#! /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
compat12=COMPAT_FREEBSD12
# 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.$$"
syscompat11dcl="sysent.compat11dcl.$$"
syscompat12="sysent.compat12.$$"
syscompat12dcl="sysent.compat12dcl.$$"
sysent="sysent.switch.$$"
sysinc="sysinc.switch.$$"
sysarg="sysarg.switch.$$"
sysprotoend="sysprotoend.$$"
systracetmp="systrace.$$"
systraceret="systraceret.$$"
capabilities_conf="capabilities.conf"
trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $syscompat11 $syscompat11dcl $syscompat12 $syscompat12dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret" 0
touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $syscompat11 $syscompat11dcl $syscompat12 $syscompat12dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret
case $# in
0) echo "usage: $0 input-file <config-file>" 1>&2
exit 1
;;
esac
1>&2 echo "$0: This script has been replaced by sys/tools/makesyscalls.lua and"
1>&2 echo "$0: will be removed before FreeBSD 13. See also: sys/conf/sysent.mk"
if [ -n "$2" ]; then
. "$2"
fi
if [ -n "$capenabled" ]; then
# do nothing
elif [ -r $capabilities_conf ]; then
capenabled=`egrep -v '^#|^$' $capabilities_conf`
capenabled=`echo $capenabled | sed 's/ /,/g'`
else
capenabled=""
fi
sed -e '
# FreeBSD ID, includes, comments, and blank lines
/.*\$FreeBSD/b done_joining
/^[#;]/b done_joining
/^$/b done_joining
# Join lines ending in backslash
:joining
/\\$/{a\
N
s/\\\n//
b joining
}
# OBSOL, etc lines without function signatures
/^[0-9][^{]*$/b done_joining
# Join incomplete signatures. The { must appear on the first line
# and the } must appear on the last line (modulo lines joined by
# backslashes).
/^[^}]*$/{a\
N
s/\n//
b joining
}
:done_joining
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\"
syscompat12 = \"$syscompat12\"
syscompat12dcl = \"$syscompat12dcl\"
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\"
compat12 = \"$compat12\"
syscallprefix = \"$syscallprefix\"
switchname = \"$switchname\"
namesname = \"$namesname\"
infile = \"$1\"
abi_func_prefix = \"$abi_func_prefix\"
capenabled_string = \"$capenabled\"
"'
# Avoid a literal generated file tag here.
generated = "@" "generated";
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/domainset.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#ifdef %s\n\n", compat12 > syscompat12
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 > syscompat12
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 > syscompat12
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 > syscompat12
print > sysnames
print > systrace
print > systracetmp
print > systraceret
next
}
# 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
}
{
n = split($1, syscall_range, /-/)
if (n == 1) {
syscall_range[2] = syscall_range[1]
} else if (n == 2) {
if (!type("UNIMPL")) {
printf "%s: line %d: range permitted only with UNIMPL\n",
infile, NR
exit 1
}
} else {
printf "%s: line %d: invalid syscall number or range %s\n",
infile, NR, $1
exit 1
}
}
syscall != syscall_range[1] {
printf "%s: line %d: syscall number out of sync at %d\n",
infile, NR, syscall
printf "line is:\n"
print
exit 1
}
function align_sysent_comment(column) {
printf("\t") > sysent
column = column + 8 - column % 8
while (column < 56) {
printf("\t") > sysent
column = column + 8
}
}
function parserr(was, wanted) {
printf "%s: line %d: unexpected %s (expected %s)\n",
infile, NR, was, wanted
exit 1
}
function parseline() {
f=4 # toss number, type, audit event
ret_inc = 0
argc= 0;
argssize = "0"
thr_flag = "SY_THR_STATIC"
if (flag("NOTSTATIC")) {
thr_flag = "SY_THR_ABSENT"
}
if ($NF != "}") {
funcalias=$(NF-2)
argalias=$(NF-1)
rettype=$NF
end=NF-3
} else {
funcalias=""
argalias=""
rettype="int"
if ($(f+2) == "*") {
ret_inc = 1
}
end=NF
}
if (flag("NODEF")) {
auditev="AUE_NULL"
funcname=$(4 + ret_inc)
argssize = "AS(" $(6 + ret_inc) ")"
return
}
if ($f != "{")
parserr($f, "{")
f++
if ($end != "}")
parserr($end, "}")
end--
if ($end != ";")
parserr($end, ";")
end--
if ($end != ")")
parserr($end, ")")
end--
syscallret=$f
f++
while (ret_inc > 0) {
syscallret=syscallret " " $f
f++
ret_inc--
}
funcname=$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] ||
funcname == abi_func_prefix 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
if (flag("COMPAT12"))
argalias = "freebsd12_" 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")
# The parser adds space around parens.
# Remove it from annotations.
gsub(/ \( /, "(", argtype[argc]);
gsub(/ \)/, ")", argtype[argc]);
#remove annotations
gsub(/_In[^ ]*[_)] /, "", argtype[argc]);
gsub(/_Out[^ ]*[_)] /, "", argtype[argc]);
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 (!flag("NOARGS") && !flag("NOPROTO") && !flag("NODEF")) {
if (argc != 0) {
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
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 ~ /^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 ~ /^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") || \
type("COMPAT12") {
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"
} else if (flag("COMPAT12")) {
ncompat12++
out = syscompat12
outdcl = syscompat12dcl
wrap = "compat12"
prefix = "freebsd12_"
descr = "freebsd12"
}
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") {
while (syscall <= syscall_range[2]) {
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) {
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
}
if (ncompat12 != 0) {
printf "\n#ifdef %s\n", compat12 > sysinc
printf "#define compat12(n, name) n, (sy_call_t *)__CONCAT(freebsd12_,name)\n" > sysinc
printf "#else\n" > sysinc
printf "#define compat12(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#endif /* %s */\n\n", compat12) > syscompat12dcl
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 \
$syscompat12 $syscompat12dcl \
$sysaue $sysprotoend > $sysproto
cat $systracetmp >> $systrace
cat $systraceret >> $systrace
