1 #! /bin/sh -
2 # @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93
3 # $FreeBSD: releng/11.2/sys/kern/makesyscalls.sh 318172 2017-05-11 04:29:20Z jhb $
4
5 set -e
6
7 # name of compat options:
8 compat=COMPAT_43
9 compat4=COMPAT_FREEBSD4
10 compat6=COMPAT_FREEBSD6
11 compat7=COMPAT_FREEBSD7
12 compat10=COMPAT_FREEBSD10
13
14 # output files:
15 sysnames="syscalls.c"
16 sysproto="../sys/sysproto.h"
17 sysproto_h=_SYS_SYSPROTO_H_
18 syshdr="../sys/syscall.h"
19 sysmk="../sys/syscall.mk"
20 syssw="init_sysent.c"
21 syscallprefix="SYS_"
22 switchname="sysent"
23 namesname="syscallnames"
24 systrace="systrace_args.c"
25
26 # tmp files:
27 sysaue="sysent.aue.$$"
28 sysdcl="sysent.dcl.$$"
29 syscompat="sysent.compat.$$"
30 syscompatdcl="sysent.compatdcl.$$"
31 syscompat4="sysent.compat4.$$"
32 syscompat4dcl="sysent.compat4dcl.$$"
33 syscompat6="sysent.compat6.$$"
34 syscompat6dcl="sysent.compat6dcl.$$"
35 syscompat7="sysent.compat7.$$"
36 syscompat7dcl="sysent.compat7dcl.$$"
37 syscompat10="sysent.compat10.$$"
38 syscompat10dcl="sysent.compat10dcl.$$"
39 sysent="sysent.switch.$$"
40 sysinc="sysinc.switch.$$"
41 sysarg="sysarg.switch.$$"
42 sysprotoend="sysprotoend.$$"
43 systracetmp="systrace.$$"
44 systraceret="systraceret.$$"
45
46 if [ -r capabilities.conf ]; then
47 capenabled=`cat capabilities.conf | grep -v "^#" | grep -v "^$"`
48 capenabled=`echo $capenabled | sed 's/ /,/g'`
49 else
50 capenabled=""
51 fi
52
53 trap "rm $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret" 0
54
55 touch $sysaue $sysdcl $syscompat $syscompatdcl $syscompat4 $syscompat4dcl $syscompat6 $syscompat6dcl $syscompat7 $syscompat7dcl $syscompat10 $syscompat10dcl $sysent $sysinc $sysarg $sysprotoend $systracetmp $systraceret
56
57 case $# in
58 0) echo "usage: $0 input-file <config-file>" 1>&2
59 exit 1
60 ;;
61 esac
62
63 if [ -n "$2" ]; then
64 . $2
65 fi
66
67 sed -e '
68 :join
69 /\\$/{a\
70
71 N
72 s/\\\n//
73 b join
74 }
75 2,${
76 /^#/!s/\([{}()*,]\)/ \1 /g
77 }
78 ' < $1 | awk "
79 BEGIN {
80 sysaue = \"$sysaue\"
81 sysdcl = \"$sysdcl\"
82 sysproto = \"$sysproto\"
83 sysprotoend = \"$sysprotoend\"
84 sysproto_h = \"$sysproto_h\"
85 syscompat = \"$syscompat\"
86 syscompatdcl = \"$syscompatdcl\"
87 syscompat4 = \"$syscompat4\"
88 syscompat4dcl = \"$syscompat4dcl\"
89 syscompat6 = \"$syscompat6\"
90 syscompat6dcl = \"$syscompat6dcl\"
91 syscompat7 = \"$syscompat7\"
92 syscompat7dcl = \"$syscompat7dcl\"
93 syscompat10 = \"$syscompat10\"
94 syscompat10dcl = \"$syscompat10dcl\"
95 sysent = \"$sysent\"
96 syssw = \"$syssw\"
97 sysinc = \"$sysinc\"
98 sysarg = \"$sysarg\"
99 sysnames = \"$sysnames\"
100 syshdr = \"$syshdr\"
101 sysmk = \"$sysmk\"
102 systrace = \"$systrace\"
103 systracetmp = \"$systracetmp\"
104 systraceret = \"$systraceret\"
105 compat = \"$compat\"
106 compat4 = \"$compat4\"
107 compat6 = \"$compat6\"
108 compat7 = \"$compat7\"
109 compat10 = \"$compat10\"
110 syscallprefix = \"$syscallprefix\"
111 switchname = \"$switchname\"
112 namesname = \"$namesname\"
113 infile = \"$1\"
114 capenabled_string = \"$capenabled\"
115 "'
116
117 split(capenabled_string, capenabled, ",");
118
119 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
120 printf "struct sysent %s[] = {\n",switchname > sysent
121
122 printf "/*\n * System call switch table.\n *\n" > syssw
123 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syssw
