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956e45f6fb
freebsd-dev/contrib/bmake/make.h
Simon J. Gerraty 956e45f6fb Update to bmake-20201101 
Lots of new unit-tests increase code coverage.

Lots of refactoring, cleanup and simlpification to reduce
code size.

Fixes for Bug 223564 and 245807

Updates to dirdeps.mk and meta2deps.py
2020-11-07 21:46:27 +00:00

745 lines
24 KiB
C
Raw Blame History

/* $NetBSD: make.h,v 1.179 2020/11/01 17:47:26 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Adam de Boor.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)make.h 8.3 (Berkeley) 6/13/95
*/
/*
* Copyright (c) 1989 by Berkeley Softworks
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Adam de Boor.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)make.h 8.3 (Berkeley) 6/13/95
*/
/*-
* make.h --
* The global definitions for pmake
*/
#ifndef MAKE_MAKE_H
#define MAKE_MAKE_H
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <assert.h>
#include <ctype.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_STRING_H
#include <string.h>
#else
#include <strings.h>
#endif
#include <unistd.h>
#include <sys/cdefs.h>
#ifndef FD_CLOEXEC
#define FD_CLOEXEC 1
#endif
#if defined(__GNUC__)
#define MAKE_GNUC_PREREQ(x, y) \
((__GNUC__ == (x) && __GNUC_MINOR__ >= (y)) || \
(__GNUC__ > (x)))
#else /* defined(__GNUC__) */
#define MAKE_GNUC_PREREQ(x, y) 0
#endif /* defined(__GNUC__) */
#if MAKE_GNUC_PREREQ(2, 7)
#define MAKE_ATTR_UNUSED __attribute__((__unused__))
#else
#define MAKE_ATTR_UNUSED /* delete */
#endif
#if MAKE_GNUC_PREREQ(2, 5)
#define MAKE_ATTR_DEAD __attribute__((__noreturn__))
#elif defined(__GNUC__)
#define MAKE_ATTR_DEAD __volatile
#else
#define MAKE_ATTR_DEAD /* delete */
#endif
#if MAKE_GNUC_PREREQ(2, 7)
#define MAKE_ATTR_PRINTFLIKE(fmtarg, firstvararg) \
__attribute__((__format__ (__printf__, fmtarg, firstvararg)))
#else
#define MAKE_ATTR_PRINTFLIKE(fmtarg, firstvararg) /* delete */
#endif
/*
* A boolean type is defined as an integer, not an enum, for historic reasons.
* The only allowed values are the constants TRUE and FALSE (1 and 0).
*/
#ifdef USE_DOUBLE_BOOLEAN
/* During development, to find type mismatches in function declarations. */
typedef double Boolean;
#define TRUE 1.0
#define FALSE 0.0
#elif defined(USE_UCHAR_BOOLEAN)
/* During development, to find code that depends on the exact value of TRUE or
* that stores other values in Boolean variables. */
typedef unsigned char Boolean;
#define TRUE ((unsigned char)0xFF)
#define FALSE ((unsigned char)0x00)
#elif defined(USE_CHAR_BOOLEAN)
/* During development, to find code that uses a boolean as array index, via
* -Wchar-subscripts. */
typedef char Boolean;
#define TRUE ((char)-1)
#define FALSE ((char)0x00)
#elif defined(USE_ENUM_BOOLEAN)
typedef enum Boolean { FALSE, TRUE } Boolean;
#else
typedef int Boolean;
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
#endif
#include "lst.h"
#include "enum.h"
#include "hash.h"
#include "make-conf.h"
#include "buf.h"
#include "make_malloc.h"
/*
* some vendors don't have this --sjg
*/
#if defined(S_IFDIR) && !defined(S_ISDIR)
# define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#if defined(sun) && (defined(__svr4__) || defined(__SVR4))
#define POSIX_SIGNALS
#endif
typedef enum {
UNMADE, /* Not examined yet */
DEFERRED, /* Examined once (building child) */
REQUESTED, /* on toBeMade list */
BEINGMADE, /* Target is already being made.
