usr.bin/kdump/mksubr

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2006 "David Kirchner" <dpk@dpk.net>. All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions
   7 # are met:
   8 # 1. Redistributions of source code must retain the above copyright
   9 #    notice, this list of conditions and the following disclaimer.
  10 # 2. Redistributions in binary form must reproduce the above copyright
  11 #    notice, this list of conditions and the following disclaimer in the
  12 #    documentation and/or other materials provided with the distribution.
  13 #
  14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24 # SUCH DAMAGE.
  25 #
  26 # $FreeBSD$
  27 #
  28 # Generates kdump_subr.c
  29 # mkioctls is a special-purpose script, and works fine as it is
  30 # now, so it remains independent. The idea behind how it generates
  31 # its list was heavily borrowed here.
  32 #
  33 # Some functions here are automatically generated. This can mean
  34 # the user will see unusual kdump output or errors while building
  35 # if the underlying .h files are changed significantly.
  36 #
  37 # Key:
  38 # AUTO: Completely auto-generated with either the "or" or the "switch"
  39 # method.
  40 # AUTO - Special: Generated automatically, but with some extra commands
  41 # that the auto_*_type() functions are inappropriate for.
  42 # MANUAL: Manually entered and must therefore be manually updated.
  43
  44 set -e
  45
  46 LC_ALL=C; export LC_ALL
  47
  48 if [ -z "$1" ]
  49 then
  50         echo "usage: sh $0 include-dir"
  51         exit 1
  52 fi
  53 include_dir=$1
  54
  55 #
  56 # Automatically generates a C function that will print out the
  57 # numeric input as a pipe-delimited string of the appropriate
  58 # #define keys. ex:
  59 # S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH
  60 # The XOR is necessary to prevent including the "0"-value in every
  61 # line.
  62 #
  63 auto_or_type () {
  64         local name grep file
  65         name=$1
  66         grep=$2
  67         file=$3
  68
  69         cat <<_EOF_
  70 /* AUTO */
  71 void
  72 $name(intmax_t arg)
  73 {
  74         int or = 0;
  75         printf("%#jx<", (uintmax_t)arg);
  76 _EOF_
  77         egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
  78                 $include_dir/$file | \
  79         awk '{ for (i = 1; i <= NF; i++) \
  80                 if ($i ~ /define/) \
  81                         break; \
  82                 ++i; \
  83                 printf "\tif (!((arg > 0) ^ ((%s) > 0)))\n\t\tif_print_or(arg, %s, or);\n", $i, $i }'
  84 cat <<_EOF_
  85         printf(">");
  86         if (or == 0)
  87                 printf("<invalid>%jd", arg);
  88 }
  89
  90 _EOF_
  91 }
  92
  93 #
  94 # Automatically generates a C function used when the argument
  95 # maps to a single, specific #definition
  96 #
  97 auto_switch_type () {
  98         local name grep file
  99         name=$1
 100         grep=$2
 101         file=$3
 102
 103         cat <<_EOF_
 104 /* AUTO */
 105 void
 106 $name(intmax_t arg)
 107 {
 108         switch (arg) {
 109 _EOF_
 110         egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
 111                 $include_dir/$file | \
 112         awk '{ for (i = 1; i <= NF; i++) \
 113                 if ($i ~ /define/) \
 114                         break; \
 115                 ++i; \
 116                 printf "\tcase %s:\n\t\tprintf(\"%s\");\n\t\tbreak;\n", $i, $i }'
 117 cat <<_EOF_
 118         default: /* Should not reach */
 119                 printf("<invalid=%jd>", arg);
 120         }
 121 }
 122
 123 _EOF_
 124 }
 125
 126 #
 127 # Automatically generates a C function used when the argument
 128 # maps to a #definition
 129 #
 130 auto_if_type () {
 131         local name grep file
 132         name=$1
 133         grep=$2
