make.h revision 1.146
1 /* $NetBSD: make.h,v 1.146 2020/09/24 07:37:42 rillig Exp $ */ 2 3 /* 4 * Copyright (c) 1988, 1989, 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Adam de Boor. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * from: @(#)make.h 8.3 (Berkeley) 6/13/95 35 */ 36 37 /* 38 * Copyright (c) 1989 by Berkeley Softworks 39 * All rights reserved. 40 * 41 * This code is derived from software contributed to Berkeley by 42 * Adam de Boor. 43 * 44 * Redistribution and use in source and binary forms, with or without 45 * modification, are permitted provided that the following conditions 46 * are met: 47 * 1. Redistributions of source code must retain the above copyright 48 * notice, this list of conditions and the following disclaimer. 49 * 2. Redistributions in binary form must reproduce the above copyright 50 * notice, this list of conditions and the following disclaimer in the 51 * documentation and/or other materials provided with the distribution. 52 * 3. All advertising materials mentioning features or use of this software 53 * must display the following acknowledgement: 54 * This product includes software developed by the University of 55 * California, Berkeley and its contributors. 56 * 4. Neither the name of the University nor the names of its contributors 57 * may be used to endorse or promote products derived from this software 58 * without specific prior written permission. 59 * 60 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 61 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 62 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 63 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 64 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 65 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 66 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 67 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 68 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 69 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 70 * SUCH DAMAGE. 71 * 72 * from: @(#)make.h 8.3 (Berkeley) 6/13/95 73 */ 74 75 /*- 76 * make.h -- 77 * The global definitions for pmake 78 */ 79 80 #ifndef MAKE_MAKE_H 81 #define MAKE_MAKE_H 82 83 #include <sys/types.h> 84 #include <sys/param.h> 85 #include <sys/stat.h> 86 87 #include <assert.h> 88 #include <ctype.h> 89 #include <fcntl.h> 90 #include <stdio.h> 91 #include <stdlib.h> 92 #include <string.h> 93 #include <unistd.h> 94 95 #ifdef BSD4_4 96 # include <sys/cdefs.h> 97 #endif 98 99 #ifndef FD_CLOEXEC 100 #define FD_CLOEXEC 1 101 #endif 102 103 #if defined(__GNUC__) 104 #define MAKE_GNUC_PREREQ(x, y) \ 105 ((__GNUC__ == (x) && __GNUC_MINOR__ >= (y)) || \ 106 (__GNUC__ > (x))) 107 #else /* defined(__GNUC__) */ 108 #define MAKE_GNUC_PREREQ(x, y) 0 109 #endif /* defined(__GNUC__) */ 110 111 #if MAKE_GNUC_PREREQ(2, 7) 112 #define MAKE_ATTR_UNUSED __attribute__((__unused__)) 113 #else 114 #define MAKE_ATTR_UNUSED /* delete */ 115 #endif 116 117 #if MAKE_GNUC_PREREQ(2, 5) 118 #define MAKE_ATTR_DEAD __attribute__((__noreturn__)) 119 #elif defined(__GNUC__) 120 #define MAKE_ATTR_DEAD __volatile 121 #else 122 #define MAKE_ATTR_DEAD /* delete */ 123 #endif 124 125 #if MAKE_GNUC_PREREQ(2, 7) 126 #define MAKE_ATTR_PRINTFLIKE(fmtarg, firstvararg) \ 127 __attribute__((__format__ (__printf__, fmtarg, firstvararg))) 128 #else 129 #define MAKE_ATTR_PRINTFLIKE(fmtarg, firstvararg) /* delete */ 130 #endif 131 132 /* 133 * A boolean type is defined as an integer, not an enum, for historic reasons. 