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freebsd-skq/sys/kern/makesyscalls.sh
kib e75ba1d5c4 Commit the 64-bit inode project. 
Extend the ino_t, dev_t, nlink_t types to 64-bit ints.  Modify
struct dirent layout to add d_off, increase the size of d_fileno
to 64-bits, increase the size of d_namlen to 16-bits, and change
the required alignment.  Increase struct statfs f_mntfromname[] and
f_mntonname[] array length MNAMELEN to 1024.

ABI breakage is mitigated by providing compatibility using versioned
symbols, ingenious use of the existing padding in structures, and
by employing other tricks.  Unfortunately, not everything can be
fixed, especially outside the base system.  For instance, third-party
APIs which pass struct stat around are broken in backward and
forward incompatible ways.

Kinfo sysctl MIBs ABI is changed in backward-compatible way, but
there is no general mechanism to handle other sysctl MIBS which
return structures where the layout has changed. It was considered
that the breakage is either in the management interfaces, where we
usually allow ABI slip, or is not important.

Struct xvnode changed layout, no compat shims are provided.

For struct xtty, dev_t tty device member was reduced to uint32_t.
It was decided that keeping ABI compat in this case is more useful
than reporting 64-bit dev_t, for the sake of pstat.

Update note: strictly follow the instructions in UPDATING.  Build
and install the new kernel with COMPAT_FREEBSD11 option enabled,
then reboot, and only then install new world.

Credits: The 64-bit inode project, also known as ino64, started life
many years ago as a project by Gleb Kurtsou (gleb).  Kirk McKusick
(mckusick) then picked up and updated the patch, and acted as a
flag-waver.  Feedback, suggestions, and discussions were carried
by Ed Maste (emaste), John Baldwin (jhb), Jilles Tjoelker (jilles),
and Rick Macklem (rmacklem).  Kris Moore (kris) performed an initial
ports investigation followed by an exp-run by Antoine Brodin (antoine).
Essential and all-embracing testing was done by Peter Holm (pho).
The heavy lifting of coordinating all these efforts and bringing the
project to completion were done by Konstantin Belousov (kib).

Sponsored by:	The FreeBSD Foundation (emaste, kib)
Differential revision:	https://reviews.freebsd.org/D10439
2017-05-23 09:29:05 +00:00

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#! /bin/sh -
# @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93
# $FreeBSD$
set -e
# name of compat options:
compat=COMPAT_43
compat4=COMPAT_FREEBSD4
compat6=COMPAT_FREEBSD6
compat7=COMPAT_FREEBSD7
compat10=COMPAT_FREEBSD10
compat11=COMPAT_FREEBSD11
# output files:
sysnames="syscalls.c"
sysproto="../sys/sysproto.h"
sysproto_h=_SYS_SYSPROTO_H_
syshdr="../sys/syscall.h"
sysmk="../sys/syscall.mk"
syssw="init_sysent.c"
syscallprefix="SYS_"
switchname="sysent"
namesname="syscallnames"
systrace="systrace_args.c"
# tmp files:
sysaue="sysent.aue.$$"
sysdcl="sysent.dcl.$$"
syscompat="sysent.compat.$$"
syscompatdcl="sysent.compatdcl.$$"
syscompat4="sysent.compat4.$$"
syscompat4dcl="sysent.compat4dcl.$$"
syscompat6="sysent.compat6.$$"
syscompat6dcl="sysent.compat6dcl.$$"
syscompat7="sysent.compat7.$$"
syscompat7dcl="sysent.compat7dcl.$$"
syscompat10="sysent.compat10.$$"
syscompat10dcl="sysent.compat10dcl.$$"
syscompat11="sysent.compat11.$$"
syscompat11dcl="sysent.compat11dcl.$$"
sysent="sysent.switch.$$"
sysinc="sysinc.switch.$$"
sysarg="sysarg.switch.$$"
sysprotoend="sysprotoend.$$"