124 printf " * $%s$\n", "FreeBSD" > syssw
125 printf " */\n\n" > syssw
126
127 printf "/*\n * System call prototypes.\n *\n" > sysarg
128 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysarg
129 printf " * $%s$\n", "FreeBSD" > sysarg
130 printf " */\n\n" > 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" > sysarg
134 printf "#include <sys/acl.h>\n" > sysarg
135 printf "#include <sys/cpuset.h>\n" > sysarg
136 printf "#include <sys/_ffcounter.h>\n" > sysarg
137 printf "#include <sys/_semaphore.h>\n" > sysarg
138 printf "#include <sys/ucontext.h>\n" > sysarg
139 printf "#include <sys/wait.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 "\n#ifdef %s\n\n", compat > syscompat
154 printf "\n#ifdef %s\n\n", compat4 > syscompat4
155 printf "\n#ifdef %s\n\n", compat6 > syscompat6
156 printf "\n#ifdef %s\n\n", compat7 > syscompat7
157 printf "\n#ifdef %s\n\n", compat10 > syscompat10
158
159 printf "/*\n * System call names.\n *\n" > sysnames
160 printf " * DO NOT EDIT-- this file is automatically generated.\n" > sysnames
161 printf " * $%s$\n", "FreeBSD" > sysnames
162 printf " */\n\n" > sysnames
163 printf "const char *%s[] = {\n", namesname > sysnames
164
165 printf "/*\n * System call numbers.\n *\n" > syshdr
166 printf " * DO NOT EDIT-- this file is automatically generated.\n" > syshdr
167 printf " * $%s$\n", "FreeBSD" > syshdr
168 printf " */\n\n" > syshdr
169
170 printf "# FreeBSD system call object files.\n" > sysmk
171 printf "# DO NOT EDIT-- this file is automatically generated.\n" > sysmk
172 printf "# $%s$\n", "FreeBSD" > sysmk
173 printf "MIASM = " > sysmk
174
175 printf "/*\n * System call argument to DTrace register array converstion.\n *\n" > systrace
176 printf " * DO NOT EDIT-- this file is automatically generated.\n" > systrace
177 printf " * $%s$\n", "FreeBSD" > systrace
178 printf " * This file is part of the DTrace syscall provider.\n */\n\n" > systrace
179 printf "static void\nsystrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)\n{\n" > systrace
180 printf "\tint64_t *iarg = (int64_t *) uarg;\n" > systrace
181 printf "\tswitch (sysnum) {\n" > systrace
182
183 printf "static void\nsystrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systracetmp
184 printf "\tswitch (sysnum) {\n" > systracetmp
185
186 printf "static void\nsystrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systraceret
187 printf "\tswitch (sysnum) {\n" > systraceret
188 }
189 NR == 1 {
190 next
191 }
192 NF == 0 || $1 ~ /^;/ {
193 next
194 }
195 $1 ~ /^#[ ]*include/ {
196 print > sysinc
197 next
198 }
199 $1 ~ /^#[ ]*if/ {
200 print > sysent
201 print > sysdcl
202 print > sysarg
203 print > syscompat
204 print > syscompat4
205 print > syscompat6
206 print > syscompat7
207 print > syscompat10
208 print > sysnames
209 print > systrace
210 print > systracetmp
211 print > systraceret
212 savesyscall = syscall
213 next
214 }
215 $1 ~ /^#[ ]*else/ {
216 print > sysent
217 print > sysdcl
218 print > sysarg
219 print > syscompat
220 print > syscompat4
221 print > syscompat6
222 print > syscompat7
223 print > syscompat10
224 print > sysnames
225 print > systrace
226 print > systracetmp
227 print > systraceret
228 syscall = savesyscall
229 next
230 }
231 $1 ~ /^#/ {
232 print > sysent
233 print > sysdcl
234 print > sysarg
235 print > syscompat
236 print > syscompat4