 134         file=$3
 135
 136         cat <<_EOF_
 137 /* AUTO */
 138 void
 139 $name(intmax_t arg)
 140 {
 141 _EOF_
 142         egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
 143                 $include_dir/$file | \
 144         awk '{ printf "\t"; \
 145                 if (NR > 1) \
 146                         printf "else " ; \
 147                 printf "if (arg == %s) \n\t\tprintf(\"%s\");\n", $2, $2 }'
 148 cat <<_EOF_
 149         else /* Should not reach */
 150                 printf("<invalid=%jd>", arg);
 151 }
 152
 153 _EOF_
 154 }
 155
 156 # C start
 157
 158 cat <<_EOF_
 159 #include <stdint.h>
 160 #include <stdio.h>
 161 #include <sys/fcntl.h>
 162 #include <sys/stat.h>
 163 #include <sys/unistd.h>
 164 #include <sys/mman.h>
 165 #include <sys/wait.h>
 166 #define _KERNEL
 167 #include <sys/socket.h>
 168 #undef _KERNEL
 169 #include <netinet/in.h>
 170 #include <sys/param.h>
 171 #include <sys/mount.h>
 172 #include <sys/procctl.h>
 173 #include <sys/ptrace.h>
 174 #include <sys/resource.h>
 175 #include <sys/reboot.h>
 176 #include <sched.h>
 177 #include <sys/linker.h>
 178 #define _KERNEL
 179 #include <sys/thr.h>
 180 #undef _KERNEL
 181 #include <sys/extattr.h>
 182 #include <sys/acl.h>
 183 #include <aio.h>
 184 #include <sys/sem.h>
 185 #include <sys/ipc.h>
 186 #include <sys/rtprio.h>
 187 #include <sys/shm.h>
 188 #include <nfsserver/nfs.h>
 189 #include <ufs/ufs/quota.h>
 190 #include <sys/capability.h>
 191 #include <vm/vm.h>
 192 #include <vm/vm_param.h>
 193
 194 #include "kdump_subr.h"
 195
 196 /*
 197  * These are simple support macros. print_or utilizes a variable
 198  * defined in the calling function to track whether or not it should
 199  * print a logical-OR character ('|') before a string. if_print_or
 200  * simply handles the necessary "if" statement used in many lines
 201  * of this file.
 202  */
 203 #define print_or(str,orflag) do {                  \\
 204         if (orflag) putchar('|'); else orflag = 1; \\
 205         printf (str); }                            \\
 206         while (0)
 207 #define if_print_or(i,flag,orflag) do {            \\
 208         if ((i & flag) == flag)                    \\
 209         print_or(#flag,orflag); }                  \\
 210         while (0)
 211
 212 /* MANUAL */
 213 void
 214 atfdname(int fd, int decimal)
 215 {
 216         if (fd == AT_FDCWD)
 217                 printf("AT_FDCWD");
 218         else if (decimal)
 219                 printf("%d", fd);
 220         else
 221                 printf("%#x", fd);
 222 }
 223
 224 /* MANUAL */
 225 extern char *signames[]; /* from kdump.c */
 226 void
 227 signame(int sig)
 228 {
 229         if (sig > 0 && sig < NSIG)
 230                 printf("SIG%s",signames[sig]);
 231         else
 232                 printf("SIG %d", sig);
 233 }
 234
 235 /* MANUAL */
 236 void
 237 semctlname(int cmd)
 238 {
 239         switch (cmd) {
 240         case GETNCNT:
 241                 printf("GETNCNT");
 242                 break;
 243         case GETPID:
 244                 printf("GETPID");
 245                 break;
 246         case GETVAL:
 247                 printf("GETVAL");
 248                 break;
 249         case GETALL:
 250                 printf("GETALL");
 251                 break;
 252         case GETZCNT:
 253                 printf("GETZCNT");
 254                 break;
 255         case SETVAL:
 256                 printf("SETVAL");
 257                 break;
 258         case SETALL:
 259                 printf("SETALL");
 260                 break;
 261         case IPC_RMID:
 262                 printf("IPC_RMID");
 263                 break;
 264         case IPC_SET:
 265                 printf("IPC_SET");
 266                 break;
 267         case IPC_STAT:
 268                 printf("IPC_STAT");
