makesyscalls.sh

Version: - FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
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    1 #! /bin/sh -
    2 #       @(#)makesyscalls.sh     8.1 (Berkeley) 6/10/93
    3 # $FreeBSD$
    4 
    5 set -e
    6 
    7 # name of compat options:
    8 compat=COMPAT_43
    9 compat4=COMPAT_FREEBSD4
   10 compat6=COMPAT_FREEBSD6
   11 
   12 # output files:
   13 sysnames="syscalls.c"
   14 sysproto="../sys/sysproto.h"
   15 sysproto_h=_SYS_SYSPROTO_H_
   16 syshdr="../sys/syscall.h"
   17 sysmk="../sys/syscall.mk"
   18 syssw="init_sysent.c"
   19 syscallprefix="SYS_"
   20 switchname="sysent"
   21 namesname="syscallnames"
   22 systrace="systrace_args.c"
   23 
   24 # tmp files:
   25 sysaue="sysent.aue.$$"
   26 sysdcl="sysent.dcl.$$"
   27 syscompat="sysent.compat.$$"
   28 syscompatdcl="sysent.compatdcl.$$"
   29 syscompat4="sysent.compat4.$$"
   30 syscompat4dcl="sysent.compat4dcl.$$"
   31 syscompat6="sysent.compat6.$$"
   32 syscompat6dcl="sysent.compat6dcl.$$"
   33 sysent="sysent.switch.$$"
   34 sysinc="sysinc.switch.$$"
   35 sysarg="sysarg.switch.$$"
   36 sysprotoend="sysprotoend.$$"
   37 systracetmp="systrace.$$"
   38 
   39 trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp" 0
   40 
   41 touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp
   42 
   43 case $# in
   44     0)  echo "usage: $0 input-file <config-file>" 1>&2
   45         exit 1
   46         ;;
   47 esac
   48 
   49 if [ -n "$2" -a -f "$2" ]; then
   50         . $2
   51 fi
   52 
   53 sed -e '
   54 s/\$//g
   55 :join
   56         /\\$/{a\
   57 
   58         N
   59         s/\\\n//
   60         b join
   61         }
   62 2,${
   63         /^#/!s/\([{}()*,]\)/ \1 /g
   64 }
   65 ' < $1 | awk "
   66         BEGIN {
   67                 sysaue = \"$sysaue\"
   68                 sysdcl = \"$sysdcl\"
   69                 sysproto = \"$sysproto\"
   70                 sysprotoend = \"$sysprotoend\"
   71                 sysproto_h = \"$sysproto_h\"
   72                 syscompat = \"$syscompat\"
   73                 syscompatdcl = \"$syscompatdcl\"
   74                 syscompat4 = \"$syscompat4\"
   75                 syscompat4dcl = \"$syscompat4dcl\"
   76                 syscompat6 = \"$syscompat6\"
   77                 syscompat6dcl = \"$syscompat6dcl\"
   78                 sysent = \"$sysent\"
   79                 syssw = \"$syssw\"
   80                 sysinc = \"$sysinc\"
   81                 sysarg = \"$sysarg\"
   82                 sysnames = \"$sysnames\"
   83                 syshdr = \"$syshdr\"
   84                 sysmk = \"$sysmk\"
   85                 systrace = \"$systrace\"
   86                 systracetmp = \"$systracetmp\"
   87                 compat = \"$compat\"
   88                 compat4 = \"$compat4\"
   89                 compat6 = \"$compat6\"
   90                 syscallprefix = \"$syscallprefix\"
   91                 switchname = \"$switchname\"
   92                 namesname = \"$namesname\"
   93                 infile = \"$1\"
   94                 "'
   95 
   96                 printf "/*\n * System call switch table.\n *\n" > syssw
   97                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
   98                 printf " * $%s$\n", "FreeBSD" > syssw
   99 
  100                 printf "/*\n * System call prototypes.\n *\n" > sysarg
  101                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
  102                 printf " * $%s$\n", "FreeBSD" > sysarg
  103 
  104                 printf "\n#ifdef %s\n\n", compat > syscompat
  105                 printf "\n#ifdef %s\n\n", compat4 > syscompat4
  106                 printf "\n#ifdef %s\n\n", compat6 > syscompat6
  107 
  108                 printf "/*\n * System call names.\n *\n" > sysnames
  109                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
  110                 printf " * $%s$\n", "FreeBSD" > sysnames
  111 
  112                 printf "/*\n * System call numbers.\n *\n" > syshdr
  113                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
  114                 printf " * $%s$\n", "FreeBSD" > syshdr
  115                 printf "# FreeBSD system call names.\n" > sysmk
  116                 printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysmk
  117                 printf "# $%s$\n", "FreeBSD" > sysmk
  118 
  119                 printf "/*\n * System call argument to DTrace register array converstion.\n *\n" > systrace
  120                 printf " * DO NOT EDIT-- this file is automatically generated.\n" > systrace
  121                 printf " * $%s$\n", "FreeBSD" > systrace
  122         }
  123         NR == 1 {
  124                 gsub("[$]FreeBSD: ", "", $0)
  125                 gsub(" [$]", "", $0)
  126 
  127                 printf " * created from%s\n */\n\n", $0 > syssw
  128 
  129                 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
  130                 printf "struct sysent %s[] = {\n",switchname > sysent
  131 
  132                 printf " * created from%s\n */\n\n", $0 > sysarg
  133                 printf "#ifndef %s\n", sysproto_h > sysarg
  134                 printf "#define\t%s\n\n", sysproto_h > sysarg
  135                 printf "#include <sys/signal.h>\n" > sysarg
  136                 printf "#include <sys/acl.h>\n" > sysarg
  137                 printf "#include <sys/cpuset.h>\n" > sysarg
  138                 printf "#include <sys/_semaphore.h>\n" > sysarg
  139                 printf "#include <sys/ucontext.h>\n\n" > sysarg
  140                 printf "#include <bsm/audit_kevents.h>\n\n" > sysarg
  141                 printf "struct proc;\n\n" > sysarg
  142                 printf "struct thread;\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                 printf "#if BYTE_ORDER == LITTLE_ENDIAN\n"> sysarg
  146                 printf "#define\tPADL_(t)\t0\n" > sysarg
  147                 printf "#define\tPADR_(t)\tPAD_(t)\n" > sysarg
  148                 printf "#else\n" > sysarg
  149                 printf "#define\tPADL_(t)\tPAD_(t)\n" > sysarg
  150                 printf "#define\tPADR_(t)\t0\n" > sysarg
  151                 printf "#endif\n\n" > sysarg
  152 
  153                 printf " * created from%s\n */\n\n", $0 > sysnames
  154                 printf "const char *%s[] = {\n", namesname > sysnames
  155 
  156                 printf " * created from%s\n */\n\n", $0 > syshdr
  157 
  158                 printf "# created from%s\nMIASM = ", $0 > sysmk
  159 
  160                 printf " * This file is part of the DTrace syscall provider.\n */\n\n" > systrace
  161                 printf "static void\nsystrace_args(int sysnum, void *params, u_int64_t *uarg, int *n_args)\n{\n" > systrace
  162                 printf "\tint64_t *iarg  = (int64_t *) uarg;\n" > systrace
  163                 printf "\tswitch (sysnum) {\n" > systrace
  164 
  165                 printf "static void\nsystrace_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systracetmp
  166                 printf "\tswitch (sysnum) {\n" > systracetmp
  167 
  168                 next
  169         }
  170         NF == 0 || $1 ~ /^;/ {
  171                 next
  172         }
  173         $1 ~ /^#[       ]*include/ {
  174                 print > sysinc
  175                 next
  176         }
  177         $1 ~ /^#[       ]*if/ {
  178                 print > sysent
  179                 print > sysdcl
  180                 print > sysarg
  181                 print > syscompat
  182                 print > syscompat4
  183                 print > syscompat6
  184                 print > sysnames
  185                 savesyscall = syscall
  186                 next
  187         }
  188         $1 ~ /^#[       ]*else/ {
  189                 print > sysent
  190                 print > sysdcl
  191                 print > sysarg
  192                 print > syscompat
  193                 print > syscompat4
  194                 print > syscompat6
  195                 print > sysnames
  196                 syscall = savesyscall
  197                 next
  198         }
  199         $1 ~ /^#/ {
  200                 print > sysent
  201                 print > sysdcl
  202                 print > sysarg
  203                 print > syscompat
  204                 print > syscompat4
  205                 print > syscompat6
  206                 print > sysnames
  207                 next
  208         }
  209         syscall != $1 {
  210                 printf "%s: line %d: syscall number out of sync at %d\n",