systracetmp="systrace.$$"
systraceret="systraceret.$$"
if [ -r capabilities.conf ]; then
capenabled=`cat capabilities.conf | grep -v "^#" | grep -v "^$"`
capenabled=`echo $capenabled | sed 's/ /,/g'`
else
capenabled=""
fi
trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $syscompat11 $syscompat11dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret" 0
touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $syscompat11 $syscompat11dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret
case $# in
0) echo "usage: $0 input-file <config-file>" 1>&2
exit 1
;;
esac
if [ -n "$2" ]; then
. $2
fi
sed -e '
:join
/\\$/{a\
N
s/\\\n//
b join
}
2,${
/^#/!s/\([{}()*,]\)/ \1 /g
}
' < $1 | awk "
BEGIN {
sysaue = \"$sysaue\"
sysdcl = \"$sysdcl\"
sysproto = \"$sysproto\"
sysprotoend = \"$sysprotoend\"
sysproto_h = \"$sysproto_h\"
syscompat = \"$syscompat\"
syscompatdcl = \"$syscompatdcl\"
syscompat4 = \"$syscompat4\"
syscompat4dcl = \"$syscompat4dcl\"
syscompat6 = \"$syscompat6\"
syscompat6dcl = \"$syscompat6dcl\"
syscompat7 = \"$syscompat7\"
syscompat7dcl = \"$syscompat7dcl\"
syscompat10 = \"$syscompat10\"
syscompat10dcl = \"$syscompat10dcl\"
syscompat11 = \"$syscompat11\"
syscompat11dcl = \"$syscompat11dcl\"
sysent = \"$sysent\"
syssw = \"$syssw\"
sysinc = \"$sysinc\"
sysarg = \"$sysarg\"
sysnames = \"$sysnames\"
syshdr = \"$syshdr\"
sysmk = \"$sysmk\"
systrace = \"$systrace\"
systracetmp = \"$systracetmp\"
systraceret = \"$systraceret\"
compat = \"$compat\"
compat4 = \"$compat4\"
compat6 = \"$compat6\"
compat7 = \"$compat7\"
compat10 = \"$compat10\"
compat11 = \"$compat11\"
syscallprefix = \"$syscallprefix\"
switchname = \"$switchname\"
namesname = \"$namesname\"
infile = \"$1\"
capenabled_string = \"$capenabled\"
"'
split(capenabled_string, capenabled, ",");
printf "\n/* The casts are bogus but will do for now. */\n" > sysent
printf "struct sysent %s[] = {\n",switchname > sysent
printf "/*\n * System call switch table.\n *\n" > syssw
printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
printf " * $%s$\n", "FreeBSD" > syssw
printf " */\n\n" > syssw
printf "/*\n * System call prototypes.\n *\n" > sysarg
printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
printf " * $%s$\n", "FreeBSD" > sysarg
printf " */\n\n" > sysarg
printf "#ifndef %s\n", sysproto_h > sysarg
printf "#define\t%s\n\n", sysproto_h > sysarg
printf "#include <sys/signal.h>\n" > sysarg
printf "#include <sys/acl.h>\n" > sysarg
printf "#include <sys/cpuset.h>\n" > sysarg
printf "#include <sys/_ffcounter.h>\n" > sysarg
printf "#include <sys/_semaphore.h>\n" > sysarg
printf "#include <sys/ucontext.h>\n" > sysarg
printf "#include <sys/wait.h>\n\n" > sysarg
printf "#include <bsm/audit_kevents.h>\n\n" > sysarg
printf "struct proc;\n\n" > sysarg
printf "struct thread;\n\n" > sysarg
printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
printf "#if BYTE_ORDER == LITTLE_ENDIAN\n"> sysarg
printf "#define\tPADL_(t)\t0\n" > sysarg
printf "#define\tPADR_(t)\tPAD_(t)\n" > sysarg
printf "#else\n" > sysarg
printf "#define\tPADL_(t)\tPAD_(t)\n" > sysarg
printf "#define\tPADR_(t)\t0\n" > sysarg
printf "#endif\n\n" > sysarg
printf "\n#ifdef %s\n\n", compat > syscompat
printf "\n#ifdef %s\n\n", compat4 > syscompat4
printf "\n#ifdef %s\n\n", compat6 > syscompat6
printf "\n#ifdef %s\n\n", compat7 > syscompat7
printf "\n#ifdef %s\n\n", compat10 > syscompat10
printf "\n#ifdef %s\n\n", compat11 > syscompat11
printf "/*\n * System call names.\n *\n" > sysnames
printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
printf " * $%s$\n", "FreeBSD" > sysnames
printf " */\n\n" > sysnames
printf "const char *%s[] = {\n", namesname > sysnames
printf "/*\n * System call numbers.\n *\n" > syshdr
printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
printf " * $%s$\n", "FreeBSD" > syshdr
printf " */\n\n" > syshdr
printf "# FreeBSD system call object files.\n" > sysmk
printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysmk
printf "# $%s$\n", "FreeBSD" > sysmk
printf "MIASM = " > sysmk
printf "/*\n * System call argument to DTrace register array converstion.\n *\n" > systrace
printf " * DO NOT EDIT-- this file is automatically generated.\n" > systrace
printf " * $%s$\n", "FreeBSD" > systrace
printf " * This file is part of the DTrace syscall provider.\n */\n\n" > systrace
printf "static void\nsystrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)\n{\n" > systrace
printf "\tint64_t *iarg = (int64_t *) uarg;\n" > systrace
printf "\tswitch (sysnum) {\n" > systrace
printf "static void\nsystrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systracetmp
printf "\tswitch (sysnum) {\n" > systracetmp
printf "static void\nsystrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systraceret
printf "\tswitch (sysnum) {\n" > systraceret
}
NR == 1 {
next
}
NF == 0 || $1 ~ /^;/ {
next
}
$1 ~ /^#[ ]*include/ {
print > sysinc
next
}
$1 ~ /^#[ ]*if/ {
print > sysent
print > sysdcl
print > sysarg
print > syscompat
print > syscompat4
print > syscompat6
print > syscompat7
print > syscompat10
print > syscompat11
print > sysnames
print > systrace
print > systracetmp
print > systraceret
savesyscall = syscall
next
}
$1 ~ /^#[ ]*else/ {
print > sysent
print > sysdcl
print > sysarg
print > syscompat
print > syscompat4
print > syscompat6
print > syscompat7
print > syscompat10
print > syscompat11
print > sysnames
print > systrace
print > systracetmp
print > systraceret
syscall = savesyscall
next
}
$1 ~ /^#/ {
print > sysent
print > sysdcl
print > sysarg
print > syscompat
print > syscompat4
print > syscompat6
print > syscompat7
print > syscompat10
print > syscompat11
print > sysnames
print > systrace
print > systracetmp
print > systraceret
next
}
syscall != $1 {
printf "%s: line %d: syscall number out of sync at %d\n",
infile, NR, syscall
printf "line is:\n"
print
exit 1
}
# Returns true if the type "name" is the first flag in the type field
function type(name, flags, n) {
n = split($3, flags, /\|/)
return (n > 0 && flags[1] == name)
}
# Returns true if the flag "name" is set in the type field
function flag(name, flags, i, n) {
n = split($3, flags, /\|/)
for (i = 1; i <= n; i++)
if (flags[i] == name)
return 1
return 0
}
function align_sysent_comment(column) {
printf("\t") > sysent
column = column + 8 - column % 8
while (column < 56) {
printf("\t") > sysent
column = column + 8
}
}
function parserr(was, wanted) {
printf "%s: line %d: unexpected %s (expected %s)\n",
infile, NR, was, wanted
exit 1
}
function parseline() {
f=4 # toss number, type, audit event
argc= 0;
argssize = "0"
thr_flag = "SY_THR_STATIC"
if (flag("NOTSTATIC")) {
thr_flag = "SY_THR_ABSENT"
}
if ($NF != "}") {
funcalias=$(NF-2)
argalias=$(NF-1)
rettype=$NF
end=NF-3
} else {
funcalias=""
argalias=""
rettype="int"
end=NF
}
if (flag("NODEF")) {
auditev="AUE_NULL"
funcname=$4
argssize = "AS(" $6 ")"
return
}
if ($f != "{")
parserr($f, "{")
f++
if ($end != "}")
parserr($end, "}")
end--
if ($end != ";")
parserr($end, ";")
end--
if ($end != ")")
parserr($end, ")")