 269                 break;
 270         default: /* Should not reach */
 271                 printf("<invalid=%d>", cmd);
 272         }
 273 }
 274
 275 /* MANUAL */
 276 void
 277 shmctlname(int cmd)
 278 {
 279         switch (cmd) {
 280         case IPC_RMID:
 281                 printf("IPC_RMID");
 282                 break;
 283         case IPC_SET:
 284                 printf("IPC_SET");
 285                 break;
 286         case IPC_STAT:
 287                 printf("IPC_STAT");
 288                 break;
 289         default: /* Should not reach */
 290                 printf("<invalid=%d>", cmd);
 291         }
 292 }
 293
 294 /* MANUAL */
 295 void
 296 semgetname(int flag)
 297 {
 298         int or = 0;
 299         if_print_or(flag, IPC_CREAT, or);
 300         if_print_or(flag, IPC_EXCL, or);
 301         if_print_or(flag, SEM_R, or);
 302         if_print_or(flag, SEM_A, or);
 303         if_print_or(flag, (SEM_R>>3), or);
 304         if_print_or(flag, (SEM_A>>3), or);
 305         if_print_or(flag, (SEM_R>>6), or);
 306         if_print_or(flag, (SEM_A>>6), or);
 307 }
 308
 309 /*
 310  * MANUAL
 311  *
 312  * Only used by SYS_open. Unless O_CREAT is set in flags, the
 313  * mode argument is unused (and often bogus and misleading).
 314  */
 315 void
 316 flagsandmodename(int flags, int mode, int decimal)
 317 {
 318         flagsname(flags);
 319         putchar(',');
 320         if ((flags & O_CREAT) == O_CREAT) {
 321                 modename (mode);
 322         } else {
 323                 if (decimal) {
 324                         printf("<unused>%d", mode);
 325                 } else {
 326                         printf("<unused>%#x", (unsigned int)mode);
 327                 }
 328         }
 329 }
 330
 331 /* MANUAL */
 332 void
 333 idtypename(idtype_t idtype, int decimal)
 334 {
 335         switch(idtype) {
 336         case P_PID:
 337                 printf("P_PID");
 338                 break;
 339         case P_PPID:
 340                 printf("P_PPID");
 341                 break;
 342         case P_PGID:
 343                 printf("P_PGID");
 344                 break;
 345         case P_SID:
 346                 printf("P_SID");
 347                 break;
 348         case P_CID:
 349                 printf("P_CID");
 350                 break;
 351         case P_UID:
 352                 printf("P_UID");
 353                 break;
 354         case P_GID:
 355                 printf("P_GID");
 356                 break;
 357         case P_ALL:
 358                 printf("P_ALL");
 359                 break;
 360         case P_LWPID:
 361                 printf("P_LWPID");
 362                 break;
 363         case P_TASKID:
 364                 printf("P_TASKID");
 365                 break;
 366         case P_PROJID:
 367                 printf("P_PROJID");
 368                 break;
 369         case P_POOLID:
 370                 printf("P_POOLID");
 371                 break;
 372         case P_JAILID:
 373                 printf("P_JAILID");
 374                 break;
 375         case P_CTID:
 376                 printf("P_CTID");
 377                 break;
 378         case P_CPUID:
 379                 printf("P_CPUID");
 380                 break;
 381         case P_PSETID:
 382                 printf("P_PSETID");
 383                 break;
 384         default:
 385                 if (decimal) {
 386                         printf("%d", idtype);
 387                 } else {
 388                         printf("%#x", idtype);
 389                 }
 390         }
 391 }
 392
 393 /*
 394  * MANUAL
 395  *
 396  * [g|s]etsockopt's level argument can either be SOL_SOCKET or a value
 397  * referring to a line in /etc/protocols . It might be appropriate
 398  * to use getprotoent(3) here.
