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"
22 namesname="syscallnames"
25 sysdcl="sysent.dcl.$$"
26 syscompat="sysent.compat.$$"
27 syscompatdf12="sysent.compatdf12.$$"
28 syscompatdcl="sysent.compatdcl.$$"
29 syscompatdcldf12="sysent.compatdcldf12.$$"
30 sysent="sysent.switch.$$"
31 sysinc="sysinc.switch.$$"
32 sysarg="sysarg.switch.$$"
33 sysun="sysunion.switch.$$"
35 trap "rm $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun" 0
37 touch $sysdcl $syscompat $syscompatdf12 $syscompatdcl $syscompatdcldf12 $sysent $sysinc $sysarg $sysun
40 0) echo "Usage: $0 input-file <config-file>" 1>&2
45 if [ -n "$2" -a -f "$2" ]; then
59 /^#/!s/\([{}()*,]\)/ \1 /g
64 sysproto = \"$sysproto\"
65 sysproto_h = \"$sysproto_h\"
66 syscompat = \"$syscompat\"
67 syscompatdf12 = \"$syscompatdf12\"
68 syscompatdcl = \"$syscompatdcl\"
69 syscompatdcldf12 = \"$syscompatdcldf12\"
75 sysnames = \"$sysnames\"
79 compatdf12 = \"$compatdf12\"
80 syscallprefix = \"$syscallprefix\"
81 switchname = \"$switchname\"
82 namesname = \"$namesname\"
86 printf "/*\n * System call switch table.\n *\n" > syssw
87 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syssw
88 printf " * by running make sysent in the same directory.\n" > syssw
89 printf " */\n\n" > syssw
91 printf "/*\n * System call prototypes.\n *\n" > sysarg
92 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysarg
93 printf " * by running make sysent in the same directory.\n" > sysarg
94 printf " */\n\n" > sysarg
95 printf "#ifndef %s\n", sysproto_h > sysarg
96 printf "#define\t%s\n\n", sysproto_h > sysarg
97 printf "#include <sys/select.h>\n\n" > sysarg
98 printf "#include <sys/signal.h>\n\n" > sysarg
99 printf "#include <sys/acl.h>\n\n" > sysarg
100 printf "#include <sys/msgport.h>\n\n" > sysarg
101 printf "#include <sys/sysmsg.h>\n\n" > sysarg
102 printf "#include <sys/syslink.h>\n\n" > sysarg
103 printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
104 printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
106 printf "\n#ifdef %s\n\n", compat > syscompat
107 printf "\n#ifdef %s\n\n", compatdf12 > syscompatdf12
109 printf "/*\n * System call names.\n *\n" > sysnames
110 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysnames
111 printf " * by running make sysent in the same directory.\n" > sysnames
112 printf " */\n\n" > sysnames
113 printf "const char *%s[] = {\n", namesname > sysnames
115 printf "/*\n * System call numbers.\n *\n" > syshdr
116 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syshdr
117 printf " * by running make sysent in the same directory.\n" > syshdr
118 printf " */\n\n" > syshdr
120 printf "# DragonFly system call names.\n" > sysmk
121 printf "# DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysmk
122 printf "# by running make sysent in the same directory.\n" > sysmk
123 printf "MIASM = " > sysmk
125 printf "/*\n * Union of syscall args for messaging.\n *\n" > sysun
126 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysun
127 printf " * by running make sysent in the same directory.\n" > sysun
128 printf " */\n\n" > sysun
129 printf "union sysunion {\n" > sysun
130 printf "#ifdef _KERNEL /* header only applies in kernel */\n" > sysun
131 printf "\tstruct\tlwkt_msg lmsg;\n" > sysun
132 printf "\tstruct\tsysmsg sysmsg;\n" > sysun
133 printf "#endif\n" > sysun
135 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
136 printf "struct sysent %s[] = {\n",switchname > sysent
138 printf "\n#ifdef _KERNEL\n\n" > sysdcl
139 printf "\n#ifdef _KERNEL\n\n" > syscompatdcl
140 printf "\n#ifdef _KERNEL\n\n" > syscompatdcldf12
142 NF == 0 || $1 ~ /^;/ {
145 $1 ~ /^#[ ]*include/ {
154 print > syscompatdf12
157 savesyscall = syscall
166 print > syscompatdf12
168 syscall = savesyscall
177 print > syscompatdf12
182 printf "%s: line %d: syscall number out of sync at %d\n",
188 function align_sysent_comment(column) {
189 printf("\t") > sysent
190 column = column + 8 - column % 8
191 while (column < 56) {
192 printf("\t") > sysent
196 function parserr(was, wanted) {
197 printf "%s: line %d: unexpected %s (expected %s)\n",