end--
syscallret=$f
f++
funcname=$f
#
# We now know the func name, so define a flags field for it.
# Do this before any other processing as we may return early
# from it.
#
for (cap in capenabled) {
if (funcname == capenabled[cap]) {
flags = "SYF_CAPENABLED";
break;
}
}
if (funcalias == "")
funcalias = funcname
if (argalias == "") {
argalias = funcname "_args"
if (flag("COMPAT"))
argalias = "o" argalias
if (flag("COMPAT4"))
argalias = "freebsd4_" argalias
if (flag("COMPAT6"))
argalias = "freebsd6_" argalias
if (flag("COMPAT7"))
argalias = "freebsd7_" argalias
if (flag("COMPAT10"))
argalias = "freebsd10_" argalias
if (flag("COMPAT11"))
argalias = "freebsd11_" argalias
}
f++
if ($f != "(")
parserr($f, ")")
f++
if (f == end) {
if ($f != "void")
parserr($f, "argument definition")
return
}
while (f <= end) {
argc++
argtype[argc]=""
oldf=""
while (f < end && $(f+1) != ",") {
if (argtype[argc] != "" && oldf != "*")
argtype[argc] = argtype[argc]" ";
argtype[argc] = argtype[argc]$f;
oldf = $f;
f++
}
if (argtype[argc] == "")
parserr($f, "argument definition")
argname[argc]=$f;
f += 2; # skip name, and any comma
}
if (argc != 0)
argssize = "AS(" argalias ")"
}
{ comment = $4
if (NF < 7)
for (i = 5; i <= NF; i++)
comment = comment " " $i
}
#
# The AUE_ audit event identifier.
#
{
auditev = $2;
}
#
# The flags, if any.
#
{
flags = "0";
}
type("STD") || type("NODEF") || type("NOARGS") || type("NOPROTO") \
|| type("NOSTD") {
parseline()
printf("\t/* %s */\n\tcase %d: {\n", funcname, syscall) > systrace
printf("\t/* %s */\n\tcase %d:\n", funcname, syscall) > systracetmp
printf("\t/* %s */\n\tcase %d:\n", funcname, syscall) > systraceret
if (argc > 0) {
printf("\t\tswitch(ndx) {\n") > systracetmp
printf("\t\tstruct %s *p = params;\n", argalias) > systrace
for (i = 1; i <= argc; i++) {
arg = argtype[i]
sub("__restrict$", "", arg)
if (index(arg, "*") > 0)
printf("\t\tcase %d:\n\t\t\tp = \"userland %s\";\n\t\t\tbreak;\n", i - 1, arg) > systracetmp
else
printf("\t\tcase %d:\n\t\t\tp = \"%s\";\n\t\t\tbreak;\n", i - 1, arg) > systracetmp
if (index(arg, "*") > 0 || arg == "caddr_t")
printf("\t\tuarg[%d] = (intptr_t) p->%s; /* %s */\n", \
i - 1, \
argname[i], arg) > systrace
else if (arg == "union l_semun")
printf("\t\tuarg[%d] = p->%s.buf; /* %s */\n", \
i - 1, \
argname[i], arg) > systrace
else if (substr(arg, 1, 1) == "u" || arg == "size_t")
printf("\t\tuarg[%d] = p->%s; /* %s */\n", \
i - 1, \
argname[i], arg) > systrace
else
printf("\t\tiarg[%d] = p->%s; /* %s */\n", \
i - 1, \
argname[i], arg) > systrace
}
printf("\t\tdefault:\n\t\t\tbreak;\n\t\t};\n") > systracetmp
printf("\t\tif (ndx == 0 || ndx == 1)\n") > systraceret
printf("\t\t\tp = \"%s\";\n", syscallret) > systraceret
printf("\t\tbreak;\n") > systraceret
}
printf("\t\t*n_args = %d;\n\t\tbreak;\n\t}\n", argc) > systrace
printf("\t\tbreak;\n") > systracetmp
if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \
!flag("NODEF")) {
printf("struct %s {\n", argalias) > sysarg
for (i = 1; i <= argc; i++)
printf("\tchar %s_l_[PADL_(%s)]; " \
"%s %s; char %s_r_[PADR_(%s)];\n",
argname[i], argtype[i],
argtype[i], argname[i],
argname[i], argtype[i]) > sysarg
printf("};\n") > sysarg
}
else if (!flag("NOARGS") && !flag("NOPROTO") && !flag("NODEF"))
printf("struct %s {\n\tregister_t dummy;\n};\n",
argalias) > sysarg
if (!flag("NOPROTO") && !flag("NODEF")) {
if (funcname == "nosys" || funcname == "lkmnosys" ||
funcname == "sysarch" || funcname ~ /^freebsd/ ||
funcname ~ /^linux/ || funcname ~ /^ibcs2/ ||
funcname ~ /^xenix/ || funcname ~ /^cloudabi/) {
printf("%s\t%s(struct thread *, struct %s *)",
rettype, funcname, argalias) > sysdcl
} else {
printf("%s\tsys_%s(struct thread *, struct %s *)",