  211                     infile, NR, syscall
  212                 printf "line is:\n"
  213                 print
  214                 exit 1
  215         }
  216         function align_sysent_comment(column) {
  217                 printf("\t") > sysent
  218                 column = column + 8 - column % 8
  219                 while (column < 56) {
  220                         printf("\t") > sysent
  221                         column = column + 8
  222                 }
  223         }
  224         function parserr(was, wanted) {
  225                 printf "%s: line %d: unexpected %s (expected %s)\n",
  226                     infile, NR, was, wanted
  227                 exit 1
  228         }
  229         function parseline() {
  230                 f=4                     # toss number, type, audit event
  231                 argc= 0;
  232                 argssize = "0"
  233                 if ($NF != "}") {
  234                         funcalias=$(NF-2)
  235                         argalias=$(NF-1)
  236                         rettype=$NF
  237                         end=NF-3
  238                 } else {
  239                         funcalias=""
  240                         argalias=""
  241                         rettype="int"
  242                         end=NF
  243                 }
  244                 if ($3 == "NODEF") {
  245                         auditev="AUE_NULL"
  246                         funcname=$4
  247                         argssize = "AS(" $6 ")"
  248                         return
  249                 }
  250                 if ($f != "{")
  251                         parserr($f, "{")
  252                 f++
  253                 if ($end != "}")
  254                         parserr($end, "}")
  255                 end--
  256                 if ($end != ";")
  257                         parserr($end, ";")
  258                 end--
  259                 if ($end != ")")
  260                         parserr($end, ")")
  261                 end--
  262 
  263                 f++     #function return type
  264 
  265                 funcname=$f
  266                 if (funcalias == "")
  267                         funcalias = funcname
  268                 if (argalias == "") {
  269                         argalias = funcname "_args"
  270                         if ($3 == "COMPAT")
  271                                 argalias = "o" argalias
  272                         if ($3 == "COMPAT4")
  273                                 argalias = "freebsd4_" argalias
  274                         if ($3 == "COMPAT6")
  275                                 argalias = "freebsd6_" argalias
  276                 }
  277                 f++
  278 
  279                 if ($f != "(")
  280                         parserr($f, ")")
  281                 f++
  282 
  283                 if (f == end) {
  284                         if ($f != "void")
  285                                 parserr($f, "argument definition")
  286                         return
  287                 }
  288 
  289                 while (f <= end) {
  290                         argc++
  291                         argtype[argc]=""
  292                         oldf=""
  293                         while (f < end && $(f+1) != ",") {
  294                                 if (argtype[argc] != "" && oldf != "*")
  295                                         argtype[argc] = argtype[argc]" ";
  296                                 argtype[argc] = argtype[argc]$f;
  297                                 oldf = $f;
  298                                 f++
  299                         }
  300                         if (argtype[argc] == "")
  301                                 parserr($f, "argument definition")
  302                         argname[argc]=$f;
  303                         f += 2;                 # skip name, and any comma
  304                 }
  305                 if (argc != 0)
  306                         argssize = "AS(" argalias ")"
  307         }
  308         {       comment = $4
  309                 if (NF < 7)
  310                         for (i = 5; i <= NF; i++)
  311                                 comment = comment " " $i
  312         }
  313 
  314         #
  315         # The AUE_ audit event identifier.
