Differential D6816 Diff 17525 sys/kern/makesyscalls.sh

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sys/kern/makesyscalls.sh

#! /bin/sh -		#! /bin/sh -
# @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93		# @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93
# $FreeBSD$		# $FreeBSD$

set -e		set -e

# name of compat options:		# name of compat options:
compat=COMPAT_43		compat=COMPAT_43
compat4=COMPAT_FREEBSD4		compat4=COMPAT_FREEBSD4
compat6=COMPAT_FREEBSD6		compat6=COMPAT_FREEBSD6
compat7=COMPAT_FREEBSD7		compat7=COMPAT_FREEBSD7
		compat10=COMPAT_FREEBSD10

# output files:		# output files:
sysnames="syscalls.c"		sysnames="syscalls.c"
sysproto="../sys/sysproto.h"		sysproto="../sys/sysproto.h"
sysproto_h=_SYS_SYSPROTO_H_		sysproto_h=_SYS_SYSPROTO_H_
syshdr="../sys/syscall.h"		syshdr="../sys/syscall.h"
sysmk="../sys/syscall.mk"		sysmk="../sys/syscall.mk"
syssw="init_sysent.c"		syssw="init_sysent.c"
syscallprefix="SYS_"		syscallprefix="SYS_"
switchname="sysent"		switchname="sysent"
namesname="syscallnames"		namesname="syscallnames"
systrace="systrace_args.c"		systrace="systrace_args.c"

# tmp files:		# tmp files:
sysaue="sysent.aue.$$"		sysaue="sysent.aue.$$"
sysdcl="sysent.dcl.$$"		sysdcl="sysent.dcl.$$"
syscompat="sysent.compat.$$"		syscompat="sysent.compat.$$"
syscompatdcl="sysent.compatdcl.$$"		syscompatdcl="sysent.compatdcl.$$"
syscompat4="sysent.compat4.$$"		syscompat4="sysent.compat4.$$"
syscompat4dcl="sysent.compat4dcl.$$"		syscompat4dcl="sysent.compat4dcl.$$"
syscompat6="sysent.compat6.$$"		syscompat6="sysent.compat6.$$"
syscompat6dcl="sysent.compat6dcl.$$"		syscompat6dcl="sysent.compat6dcl.$$"
syscompat7="sysent.compat7.$$"		syscompat7="sysent.compat7.$$"
syscompat7dcl="sysent.compat7dcl.$$"		syscompat7dcl="sysent.compat7dcl.$$"
		syscompat10="sysent.compat10.$$"
		syscompat10dcl="sysent.compat10dcl.$$"
sysent="sysent.switch.$$"		sysent="sysent.switch.$$"
sysinc="sysinc.switch.$$"		sysinc="sysinc.switch.$$"
sysarg="sysarg.switch.$$"		sysarg="sysarg.switch.$$"
sysprotoend="sysprotoend.$$"		sysprotoend="sysprotoend.$$"
systracetmp="systrace.$$"		systracetmp="systrace.$$"
systraceret="systraceret.$$"		systraceret="systraceret.$$"

if [ -r capabilities.conf ]; then		if [ -r capabilities.conf ]; then
capenabled=`cat capabilities.conf \| grep -v "^#" \| grep -v "^$"`		capenabled=`cat capabilities.conf \| grep -v "^#" \| grep -v "^$"`
capenabled=`echo $capenabled \| sed 's/ /,/g'`		capenabled=`echo $capenabled \| sed 's/ /,/g'`
else		else
capenabled=""		capenabled=""
fi		fi

trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret" 0		trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret" 0

touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret		touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret

case $# in		case $# in
0) echo "usage: $0 input-file <config-file>" 1>&2		0) echo "usage: $0 input-file <config-file>" 1>&2
exit 1		exit 1
;;		;;
esac		esac