* Indicates a cycle in the graph. */
MADE, /* Was out-of-date and has been made */
UPTODATE, /* Was already up-to-date */
ERROR, /* An error occurred while it was being
* made (used only in compat mode) */
ABORTED /* The target was aborted due to an error
* making an inferior (compat). */
} GNodeMade;
/* The OP_ constants are used when parsing a dependency line as a way of
* communicating to other parts of the program the way in which a target
* should be made.
*
* Some of the OP_ constants can be combined, others cannot. */
typedef enum GNodeType {
/* The dependency operator ':' is the most common one. The commands of
* this node are executed if any child is out-of-date. */
OP_DEPENDS = 1 << 0,
/* The dependency operator '!' always executes its commands, even if
* its children are up-to-date. */
OP_FORCE = 1 << 1,
/* The dependency operator '::' behaves like ':', except that it allows
* multiple dependency groups to be defined. Each of these groups is
* executed on its own, independently from the others. */
OP_DOUBLEDEP = 1 << 2,
/* Matches the dependency operators ':', '!' and '::'. */
OP_OPMASK = OP_DEPENDS|OP_FORCE|OP_DOUBLEDEP,
/* Don't care if the target doesn't exist and can't be created */
OP_OPTIONAL = 1 << 3,
/* Use associated commands for parents */
OP_USE = 1 << 4,
/* Target is never out of date, but always execute commands anyway.
* Its time doesn't matter, so it has none...sort of */
OP_EXEC = 1 << 5,
/* Ignore non-zero exit status from shell commands when creating the node */
OP_IGNORE = 1 << 6,
/* Don't remove the target when interrupted */
OP_PRECIOUS = 1 << 7,
/* Don't echo commands when executed */
OP_SILENT = 1 << 8,
/* Target is a recursive make so its commands should always be executed
* when it is out of date, regardless of the state of the -n or -t flags */
OP_MAKE = 1 << 9,
/* Target is out-of-date only if any of its children was out-of-date */
OP_JOIN = 1 << 10,
/* Assume the children of the node have been already made */
OP_MADE = 1 << 11,
/* Special .BEGIN, .END, .INTERRUPT */
OP_SPECIAL = 1 << 12,
/* Like .USE, only prepend commands */
OP_USEBEFORE = 1 << 13,
/* The node is invisible to its parents. I.e. it doesn't show up in the
* parents' local variables. */
OP_INVISIBLE = 1 << 14,
/* The node is exempt from normal 'main target' processing in parse.c */
OP_NOTMAIN = 1 << 15,
/* Not a file target; run always */
OP_PHONY = 1 << 16,
/* Don't search for file in the path */
OP_NOPATH = 1 << 17,
/* .WAIT phony node */
OP_WAIT = 1 << 18,
/* .NOMETA do not create a .meta file */
OP_NOMETA = 1 << 19,
/* .META we _do_ want a .meta file */
OP_META = 1 << 20,
/* Do not compare commands in .meta file */
OP_NOMETA_CMP = 1 << 21,
/* Possibly a submake node */
OP_SUBMAKE = 1 << 22,
/* Attributes applied by PMake */
/* The node is a transformation rule */
OP_TRANSFORM = 1 << 31,
/* Target is a member of an archive */
/* XXX: How does this differ from OP_ARCHV? */
OP_MEMBER = 1 << 30,
/* The node is a library,
* its name has the form "-l<libname>" */
OP_LIB = 1 << 29,
/* The node is an archive member,
* its name has the form "archive(member)" */
/* XXX: How does this differ from OP_MEMBER? */
OP_ARCHV = 1 << 28,
/* Target has all the commands it should. Used when parsing to catch
* multiple command groups for a target. Only applies to the dependency
* operators ':' and '!', but not to '::'. */
OP_HAS_COMMANDS = 1 << 27,
/* The special command "..." has been seen. All further commands from
* this node will be saved on the .END node instead, to be executed at
* the very end. */
OP_SAVE_CMDS = 1 << 26,
/* Already processed by Suff_FindDeps */
OP_DEPS_FOUND = 1 << 25,
/* Node found while expanding .ALLSRC */
OP_MARK = 1 << 24,
OP_NOTARGET = OP_NOTMAIN | OP_USE | OP_EXEC | OP_TRANSFORM
} GNodeType;