  316         #
  317         {
  318                 auditev = $2;
  319         }
  320 
  321         $3 == "STD" || $3 == "NODEF" || $3 == "NOARGS"  || $3 == "NOPROTO" \
  322             || $3 == "NOIMPL" || $3 == "NOSTD" {
  323                 parseline()
  324                 printf("\t/* %s */\n\tcase %d: {\n", funcname, syscall) > systrace
  325                 printf("\t/* %s */\n\tcase %d:\n", funcname, syscall) > systracetmp
  326                 if (argc > 0) {
  327                         printf("\t\tswitch(ndx) {\n") > systracetmp
  328                         printf("\t\tstruct %s *p = params;\n", argalias) > systrace
  329                         for (i = 1; i <= argc; i++) {
  330                                 printf("\t\tcase %d:\n\t\t\tp = \"%s\";\n\t\t\tbreak;\n", i - 1, argtype[i]) > systracetmp
  331                                 if (index(argtype[i], "*") > 0 || argtype[i] == "caddr_t" || argtype[i] == "l_handler_t")
  332                                         printf("\t\tuarg[%d] = (intptr_t) p->%s; /* %s */\n", \
  333                                              i - 1, \
  334                                              argname[i], argtype[i]) > systrace
  335                                 else if (substr(argtype[i], 1, 1) == "u" || argtype[i] == "size_t")
  336                                         printf("\t\tuarg[%d] = p->%s; /* %s */\n", \
  337                                              i - 1, \
  338                                              argname[i], argtype[i]) > systrace
  339                                 else
  340                                         printf("\t\tiarg[%d] = p->%s; /* %s */\n", \
  341                                              i - 1, \
  342                                              argname[i], argtype[i]) > systrace
  343                         }
  344                         printf("\t\tdefault:\n\t\t\tbreak;\n\t\t};\n") > systracetmp
  345                 }
  346                 printf("\t\t*n_args = %d;\n\t\tbreak;\n\t}\n", argc) > systrace
  347                 printf("\t\tbreak;\n") > systracetmp
  348                 if ((!nosys || funcname != "nosys") && \
  349                     (funcname != "lkmnosys") && (funcname != "lkmressys")) {
  350                         if (argc != 0 && $3 != "NOARGS" && $3 != "NOPROTO") {
  351                                 printf("struct %s {\n", argalias) > sysarg
  352                                 for (i = 1; i <= argc; i++)
  353                                         printf("\tchar %s_l_[PADL_(%s)]; " \
  354                                             "%s %s; char %s_r_[PADR_(%s)];\n",
  355                                             argname[i], argtype[i],
  356                                             argtype[i], argname[i],
  357                                             argname[i], argtype[i]) > sysarg
  358                                 printf("};\n") > sysarg
  359                         }
  360                         else if ($3 != "NOARGS" && $3 != "NOPROTO" && \
  361                             $3 != "NODEF")
  362                                 printf("struct %s {\n\tregister_t dummy;\n};\n",
  363                                     argalias) > sysarg
  364                 }
  365                 if (($3 != "NOPROTO" && $3 != "NODEF" && \
  366                     (funcname != "nosys" || !nosys)) || \
  367                     (funcname == "lkmnosys" && !lkmnosys) || \
  368                     funcname == "lkmressys") {
  369                         printf("%s\t%s(struct thread *, struct %s *)",
  370                             rettype, funcname, argalias) > sysdcl
  371                         printf(";\n") > sysdcl
  372                         printf("#define\t%sAUE_%s\t%s\n", syscallprefix,
  373                             funcalias, auditev) > sysaue
  374                 }
  375                 if (funcname == "nosys")
  376                         nosys = 1
  377                 if (funcname == "lkmnosys")
  378                         lkmnosys = 1
  379                 printf("\t{ %s, (sy_call_t *)", argssize) > sysent
  380                 column = 8 + 2 + length(argssize) + 15
  381                 if ($3 == "NOIMPL") {
  382                         printf("%s },", "nosys, AUE_NULL, NULL, 0, 0") > sysent
  383                         column = column + length("nosys") + 3
  384                 } else if ($3 == "NOSTD") {
  385                         printf("%s },", "lkmressys, AUE_NULL, NULL, 0, 0") > sysent