237 print > syscompat6
238 print > syscompat7
239 print > syscompat10
240 print > sysnames
241 print > systrace
242 print > systracetmp
243 print > systraceret
244 next
245 }
246 syscall != $1 {
247 printf "%s: line %d: syscall number out of sync at %d\n",
248 infile, NR, syscall
249 printf "line is:\n"
250 print
251 exit 1
252 }
253 # Returns true if the type "name" is the first flag in the type field
254 function type(name, flags, n) {
255 n = split($3, flags, /\|/)
256 return (n > 0 && flags[1] == name)
257 }
258 # Returns true if the flag "name" is set in the type field
259 function flag(name, flags, i, n) {
260 n = split($3, flags, /\|/)
261 for (i = 1; i <= n; i++)
262 if (flags[i] == name)
263 return 1
264 return 0
265 }
266 function align_sysent_comment(column) {
267 printf("\t") > sysent
268 column = column + 8 - column % 8
269 while (column < 56) {
270 printf("\t") > sysent
271 column = column + 8
272 }
273 }
274 function parserr(was, wanted) {
275 printf "%s: line %d: unexpected %s (expected %s)\n",
276 infile, NR, was, wanted
277 exit 1
278 }
279 function parseline() {
280 f=4 # toss number, type, audit event
281 argc= 0;
282 argssize = "0"
283 thr_flag = "SY_THR_STATIC"
284 if (flag("NOTSTATIC")) {
285 thr_flag = "SY_THR_ABSENT"
286 }
287 if ($NF != "}") {
288 funcalias=$(NF-2)
289 argalias=$(NF-1)
290 rettype=$NF
291 end=NF-3
292 } else {
293 funcalias=""
294 argalias=""
295 rettype="int"
296 end=NF
297 }
298 if (flag("NODEF")) {
299 auditev="AUE_NULL"
300 funcname=$4
301 argssize = "AS(" $6 ")"
302 return
303 }
304 if ($f != "{")
305 parserr($f, "{")
306 f++
307 if ($end != "}")
308 parserr($end, "}")
309 end--
310 if ($end != ";")
311 parserr($end, ";")
312 end--
313 if ($end != ")")
314 parserr($end, ")")
315 end--
316
317 syscallret=$f
318 f++
319
320 funcname=$f
321
322 #
323 # We now know the func name, so define a flags field for it.
324 # Do this before any other processing as we may return early
325 # from it.
326 #
327 for (cap in capenabled) {
328 if (funcname == capenabled[cap]) {
329 flags = "SYF_CAPENABLED";
330 break;
331 }
332 }
333
334 if (funcalias == "")
335 funcalias = funcname
336 if (argalias == "") {
337 argalias = funcname "_args"
338 if (flag("COMPAT"))
339 argalias = "o" argalias
340 if (flag("COMPAT4"))
341 argalias = "freebsd4_" argalias
342 if (flag("COMPAT6"))
343 argalias = "freebsd6_" argalias
344 if (flag("COMPAT7"))
345 argalias = "freebsd7_" argalias
346 if (flag("COMPAT10"))
347 argalias = "freebsd10_" argalias
348 }
349 f++
350
351 if ($f != "(")
352 parserr($f, ")")
353 f++
354
355 if (f == end) {
356 if ($f != "void")
357 parserr($f, "argument definition")
358 return
359 }
360
361 while (f <= end) {
362 argc++
363 argtype[argc]=""
364 oldf=""
365 while (f < end && $(f+1) != ",") {
366 if (argtype[argc] != "" && oldf != "*")
367 argtype[argc] = argtype[argc]" ";
368 argtype[argc] = argtype[argc]$f;
369 oldf = $f;
370 f++
371 }
372 if (argtype[argc] == "")
373 parserr($f, "argument definition")
374 argname[argc]=$f;
375 f += 2; # skip name, and any comma
376 }
377 if (argc != 0)
378 argssize = "AS(" argalias ")"
379 }
380 { comment = $4
381 if (NF < 7)
382 for (i = 5; i <= NF; i++)
383 comment = comment " " $i
384 }
385
386 #
387 # The AUE_ audit event identifier.
388 #
389 {
390 auditev = $2;
391 }
392
393 #
394 # The flags, if any.