typedef enum GNodeFlags {
REMAKE = 0x0001, /* this target needs to be (re)made */
CHILDMADE = 0x0002, /* children of this target were made */
FORCE = 0x0004, /* children don't exist, and we pretend made */
DONE_WAIT = 0x0008, /* Set by Make_ProcessWait() */
DONE_ORDER = 0x0010, /* Build requested by .ORDER processing */
FROM_DEPEND = 0x0020, /* Node created from .depend */
DONE_ALLSRC = 0x0040, /* We do it once only */
CYCLE = 0x1000, /* Used by MakePrintStatus */
DONECYCLE = 0x2000, /* Used by MakePrintStatus */
INTERNAL = 0x4000 /* Internal use only */
} GNodeFlags;
typedef struct List StringList;
typedef struct ListNode StringListNode;
typedef struct List GNodeList;
typedef struct ListNode GNodeListNode;
typedef struct List /* of CachedDir */ SearchPath;
/* A graph node represents a target that can possibly be made, including its
* relation to other targets and a lot of other details. */
typedef struct GNode {
/* The target's name, such as "clean" or "make.c" */
char *name;
/* The unexpanded name of a .USE node */
char *uname;
/* The full pathname of the file belonging to the target.
* XXX: What about .PHONY targets? These don't have an associated path. */
char *path;
/* The type of operator used to define the sources (see the OP flags below).
* XXX: This looks like a wild mixture of type and flags. */
GNodeType type;
GNodeFlags flags;
/* The state of processing on this node */
GNodeMade made;
int unmade; /* The number of unmade children */
/* The modification time; 0 means the node does not have a corresponding
* file; see Make_OODate. */
time_t mtime;
struct GNode *youngestChild;
/* The GNodes for which this node is an implied source. May be empty.
* For example, when there is an inference rule for .c.o, the node for
* file.c has the node for file.o in this list. */
GNodeList *implicitParents;
/* Other nodes of the same name, for the '::' operator. */
GNodeList *cohorts;
/* The nodes that depend on this one, or in other words, the nodes for
* which this is a source. */
GNodeList *parents;
/* The nodes on which this one depends. */
GNodeList *children;
/* .ORDER nodes we need made. The nodes that must be made (if they're
* made) before this node can be made, but that do not enter into the
* datedness of this node. */
GNodeList *order_pred;
/* .ORDER nodes who need us. The nodes that must be made (if they're made
* at all) after this node is made, but that do not depend on this node,
* in the normal sense. */
GNodeList *order_succ;
/* The "#n" suffix for this cohort, or "" for other nodes */
char cohort_num[8];
/* The number of unmade instances on the cohorts list */
int unmade_cohorts;
/* Pointer to the first instance of a '::' node; only set when on a
* cohorts list */
struct GNode *centurion;
/* Last time (sequence number) we tried to make this node */
unsigned int checked_seqno;
/* The "local" variables that are specific to this target and this target
* only, such as $@, $<, $?.
*
* Also used for the global variable scopes VAR_GLOBAL, VAR_CMDLINE,
* VAR_INTERNAL, which contain variables with arbitrary names. */
HashTable /* of Var pointer */ context;
/* The commands to be given to a shell to create this target. */
StringList *commands;
/* Suffix for the node (determined by Suff_FindDeps and opaque to everyone
* but the Suff module) */
struct Suff *suffix;
/* filename where the GNode got defined */
const char *fname;
/* line number where the GNode got defined */
int lineno;
} GNode;
/*
* Error levels for parsing. PARSE_FATAL means the process cannot continue
* once the top-level makefile has been parsed. PARSE_WARNING and PARSE_INFO
* mean it can.
*/
typedef enum ParseErrorLevel {
PARSE_FATAL = 1,
PARSE_WARNING,
PARSE_INFO
} ParseErrorLevel;
/*
* Values returned by Cond_EvalLine and Cond_EvalCondition.
