent
 449                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 450                     length(argssize) + 1 + length(funcname) + 4)
 451                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 452                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 453                     funcalias, syscall, funcalias) > sysnames
 454                 printf("\t\t\t\t/* %d is old %s */\n",
 455                     syscall, funcalias) > syshdr
 456                 if ($3 != "NOHIDE")
 457                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 458                 syscall++
 459                 next
 460         }
 461         $2 == "LIBCOMPAT" {
 462                 ncompat++
 463                 parseline()
 464                 printf("%s\tsys_o%s();\n", rettype, funcname) > syscompatdcl
 465                 printf("\t{ compat(%s%s,%s) },",
 466                     mpsafe, argssize, funcname) > sysent
 467                 align_sysent_comment(8 + 9 + length(mpsafe) + \
 468                     length(argssize) + 1 + length(funcname) + 4)
 469                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
 470                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
 471                     funcalias, syscall, funcalias) > sysnames
 472                 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
 473                     syscallprefix, funcalias, syscall) > syshdr
 474                 printf(" \\\n\t%s.o", funcalias) > sysmk
 475                 if ($3 != "NOHIDE")
 476                         printf("HIDE_%s(%s)\n", $3, funcname) > syshide
 477                 syscall++
 478                 next
 479         }
 480         $2 == "OBSOL" {
 481                 printf("\t{ 0, (sy_call_t *)sys_nosys },") > sysent
 482                 align_sysent_comment(37)
 483                 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
 484                 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
 485                     $4, syscall, comment) > sysnames
 486                 printf("\t\t\t\t/* %d is obsolete %s */\n",
 487                     syscall, comment) > syshdr
 488                 if ($3 != "NOHIDE")
 489                         printf("HIDE_%s(%s)\n", $3, $4) > syshide
 490                 syscall++
 491                 next
 492         }
 493         $2 == "UNIMPL" {
 494                 printf("\t{ 0, (sy_call_t *)sys_nosys },\t\t\t/* %d = %s */\n",
 495                     syscall, comment) > sysent
 496                 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
 497                     syscall, syscall, comment) > sysnames
 498                 if ($3 != "NOHIDE")
 499                         printf("HIDE_%s(%s)\n", $3, $4) > syshide
 500                 syscall++
 501                 next
 502         }
 503         {
 504                 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
 505                 exit 1
 506         }
 507         END {
 508                 printf "\n#define AS(name) ((sizeof(struct name) - sizeof(struct sysmsg)) / sizeof(register_t))\n" > sysinc
 509                 if (ncompat != 0) {
 510                         printf "#include \"opt_compat.h\"\n\n" > syssw
 511                         printf "\n#ifdef %s\n", compat > sysinc
 512                         printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(o,name))\n" > sysinc
 513                         printf "#else\n" > sysinc
 514                         printf "#define compat(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
 515                         printf "#endif\n" > sysinc
 516                 }
 517
 518                 if (ncompatdf12 != 0) {
 519                         printf "#include \"opt_compatdf12.h\"\n\n" > syssw
 520                         printf "\n#ifdef %s\n", compatdf12 > sysinc
 521                         printf "#define compatdf12(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(dfbsd12_,name))\n" > sysinc
 522                         printf "#else\n" > sysinc
 523                         printf "#define compatdf12(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
 524                         printf "#endif\n" > sysinc
 525                 }
 526
 527                 printf("\n#endif /* _KERNEL */\n") > syscompatdcl
 528                 printf("\n#endif /* _KERNEL */\n") > syscompatdcldf12
 529                 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
 530                 printf("\n#endif /* %s */\n\n", compatdf12) > syscompatdcldf12
 531
 532                 printf("\n") > sysmk
 533                 printf("};\n") > sysent
 534                 printf("};\n") > sysnames
 535                 printf("};\n") > sysun
 536                 printf("\n#endif /* !%s */\n", sysproto_h) > sysdcl
 537                 printf("#undef PAD_\n") > sysdcl
 538                 printf("\n#endif /* _KERNEL */\n") > sysdcl
 539                 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
 540                     > syshdr
 541         } '
 542
 543 cat $sysinc $sysent >> $syssw
 544 cat $sysarg $syscompat $syscompatdcl $syscompatdf12 $syscompatdcldf12 $sysdcl > $sysproto
 545 cat $sysun > $sysunion