 399  */
 400 void
 401 sockoptlevelname(int level, int decimal)
 402 {
 403         if (level == SOL_SOCKET) {
 404                 printf("SOL_SOCKET");
 405         } else {
 406                 if (decimal) {
 407                         printf("%d", level);
 408                 } else {
 409                         printf("%#x", (unsigned int)level);
 410                 }
 411         }
 412 }
 413
 414 /*
 415  * MANUAL
 416  *
 417  * Used for page fault type.  Cannot use auto_or_type since the macro
 418  * values contain a cast.  Also, VM_PROT_NONE has to be handled specially.
 419  */
 420 void
 421 vmprotname (int type)
 422 {
 423         int     or = 0;
 424
 425         if (type == VM_PROT_NONE) {
 426                 (void)printf("VM_PROT_NONE");
 427                 return;
 428         }
 429         if_print_or(type, VM_PROT_READ, or);
 430         if_print_or(type, VM_PROT_WRITE, or);
 431         if_print_or(type, VM_PROT_EXECUTE, or);
 432         if_print_or(type, VM_PROT_COPY, or);
 433 }
 434
 435 /*
 436  * MANUAL
 437  */
 438 void
 439 socktypenamewithflags(int type)
 440 {
 441         if (type & SOCK_CLOEXEC)
 442                 printf("SOCK_CLOEXEC|"), type &= ~SOCK_CLOEXEC;
 443         if (type & SOCK_NONBLOCK)
 444                 printf("SOCK_NONBLOCK|"), type &= ~SOCK_NONBLOCK;
 445         socktypename(type);
 446 }
 447 _EOF_
 448
 449 auto_or_type     "accessmodename"      "[A-Z]_OK[[:space:]]+0?x?[0-9A-Fa-f]+"         "sys/unistd.h"
 450 auto_switch_type "acltypename"         "ACL_TYPE_[A-Z4_]+[[:space:]]+0x[0-9]+"        "sys/acl.h"
 451 auto_or_type     "capfcntlname"        "CAP_FCNTL_[A-Z]+[[:space:]]+\(1"              "sys/capability.h"
 452 auto_switch_type "extattrctlname"      "EXTATTR_NAMESPACE_[A-Z]+[[:space:]]+0x[0-9]+" "sys/extattr.h"
 453 auto_switch_type "fadvisebehavname"    "POSIX_FADV_[A-Z]+[[:space:]]+[0-9]+"          "sys/fcntl.h"
 454 auto_or_type     "flagsname"           "O_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+"           "sys/fcntl.h"
 455 auto_or_type     "flockname"           "LOCK_[A-Z]+[[:space:]]+0x[0-9]+"              "sys/fcntl.h"
 456 auto_or_type     "getfsstatflagsname"  "MNT_[A-Z]+[[:space:]]+[1-9][0-9]*"            "sys/mount.h"
 457 auto_switch_type "kldsymcmdname"       "KLDSYM_[A-Z]+[[:space:]]+[0-9]+"              "sys/linker.h"
 458 auto_switch_type "kldunloadfflagsname" "LINKER_UNLOAD_[A-Z]+[[:space:]]+[0-9]+"       "sys/linker.h"
 459 auto_switch_type "lio_listioname"      "LIO_(NO)?WAIT[[:space:]]+[0-9]+"              "aio.h"
 460 auto_switch_type "madvisebehavname"    "_?MADV_[A-Z]+[[:space:]]+[0-9]+"              "sys/mman.h"
 461 auto_switch_type "minheritname"        "INHERIT_[A-Z]+[[:space:]]+[0-9]+"             "sys/mman.h"
 462 auto_or_type     "mlockallname"        "MCL_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/mman.h"
 463 auto_or_type     "mmapprotname"        "PROT_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+"        "sys/mman.h"
 464 auto_or_type     "modename"            "S_[A-Z]+[[:space:]]+[0-6]{7}"                 "sys/stat.h"
 465 auto_or_type     "mountflagsname"      "MNT_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/mount.h"