  386                         column = column + length("lkmressys") + 3
  387                 } else {
  388                         printf("%s, %s, NULL, 0, 0 },", funcname, auditev) > sysent
  389                         column = column + length(funcname) + length(auditev) + 3
  390                 } 
  391                 align_sysent_comment(column)
  392                 printf("/* %d = %s */\n", syscall, funcalias) > sysent
  393                 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
  394                     funcalias, syscall, funcalias) > sysnames
  395                 if ($3 != "NODEF") {
  396                         printf("#define\t%s%s\t%d\n", syscallprefix,
  397                             funcalias, syscall) > syshdr
  398                         printf(" \\\n\t%s.o", funcalias) > sysmk
  399                 }
  400                 syscall++
  401                 next
  402         }
  403         $3 == "COMPAT" || $3 == "COMPAT4" || $3 == "COMPAT6" || $3 == "CPT_NOA" {
  404                 if ($3 == "COMPAT" || $3 == "CPT_NOA") {
  405                         ncompat++
  406                         out = syscompat
  407                         outdcl = syscompatdcl
  408                         wrap = "compat"
  409                         prefix = "o"
  410                 } else if ($3 == "COMPAT4") {
  411                         ncompat4++
  412                         out = syscompat4
  413                         outdcl = syscompat4dcl
  414                         wrap = "compat4"
  415                         prefix = "freebsd4_"
  416                 } else if ($3 == "COMPAT6") {
  417                         ncompat6++
  418                         out = syscompat6
  419                         outdcl = syscompat6dcl
  420                         wrap = "compat6"
  421                         prefix = "freebsd6_"
  422                 }
  423                 parseline()
  424                 if (argc != 0 && $3 != "CPT_NOA") {
  425                         printf("struct %s {\n", argalias) > out
  426                         for (i = 1; i <= argc; i++)
  427                                 printf("\tchar %s_l_[PADL_(%s)]; %s %s; " \
  428                                     "char %s_r_[PADR_(%s)];\n",
  429                                     argname[i], argtype[i],
  430                                     argtype[i], argname[i],
  431                                     argname[i], argtype[i]) > out
  432                         printf("};\n") > out
  433                 }
  434                 else if($3 != "CPT_NOA")
  435                         printf("struct %s {\n\tregister_t dummy;\n};\n",
  436                             argalias) > sysarg
  437                 printf("%s\t%s%s(struct thread *, struct %s *);\n",
  438                     rettype, prefix, funcname, argalias) > outdcl
  439                 printf("\t{ %s(%s,%s), %s, NULL, 0, 0 },",
  440                     wrap, argssize, funcname, auditev) > sysent
  441                 align_sysent_comment(8 + 9 + \
  442                     length(argssize) + 1 + length(funcname) + length(auditev) + 4)
  443                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
  444                 printf("\t\"%s.%s\",\t\t/* %d = old %s */\n",
  445                     wrap, funcalias, syscall, funcalias) > sysnames
  446                 if ($3 == "COMPAT" || $3 == "CPT_NOA") {
  447                         printf("\t\t\t\t/* %d is old %s */\n",
  448                             syscall, funcalias) > syshdr
  449                 } else {
  450                         printf("#define\t%s%s%s\t%d\n", syscallprefix,
  451                             prefix, funcalias, syscall) > syshdr
  452                         printf(" \\\n\t%s%s.o", prefix, funcalias) > sysmk
  453                 }
  454                 syscall++
  455                 next
  456         }
  457         $3 == "LIBCOMPAT" {
  458                 ncompat++
  459                 parseline()
  460                 printf("%s\to%s();\n", rettype, funcname) > syscompatdcl
  461                 printf("\t{ compat(%s,%s), %s, NULL, 0, 0 },",
  462                     argssize, funcname, auditev) > sysent
  463                 align_sysent_comment(8 + 9 + \
  464                     length(argssize) + 1 + length(funcname) + length(auditev) + 4)
  465                 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
  466                 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