*/
typedef enum CondEvalResult {
COND_PARSE, /* Parse the next lines */
COND_SKIP, /* Skip the next lines */
COND_INVALID /* Not a conditional statement */
} CondEvalResult;
/*
* Definitions for the "local" variables. Used only for clarity.
*/
#define TARGET "@" /* Target of dependency */
#define OODATE "?" /* All out-of-date sources */
#define ALLSRC ">" /* All sources */
#define IMPSRC "<" /* Source implied by transformation */
#define PREFIX "*" /* Common prefix */
#define ARCHIVE "!" /* Archive in "archive(member)" syntax */
#define MEMBER "%" /* Member in "archive(member)" syntax */
#define FTARGET "@F" /* file part of TARGET */
#define DTARGET "@D" /* directory part of TARGET */
#define FIMPSRC "<F" /* file part of IMPSRC */
#define DIMPSRC "<D" /* directory part of IMPSRC */
#define FPREFIX "*F" /* file part of PREFIX */
#define DPREFIX "*D" /* directory part of PREFIX */
/*
* Global Variables
*/
extern SearchPath *dirSearchPath;
/* The list of directories to search when
* looking for targets */
extern Boolean allPrecious; /* True if every target is precious */
extern Boolean deleteOnError; /* True if failed targets should be deleted */
extern Boolean doing_depend; /* TRUE if processing .depend */
extern GNode *DEFAULT; /* .DEFAULT rule */
extern GNode *VAR_INTERNAL; /* Variables defined internally by make
* which should not override those set by
* makefiles.
*/
extern GNode *VAR_GLOBAL; /* Variables defined in a global context, e.g
* in the Makefile itself */
extern GNode *VAR_CMDLINE; /* Variables defined on the command line */
extern char var_Error[]; /* Value returned by Var_Parse when an error
* is encountered. It actually points to
* an empty string, so naive callers needn't
* worry about it. */
extern time_t now; /* The time at the start of this whole
* process */
extern Boolean oldVars; /* Do old-style variable substitution */
extern SearchPath *sysIncPath; /* The system include path. */
extern SearchPath *defSysIncPath; /* The default system include path. */
extern char curdir[]; /* Startup directory */
extern char *progname; /* The program name */
extern char *makeDependfile; /* .depend */
extern char **savedEnv; /* if we replaced environ this will be non-NULL */
extern int makelevel;
/*
* We cannot vfork() in a child of vfork().
* Most systems do not enforce this but some do.
*/
#define vFork() ((getpid() == myPid) ? vfork() : fork())
extern pid_t myPid;
#define MAKEFLAGS ".MAKEFLAGS"
#define MAKEOVERRIDES ".MAKEOVERRIDES"
#define MAKE_JOB_PREFIX ".MAKE.JOB.PREFIX" /* prefix for job target output */
#define MAKE_EXPORTED ".MAKE.EXPORTED" /* variables we export */
#define MAKE_MAKEFILES ".MAKE.MAKEFILES" /* all makefiles already loaded */
#define MAKE_LEVEL ".MAKE.LEVEL" /* recursion level */
#define MAKEFILE_PREFERENCE ".MAKE.MAKEFILE_PREFERENCE"
#define MAKE_DEPENDFILE ".MAKE.DEPENDFILE" /* .depend */
#define MAKE_MODE ".MAKE.MODE"
#ifndef MAKE_LEVEL_ENV
# define MAKE_LEVEL_ENV "MAKELEVEL"
#endif
typedef enum DebugFlags {
DEBUG_ARCH = 1 << 0,
DEBUG_COND = 1 << 1,
DEBUG_DIR = 1 << 2,
DEBUG_GRAPH1 = 1 << 3,
DEBUG_GRAPH2 = 1 << 4,
DEBUG_JOB = 1 << 5,