 466 auto_switch_type "msyncflagsname"      "MS_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/mman.h"
 467 auto_or_type     "nfssvcname"          "NFSSVC_[A-Z0-9]+[[:space:]]+0x[0-9]+"            "nfs/nfssvc.h"
 468 auto_switch_type "prioname"            "PRIO_[A-Z]+[[:space:]]+[0-9]"                 "sys/resource.h"
 469 auto_switch_type "procctlcmdname"      "PROC_[A-Z]+[[:space:]]+[0-9]"                 "sys/procctl.h"
 470 auto_switch_type "ptraceopname"        "PT_[[:alnum:]_]+[[:space:]]+[0-9]+"           "sys/ptrace.h"
 471 auto_switch_type "quotactlname"        "Q_[A-Z]+[[:space:]]+0x[0-9]+"                 "ufs/ufs/quota.h"
 472 auto_or_type     "rebootoptname"       "RB_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/reboot.h"
 473 auto_or_type     "rforkname"           "RF[A-Z]+[[:space:]]+\([0-9]+<<[0-9]+\)"       "sys/unistd.h"
 474 auto_switch_type "rlimitname"          "RLIMIT_[A-Z]+[[:space:]]+[0-9]+"              "sys/resource.h"
 475 auto_switch_type "schedpolicyname"     "SCHED_[A-Z]+[[:space:]]+[0-9]+"               "sched.h"
 476 auto_switch_type "sendfileflagsname"   "SF_[A-Z]+[[:space:]]+[0-9]+"                  "sys/socket.h"
 477 auto_or_type     "shmatname"           "SHM_[A-Z]+[[:space:]]+[0-9]{6}+"              "sys/shm.h"
 478 auto_switch_type "shutdownhowname"     "SHUT_[A-Z]+[[:space:]]+[0-9]+"                "sys/socket.h"
 479 auto_switch_type "sigbuscodename"      "BUS_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 480 auto_switch_type "sigchldcodename"     "CLD_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 481 auto_switch_type "sigfpecodename"      "FPE_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 482 auto_switch_type "sigprocmaskhowname"  "SIG_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 483 auto_switch_type "sigillcodename"      "ILL_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 484 auto_switch_type "sigsegvcodename"     "SEGV_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 485 auto_switch_type "sigtrapcodename"     "TRAP_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 486 auto_if_type     "sockdomainname"      "PF_[[:alnum:]]+[[:space:]]+"                  "sys/socket.h"
 487 auto_if_type     "sockfamilyname"      "AF_[[:alnum:]]+[[:space:]]+"                  "sys/socket.h"
 488 auto_if_type     "sockipprotoname"     "IPPROTO_[[:alnum:]]+[[:space:]]+"             "netinet/in.h"
 489 auto_switch_type "sockoptname"         "SO_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/socket.h"
 490 auto_switch_type "socktypename"        "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*"          "sys/socket.h"
 491 auto_or_type     "thrcreateflagsname"  "THR_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/thr.h"
 492 auto_switch_type "vmresultname"        "KERN_[A-Z]+[[:space:]]+[0-9]+"                "vm/vm_param.h"
 493 auto_or_type     "wait6optname"        "W[A-Z]+[[:space:]]+[0-9]+"                    "sys/wait.h"
 494 auto_switch_type "whencename"          "SEEK_[A-Z]+[[:space:]]+[0-9]+"                "sys/unistd.h"
 495
 496 cat <<_EOF_
 497 /*
 498  * AUTO - Special
 499  * F_ is used to specify fcntl commands as well as arguments. Both sets are
 500  * grouped in fcntl.h, and this awk script grabs the first group.