rettype, funcname, argalias) > sysdcl
}
printf(";\n") > sysdcl
printf("#define\t%sAUE_%s\t%s\n", syscallprefix,
funcalias, auditev) > sysaue
}
printf("\t{ %s, (sy_call_t *)", argssize) > sysent
column = 8 + 2 + length(argssize) + 15
if (flag("NOSTD")) {
printf("lkmressys, AUE_NULL, NULL, 0, 0, %s, SY_THR_ABSENT },", flags) > sysent
column = column + length("lkmressys") + length("AUE_NULL") + 3
} else {
if (funcname == "nosys" || funcname == "sysarch" ||
funcname == "lkmnosys" || funcname ~ /^freebsd/ ||
funcname ~ /^linux/ || funcname ~ /^ibcs2/ ||
funcname ~ /^xenix/ || funcname ~ /^cloudabi/) {
printf("%s, %s, NULL, 0, 0, %s, %s },", funcname, auditev, flags, thr_flag) > sysent
column = column + length(funcname) + length(auditev) + length(flags) + 3
} else {
printf("sys_%s, %s, NULL, 0, 0, %s, %s },", funcname, auditev, flags, thr_flag) > sysent
column = column + length(funcname) + length(auditev) + length(flags) + 3 + 4
}
}
align_sysent_comment(column)
printf("/* %d = %s */\n", syscall, funcalias) > sysent
printf("\t\"%s\",\t\t\t/* %d = %s */\n",
funcalias, syscall, funcalias) > sysnames
if (!flag("NODEF")) {
printf("#define\t%s%s\t%d\n", syscallprefix,
funcalias, syscall) > syshdr
printf(" \\\n\t%s.o", funcalias) > sysmk
}
syscall++
next
}
type("COMPAT") || type("COMPAT4") || type("COMPAT6") || \
type("COMPAT7") || type("COMPAT10") || type("COMPAT11") {
if (flag("COMPAT")) {
ncompat++
out = syscompat
outdcl = syscompatdcl
wrap = "compat"
prefix = "o"
descr = "old"
} else if (flag("COMPAT4")) {
ncompat4++
out = syscompat4
outdcl = syscompat4dcl
wrap = "compat4"
prefix = "freebsd4_"
descr = "freebsd4"
} else if (flag("COMPAT6")) {
ncompat6++
out = syscompat6
outdcl = syscompat6dcl
wrap = "compat6"
prefix = "freebsd6_"
descr = "freebsd6"
} else if (flag("COMPAT7")) {
ncompat7++
out = syscompat7
outdcl = syscompat7dcl
wrap = "compat7"
prefix = "freebsd7_"
descr = "freebsd7"
} else if (flag("COMPAT10")) {
ncompat10++
out = syscompat10
outdcl = syscompat10dcl
wrap = "compat10"
prefix = "freebsd10_"
descr = "freebsd10"
} else if (flag("COMPAT11")) {
ncompat11++
out = syscompat11
outdcl = syscompat11dcl
wrap = "compat11"
prefix = "freebsd11_"
descr = "freebsd11"
}
parseline()
if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \
!flag("NODEF")) {
printf("struct %s {\n", argalias) > out
for (i = 1; i <= argc; i++)
printf("\tchar %s_l_[PADL_(%s)]; %s %s; " \
"char %s_r_[PADR_(%s)];\n",
argname[i], argtype[i],
argtype[i], argname[i],
argname[i], argtype[i]) > out
printf("};\n") > out
}
else if (!flag("NOARGS") && !flag("NOPROTO") && !flag("NODEF"))
printf("struct %s {\n\tregister_t dummy;\n};\n",
argalias) > sysarg
if (!flag("NOPROTO") && !flag("NODEF")) {
printf("%s\t%s%s(struct thread *, struct %s *);\n",
rettype, prefix, funcname, argalias) > outdcl
printf("#define\t%sAUE_%s%s\t%s\n", syscallprefix,
prefix, funcname, auditev) > sysaue
}
if (flag("NOSTD")) {
printf("\t{ %s, (sy_call_t *)%s, %s, NULL, 0, 0, 0, SY_THR_ABSENT },",
"0", "lkmressys", "AUE_NULL") > sysent
align_sysent_comment(8 + 2 + length("0") + 15 + \
length("lkmressys") + length("AUE_NULL") + 3)
} else {
printf("\t{ %s(%s,%s), %s, NULL, 0, 0, %s, %s },",
wrap, argssize, funcname, auditev, flags, thr_flag) > sysent
align_sysent_comment(8 + 9 + length(argssize) + 1 + \
length(funcname) + length(auditev) + \
length(flags) + 4)
}
printf("/* %d = %s %s */\n", syscall, descr, funcalias) > sysent
printf("\t\"%s.%s\",\t\t/* %d = %s %s */\n",
wrap, funcalias, syscall, descr, funcalias) > sysnames
# Do not provide freebsdN_* symbols in libc for < FreeBSD 7
if (flag("COMPAT") || flag("COMPAT4") || flag("COMPAT6")) {
printf("\t\t\t\t/* %d is %s %s */\n",