198 infile, NR, was, wanted
201 function parseline() {
202 f=3 # toss number and type
218 argssize = "AS(" $5 ")"
234 f++ #function return type
240 if (argalias == "") {
241 argalias = funcname "_args"
242 if ($2 == "COMPAT") {
243 argalias = "o" argalias
244 usefuncname = "sys_o" funcname
246 if ($2 == "COMPAT_DF12") {
247 argalias = "dfbsd12_" argalias
248 usefuncname = "sys_dfbsd12_" funcname
259 parserr($f, "argument definition")
267 while (f < end && $(f+1) != ",") {
268 if (argtype[argc] != "" && oldf != "*")
269 argtype[argc] = argtype[argc]" ";
270 argtype[argc] = argtype[argc]$f;
274 if (argtype[argc] == "")
275 parserr($f, "argument definition")
277 f += 2; # skip name, and any comma
280 argssize = "AS(" argalias ")"
284 for (i = 4; i <= NF; i++)
285 comment = comment " " $i
287 $2 == "STD" || $2 == "NODEF" || $2 == "NOARGS" || $2 == "NOPROTO" \
290 if ((!nosys || funcname != "nosys") && \
291 (funcname != "lkmnosys")) {
292 if (argc != 0 && $2 != "NOARGS" && $2 != "NOPROTO") {
293 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
294 printf("struct\t%s {\n", argalias) > sysarg
295 printf("#ifdef _KERNEL\n") > sysarg
296 printf("\tstruct sysmsg sysmsg;\n") > sysarg
297 printf("#endif\n") > sysarg
298 for (i = 1; i <= argc; i++)
299 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
300 argtype[i], argname[i],
301 argname[i], argtype[i]) > sysarg
302 printf("};\n") > sysarg
304 else if ($2 != "NOARGS" && $2 != "NOPROTO" && \
306 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
307 printf("struct\t%s {\n", argalias) > sysarg
308 printf("#ifdef _KERNEL\n") > sysarg
309 printf("\tstruct sysmsg sysmsg;\n") > sysarg
310 printf("#endif\n") > sysarg
311 printf("\tregister_t dummy;\n") > sysarg
312 printf("};\n") > sysarg
315 if (($2 != "NOPROTO" && $2 != "NODEF" && \
316 (funcname != "nosys" || !nosys)) || \
317 (funcname == "lkmnosys" && !lkmnosys) || \
318 funcname == "lkmressys") {
319 printf("%s\tsys_%s (struct %s *)",
320 rettype, funcname, argalias) > sysdcl
321 printf(";\n") > sysdcl
323 if (funcname == "nosys")
325 if (funcname == "lkmnosys")
327 printf("\t{ %s, (sy_call_t *)", argssize) > sysent
328 column = 8 + 2 + length(argssize) + 15
329 if ($2 != "NOIMPL") {
330 printf("sys_%s },", funcname) > sysent
331 column = column + length(funcname) + 7
333 printf("sys_%s },", "nosys") > sysent
334 column = column + length("nosys") + 7
336 align_sysent_comment(column)
337 printf("/* %d = %s */\n", syscall, funcalias) > sysent
338 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
339 funcalias, syscall, funcalias) > sysnames
341 printf("#define\t%s%s\t%d\n", syscallprefix,
342 funcalias, syscall) > syshdr
343 printf(" \\\n\t%s.o", funcalias) > sysmk
348 $2 == "COMPAT" || $2 == "CPT_NOA" {
351 if (argc != 0 && $2 != "CPT_NOA") {
352 printf("#ifdef %s\n", compat) > sysun
353 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
354 printf("#endif\n") > sysun
355 printf("struct\t%s {\n", argalias) > syscompat
356 printf("#ifdef _KERNEL\n") > syscompat
357 printf("\tstruct sysmsg sysmsg;\n") > syscompat
358 printf("#endif\n") > syscompat
359 for (i = 1; i <= argc; i++)
360 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
361 argtype[i], argname[i],
362 argname[i], argtype[i]) > syscompat
363 printf("};\n") > syscompat
365 else if($2 != "CPT_NOA") {
366 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
367 printf("struct\t%s {\n", argalias) > sysarg
368 printf("#ifdef _KERNEL\n") > sysarg
369 printf("\tstruct sysmsg sysmsg;\n") > sysarg
370 printf("#endif\n") > sysarg
371 printf("\tregister_t dummy;\n") > sysarg
372 printf("};\n") > sysarg
374 printf("%s\tsys_o%s (struct %s *);\n",
375 rettype, funcname, argalias) > syscompatdcl
376 printf("\t{ compat(%s,%s) },",
377 argssize, funcname) > sysent
378 align_sysent_comment(8 + 9 + \
379 length(argssize) + 1 + length(funcname) + 4)
380 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
381 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
382 funcalias, syscall, funcalias) > sysnames
383 printf("\t\t\t\t/* %d is old %s */\n",