395 #
396 {
397 flags = "0";
398 }
399
400 type("STD") || type("NODEF") || type("NOARGS") || type("NOPROTO") \
401 || type("NOSTD") {
402 parseline()
403 printf("\t/* %s */\n\tcase %d: {\n", funcname, syscall) > systrace
404 printf("\t/* %s */\n\tcase %d:\n", funcname, syscall) > systracetmp
405 printf("\t/* %s */\n\tcase %d:\n", funcname, syscall) > systraceret
406 if (argc > 0) {
407 printf("\t\tswitch(ndx) {\n") > systracetmp
408 printf("\t\tstruct %s *p = params;\n", argalias) > systrace
409 for (i = 1; i <= argc; i++) {
410 arg = argtype[i]
411 sub("__restrict$", "", arg)
412 printf("\t\tcase %d:\n\t\t\tp = \"%s\";\n\t\t\tbreak;\n", i - 1, arg) > systracetmp
413 if (index(arg, "*") > 0 || arg == "caddr_t")
414 printf("\t\tuarg[%d] = (intptr_t) p->%s; /* %s */\n", \
415 i - 1, \
416 argname[i], arg) > systrace
417 else if (arg == "union l_semun")
418 printf("\t\tuarg[%d] = p->%s.buf; /* %s */\n", \
419 i - 1, \
420 argname[i], arg) > systrace
421 else if (substr(arg, 1, 1) == "u" || arg == "size_t")
422 printf("\t\tuarg[%d] = p->%s; /* %s */\n", \
423 i - 1, \
424 argname[i], arg) > systrace
425 else
426 printf("\t\tiarg[%d] = p->%s; /* %s */\n", \
427 i - 1, \
428 argname[i], arg) > systrace
429 }
430 printf("\t\tdefault:\n\t\t\tbreak;\n\t\t};\n") > systracetmp
431
432 printf("\t\tif (ndx == 0 || ndx == 1)\n") > systraceret
433 printf("\t\t\tp = \"%s\";\n", syscallret) > systraceret
434 printf("\t\tbreak;\n") > systraceret
435 }
436 printf("\t\t*n_args = %d;\n\t\tbreak;\n\t}\n", argc) > systrace
437 printf("\t\tbreak;\n") > systracetmp
438 if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \
439 !flag("NODEF")) {
440 printf("struct %s {\n", argalias) > sysarg
441 for (i = 1; i <= argc; i++)
442 printf("\tchar %s_l_[PADL_(%s)]; " \
443 "%s %s; char %s_r_[PADR_(%s)];\n",
444 argname[i], argtype[i],
445 argtype[i], argname[i],
446 argname[i], argtype[i]) > sysarg
447 printf("};\n") > sysarg
448 }
449 else if (!flag("NOARGS") && !flag("NOPROTO") && !flag("NODEF"))
450 printf("struct %s {\n\tregister_t dummy;\n};\n",
451 argalias) > sysarg
452 if (!flag("NOPROTO") && !flag("NODEF")) {
453 if (funcname == "nosys" || funcname == "lkmnosys" ||
454 funcname == "sysarch" || funcname ~ /^freebsd/ ||
455 funcname ~ /^linux/ || funcname ~ /^svr4/ ||
456 funcname ~ /^ibcs2/ || funcname ~ /^xenix/ ||
457 funcname ~ /^cloudabi/) {
458 printf("%s\t%s(struct thread *, struct %s *)",
459 rettype, funcname, argalias) > sysdcl
460 } else {
461 printf("%s\tsys_%s(struct thread *, struct %s *)",
462 rettype, funcname, argalias) > sysdcl
463 }
464 printf(";\n") > sysdcl
465 printf("#define\t%sAUE_%s\t%s\n", syscallprefix,
466 funcalias, auditev) > sysaue
467 }
468 printf("\t{ %s, (sy_call_t *)", argssize) > sysent
469 column = 8 + 2 + length(argssize) + 15
470 if (flag("NOSTD")) {
471 printf("lkmressys, AUE_NULL, NULL, 0, 0, %s, SY_THR_ABSENT },", flags) > sysent
472 column = column + length("lkmressys") + length("AUE_NULL") + 3
473 } else {
474 if (funcname == "nosys" || funcname == "sysarch" ||
475 funcname == "lkmnosys" || funcname ~ /^freebsd/ ||
476 funcname ~ /^linux/ || funcname ~ /^svr4/ ||
477 funcname ~ /^ibcs2/ || funcname ~ /^xenix/ ||
478 funcname ~ /^cloudabi/) {
479 printf("%s, %s, NULL, 0, 0, %s, %s },", funcname, auditev, flags, thr_flag) > sysent
480 column = column + length(funcname) + length(auditev) + length(flags) + 3
481 } else {
482 printf("sys_%s, %s, NULL, 0, 0, %s, %s },", funcname, auditev, flags, thr_flag) > sysent
