2 # @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93
3 # $FreeBSD: src/sys/kern/makesyscalls.sh,v 1.39.2.4 2001/10/20 09:01:24 marcel Exp $
7 # name of compat option:
9 # name of DragonFly 1.2 compat option
10 compatdf12=COMPAT_DF12
14 sysproto="../sys/sysproto.h"
15 sysunion="../sys/sysunion.h"
16 sysproto_h=_SYS_SYSPROTO_H_
17 syshdr="../sys/syscall.h"
18 sysmk="../sys/syscall.mk"
20 syshide="../sys/syscall-hide.h"
23 namesname="syscallnames"
26 sysdcl="sysent.dcl.$$"
27 syscompat="sysent.compat.$$"
28 syscompatdf12="sysent.compatdf12.$$"
29 syscompatdcl="sysent.compatdcl.$$"
30 syscompatdcldf12="sysent.compatdcldf12.$$"
31 sysent="sysent.switch.$$"
32 sysinc="sysinc.switch.$$"
33 sysarg="sysarg.switch.$$"
34 sysun="sysunion.switch.$$"
36 trap "rm $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun" 0
38 touch $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun
41 0) echo "Usage: $0 input-file <config-file>" 1>&2
46 if [ -n "$2" -a -f "$2" ]; then
60 /^#/!s/\([{}()*,]\)/ \1 /g
65 sysproto = \"$sysproto\"
66 sysproto_h = \"$sysproto_h\"
67 syscompat = \"$syscompat\"
68 syscompatdf12 = \"$syscompatdf12\"
69 syscompatdcl = \"$syscompatdcl\"
70 syscompatdcldf12 = \"$syscompatdcldf12\"
76 sysnames = \"$sysnames\"
80 compatdf12 = \"$compatdf12\"
81 syshide = \"$syshide\"
82 syscallprefix = \"$syscallprefix\"
83 switchname = \"$switchname\"
84 namesname = \"$namesname\"
88 printf "/*\n * System call switch table.\n *\n" > syssw
89 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syssw
90 printf " * by running make sysent in the same directory.\n" > syssw
91 printf " */\n\n" > syssw
93 printf "/*\n * System call prototypes.\n *\n" > sysarg
94 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysarg
95 printf " * by running make sysent in the same directory.\n" > sysarg
96 printf " */\n\n" > sysarg
97 printf "#ifndef %s\n", sysproto_h > sysarg
98 printf "#define\t%s\n\n", sysproto_h > sysarg
99 printf "#include <sys/select.h>\n\n" > sysarg
100 printf "#include <sys/signal.h>\n\n" > sysarg
101 printf "#include <sys/acl.h>\n\n" > sysarg
102 printf "#include <sys/msgport.h>\n\n" > sysarg
103 printf "#include <sys/sysmsg.h>\n\n" > sysarg
104 printf "#include <sys/syslink.h>\n\n" > sysarg
105 printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
106 printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
108 printf "\n#ifdef %s\n\n", compat > syscompat
109 printf "\n#ifdef %s\n\n", compatdf12 > syscompatdf12
111 printf "/*\n * System call names.\n *\n" > sysnames
112 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysnames
113 printf " * by running make sysent in the same directory.\n" > sysnames
114 printf " */\n\n" > sysnames
115 printf "const char *%s[] = {\n", namesname > sysnames
117 printf "/*\n * System call numbers.\n *\n" > syshdr
118 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syshdr
119 printf " * by running make sysent in the same directory.\n" > syshdr
120 printf " */\n\n" > syshdr
122 printf "# DragonFly system call names.\n" > sysmk
123 printf "# DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysmk
124 printf "# by running make sysent in the same directory.\n" > sysmk
125 printf "MIASM = " > sysmk
127 printf "/*\n * System call hiders.\n *\n" > syshide
128 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syshide
129 printf " * by running make sysent in the same directory.\n" > syshide
130 printf " */\n\n" > syshide
132 printf "/*\n * Union of syscall args for messaging.\n *\n" > sysun
133 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysun
134 printf " * by running make sysent in the same directory.\n" > sysun
135 printf " */\n\n" > sysun
136 printf "union sysunion {\n" > sysun
137 printf "#ifdef _KERNEL /* header only applies in kernel */\n" > sysun
138 printf "\tstruct\tlwkt_msg lmsg;\n" > sysun
139 printf "\tstruct\tsysmsg sysmsg;\n" > sysun
140 printf "#endif\n" > sysun
142 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
143 printf "struct sysent %s[] = {\n",switchname > sysent
145 printf "\n#ifdef _KERNEL\n\n" > sysdcl
146 printf "\n#ifdef _KERNEL\n\n" > syscompatdcl
147 printf "\n#ifdef _KERNEL\n\n" > syscompatdcldf12
149 NF == 0 || $1 ~ /^;/ {
152 $1 ~ /^#[ ]*include/ {
161 print > syscompatdf12
165 savesyscall = syscall
174 print > syscompatdf12
177 syscall = savesyscall
186 print > syscompatdf12