DEBUG_MAKE = 1 << 6,
DEBUG_SUFF = 1 << 7,
DEBUG_TARG = 1 << 8,
DEBUG_VAR = 1 << 9,
DEBUG_FOR = 1 << 10,
DEBUG_SHELL = 1 << 11,
DEBUG_ERROR = 1 << 12,
DEBUG_LOUD = 1 << 13,
DEBUG_META = 1 << 14,
DEBUG_HASH = 1 << 15,
DEBUG_GRAPH3 = 1 << 16,
DEBUG_SCRIPT = 1 << 17,
DEBUG_PARSE = 1 << 18,
DEBUG_CWD = 1 << 19,
DEBUG_LINT = 1 << 20
} DebugFlags;
#define CONCAT(a,b) a##b
#define DEBUG(module) (opts.debug & CONCAT(DEBUG_,module))
void debug_printf(const char *, ...) MAKE_ATTR_PRINTFLIKE(1, 2);
#define DEBUG0(module, text) \
if (!DEBUG(module)) (void)0; \
else debug_printf("%s", text)
#define DEBUG1(module, fmt, arg1) \
if (!DEBUG(module)) (void)0; \
else debug_printf(fmt, arg1)
#define DEBUG2(module, fmt, arg1, arg2) \
if (!DEBUG(module)) (void)0; \
else debug_printf(fmt, arg1, arg2)
#define DEBUG3(module, fmt, arg1, arg2, arg3) \
if (!DEBUG(module)) (void)0; \
else debug_printf(fmt, arg1, arg2, arg3)
#define DEBUG4(module, fmt, arg1, arg2, arg3, arg4) \
if (!DEBUG(module)) (void)0; \
else debug_printf(fmt, arg1, arg2, arg3, arg4)
#define DEBUG5(module, fmt, arg1, arg2, arg3, arg4, arg5) \
if (!DEBUG(module)) (void)0; \
else debug_printf(fmt, arg1, arg2, arg3, arg4, arg5)
typedef enum PrintVarsMode {
COMPAT_VARS = 1,
EXPAND_VARS
} PrintVarsMode;
/* Command line options */
typedef struct CmdOpts {
/* -B: whether we are make compatible */
Boolean compatMake;
/* -d: debug control: There is one bit per module. It is up to the
* module what debug information to print. */
DebugFlags debug;
/* -df: debug output is written here - default stderr */
FILE *debug_file;
/* -dV: for the -V option, print unexpanded variable values */
Boolean debugVflag;
/* -e: check environment variables before global variables */
Boolean checkEnvFirst;
/* -f: the makefiles to read */
StringList *makefiles;
/* -i: if true, ignore all errors from shell commands */
Boolean ignoreErrors;
/* -j: the maximum number of jobs that can run in parallel;
* this is coordinated with the submakes */
int maxJobs;
/* -k: if true, continue on unaffected portions of the graph when an
* error occurs in one portion */
Boolean keepgoing;
/* -N: execute no commands from the targets */
Boolean noRecursiveExecute;
/* -n: execute almost no commands from the targets */
Boolean noExecute;
/* -q: if true, we aren't supposed to really make anything, just see if
* the targets are out-of-date */
Boolean queryFlag;
/* -r: raw mode, without loading the builtin rules. */
Boolean noBuiltins;
/* -s: don't echo the shell commands before executing them */
Boolean beSilent;
/* -t: touch the targets if they are out-of-date, but don't actually
* make them */
Boolean touchFlag;
/* -[Vv]: print expanded or unexpanded selected variables */
PrintVarsMode printVars;
/* -[Vv]: the variables to print */
StringList *variables;
/* -W: if true, makefile parsing warnings are treated as errors */
Boolean parseWarnFatal;
/* -w: print Entering and Leaving for submakes */
Boolean enterFlag;
/* -X: if true, do not export variables set on the command line to the
* environment. */
Boolean varNoExportEnv;
/* The target names specified on the command line.
