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 "#include <sys/procctl.h>\n\n" > sysarg
104 printf "#define\tPAD_(t)\t(sizeof(register_t) <= sizeof(t) ? \\\n" > sysarg
105 printf "\t\t0 : sizeof(register_t) - sizeof(t))\n\n" > sysarg
107 printf "\n#ifdef %s\n\n", compat > syscompat
108 printf "\n#ifdef %s\n\n", compatdf12 > syscompatdf12
110 printf "/*\n * System call names.\n *\n" > sysnames
111 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysnames
112 printf " * by running make sysent in the same directory.\n" > sysnames
113 printf " */\n\n" > sysnames
114 printf "const char *%s[] = {\n", namesname > sysnames
116 printf "/*\n * System call numbers.\n *\n" > syshdr
117 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > syshdr
118 printf " * by running make sysent in the same directory.\n" > syshdr
119 printf " */\n\n" > syshdr
121 printf "# DragonFly system call names.\n" > sysmk
122 printf "# DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysmk
123 printf "# by running make sysent in the same directory.\n" > sysmk
124 printf "MIASM = " > sysmk
126 printf "/*\n * Union of syscall args for messaging.\n *\n" > sysun
127 printf " * DO NOT EDIT-- To regenerate this file, edit syscalls.master followed\n" > sysun
128 printf " * by running make sysent in the same directory.\n" > sysun
129 printf " */\n\n" > sysun
130 printf "union sysunion {\n" > sysun
131 printf "#ifdef _KERNEL /* header only applies in kernel */\n" > sysun
132 printf "\tstruct\tlwkt_msg lmsg;\n" > sysun
133 printf "\tstruct\tsysmsg sysmsg;\n" > sysun
134 printf "#endif\n" > sysun
136 printf "\n/* The casts are bogus but will do for now. */\n" > sysent
137 printf "struct sysent %s[] = {\n",switchname > sysent
139 printf "\n#ifdef _KERNEL\n\n" > sysdcl
140 printf "\n#ifdef _KERNEL\n\n" > syscompatdcl
141 printf "\n#ifdef _KERNEL\n\n" > syscompatdcldf12
143 NF == 0 || $1 ~ /^;/ {
146 $1 ~ /^#[ ]*include/ {
155 print > syscompatdf12
158 savesyscall = syscall
167 print > syscompatdf12
169 syscall = savesyscall
178 print > syscompatdf12
183 printf "%s: line %d: syscall number out of sync at %d\n",
189 function align_sysent_comment(column) {
190 printf("\t") > sysent
191 column = column + 8 - column % 8
192 while (column < 56) {
193 printf("\t") > sysent
197 function parserr(was, wanted) {
198 printf "%s: line %d: unexpected %s (expected %s)\n",
199 infile, NR, was, wanted
202 function parseline() {
203 f=3 # toss number and type
219 argssize = "AS(" $5 ")"
235 f++ #function return type
241 if (argalias == "") {
242 argalias = funcname "_args"
243 if ($2 == "COMPAT") {
244 argalias = "o" argalias
245 usefuncname = "sys_o" funcname
247 if ($2 == "COMPAT_DF12") {
248 argalias = "dfbsd12_" argalias
249 usefuncname = "sys_dfbsd12_" funcname
260 parserr($f, "argument definition")
268 while (f < end && $(f+1) != ",") {
269 if (argtype[argc] != "" && oldf != "*")
270 argtype[argc] = argtype[argc]" ";
271 argtype[argc] = argtype[argc]$f;
275 if (argtype[argc] == "")
276 parserr($f, "argument definition")
278 f += 2; # skip name, and any comma
281 argssize = "AS(" argalias ")"
285 for (i = 4; i <= NF; i++)
286 comment = comment " " $i
288 $2 == "STD" || $2 == "NODEF" || $2 == "NOARGS" || $2 == "NOPROTO" \
291 if ((!nosys || funcname != "nosys") && \
292 (funcname != "lkmnosys")) {
293 if (argc != 0 && $2 != "NOARGS" && $2 != "NOPROTO") {
294 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
295 printf("struct\t%s {\n", argalias) > sysarg
296 printf("#ifdef _KERNEL\n") > sysarg