192 printf "%s: line %d: syscall number out of sync at %d\n",
198 function align_sysent_comment(column) {
199 printf("\t") > sysent
200 column = column + 8 - column % 8
201 while (column < 56) {
202 printf("\t") > sysent
206 function parserr(was, wanted) {
207 printf "%s: line %d: unexpected %s (expected %s)\n",
208 infile, NR, was, wanted
211 function parseline() {
212 f=4 # toss number and type
228 argssize = "AS(" $6 ")"
244 f++ #function return type
250 if (argalias == "") {
251 argalias = funcname "_args"
252 if ($2 == "COMPAT") {
253 argalias = "o" argalias
254 usefuncname = "sys_o" funcname
256 if ($2 == "COMPAT_DF12") {
257 argalias = "dfbsd12_" argalias
258 usefuncname = "sys_dfbsd12_" funcname
269 parserr($f, "argument definition")
277 while (f < end && $(f+1) != ",") {
278 if (argtype[argc] != "" && oldf != "*")
279 argtype[argc] = argtype[argc]" ";
280 argtype[argc] = argtype[argc]$f;
284 if (argtype[argc] == "")
285 parserr($f, "argument definition")
287 f += 2; # skip name, and any comma
290 argssize = "AS(" argalias ")"
294 for (i = 5; i <= NF; i++)
295 comment = comment " " $i
297 $2 == "STD" || $2 == "NODEF" || $2 == "NOARGS" || $2 == "NOPROTO" \
300 if ((!nosys || funcname != "nosys") && \
301 (funcname != "lkmnosys")) {
302 if (argc != 0 && $2 != "NOARGS" && $2 != "NOPROTO") {
303 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
304 printf("struct\t%s {\n", argalias) > sysarg
305 printf("#ifdef _KERNEL\n") > sysarg
306 printf("\tstruct sysmsg sysmsg;\n") > sysarg
307 printf("#endif\n") > sysarg
308 for (i = 1; i <= argc; i++)
309 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
310 argtype[i], argname[i],
311 argname[i], argtype[i]) > sysarg
312 printf("};\n") > sysarg
314 else if ($2 != "NOARGS" && $2 != "NOPROTO" && \
316 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
317 printf("struct\t%s {\n", argalias) > sysarg
318 printf("#ifdef _KERNEL\n") > sysarg
319 printf("\tstruct sysmsg sysmsg;\n") > sysarg
320 printf("#endif\n") > sysarg
321 printf("\tregister_t dummy;\n") > sysarg
322 printf("};\n") > sysarg
325 if (($2 != "NOPROTO" && $2 != "NODEF" && \
326 (funcname != "nosys" || !nosys)) || \
327 (funcname == "lkmnosys" && !lkmnosys) || \
328 funcname == "lkmressys") {
329 printf("%s\tsys_%s (struct %s *)",
330 rettype, funcname, argalias) > sysdcl
331 printf(";\n") > sysdcl
333 if (funcname == "nosys")
335 if (funcname == "lkmnosys")
337 printf("\t{ %s, (sy_call_t *)", argssize) > sysent
338 column = 8 + 2 + length(argssize) + 15
339 if ($2 != "NOIMPL") {
340 printf("sys_%s },", funcname) > sysent
341 column = column + length(funcname) + 7
343 printf("sys_%s },", "nosys") > sysent
344 column = column + length("nosys") + 7
346 align_sysent_comment(column)
347 printf("/* %d = %s */\n", syscall, funcalias) > sysent
348 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
349 funcalias, syscall, funcalias) > sysnames
351 printf("#define\t%s%s\t%d\n", syscallprefix,
352 funcalias, syscall) > syshdr
353 printf(" \\\n\t%s.o", funcalias) > sysmk
356 printf("HIDE_%s(%s)\n", $3, funcname) > syshide
360 $2 == "COMPAT" || $2 == "CPT_NOA" {
363 if (argc != 0 && $2 != "CPT_NOA") {
364 printf("#ifdef %s\n", compat) > sysun
365 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
366 printf("#endif\n") > sysun
367 printf("struct\t%s {\n", argalias) > syscompat
368 printf("#ifdef _KERNEL\n") > syscompat
369 printf("\tstruct sysmsg sysmsg;\n") > syscompat
370 printf("#endif\n") > syscompat
371 for (i = 1; i <= argc; i++)
372 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
373 argtype[i], argname[i],
374 argname[i], argtype[i]) > syscompat
375 printf("};\n") > syscompat
377 else if($2 != "CPT_NOA") {
378 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
379 printf("struct\t%s {\n", argalias) > sysarg
380 printf("#ifdef _KERNEL\n") > sysarg
381 printf("\tstruct sysmsg sysmsg;\n") > sysarg
382 printf("#endif\n") > sysarg
383 printf("\tregister_t dummy;\n") > sysarg
384 printf("};\n") > sysarg
386 printf("%s\tsys_o%s (struct %s *);\n",
387 rettype, funcname, argalias) > syscompatdcl
388 printf("\t{ compat(%s,%s) },",
389 argssize, funcname) > sysent
390 align_sysent_comment(8 + 9 + \
391 length(argssize) + 1 + length(funcname) + 4)
392 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
393 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
394 funcalias, syscall, funcalias) > sysnames