134 * The only allowed values are the constants TRUE and FALSE (1 and 0). 135 */ 136 137 #ifdef USE_DOUBLE_BOOLEAN 138 /* During development, to find type mismatches in function declarations. */ 139 typedef double Boolean; 140 #elif defined(USE_UCHAR_BOOLEAN) 141 /* During development, to find code that depends on the exact value of TRUE or 142 * that stores other values in Boolean variables. */ 143 typedef unsigned char Boolean; 144 #define TRUE ((unsigned char)0xFF) 145 #define FALSE ((unsigned char)0x00) 146 #elif defined(USE_ENUM_BOOLEAN) 147 typedef enum { FALSE, TRUE } Boolean; 148 #else 149 typedef int Boolean; 150 #endif 151 #ifndef TRUE 152 #define TRUE 1 153 #endif 154 #ifndef FALSE 155 #define FALSE 0 156 #endif 157 158 #include "lst.h" 159 #include "enum.h" 160 #include "hash.h" 161 #include "config.h" 162 #include "buf.h" 163 #include "make_malloc.h" 164 165 typedef enum { 166 UNMADE, /* Not examined yet */ 167 DEFERRED, /* Examined once (building child) */ 168 REQUESTED, /* on toBeMade list */ 169 BEINGMADE, /* Target is already being made. 170 * Indicates a cycle in the graph. */ 171 MADE, /* Was out-of-date and has been made */ 172 UPTODATE, /* Was already up-to-date */ 173 ERROR, /* An error occurred while it was being 174 * made (used only in compat mode) */ 175 ABORTED /* The target was aborted due to an error 176 * making an inferior (compat). */ 177 } GNodeMade; 178 179 /* The OP_ constants are used when parsing a dependency line as a way of 180 * communicating to other parts of the program the way in which a target 181 * should be made. 182 * 183 * These constants are bitwise-OR'ed together and placed in the 'type' field 184 * of each node. Any node that has a 'type' field which satisfies the OP_NOP 185 * function was never never on the left-hand side of an operator, though it 186 * may have been on the right-hand side... */ 187 typedef enum { 188 /* Execution of commands depends on children (:) */ 189 OP_DEPENDS = 1 << 0, 190 /* Always execute commands (!) */ 191 OP_FORCE = 1 << 1, 192 /* Execution of commands depends on children per line (::) */ 193 OP_DOUBLEDEP = 1 << 2, 194 195 OP_OPMASK = OP_DEPENDS|OP_FORCE|OP_DOUBLEDEP, 196 197 /* Don't care if the target doesn't exist and can't be created */ 198 OP_OPTIONAL = 1 << 3, 199 /* Use associated commands for parents */ 200 OP_USE = 1 << 4, 201 /* Target is never out of date, but always execute commands anyway. 202 * Its time doesn't matter, so it has none...sort of */ 203 OP_EXEC = 1 << 5, 204 /* Ignore errors when creating the node */ 205 OP_IGNORE = 1 << 6, 206 /* Don't remove the target when interrupted */ 207 OP_PRECIOUS = 1 << 7, 208 /* Don't echo commands when executed */ 209 OP_SILENT = 1 << 8, 210 /* Target is a recursive make so its commands should always be executed 211 * when it is out of date, regardless of the state of the -n or -t flags */ 212 OP_MAKE = 1 << 9, 213 /* Target is out-of-date only if any of its children was out-of-date */ 214 OP_JOIN = 1 << 10, 215 /* Assume the children of the node have been already made */ 216 OP_MADE = 1 << 11, 217 /* Special .BEGIN, .END, .INTERRUPT */ 218 OP_SPECIAL = 1 << 12, 219 /* Like .USE, only prepend commands */ 220 OP_USEBEFORE = 1 << 13, 221 /* The node is invisible to its parents. I.e. it doesn't show up in the 222 * parents' local variables. */ 223 OP_INVISIBLE = 1 << 14, 224 /* The node is exempt from normal 'main target' processing in parse.c */ 225 OP_NOTMAIN = 1 << 15, 226 /* Not a file target; run always */ 227 OP_PHONY = 1 << 16, 228 /* Don't search for file in the