297 printf("\tstruct sysmsg sysmsg;\n") > sysarg
298 printf("#endif\n") > sysarg
299 for (i = 1; i <= argc; i++)
300 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
301 argtype[i], argname[i],
302 argname[i], argtype[i]) > sysarg
303 printf("};\n") > sysarg
305 else if ($2 != "NOARGS" && $2 != "NOPROTO" && \
307 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
308 printf("struct\t%s {\n", argalias) > sysarg
309 printf("#ifdef _KERNEL\n") > sysarg
310 printf("\tstruct sysmsg sysmsg;\n") > sysarg
311 printf("#endif\n") > sysarg
312 printf("\tregister_t dummy;\n") > sysarg
313 printf("};\n") > sysarg
316 if (($2 != "NOPROTO" && $2 != "NODEF" && \
317 (funcname != "nosys" || !nosys)) || \
318 (funcname == "lkmnosys" && !lkmnosys) || \
319 funcname == "lkmressys") {
320 printf("%s\tsys_%s (struct %s *)",
321 rettype, funcname, argalias) > sysdcl
322 printf(";\n") > sysdcl
324 if (funcname == "nosys")
326 if (funcname == "lkmnosys")
328 printf("\t{ %s, (sy_call_t *)", argssize) > sysent
329 column = 8 + 2 + length(argssize) + 15
330 if ($2 != "NOIMPL") {
331 printf("sys_%s },", funcname) > sysent
332 column = column + length(funcname) + 7
334 printf("sys_%s },", "nosys") > sysent
335 column = column + length("nosys") + 7
337 align_sysent_comment(column)
338 printf("/* %d = %s */\n", syscall, funcalias) > sysent
339 printf("\t\"%s\",\t\t\t/* %d = %s */\n",
340 funcalias, syscall, funcalias) > sysnames
342 printf("#define\t%s%s\t%d\n", syscallprefix,
343 funcalias, syscall) > syshdr
344 printf(" \\\n\t%s.o", funcalias) > sysmk
349 $2 == "COMPAT" || $2 == "CPT_NOA" {
352 if (argc != 0 && $2 != "CPT_NOA") {
353 printf("#ifdef %s\n", compat) > sysun
354 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
355 printf("#endif\n") > sysun
356 printf("struct\t%s {\n", argalias) > syscompat
357 printf("#ifdef _KERNEL\n") > syscompat
358 printf("\tstruct sysmsg sysmsg;\n") > syscompat
359 printf("#endif\n") > syscompat
360 for (i = 1; i <= argc; i++)
361 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
362 argtype[i], argname[i],
363 argname[i], argtype[i]) > syscompat
364 printf("};\n") > syscompat
366 else if($2 != "CPT_NOA") {
367 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
368 printf("struct\t%s {\n", argalias) > sysarg
369 printf("#ifdef _KERNEL\n") > sysarg
370 printf("\tstruct sysmsg sysmsg;\n") > sysarg
371 printf("#endif\n") > sysarg
372 printf("\tregister_t dummy;\n") > sysarg
373 printf("};\n") > sysarg
375 printf("%s\tsys_o%s (struct %s *);\n",
376 rettype, funcname, argalias) > syscompatdcl
377 printf("\t{ compat(%s,%s) },",
378 argssize, funcname) > sysent
379 align_sysent_comment(8 + 9 + \
380 length(argssize) + 1 + length(funcname) + 4)
381 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
382 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
383 funcalias, syscall, funcalias) > sysnames
384 printf("\t\t\t\t/* %d is old %s */\n",
385 syscall, funcalias) > syshdr
389 $2 == "COMPAT_DF12" {
393 printf("#ifdef %s\n", compatdf12) > sysun
394 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
395 printf("#endif\n") > sysun
396 printf("struct\t%s {\n", argalias) > syscompatdf12
397 printf("#ifdef _KERNEL\n") > syscompatdf12
398 printf("\tstruct sysmsg sysmsg;\n") > syscompatdf12
399 printf("#endif\n") > syscompatdf12
400 for (i = 1; i <= argc; i++)
401 printf("\t%s\t%s;\tchar %s_[PAD_(%s)];\n",
402 argtype[i], argname[i],
403 argname[i], argtype[i]) > syscompatdf12
404 printf("};\n") > syscompatdf12