  467                     funcalias, syscall, funcalias) > sysnames
  468                 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
  469                     syscallprefix, funcalias, syscall) > syshdr
  470                 printf(" \\\n\t%s.o", funcalias) > sysmk
  471                 syscall++
  472                 next
  473         }
  474         $3 == "OBSOL" {
  475                 printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0 },") > sysent
  476                 align_sysent_comment(34)
  477                 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
  478                 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
  479                     $4, syscall, comment) > sysnames
  480                 printf("\t\t\t\t/* %d is obsolete %s */\n",
  481                     syscall, comment) > syshdr
  482                 syscall++
  483                 next
  484         }
  485         $3 == "UNIMPL" {
  486                 printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0 },\t\t\t/* %d = %s */\n",
  487                     syscall, comment) > sysent
  488                 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
  489                     syscall, syscall, comment) > sysnames
  490                 syscall++
  491                 next
  492         }
  493         {
  494                 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3
  495                 exit 1
  496         }
  497         END {
  498                 printf "\n#define AS(name) (sizeof(struct name) / sizeof(register_t))\n" > sysinc
  499 
  500                 if (ncompat != 0 || ncompat4 != 0 || ncompat6 != 0)
  501                         printf "#include \"opt_compat.h\"\n\n" > syssw
  502 
  503                 if (ncompat != 0) {
  504                         printf "\n#ifdef %s\n", compat > sysinc
  505                         printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc
  506                         printf "#else\n" > sysinc
  507                         printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc
  508                         printf "#endif\n" > sysinc
  509                 }
  510 
  511                 if (ncompat4 != 0) {
  512                         printf "\n#ifdef %s\n", compat4 > sysinc
  513                         printf "#define compat4(n, name) n, (sy_call_t *)__CONCAT(freebsd4_,name)\n" > sysinc
  514                         printf "#else\n" > sysinc
  515                         printf "#define compat4(n, name) 0, (sy_call_t *)nosys\n" > sysinc
  516                         printf "#endif\n" > sysinc
  517                 }
  518 
  519                 if (ncompat6 != 0) {
  520                         printf "\n#ifdef %s\n", compat6 > sysinc
  521                         printf "#define compat6(n, name) n, (sy_call_t *)__CONCAT(freebsd6_,name)\n" > sysinc
  522                         printf "#else\n" > sysinc
  523                         printf "#define compat6(n, name) 0, (sy_call_t *)nosys\n" > sysinc
  524                         printf "#endif\n" > sysinc
  525                 }
  526 
  527                 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
  528                 printf("\n#endif /* %s */\n\n", compat4) > syscompat4dcl
  529                 printf("\n#endif /* %s */\n\n", compat6) > syscompat6dcl
  530 
  531                 printf("\n#undef PAD_\n") > sysprotoend
  532                 printf("#undef PADL_\n") > sysprotoend
  533                 printf("#undef PADR_\n") > sysprotoend
  534                 printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend
  535 
  536                 printf("\n") > sysmk
  537                 printf("};\n") > sysent
  538                 printf("};\n") > sysnames
  539                 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
  540                     > syshdr
  541                 printf "\tdefault:\n\t\t*n_args = 0;\n\t\tbreak;\n\t};\n}\n" > systrace
  542                 printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systracetmp
  543         } '
  544 
  545 cat $sysinc $sysent >> $syssw
  546 cat $sysarg $sysdcl \
  547         $syscompat $syscompatdcl \
  548         $syscompat4 $syscompat4dcl \
  549         $syscompat6 $syscompat6dcl \
  550         $sysaue $sysprotoend > $sysproto
  551 cat $systracetmp >> $systrace
  552
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FreeBSD/Linux Kernel Cross Reference sys/kern/makesyscalls.sh

FreeBSD/Linux Kernel Cross Reference
sys/kern/makesyscalls.sh