 501  */
 502 void
 503 fcntlcmdname(int cmd, int arg, int decimal)
 504 {
 505         switch (cmd) {
 506 _EOF_
 507 egrep "^#[[:space:]]*define[[:space:]]+F_[A-Z0-9_]+[[:space:]]+[0-9]+[[:space:]]*" \
 508         $include_dir/sys/fcntl.h | \
 509         awk 'BEGIN { o=0 } { for (i = 1; i <= NF; i++) \
 510                 if ($i ~ /define/) \
 511                         break; \
 512                 ++i; \
 513                 if (o <= $(i+1)) \
 514                         printf "\tcase %s:\n\t\tprintf(\"%s\");\n\t\tbreak;\n", $i, $i; \
 515                 else \
 516                         exit; \
 517                 o = $(i+1) }'
 518 cat <<_EOF_
 519         default: /* Should not reach */
 520                 printf("<invalid=%d>", cmd);
 521         }
 522         putchar(',');
 523         if (cmd == F_GETFD || cmd == F_SETFD) {
 524                 if (arg == FD_CLOEXEC)
 525                         printf("FD_CLOEXEC");
 526                 else if (arg == 0)
 527                         printf("0");
 528                 else {
 529                         if (decimal)
 530                                 printf("<invalid>%d", arg);
 531                         else
 532                                 printf("<invalid>%#x", (unsigned int)arg);
 533                 }
 534         } else if (cmd == F_SETFL) {
 535                 flagsname(arg);
 536         } else {
 537                 if (decimal)
 538                         printf("%d", arg);
 539                 else
 540                         printf("%#x", (unsigned int)arg);
 541         }
 542 }
 543
 544 /*
 545  * AUTO - Special
 546  *
 547  * The MAP_ALIGNED flag requires special handling.
 548  */
 549 void
 550 mmapflagsname(int flags)
 551 {
 552         int align;
 553         int or = 0;
 554         printf("%#x<", flags);
 555 _EOF_
 556 egrep "^#[[:space:]]*define[[:space:]]+MAP_[A-Z_]+[[:space:]]+0x[0-9A-Fa-f]+[[:space:]]*" \
 557         $include_dir/sys/mman.h | grep -v MAP_ALIGNED | \
 558         awk '{ for (i = 1; i <= NF; i++) \
 559                 if ($i ~ /define/) \
 560                         break; \
 561                 ++i; \
 562                 printf "\tif (!((flags > 0) ^ ((%s) > 0)))\n\t\tif_print_or(flags, %s, or);\n", $i, $i }'
 563 cat <<_EOF_
 564 #ifdef MAP_32BIT
 565         if (!((flags > 0) ^ ((MAP_32BIT) > 0)))
 566                 if_print_or(flags, MAP_32BIT, or);
 567 #endif
 568         align = flags & MAP_ALIGNMENT_MASK;
 569         if (align != 0) {
 570                 if (align == MAP_ALIGNED_SUPER)
 571                         print_or("MAP_ALIGNED_SUPER", or);
 572                 else {
 573                         print_or("MAP_ALIGNED", or);
 574                         printf("(%d)", align >> MAP_ALIGNMENT_SHIFT);
 575                 }
 576         }
 577         printf(">");
 578         if (or == 0)
 579                 printf("<invalid>%d", flags);
 580 }
 581
 582 /*
 583  * AUTO - Special
 584  *
 585  * The only reason this is not fully automated is due to the
 586  * grep -v RTP_PRIO statement. A better egrep line should
 587  * make this capable of being a auto_switch_type() function.