path */ 229 OP_NOPATH = 1 << 17, 230 /* .WAIT phony node */ 231 OP_WAIT = 1 << 18, 232 /* .NOMETA do not create a .meta file */ 233 OP_NOMETA = 1 << 19, 234 /* .META we _do_ want a .meta file */ 235 OP_META = 1 << 20, 236 /* Do not compare commands in .meta file */ 237 OP_NOMETA_CMP = 1 << 21, 238 /* Possibly a submake node */ 239 OP_SUBMAKE = 1 << 22, 240 241 /* Attributes applied by PMake */ 242 243 /* The node is a transformation rule */ 244 OP_TRANSFORM = 1 << 31, 245 /* Target is a member of an archive */ 246 OP_MEMBER = 1 << 30, 247 /* Target is a library */ 248 OP_LIB = 1 << 29, 249 /* Target is an archive construct */ 250 OP_ARCHV = 1 << 28, 251 /* Target has all the commands it should. Used when parsing to catch 252 * multiple commands for a target. */ 253 OP_HAS_COMMANDS = 1 << 27, 254 /* The special command "..." has been seen. All further commands from 255 * this node will be saved on the .END node instead, to be executed at 256 * the very end. */ 257 OP_SAVE_CMDS = 1 << 26, 258 /* Already processed by Suff_FindDeps */ 259 OP_DEPS_FOUND = 1 << 25, 260 /* Node found while expanding .ALLSRC */ 261 OP_MARK = 1 << 24 262 } GNodeType; 263 264 typedef enum { 265 REMAKE = 0x0001, /* this target needs to be (re)made */ 266 CHILDMADE = 0x0002, /* children of this target were made */ 267 FORCE = 0x0004, /* children don't exist, and we pretend made */ 268 DONE_WAIT = 0x0008, /* Set by Make_ProcessWait() */ 269 DONE_ORDER = 0x0010, /* Build requested by .ORDER processing */ 270 FROM_DEPEND = 0x0020, /* Node created from .depend */ 271 DONE_ALLSRC = 0x0040, /* We do it once only */ 272 CYCLE = 0x1000, /* Used by MakePrintStatus */ 273 DONECYCLE = 0x2000, /* Used by MakePrintStatus */ 274 INTERNAL = 0x4000 /* Internal use only */ 275 } GNodeFlags; 276 277 typedef struct List StringList; 278 typedef struct ListNode StringListNode; 279 280 typedef struct List GNodeList; 281 typedef struct ListNode GNodeListNode; 282 283 typedef struct List /* of CachedDir */ SearchPath; 284 285 /* A graph node represents a target that can possibly be made, including its 286 * relation to other targets and a lot of other details. */ 287 typedef struct GNode { 288 /* The target's name, such as "clean" or "make.c" */ 289 char *name; 290 /* The unexpanded name of a .USE node */ 291 char *uname; 292 /* The full pathname of the file belonging to the target. 293 * XXX: What about .PHONY targets? These don't have an associated path. */ 294 char *path; 295 296 /* The type of operator used to define the sources (see the OP flags below). 297 * XXX: This looks like a wild mixture of type and flags. */ 298 GNodeType type; 299 /* whether it is involved in this invocation of make */ 300 GNodeFlags flags; 301 302 /* The state of processing on this node */ 303 GNodeMade made; 304 int unmade; /* The number of unmade children */ 305 306 time_t mtime; /* Its modification time */ 307 struct GNode *cmgn; /* The youngest child */ 308 309 /* The GNodes for which this node is an implied source. May be empty. 