407 printf("\tstruct\t%s %s;\n", argalias, usefuncname) > sysun
408 printf("struct\t%s {\n", argalias) > sysarg
409 printf("#ifdef _KERNEL\n") > sysarg
410 printf("\tstruct sysmsg sysmsg;\n") > sysarg
411 printf("#endif\n") > sysarg
412 printf("\tregister_t dummy;\n") > sysarg
413 printf("};\n") > sysarg
415 printf("%s\tsys_dfbsd12_%s (struct %s *);\n",
416 rettype, funcname, argalias) > syscompatdcldf12
417 printf("\t{ compatdf12(%s,%s) },",
418 argssize, funcname) > sysent
419 align_sysent_comment(8 + 9 + \
420 length(argssize) + 1 + length(funcname) + 4)
421 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
422 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
423 funcalias, syscall, funcalias) > sysnames
424 printf("\t\t\t\t/* %d is old %s */\n",
425 syscall, funcalias) > syshdr
432 printf("%s\tsys_o%s();\n", rettype, funcname) > syscompatdcl
433 printf("\t{ compat(%s,%s) },",
434 argssize, funcname) > sysent
435 align_sysent_comment(8 + 9 + \
436 length(argssize) + 1 + length(funcname) + 4)
437 printf("/* %d = old %s */\n", syscall, funcalias) > sysent
438 printf("\t\"old.%s\",\t\t/* %d = old %s */\n",
439 funcalias, syscall, funcalias) > sysnames
440 printf("#define\t%s%s\t%d\t/* compatibility; still used by libc */\n",
441 syscallprefix, funcalias, syscall) > syshdr
442 printf(" \\\n\t%s.o", funcalias) > sysmk
447 printf("\t{ 0, (sy_call_t *)sys_nosys },") > sysent
448 align_sysent_comment(37)
449 printf("/* %d = obsolete %s */\n", syscall, comment) > sysent
450 printf("\t\"obs_%s\",\t\t\t/* %d = obsolete %s */\n",
451 $3, syscall, comment) > sysnames
452 printf("\t\t\t\t/* %d is obsolete %s */\n",
453 syscall, comment) > syshdr
458 printf("\t{ 0, (sy_call_t *)sys_nosys },\t\t\t/* %d = %s */\n",
459 syscall, comment) > sysent
460 printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
461 syscall, syscall, comment) > sysnames
466 printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
470 printf "\n#define AS(name) ((sizeof(struct name) - sizeof(struct sysmsg)) / sizeof(register_t))\n" > sysinc
472 printf "#include \"opt_compat.h\"\n\n" > syssw
473 printf "\n#ifdef %s\n", compat > sysinc
474 printf "#define compat(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(o,name))\n" > sysinc
475 printf "#else\n" > sysinc
476 printf "#define compat(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
477 printf "#endif\n" > sysinc
480 if (ncompatdf12 != 0) {
481 printf "#ifdef __i386__\n" > syssw
482 printf "#include \"opt_compatdf12.h\"\n" > syssw
483 printf "#endif\n\n" > syssw
484 printf "\n#ifdef %s\n", compatdf12 > sysinc
485 printf "#define compatdf12(n, name) n, (sy_call_t *)__CONCAT(sys_,__CONCAT(dfbsd12_,name))\n" > sysinc
486 printf "#else\n" > sysinc
487 printf "#define compatdf12(n, name) 0, (sy_call_t *)sys_nosys\n" > sysinc
488 printf "#endif\n" > sysinc
491 printf("\n#endif /* _KERNEL */\n") > syscompatdcl
492 printf("\n#endif /* _KERNEL */\n") > syscompatdcldf12
493 printf("\n#endif /* %s */\n\n", compat) > syscompatdcl
494 printf("\n#endif /* %s */\n\n", compatdf12) > syscompatdcldf12
497 printf("};\n") > sysent
498 printf("};\n") > sysnames
499 printf("};\n") > sysun
500 printf("\n#endif /* !%s */\n", sysproto_h) > sysdcl
501 printf("#undef PAD_\n") > sysdcl
502 printf("\n#endif /* _KERNEL */\n") > sysdcl
503 printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
507 cat $sysinc $sysent >> $syssw
508 cat $sysarg $syscompat $syscompatdcl $syscompatdf12 $syscompatdcldf12 $sysdcl > $sysproto
509 cat $sysun > $sysunion