syscall, descr, funcalias) > syshdr
} else if (!flag("NODEF")) {
printf("#define\t%s%s%s\t%d\n", syscallprefix,
prefix, funcalias, syscall) > syshdr
printf(" \\\n\t%s%s.o", prefix, funcalias) > sysmk
}
syscall++
next
}
type("OBSOL") {
printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },") > sysent
align_sysent_comment(34)
printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
$4, syscall, comment) > sysnames
printf("\t\t\t\t/* %d is obsolete %s */\n",
syscall, comment) > syshdr
syscall++
next
}
type("UNIMPL") {
printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },\t\t\t/* %d = %s */\n",
syscall, comment) > sysent
printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
syscall, syscall, comment) > sysnames
syscall++
next
}
{
printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3
exit 1
}
END {
printf "\n#define AS(name) (sizeof(struct name) / sizeof(register_t))\n" > sysinc
if (ncompat != 0 || ncompat4 != 0 || ncompat6 != 0 || ncompat7 != 0 || ncompat10 != 0 || ncompat11 != 0)
printf "#include \"opt_compat.h\"\n\n" > syssw
if (ncompat != 0) {
printf "\n#ifdef %s\n", compat > sysinc
printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
if (ncompat4 != 0) {
printf "\n#ifdef %s\n", compat4 > sysinc
printf "#define compat4(n, name) n, (sy_call_t *)__CONCAT(freebsd4_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat4(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
if (ncompat6 != 0) {
printf "\n#ifdef %s\n", compat6 > sysinc
printf "#define compat6(n, name) n, (sy_call_t *)__CONCAT(freebsd6_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat6(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
if (ncompat7 != 0) {
printf "\n#ifdef %s\n", compat7 > sysinc
printf "#define compat7(n, name) n, (sy_call_t *)__CONCAT(freebsd7_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat7(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
if (ncompat10 != 0) {
printf "\n#ifdef %s\n", compat10 > sysinc
printf "#define compat10(n, name) n, (sy_call_t *)__CONCAT(freebsd10_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat10(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
if (ncompat11 != 0) {
printf "\n#ifdef %s\n", compat11 > sysinc
printf "#define compat11(n, name) n, (sy_call_t *)__CONCAT(freebsd11_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat11(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc
}
printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
printf("\n#endif /* %s */\n\n", compat4) > syscompat4dcl
printf("\n#endif /* %s */\n\n", compat6) > syscompat6dcl
printf("\n#endif /* %s */\n\n", compat7) > syscompat7dcl
printf("\n#endif /* %s */\n\n", compat10) > syscompat10dcl
printf("\n#endif /* %s */\n\n", compat11) > syscompat11dcl
printf("\n#undef PAD_\n") > sysprotoend
printf("#undef PADL_\n") > sysprotoend
printf("#undef PADR_\n") > sysprotoend
printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend
printf("\n") > sysmk
printf("};\n") > sysent
printf("};\n") > sysnames
printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
> syshdr
printf "\tdefault:\n\t\t*n_args = 0;\n\t\tbreak;\n\t};\n}\n" > systrace
printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systracetmp
printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systraceret
} '
cat $sysinc $sysent >> $syssw
cat $sysarg $sysdcl \
$syscompat $syscompatdcl \
$syscompat4 $syscompat4dcl \
$syscompat6 $syscompat6dcl \
$syscompat7 $syscompat7dcl \
$syscompat10 $syscompat10dcl \
$syscompat11 $syscompat11dcl \
$sysaue $sysprotoend > $sysproto
cat $systracetmp >> $systrace
cat $systraceret >> $systrace
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