310 * For example, when there is an inference rule for .c.o, the node for 311 * file.c has the node for file.o in this list. */ 312 GNodeList *implicitParents; 313 314 /* Other nodes of the same name for the :: operator. */ 315 GNodeList *cohorts; 316 317 /* The nodes that depend on this one, or in other words, the nodes for 318 * which this is a source. */ 319 GNodeList *parents; 320 /* The nodes on which this one depends. */ 321 GNodeList *children; 322 323 /* .ORDER nodes we need made. The nodes that must be made (if they're 324 * made) before this node can be made, but that do not enter into the 325 * datedness of this node. */ 326 GNodeList *order_pred; 327 /* .ORDER nodes who need us. The nodes that must be made (if they're made 328 * at all) after this node is made, but that do not depend on this node, 329 * in the normal sense. */ 330 GNodeList *order_succ; 331 332 /* #n for this cohort */ 333 char cohort_num[8]; 334 /* The number of unmade instances on the cohorts list */ 335 int unmade_cohorts; 336 /* Pointer to the first instance of a '::' node; only set when on a 337 * cohorts list */ 338 struct GNode *centurion; 339 340 /* Last time (sequence number) we tried to make this node */ 341 unsigned int checked; 342 343 /* The "local" variables that are specific to this target and this target 344 * only, such as $@, $<, $?. */ 345 Hash_Table context; 346 347 /* The commands to be given to a shell to create this target. */ 348 StringList *commands; 349 350 /* Suffix for the node (determined by Suff_FindDeps and opaque to everyone 351 * but the Suff module) */ 352 struct Suff *suffix; 353 354 /* filename where the GNode got defined */ 355 const char *fname; 356 /* line number where the GNode got defined */ 357 int lineno; 358 } GNode; 359 360 #define NoExecute(gn) ((gn->type & OP_MAKE) ? noRecursiveExecute : noExecute) 361 /* 362 * OP_NOP will return TRUE if the node with the given type was not the 363 * object of a dependency operator 364 */ 365 #define OP_NOP(t) (((t) & OP_OPMASK) == 0x00000000) 366 367 #define OP_NOTARGET (OP_NOTMAIN|OP_USE|OP_EXEC|OP_TRANSFORM) 368 369 /* 370 * The TARG_ constants are used when calling the Targ_FindNode and 371 * Targ_FindList functions in targ.c. They simply tell the functions what to 372 * do if the desired node(s) is (are) not found. If the TARG_CREATE constant 373 * is given, a new, empty node will be created for the target, placed in the 374 * table of all targets and its address returned. If TARG_NOCREATE is given, 375 * a NULL pointer will be returned. 376 */ 377 #define TARG_NOCREATE 0x00 /* don't create it */ 378 #define TARG_CREATE 0x01 /* create node if not found */ 379 #define TARG_NOHASH 0x02 /* don't look in/add to hash table */ 380 381 /* 382 * Error levels for parsing. PARSE_FATAL means the process cannot continue 383 * once the makefile has been parsed. PARSE_WARNING means it can. Passed 384 * as the first argument to Parse_Error. 385 */ 386 #define PARSE_INFO 3 387 #define PARSE_WARNING 2 388 #define PARSE_FATAL 1 389 390 /* 391 * Values returned by Cond_EvalLine and Cond_EvalCondition. 392 */ 393 typedef enum { 394 COND_PARSE, /* Parse the next lines */ 395 COND_SKIP, /* Skip the next lines */ 396 COND_INVALID /* Not a conditional statement */ 397 } CondEvalResult; 398 399 /* 400 * Definitions for the "local" variables. Used only for clarity. 401 */ 402 #define TARGET "@" /* Target of dependency */ 403 #define OODATE "?" /* All out-of-date sources */ 404 #define ALLSRC ">" /* All sources */ 405 #define IMPSRC "<" /* Source implied by transformation */ 406 #define PREFIX "*" /* Common prefix */ 407 #define ARCHIVE "!" /* Archive in "archive(member)" syntax */ 408 #define MEMBER "%" /* Member in "archive(member)" syntax */ 409 410 #define FTARGET "@F" /* file part of TARGET */ 411 #define DTARGET "@D" /* directory part of TARGET */ 412 #define FIMPSRC "<F" /* file part of IMPSRC */ 413 #define DIMPSRC "<D" /* directory part of IMPSRC */ 414 #define FPREFIX "*F" /* file part of PREFIX */ 415 #define DPREFIX "*D" /* directory part of