if [ -n "$2" ]; then		if [ -n "$2" ]; then
Show All 22 Lines	BEGIN {
syscompat = \"$syscompat\"		syscompat = \"$syscompat\"
syscompatdcl = \"$syscompatdcl\"		syscompatdcl = \"$syscompatdcl\"
syscompat4 = \"$syscompat4\"		syscompat4 = \"$syscompat4\"
syscompat4dcl = \"$syscompat4dcl\"		syscompat4dcl = \"$syscompat4dcl\"
syscompat6 = \"$syscompat6\"		syscompat6 = \"$syscompat6\"
syscompat6dcl = \"$syscompat6dcl\"		syscompat6dcl = \"$syscompat6dcl\"
syscompat7 = \"$syscompat7\"		syscompat7 = \"$syscompat7\"
syscompat7dcl = \"$syscompat7dcl\"		syscompat7dcl = \"$syscompat7dcl\"
		syscompat10 = \"$syscompat10\"
		syscompat10dcl = \"$syscompat10dcl\"
sysent = \"$sysent\"		sysent = \"$sysent\"
syssw = \"$syssw\"		syssw = \"$syssw\"
sysinc = \"$sysinc\"		sysinc = \"$sysinc\"
sysarg = \"$sysarg\"		sysarg = \"$sysarg\"
sysnames = \"$sysnames\"		sysnames = \"$sysnames\"
syshdr = \"$syshdr\"		syshdr = \"$syshdr\"
sysmk = \"$sysmk\"		sysmk = \"$sysmk\"
systrace = \"$systrace\"		systrace = \"$systrace\"
systracetmp = \"$systracetmp\"		systracetmp = \"$systracetmp\"
systraceret = \"$systraceret\"		systraceret = \"$systraceret\"
compat = \"$compat\"		compat = \"$compat\"
compat4 = \"$compat4\"		compat4 = \"$compat4\"
compat6 = \"$compat6\"		compat6 = \"$compat6\"
compat7 = \"$compat7\"		compat7 = \"$compat7\"
		compat10 = \"$compat10\"
syscallprefix = \"$syscallprefix\"		syscallprefix = \"$syscallprefix\"
switchname = \"$switchname\"		switchname = \"$switchname\"
namesname = \"$namesname\"		namesname = \"$namesname\"
infile = \"$1\"		infile = \"$1\"
capenabled_string = \"$capenabled\"		capenabled_string = \"$capenabled\"
"'		"'

split(capenabled_string, capenabled, ",");		split(capenabled_string, capenabled, ",");

printf "/\n System call switch table.\n *\n" > syssw		printf "/\n System call switch table.\n *\n" > syssw
printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw		printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
printf " * $%s$\n", "FreeBSD" > syssw		printf " * $%s$\n", "FreeBSD" > syssw

printf "/\n System call prototypes.\n *\n" > sysarg		printf "/\n System call prototypes.\n *\n" > sysarg
printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg		printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
printf " * $%s$\n", "FreeBSD" > sysarg		printf " * $%s$\n", "FreeBSD" > sysarg

printf "\n#ifdef %s\n\n", compat > syscompat		printf "\n#ifdef %s\n\n", compat > syscompat
printf "\n#ifdef %s\n\n", compat4 > syscompat4		printf "\n#ifdef %s\n\n", compat4 > syscompat4
printf "\n#ifdef %s\n\n", compat6 > syscompat6		printf "\n#ifdef %s\n\n", compat6 > syscompat6
printf "\n#ifdef %s\n\n", compat7 > syscompat7		printf "\n#ifdef %s\n\n", compat7 > syscompat7
		printf "\n#ifdef %s\n\n", compat10 > syscompat10

printf "/\n System call names.\n *\n" > sysnames		printf "/\n System call names.\n *\n" > sysnames
printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames		printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
printf " * $%s$\n", "FreeBSD" > sysnames		printf " * $%s$\n", "FreeBSD" > sysnames