483 column = column + length(funcname) + length(auditev) + length(flags) + 3 + 4
484 }
485 }
486 align_sysent_comment(column)
487 printf("/* %d = %s */\n", syscall, funcalias) > sysent
488 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
489 funcalias, syscall, funcalias) > sysnames
490 if (!flag("NODEF")) {
491 printf("#define\t%s%s\t%d\n", syscallprefix,
492 funcalias, syscall) > syshdr
493 printf(" \\\n\t%s.o", funcalias) > sysmk
494 }
495 syscall++
496 next
497 }
498 type("COMPAT") || type("COMPAT4") || type("COMPAT6") || \
499 type("COMPAT7") || type("COMPAT10") {
500 if (flag("COMPAT")) {
501 ncompat++
502 out = syscompat
503 outdcl = syscompatdcl
504 wrap = "compat"
505 prefix = "o"
506 descr = "old"
507 } else if (flag("COMPAT4")) {
508 ncompat4++
509 out = syscompat4
510 outdcl = syscompat4dcl
511 wrap = "compat4"
512 prefix = "freebsd4_"
513 descr = "freebsd4"
514 } else if (flag("COMPAT6")) {
515 ncompat6++
516 out = syscompat6
517 outdcl = syscompat6dcl
518 wrap = "compat6"
519 prefix = "freebsd6_"
520 descr = "freebsd6"
521 } else if (flag("COMPAT7")) {
522 ncompat7++
523 out = syscompat7
524 outdcl = syscompat7dcl
525 wrap = "compat7"
526 prefix = "freebsd7_"
527 descr = "freebsd7"
528 } else if (flag("COMPAT10")) {
529 ncompat10++
530 out = syscompat10
531 outdcl = syscompat10dcl
532 wrap = "compat10"
533 prefix = "freebsd10_"
534 descr = "freebsd10"
535 }
536 parseline()
537 if (argc != 0 && !flag("NOARGS") && !flag("NOPROTO") && \
538 !flag("NODEF")) {
539 printf("struct %s {\n", argalias) > out
540 for (i = 1; i <= argc; i++)
541 printf("\tchar %s_l_[PADL_(%s)]; %s %s; " \
542 "char %s_r_[PADR_(%s)];\n",
543 argname[i], argtype[i],
544 argtype[i], argname[i],
545 argname[i], argtype[i]) > out
546 printf("};\n") > out
547 }
548 else if (!flag("NOARGS") && !flag("NOPROTO") && !flag("NODEF"))
549 printf("struct %s {\n\tregister_t dummy;\n};\n",
550 argalias) > sysarg
551 if (!flag("NOPROTO") && !flag("NODEF")) {
552 printf("%s\t%s%s(struct thread *, struct %s *);\n",
553 rettype, prefix, funcname, argalias) > outdcl
554 printf("#define\t%sAUE_%s%s\t%s\n", syscallprefix,
555 prefix, funcname, auditev) > sysaue
556 }
557 if (flag("NOSTD")) {
558 printf("\t{ %s, (sy_call_t *)%s, %s, NULL, 0, 0, 0, SY_THR_ABSENT },",
559 "0", "lkmressys", "AUE_NULL") > sysent
560 align_sysent_comment(8 + 2 + length("0") + 15 + \
561 length("lkmressys") + length("AUE_NULL") + 3)
562 } else {
563 printf("\t{ %s(%s,%s), %s, NULL, 0, 0, %s, %s },",
564 wrap, argssize, funcname, auditev, flags, thr_flag) > sysent
565 align_sysent_comment(8 + 9 + length(argssize) + 1 + \
566 length(funcname) + length(auditev) + \
567 length(flags) + 4)
568 }
569 printf("/* %d = %s %s */\n", syscall, descr, funcalias) > sysent
570 printf("\t\"%s.%s\",\t\t/* %d = %s %s */\n",
571 wrap, funcalias, syscall, descr, funcalias) > sysnames
572 # Do not provide freebsdN_* symbols in libc for < FreeBSD 7
573 if (flag("COMPAT") || flag("COMPAT4") || flag("COMPAT6")) {
574 printf("\t\t\t\t/* %d is %s %s */\n",
575 syscall, descr, funcalias) > syshdr
576 } else if (!flag("NODEF")) {
577 printf("#define\t%s%s%s\t%d\n", syscallprefix,
578 prefix, funcalias, syscall) > syshdr
579 printf(" \\\n\t%s%s.o", prefix, funcalias) > sysmk
580 }
581 syscall++
582 next
583 }
584 type("OBSOL") {
585 printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },") > sysent
586 align_sysent_comment(34)
587 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
588 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