PREFIX */ 416 417 /* 418 * Global Variables 419 */ 420 extern StringList *create; /* The list of target names specified on the 421 * command line. used to resolve #if 422 * make(...) statements */ 423 extern SearchPath *dirSearchPath; /* The list of directories to search when 424 * looking for targets */ 425 426 extern Boolean compatMake; /* True if we are make compatible */ 427 extern Boolean ignoreErrors; /* True if should ignore all errors */ 428 extern Boolean beSilent; /* True if should print no commands */ 429 extern Boolean noExecute; /* True if should execute nothing */ 430 extern Boolean noRecursiveExecute; /* True if should execute nothing */ 431 extern Boolean allPrecious; /* True if every target is precious */ 432 extern Boolean deleteOnError; /* True if failed targets should be deleted */ 433 extern Boolean keepgoing; /* True if should continue on unaffected 434 * portions of the graph when have an error 435 * in one portion */ 436 extern Boolean touchFlag; /* TRUE if targets should just be 'touched' 437 * if out of date. Set by the -t flag */ 438 extern Boolean queryFlag; /* TRUE if we aren't supposed to really make 439 * anything, just see if the targets are out- 440 * of-date */ 441 extern Boolean doing_depend; /* TRUE if processing .depend */ 442 443 extern Boolean checkEnvFirst; /* TRUE if environment should be searched for 444 * variables before the global context */ 445 446 extern Boolean parseWarnFatal; /* TRUE if makefile parsing warnings are 447 * treated as errors */ 448 449 extern Boolean varNoExportEnv; /* TRUE if we should not export variables 450 * set on the command line to the env. */ 451 452 extern GNode *DEFAULT; /* .DEFAULT rule */ 453 454 extern GNode *VAR_INTERNAL; /* Variables defined internally by make 455 * which should not override those set by 456 * makefiles. 457 */ 458 extern GNode *VAR_GLOBAL; /* Variables defined in a global context, e.g 459 * in the Makefile itself */ 460 extern GNode *VAR_CMD; /* Variables defined on the command line */ 461 extern char var_Error[]; /* Value returned by Var_Parse when an error 462 * is encountered. It actually points to 463 * an empty string, so naive callers needn't 464 * worry about it. */ 465 466 extern time_t now; /* The time at the start of this whole 467 * process */ 468 469 extern Boolean oldVars; /* Do old-style variable substitution */ 470 471 extern SearchPath *sysIncPath; /* The system include path. */ 472 extern SearchPath *defIncPath; /* The default include path. */ 473 474 extern char curdir[]; /* Startup directory */ 475 extern char *progname; /* The program name */ 476 extern char *makeDependfile; /* .depend */ 477 extern char **savedEnv; /* if we replaced environ this will be non-NULL */ 478 479 extern int makelevel; 480 481 /* 482 * We cannot vfork() in a child of vfork(). 483 * Most systems do not enforce this but some do. 484 */ 485 #define vFork() ((getpid() == myPid) ? vfork() : fork()) 486 extern pid_t myPid; 487 488 #define MAKEFLAGS ".MAKEFLAGS" 489 #define MAKEOVERRIDES ".MAKEOVERRIDES" 490 #define MAKE_JOB_PREFIX ".MAKE.JOB.PREFIX" /* prefix for job target output */ 491 #define MAKE_EXPORTED ".MAKE.EXPORTED" /* variables we export */ 492 #define MAKE_MAKEFILES ".MAKE.MAKEFILES" /* all the makefiles we read */ 493 #define MAKE_LEVEL ".MAKE.LEVEL" /* recursion level */ 494 #define MAKEFILE_PREFERENCE ".MAKE.MAKEFILE_PREFERENCE" 495 #define MAKE_DEPENDFILE ".MAKE.DEPENDFILE" /* .depend */ 496 #define MAKE_MODE ".MAKE.MODE" 497 #ifndef MAKE_LEVEL_ENV 498 # define MAKE_LEVEL_ENV "MAKELEVEL" 499 #endif 500 501 /* 502 * debug control: 503 * There is one bit per module. It is up to the module what debug 504 * information to print. 