printf "/\n System call numbers.\n *\n" > syshdr		printf "/\n System call numbers.\n *\n" > syshdr
printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr		printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
printf " * $%s$\n", "FreeBSD" > syshdr		printf " * $%s$\n", "FreeBSD" > syshdr
▲ Show 20 Lines • Show All 67 Lines • ▼ Show 20 Lines	' < $1 \| awk "
$1 ~ /^#[ ]*if/ {		$1 ~ /^#[ ]*if/ {
print > sysent		print > sysent
print > sysdcl		print > sysdcl
print > sysarg		print > sysarg
print > syscompat		print > syscompat
print > syscompat4		print > syscompat4
print > syscompat6		print > syscompat6
print > syscompat7		print > syscompat7
		print > syscompat10
print > sysnames		print > sysnames
print > systrace		print > systrace
print > systracetmp		print > systracetmp
print > systraceret		print > systraceret
savesyscall = syscall		savesyscall = syscall
next		next
}		}
$1 ~ /^#[ ]*else/ {		$1 ~ /^#[ ]*else/ {
print > sysent		print > sysent
print > sysdcl		print > sysdcl
print > sysarg		print > sysarg
print > syscompat		print > syscompat
print > syscompat4		print > syscompat4
print > syscompat6		print > syscompat6
print > syscompat7		print > syscompat7
		print > syscompat10
print > sysnames		print > sysnames
print > systrace		print > systrace
print > systracetmp		print > systracetmp
print > systraceret		print > systraceret
syscall = savesyscall		syscall = savesyscall
next		next
}		}
$1 ~ /^#/ {		$1 ~ /^#/ {
print > sysent		print > sysent
print > sysdcl		print > sysdcl
print > sysarg		print > sysarg
print > syscompat		print > syscompat
print > syscompat4		print > syscompat4
print > syscompat6		print > syscompat6
print > syscompat7		print > syscompat7
		print > syscompat10
print > sysnames		print > sysnames
print > systrace		print > systrace
print > systracetmp		print > systracetmp
print > systraceret		print > systraceret
next		next
}		}
syscall != $1 {		syscall != $1 {
printf "%s: line %d: syscall number out of sync at %d\n",		printf "%s: line %d: syscall number out of sync at %d\n",
▲ Show 20 Lines • Show All 90 Lines • ▼ Show 20 Lines	if (argalias == "") {
if (flag("COMPAT"))		if (flag("COMPAT"))
argalias = "o" argalias		argalias = "o" argalias
if (flag("COMPAT4"))		if (flag("COMPAT4"))
argalias = "freebsd4_" argalias		argalias = "freebsd4_" argalias
if (flag("COMPAT6"))		if (flag("COMPAT6"))
argalias = "freebsd6_" argalias		argalias = "freebsd6_" argalias
if (flag("COMPAT7"))		if (flag("COMPAT7"))
argalias = "freebsd7_" argalias		argalias = "freebsd7_" argalias
		if (flag("COMPAT10"))
		argalias = "freebsd10_" argalias
}		}
f++		f++