* Used to resolve .if make(...) statements. */
StringList *create;
} CmdOpts;
extern CmdOpts opts;
#include "nonints.h"
void Make_TimeStamp(GNode *, GNode *);
Boolean Make_OODate(GNode *);
void Make_ExpandUse(GNodeList *);
time_t Make_Recheck(GNode *);
void Make_HandleUse(GNode *, GNode *);
void Make_Update(GNode *);
void Make_DoAllVar(GNode *);
Boolean Make_Run(GNodeList *);
int dieQuietly(GNode *, int);
void PrintOnError(GNode *, const char *);
void Main_ExportMAKEFLAGS(Boolean);
Boolean Main_SetObjdir(const char *, ...) MAKE_ATTR_PRINTFLIKE(1, 2);
int mkTempFile(const char *, char **);
int str2Lst_Append(StringList *, char *, const char *);
void GNode_FprintDetails(FILE *, const char *, const GNode *, const char *);
Boolean GNode_ShouldExecute(GNode *gn);
/* See if the node was seen on the left-hand side of a dependency operator. */
static MAKE_ATTR_UNUSED Boolean
GNode_IsTarget(const GNode *gn)
{
return (gn->type & OP_OPMASK) != 0;
}
static MAKE_ATTR_UNUSED const char *
GNode_Path(const GNode *gn)
{
return gn->path != NULL ? gn->path : gn->name;
}
static MAKE_ATTR_UNUSED const char *
GNode_VarTarget(GNode *gn) { return Var_ValueDirect(TARGET, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarOodate(GNode *gn) { return Var_ValueDirect(OODATE, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarAllsrc(GNode *gn) { return Var_ValueDirect(ALLSRC, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarImpsrc(GNode *gn) { return Var_ValueDirect(IMPSRC, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarPrefix(GNode *gn) { return Var_ValueDirect(PREFIX, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarArchive(GNode *gn) { return Var_ValueDirect(ARCHIVE, gn); }
static MAKE_ATTR_UNUSED const char *
GNode_VarMember(GNode *gn) { return Var_ValueDirect(MEMBER, gn); }
#ifdef __GNUC__
#define UNCONST(ptr) ({ \
union __unconst { \
const void *__cp; \
void *__p; \
} __d; \
__d.__cp = ptr, __d.__p; })
#else
#define UNCONST(ptr) (void *)(ptr)
#endif
/* At least GNU/Hurd systems lack hardcoded MAXPATHLEN/PATH_MAX */
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifndef MAXPATHLEN
#define MAXPATHLEN BMAKE_PATH_MAX
#endif
#ifndef PATH_MAX
#define PATH_MAX MAXPATHLEN
#endif
#if defined(SYSV)
#define KILLPG(pid, sig) kill(-(pid), (sig))
#else
#define KILLPG(pid, sig) killpg((pid), (sig))
#endif
static inline MAKE_ATTR_UNUSED Boolean ch_isalnum(char ch)
{ return isalnum((unsigned char)ch) != 0; }
static inline MAKE_ATTR_UNUSED Boolean ch_isalpha(char ch)
{ return isalpha((unsigned char)ch) != 0; }
static inline MAKE_ATTR_UNUSED Boolean ch_isdigit(char ch)
{ return isdigit((unsigned char)ch) != 0; }
static inline MAKE_ATTR_UNUSED Boolean ch_isspace(char ch)
{ return isspace((unsigned char)ch) != 0; }
static inline MAKE_ATTR_UNUSED Boolean ch_isupper(char ch)
{ return isupper((unsigned char)ch) != 0; }
static inline MAKE_ATTR_UNUSED char ch_tolower(char ch)
{ return (char)tolower((unsigned char)ch); }
static inline MAKE_ATTR_UNUSED char ch_toupper(char ch)
{ return (char)toupper((unsigned char)ch); }
static inline MAKE_ATTR_UNUSED void
cpp_skip_whitespace(const char **pp)
{
while (ch_isspace(**pp))
(*pp)++;
}
static inline MAKE_ATTR_UNUSED void
pp_skip_whitespace(char **pp)
{
while (ch_isspace(**pp))
(*pp)++;
}
#ifdef MAKE_NATIVE
# include <sys/cdefs.h>
# ifndef lint
# define MAKE_RCSID(id) __RCSID(id)
# endif
#else
# define MAKE_RCSID(id) static volatile char rcsid[] = id
#endif
#endif /* MAKE_MAKE_H */
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