 588  */
 589 void
 590 rtprioname(int func)
 591 {
 592         switch (func) {
 593 _EOF_
 594 egrep "^#[[:space:]]*define[[:space:]]+RTP_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" \
 595         $include_dir/sys/rtprio.h | grep -v RTP_PRIO | \
 596         awk '{ for (i = 1; i <= NF; i++) \
 597                 if ($i ~ /define/) \
 598                         break; \
 599                 ++i; \
 600                 printf "\tcase %s:\n\t\tprintf(\"%s\");\n\t\tbreak;\n", $i, $i }'
 601 cat <<_EOF_
 602         default: /* Should not reach */
 603                 printf("<invalid=%d>", func);
 604         }
 605 }
 606
 607 /*
 608  * AUTO - Special
 609  *
 610  * The send and recv functions have a flags argument which can be
 611  * set to 0. There is no corresponding #define. The auto_ functions
 612  * detect this as "invalid", which is incorrect here.
 613  */
 614 void
 615 sendrecvflagsname(int flags)
 616 {
 617         int or = 0;
 618
 619         if (flags == 0) {
 620                 printf("0");
 621                 return;
 622         }
 623
 624         printf("%#x<", flags);
 625 _EOF_
 626 egrep "^#[[:space:]]*define[[:space:]]+MSG_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" $include_dir/sys/socket.h | \
 627         awk '{ for (i = 1; i <= NF; i++) \
 628                 if ($i ~ /define/) \
 629                         break; \
 630                 ++i; \
 631                 printf "\tif(!((flags>0)^((%s)>0)))\n\t\tif_print_or(flags, %s, or);\n", $i, $i }'
 632 cat <<_EOF_
 633         printf(">");
 634 }
 635
 636 /*
 637  * AUTO - Special
 638  *
 639  * Check general codes first, then defer to signal-specific codes.
 640  */
 641 void
 642 sigcodename(int sig, int code)
 643 {
 644         switch (code) {
 645 _EOF_
 646 egrep "^#[[:space:]]*define[[:space:]]+SI_[A-Z]+[[:space:]]+0(x[0-9abcdef]+)?[[:space:]]*" \
 647         $include_dir/sys/signal.h | grep -v SI_UNDEFINED | \
 648         awk '{ for (i = 1; i <= NF; i++) \
 649                 if ($i ~ /define/) \
 650                         break; \
 651                 ++i; \
 652                 printf "\tcase %s:\n\t\tprintf(\"%s\");\n\t\tbreak;\n", $i, $i }'
 653 cat <<_EOF_
 654         default:
 655                 switch (sig) {
 656                 case SIGILL:
 657                         sigillcodename(code);
 658                         break;
 659                 case SIGBUS:
 660                         sigbuscodename(code);
 661                         break;
 662                 case SIGSEGV:
 663                         sigsegvcodename(code);
 664                         break;
 665                 case SIGFPE:
 666                         sigfpecodename(code);
 667                         break;
 668                 case SIGTRAP:
 669                         sigtrapcodename(code);
 670                         break;
 671                 case SIGCHLD:
 672                         sigchldcodename(code);
 673                         break;
 674                 default:
 675                         printf("<invalid=%#x>", code);
 676                 }
 677         }
 678 }
 679
 680 _EOF_
 681 egrep '#define[[:space:]]+CAP_[A-Z_]+[[:space:]]+CAPRIGHT\([0-9],[[:space:]]+0x[0-9]{16}ULL\)' \
 682         $include_dir/sys/capability.h | \
 683         sed -E 's/[     ]+/ /g' | \
 684         awk -F '[   \(,\)]' '
 685         BEGIN {
 686                 printf "void\n"
 687                 printf "capname(const cap_rights_t *rightsp)\n"
 688                 printf "{\n"
 689                 printf "\tint comma = 0;\n\n"
 690                 printf "\tprintf(\"<\");\n"
 691         }
 692         {
 693                 printf "\tif ((rightsp->cr_rights[%s] & %s) == %s) {\n", $4, $2, $2
 694                 printf "\t\tif (comma) printf(\",\"); else comma = 1;\n"
 695                 printf "\t\tprintf(\"%s\");\n", $2
 696                 printf "\t}\n"
 697         }
 698         END {
 699                 printf "\tprintf(\">\");\n"
 700                 printf "}\n"
 701         }'