if ($f != "(")		if ($f != "(")
parserr($f, ")")		parserr($f, ")")
f++		f++

if (f == end) {		if (f == end) {
▲ Show 20 Lines • Show All 135 Lines • ▼ Show 20 Lines	if (!flag("NODEF")) {
printf("#define\t%s%s\t%d\n", syscallprefix,		printf("#define\t%s%s\t%d\n", syscallprefix,
funcalias, syscall) > syshdr		funcalias, syscall) > syshdr
printf(" \\\n\t%s.o", funcalias) > sysmk		printf(" \\\n\t%s.o", funcalias) > sysmk
}		}
syscall++		syscall++
next		next
}		}
type("COMPAT") \|\| type("COMPAT4") \|\| type("COMPAT6") \|\| \		type("COMPAT") \|\| type("COMPAT4") \|\| type("COMPAT6") \|\| \
type("COMPAT7") {		type("COMPAT7") \|\| type("COMPAT10") {
if (flag("COMPAT")) {		if (flag("COMPAT")) {
ncompat++		ncompat++
out = syscompat		out = syscompat
outdcl = syscompatdcl		outdcl = syscompatdcl
wrap = "compat"		wrap = "compat"
prefix = "o"		prefix = "o"
descr = "old"		descr = "old"
} else if (flag("COMPAT4")) {		} else if (flag("COMPAT4")) {
Show All 12 Lines	if (flag("COMPAT")) {
descr = "freebsd6"		descr = "freebsd6"
} else if (flag("COMPAT7")) {		} else if (flag("COMPAT7")) {
ncompat7++		ncompat7++
out = syscompat7		out = syscompat7
outdcl = syscompat7dcl		outdcl = syscompat7dcl
wrap = "compat7"		wrap = "compat7"
prefix = "freebsd7_"		prefix = "freebsd7_"
descr = "freebsd7"		descr = "freebsd7"
		} else if (flag("COMPAT10")) {
		ncompat10++
		out = syscompat10
		outdcl = syscompat10dcl
		wrap = "compat10"
		prefix = "freebsd10_"
		descr = "freebsd10"
}		}
parseline()		parseline()
if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \		if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \
!flag("NODEF")) {		!flag("NODEF")) {
printf("struct %s {\n", argalias) > out		printf("struct %s {\n", argalias) > out
for (i = 1; i <= argc; i++)		for (i = 1; i <= argc; i++)
printf("\tchar %s_l_[PADL_(%s)]; %s %s; " \		printf("\tchar %s_l_[PADL_(%s)]; %s %s; " \
"char %s_r_[PADR_(%s)];\n",		"char %s_r_[PADR_(%s)];\n",
Show All 21 Lines	if (flag("NOSTD")) {
wrap, argssize, funcname, auditev, flags, thr_flag) > sysent		wrap, argssize, funcname, auditev, flags, thr_flag) > sysent
align_sysent_comment(8 + 9 + length(argssize) + 1 + \		align_sysent_comment(8 + 9 + length(argssize) + 1 + \
length(funcname) + length(auditev) + \		length(funcname) + length(auditev) + \
length(flags) + 4)		length(flags) + 4)
}		}
printf("/* %d = %s %s */\n", syscall, descr, funcalias) > sysent		printf("/* %d = %s %s */\n", syscall, descr, funcalias) > sysent
printf("\t\"%s.%s\",\t\t/* %d = %s %s */\n",		printf("\t\"%s.%s\",\t\t/* %d = %s %s */\n",
wrap, funcalias, syscall, descr, funcalias) > sysnames		wrap, funcalias, syscall, descr, funcalias) > sysnames
if (flag("COMPAT") \|\| flag("COMPAT4") \|\| flag("COMPAT6")) {		# XXX-BD: why no COMPAT7?
		if (flag("COMPAT") \|\| flag("COMPAT4") \|\| flag("COMPAT6") \|\| flag("COMPAT10")) {
printf("\t\t\t\t/* %d is %s %s */\n",		printf("\t\t\t\t/* %d is %s %s */\n",
syscall, descr, funcalias) > syshdr		syscall, descr, funcalias) > syshdr
} else if (!flag("NODEF")) {		} else if (!flag("NODEF")) {
printf("#define\t%s%s%s\t%d\n", syscallprefix,		printf("#define\t%s%s%s\t%d\n", syscallprefix,
prefix, funcalias, syscall) > syshdr		prefix, funcalias, syscall) > syshdr
printf(" \\\n\t%s%s.o", prefix, funcalias) > sysmk		printf(" \\\n\t%s%s.o", prefix, funcalias) > sysmk
}		}
syscall++		syscall++
Show All 20 Lines	' < $1 \| awk "
}		}
{		{
printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3		printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3
exit 1		exit 1
}		}
END {		END {
printf "\n#define AS(name) (sizeof(struct name) / sizeof(register_t))\n" > sysinc		printf "\n#define AS(name) (sizeof(struct name) / sizeof(register_t))\n" > sysinc