589 $4, syscall, comment) > sysnames
590 printf("\t\t\t\t/* %d is obsolete %s */\n",
591 syscall, comment) > syshdr
592 syscall++
593 next
594 }
595 type("UNIMPL") {
596 printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },\t\t\t/* %d = %s */\n",
597 syscall, comment) > sysent
598 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
599 syscall, syscall, comment) > sysnames
600 syscall++
601 next
602 }
603 {
604 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3
605 exit 1
606 }
607 END {
608 printf "\n#define AS(name) (sizeof(struct name) / sizeof(register_t))\n" > sysinc
609
610 if (ncompat != 0 || ncompat4 != 0 || ncompat6 != 0 || ncompat7 != 0 || ncompat10 != 0)
611 printf "#include \"opt_compat.h\"\n\n" > syssw
612
613 if (ncompat != 0) {
614 printf "\n#ifdef %s\n", compat > sysinc
615 printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(o,name)\n" > sysinc
616 printf "#else\n" > sysinc
617 printf "#define compat(n, name) 0, (sy_call_t *)nosys\n" > sysinc
618 printf "#endif\n" > sysinc
619 }
620
621 if (ncompat4 != 0) {
622 printf "\n#ifdef %s\n", compat4 > sysinc
623 printf "#define compat4(n, name) n, (sy_call_t *)__CONCAT(freebsd4_,name)\n" > sysinc
624 printf "#else\n" > sysinc
625 printf "#define compat4(n, name) 0, (sy_call_t *)nosys\n" > sysinc
626 printf "#endif\n" > sysinc
627 }
628
629 if (ncompat6 != 0) {
630 printf "\n#ifdef %s\n", compat6 > sysinc
631 printf "#define compat6(n, name) n, (sy_call_t *)__CONCAT(freebsd6_,name)\n" > sysinc
632 printf "#else\n" > sysinc
633 printf "#define compat6(n, name) 0, (sy_call_t *)nosys\n" > sysinc
634 printf "#endif\n" > sysinc
635 }
636
637 if (ncompat7 != 0) {
638 printf "\n#ifdef %s\n", compat7 > sysinc
639 printf "#define compat7(n, name) n, (sy_call_t *)__CONCAT(freebsd7_,name)\n" > sysinc
640 printf "#else\n" > sysinc
641 printf "#define compat7(n, name) 0, (sy_call_t *)nosys\n" > sysinc
642 printf "#endif\n" > sysinc
643 }
644 if (ncompat10 != 0) {
645 printf "\n#ifdef %s\n", compat10 > sysinc
646 printf "#define compat10(n, name) n, (sy_call_t *)__CONCAT(freebsd10_,name)\n" > sysinc
647 printf "#else\n" > sysinc
648 printf "#define compat10(n, name) 0, (sy_call_t *)nosys\n" > sysinc
649 printf "#endif\n" > sysinc
650 }
651 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
652 printf("\n#endif /* %s */\n\n", compat4) > syscompat4dcl
653 printf("\n#endif /* %s */\n\n", compat6) > syscompat6dcl
654 printf("\n#endif /* %s */\n\n", compat7) > syscompat7dcl
655 printf("\n#endif /* %s */\n\n", compat10) > syscompat10dcl
656
657 printf("\n#undef PAD_\n") > sysprotoend
658 printf("#undef PADL_\n") > sysprotoend
659 printf("#undef PADR_\n") > sysprotoend
660 printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend
661
662 printf("\n") > sysmk
663 printf("};\n") > sysent
664 printf("};\n") > sysnames
665 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
666 > syshdr
667 printf "\tdefault:\n\t\t*n_args = 0;\n\t\tbreak;\n\t};\n}\n" > systrace
668 printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systracetmp
669 printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systraceret
670 } '
671
672 cat $sysinc $sysent >> $syssw
673 cat $sysarg $sysdcl \
674 $syscompat $syscompatdcl \
675 $syscompat4 $syscompat4dcl \
676 $syscompat6 $syscompat6dcl \
677 $syscompat7 $syscompat7dcl \
678 $syscompat10 $syscompat10dcl \
679 $sysaue $sysprotoend > $sysproto
680 cat $systracetmp >> $systrace
681 cat $systraceret >> $systrace
682
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