384 syscall, funcalias) > syshdr
388 $2 == "COMPAT_DF12" {
392 printf("#ifdef %s\n", compatdf12) > sysun
393 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
394 printf("#endif\n") > sysun
395 printf("struct\t%s {\n", argalias) > syscompatdf12
396 printf("#ifdef _KERNEL\n") > syscompatdf12
397 printf("\tstruct sysmsg sysmsg;\n") > syscompatdf12
398 printf("#endif\n") > syscompatdf12
399 for (i = 1; i <= argc; i++)
400 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
401 argtype[i], argname[i],
402 argname[i], argtype[i]) > syscompatdf12
403 printf("};\n") > syscompatdf12
406 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
407 printf("struct\t%s {\n", argalias) > sysarg
408 printf("#ifdef _KERNEL\n") > sysarg
409 printf("\tstruct sysmsg sysmsg;\n") > sysarg
410 printf("#endif\n") > sysarg
411 printf("\tregister_t dummy;\n") > sysarg
412 printf("};\n") > sysarg
414 printf("%s\tsys_dfbsd12_%s (struct %s *);\n",
415 rettype, funcname, argalias) > syscompatdcldf12
416 printf("\t{ compatdf12(%s,%s) },",
417 argssize, funcname) > sysent
418 align_sysent_comment(8 + 9 + \
419 length(argssize) + 1 + length(funcname) + 4)
420 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
421 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
422 funcalias, syscall, funcalias) > sysnames
423 printf("\t\t\t\t/* %d is old %s */\n",
424 syscall, funcalias) > syshdr
431 printf("%s\tsys_o%s();\n", rettype, funcname) > syscompatdcl
432 printf("\t{ compat(%s,%s) },",
433 argssize, funcname) > sysent
434 align_sysent_comment(8 + 9 + \
435 length(argssize) + 1 + length(funcname) + 4)
436 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
437 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
438 funcalias, syscall, funcalias) > sysnames
439 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
440 syscallprefix, funcalias, syscall) > syshdr
441 printf(" \\\n\t%s.o", funcalias) > sysmk
446 printf("\t{ 0, (sy_call_t *)sys_nosys },") > sysent
447 align_sysent_comment(37)
448 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
449 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
450 $3, syscall, comment) > sysnames
451 printf("\t\t\t\t/* %d is obsolete %s */\n",
452 syscall, comment) > syshdr
457 printf("\t{ 0, (sy_call_t *)sys_nosys },\t\t\t/* %d = %s */\n",
458 syscall, comment) > sysent
459 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
460 syscall, syscall, comment) > sysnames
465 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
469 printf "\n#define AS(name) ((sizeof(struct name) - sizeof(struct sysmsg)) / sizeof(register_t))\n" > sysinc
471 printf "#include \"opt_compat.h\"\n\n" > syssw
472 printf "\n#ifdef %s\n", compat > sysinc
473 printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(o,name))\n" > sysinc
474 printf "#else\n" > sysinc
475 printf "#define compat(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
476 printf "#endif\n" > sysinc
479 if (ncompatdf12 != 0) {
480 printf "#ifdef __i386__\n" > syssw
481 printf "#include \"opt_compatdf12.h\"\n" > syssw
482 printf "#endif\n\n" > syssw
483 printf "\n#ifdef %s\n", compatdf12 > sysinc
484 printf "#define compatdf12(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(dfbsd12_,name))\n" > sysinc
485 printf "#else\n" > sysinc
486 printf "#define compatdf12(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
487 printf "#endif\n" > sysinc
490 printf("\n#endif /* _KERNEL */\n") > syscompatdcl
491 printf("\n#endif /* _KERNEL */\n") > syscompatdcldf12
492 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
493 printf("\n#endif /* %s */\n\n", compatdf12) > syscompatdcldf12
496 printf("};\n") > sysent
497 printf("};\n") > sysnames
498 printf("};\n") > sysun
499 printf("\n#endif /* !%s */\n", sysproto_h) > sysdcl
500 printf("#undef PAD_\n") > sysdcl
501 printf("\n#endif /* _KERNEL */\n") > sysdcl
502 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
506 cat $sysinc $sysent >> $syssw
507 cat $sysarg $syscompat $syscompatdcl $syscompatdf12 $syscompatdcldf12 $sysdcl > $sysproto
508 cat $sysun > $sysunion