if (ncompat != 0 \|\| ncompat4 != 0 \|\| ncompat6 != 0 \|\| ncompat7 != 0)		if (ncompat != 0 \|\| ncompat4 != 0 \|\| ncompat6 != 0 \|\| ncompat7 != 0 \|\| ncompat10 != 0)
printf "#include \"opt_compat.h\"\n\n" > syssw		printf "#include \"opt_compat.h\"\n\n" > syssw

if (ncompat != 0) {		if (ncompat != 0) {
printf "\n#ifdef %s\n", compat > sysinc		printf "\n#ifdef %s\n", compat > sysinc
printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc		printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc
printf "#else\n" > sysinc		printf "#else\n" > sysinc
printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc		printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\n" > sysinc		printf "#endif\n" > sysinc
Show All 17 Lines	END {

if (ncompat7 != 0) {		if (ncompat7 != 0) {
printf "\n#ifdef %s\n", compat7 > sysinc		printf "\n#ifdef %s\n", compat7 > sysinc
printf "#define compat7(n, name) n, (sy_call_t *)__CONCAT(freebsd7_,name)\n" > sysinc		printf "#define compat7(n, name) n, (sy_call_t *)__CONCAT(freebsd7_,name)\n" > sysinc
printf "#else\n" > sysinc		printf "#else\n" > sysinc
printf "#define compat7(n, name) 0, (sy_call_t *)nosys\n" > sysinc		printf "#define compat7(n, name) 0, (sy_call_t *)nosys\n" > sysinc
printf "#endif\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
		}
printf("\n#endif /* %s */\n\n", compat) > syscompatdcl		printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
printf("\n#endif /* %s */\n\n", compat4) > syscompat4dcl		printf("\n#endif /* %s */\n\n", compat4) > syscompat4dcl
printf("\n#endif /* %s */\n\n", compat6) > syscompat6dcl		printf("\n#endif /* %s */\n\n", compat6) > syscompat6dcl
printf("\n#endif /* %s */\n\n", compat7) > syscompat7dcl		printf("\n#endif /* %s */\n\n", compat7) > syscompat7dcl
		printf("\n#endif /* %s */\n\n", compat10) > syscompat10dcl

printf("\n#undef PAD_\n") > sysprotoend		printf("\n#undef PAD_\n") > sysprotoend
printf("#undef PADL_\n") > sysprotoend		printf("#undef PADL_\n") > sysprotoend
printf("#undef PADR_\n") > sysprotoend		printf("#undef PADR_\n") > sysprotoend
printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend		printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend

printf("\n") > sysmk		printf("\n") > sysmk
printf("};\n") > sysent		printf("};\n") > sysent
printf("};\n") > sysnames		printf("};\n") > sysnames
printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \		printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
> syshdr		> syshdr
printf "\tdefault:\n\t\t*n_args = 0;\n\t\tbreak;\n\t};\n}\n" > systrace		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" > systracetmp
printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systraceret		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 $sysinc $sysent >> $syssw
cat $sysarg $sysdcl \		cat $sysarg $sysdcl \
$syscompat $syscompatdcl \		$syscompat $syscompatdcl \
$syscompat4 $syscompat4dcl \		$syscompat4 $syscompat4dcl \
$syscompat6 $syscompat6dcl \		$syscompat6 $syscompat6dcl \
$syscompat7 $syscompat7dcl \		$syscompat7 $syscompat7dcl \
		$syscompat10 $syscompat10dcl \
$sysaue $sysprotoend > $sysproto		$sysaue $sysprotoend > $sysproto
cat $systracetmp >> $systrace		cat $systracetmp >> $systrace
cat $systraceret >> $systrace		cat $systraceret >> $systrace