505 */ 506 extern FILE *debug_file; /* Output is written here - default stderr */ 507 extern int debug; 508 #define DEBUG_ARCH 0x00001 509 #define DEBUG_COND 0x00002 510 #define DEBUG_DIR 0x00004 511 #define DEBUG_GRAPH1 0x00008 512 #define DEBUG_GRAPH2 0x00010 513 #define DEBUG_JOB 0x00020 514 #define DEBUG_MAKE 0x00040 515 #define DEBUG_SUFF 0x00080 516 #define DEBUG_TARG 0x00100 517 #define DEBUG_VAR 0x00200 518 #define DEBUG_FOR 0x00400 519 #define DEBUG_SHELL 0x00800 520 #define DEBUG_ERROR 0x01000 521 #define DEBUG_LOUD 0x02000 522 #define DEBUG_META 0x04000 523 #define DEBUG_HASH 0x08000 524 525 #define DEBUG_GRAPH3 0x10000 526 #define DEBUG_SCRIPT 0x20000 527 #define DEBUG_PARSE 0x40000 528 #define DEBUG_CWD 0x80000 529 530 #define DEBUG_LINT 0x100000 531 532 #define CONCAT(a,b) a##b 533 534 #define DEBUG(module) (debug & CONCAT(DEBUG_,module)) 535 536 #include "nonints.h" 537 538 void Make_TimeStamp(GNode *, GNode *); 539 Boolean Make_OODate(GNode *); 540 void Make_ExpandUse(GNodeList *); 541 time_t Make_Recheck(GNode *); 542 void Make_HandleUse(GNode *, GNode *); 543 void Make_Update(GNode *); 544 void Make_DoAllVar(GNode *); 545 Boolean Make_Run(GNodeList *); 546 int dieQuietly(GNode *, int); 547 void PrintOnError(GNode *, const char *); 548 void Main_ExportMAKEFLAGS(Boolean); 549 Boolean Main_SetObjdir(const char *, ...) MAKE_ATTR_PRINTFLIKE(1, 2); 550 int mkTempFile(const char *, char **); 551 int str2Lst_Append(StringList *, char *, const char *); 552 void GNode_FprintDetails(FILE *, const char *, const GNode *, const char *); 553 554 #ifdef __GNUC__ 555 #define UNCONST(ptr) ({ \ 556 union __unconst { \ 557 const void *__cp; \ 558 void *__p; \ 559 } __d; \ 560 __d.__cp = ptr, __d.__p; }) 561 #else 562 #define UNCONST(ptr) (void *)(ptr) 563 #endif 564 565 #ifndef MIN 566 #define MIN(a, b) (((a) < (b)) ? (a) : (b)) 567 #endif 568 #ifndef MAX 569 #define MAX(a, b) (((a) > (b)) ? (a) : (b)) 570 #endif 571 572 /* At least GNU/Hurd systems lack hardcoded MAXPATHLEN/PATH_MAX */ 573 #include <limits.h> 574 #ifndef MAXPATHLEN 575 #define MAXPATHLEN 4096 576 #endif 577 #ifndef PATH_MAX 578 #define PATH_MAX MAXPATHLEN 579 #endif 580 581 #if defined(SYSV) 582 #define KILLPG(pid, sig) kill(-(pid), (sig)) 583 #else 584 #define KILLPG(pid, sig) killpg((pid), (sig)) 585 #endif 586 587 static inline MAKE_ATTR_UNUSED Boolean ch_isalnum(char ch) 588 { return isalnum((unsigned char)ch) != 0; } 589 static inline MAKE_ATTR_UNUSED Boolean ch_isalpha(char ch) 590 { return isalpha((unsigned char)ch) != 0; } 591 static inline MAKE_ATTR_UNUSED Boolean ch_isdigit(char ch) 592 { return isdigit((unsigned char)ch) != 0; } 593 static inline MAKE_ATTR_UNUSED Boolean ch_isspace(char ch) 594 { return isspace((unsigned char)ch) != 0; } 595 static inline MAKE_ATTR_UNUSED Boolean ch_isupper(char ch) 596 { return isupper((unsigned char)ch) != 0; } 597 static inline MAKE_ATTR_UNUSED char ch_tolower(char ch) 598 { return (char)tolower((unsigned char)ch); } 599 static inline MAKE_ATTR_UNUSED char ch_toupper(char ch) 600 { return (char)toupper((unsigned char)ch); } 601 602 #ifndef MAKE_NATIVE 603 #define MAKE_RCSID(id) static volatile char rcsid[] = id 604 #else 605 #include <sys/cdefs.h> 606 #ifndef lint 607 #define MAKE_RCSID(id) __RCSID(id) 608 #endif 609 #endif 610 611 #endif /* MAKE_MAKE_H */ 612
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