395 printf("\t\t\t\t/* %d is old %s */\n",
396 syscall, funcalias) > syshdr
398 printf("HIDE_%s(%s)\n", $3, funcname) > syshide
402 $2 == "COMPAT_DF12" {
406 printf("#ifdef %s\n", compatdf12) > sysun
407 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
408 printf("#endif\n") > sysun
409 printf("struct\t%s {\n", argalias) > syscompatdf12
410 printf("#ifdef _KERNEL\n") > syscompatdf12
411 printf("\tstruct sysmsg sysmsg;\n") > syscompatdf12
412 printf("#endif\n") > syscompatdf12
413 for (i = 1; i <= argc; i++)
414 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
415 argtype[i], argname[i],
416 argname[i], argtype[i]) > syscompatdf12
417 printf("};\n") > syscompatdf12
420 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
421 printf("struct\t%s {\n", argalias) > sysarg
422 printf("#ifdef _KERNEL\n") > sysarg
423 printf("\tstruct sysmsg sysmsg;\n") > sysarg
424 printf("#endif\n") > sysarg
425 printf("\tregister_t dummy;\n") > sysarg
426 printf("};\n") > sysarg
428 printf("%s\tsys_dfbsd12_%s (struct %s *);\n",
429 rettype, funcname, argalias) > syscompatdcldf12
430 printf("\t{ compatdf12(%s,%s) },",
431 argssize, funcname) > sysent
432 align_sysent_comment(8 + 9 + \
433 length(argssize) + 1 + length(funcname) + 4)
434 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
435 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
436 funcalias, syscall, funcalias) > sysnames
437 printf("\t\t\t\t/* %d is old %s */\n",
438 syscall, funcalias) > syshdr
440 printf("HIDE_%s(%s)\n", $3, funcname) > syshide
447 printf("%s\tsys_o%s();\n", rettype, funcname) > syscompatdcl
448 printf("\t{ compat(%s,%s) },",
449 argssize, funcname) > sysent
450 align_sysent_comment(8 + 9 + \
451 length(argssize) + 1 + length(funcname) + 4)
452 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
453 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
454 funcalias, syscall, funcalias) > sysnames
455 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
456 syscallprefix, funcalias, syscall) > syshdr
457 printf(" \\\n\t%s.o", funcalias) > sysmk
459 printf("HIDE_%s(%s)\n", $3, funcname) > syshide
464 printf("\t{ 0, (sy_call_t *)sys_nosys },") > sysent
465 align_sysent_comment(37)
466 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
467 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
468 $4, syscall, comment) > sysnames
469 printf("\t\t\t\t/* %d is obsolete %s */\n",
470 syscall, comment) > syshdr
472 printf("HIDE_%s(%s)\n", $3, $4) > syshide
477 printf("\t{ 0, (sy_call_t *)sys_nosys },\t\t\t/* %d = %s */\n",
478 syscall, comment) > sysent
479 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
480 syscall, syscall, comment) > sysnames
482 printf("HIDE_%s(%s)\n", $3, $4) > syshide
487 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
491 printf "\n#define AS(name) ((sizeof(struct name) - sizeof(struct sysmsg)) / sizeof(register_t))\n" > sysinc
493 printf "#include \"opt_compat.h\"\n\n" > syssw
494 printf "\n#ifdef %s\n", compat > sysinc
495 printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(o,name))\n" > sysinc
496 printf "#else\n" > sysinc
497 printf "#define compat(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
498 printf "#endif\n" > sysinc
501 if (ncompatdf12 != 0) {
502 printf "#ifdef __i386__\n" > syssw
503 printf "#include \"opt_compatdf12.h\"\n" > syssw
504 printf "#endif\n\n" > syssw
505 printf "\n#ifdef %s\n", compatdf12 > sysinc
506 printf "#define compatdf12(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(dfbsd12_,name))\n" > sysinc
507 printf "#else\n" > sysinc
508 printf "#define compatdf12(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
509 printf "#endif\n" > sysinc
512 printf("\n#endif /* _KERNEL */\n") > syscompatdcl
513 printf("\n#endif /* _KERNEL */\n") > syscompatdcldf12
514 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
515 printf("\n#endif /* %s */\n\n", compatdf12) > syscompatdcldf12
518 printf("};\n") > sysent
519 printf("};\n") > sysnames
520 printf("};\n") > sysun
521 printf("\n#endif /* !%s */\n", sysproto_h) > sysdcl
522 printf("#undef PAD_\n") > sysdcl
523 printf("\n#endif /* _KERNEL */\n") > sysdcl
524 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
528 cat $sysinc $sysent >> $syssw
529 cat $sysarg $syscompat $syscompatdcl $syscompatdf12 $syscompatdcldf12 $sysdcl > $sysproto
530 cat $sysun > $sysunion