usr.bin/make/util.h

   1 /*-
   2  * Copyright (c) 1988, 1989, 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  * Copyright (c) 1989 by Berkeley Softworks
   5  * 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. All advertising materials mentioning features or use of this software
  19  *    must display the following acknowledgement:
  20  *      This product includes software developed by the University of
  21  *      California, Berkeley and its contributors.
  22  * 4. Neither the name of the University nor the names of its contributors
  23  *    may be used to endorse or promote products derived from this software
  24  *    without specific prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  36  * SUCH DAMAGE.
  37  *
  38  * $DragonFly: src/usr.bin/make/util.h,v 1.16 2005/09/24 07:37:01 okumoto Exp $
  39  */
  40
  41 #ifndef util_h_b7020fdb
  42 #define util_h_b7020fdb
  43
  44 #include <sys/types.h>
  45 #include <stdio.h>
  46
  47 #define CONCAT(a,b)     a##b
  48
  49 #define OPEN_PAREN              '('
  50 #define CLOSE_PAREN             ')'
  51 #define OPEN_BRACE              '{'
  52 #define CLOSE_BRACE             '}'
  53
  54 struct flag2str {
  55         u_int           flag;
  56         const char      *str;
  57 };
  58
  59 /*
  60  * debug control:
  61  *      There is one bit per module.  It is up to the module what debug
  62  *      information to print.
  63  */
  64 #define DEBUG_ARCH      0x0001
  65 #define DEBUG_COND      0x0002
  66 #define DEBUG_DIR       0x0004
  67 #define DEBUG_GRAPH1    0x0008
  68 #define DEBUG_GRAPH2    0x0010
  69 #define DEBUG_JOB       0x0020
  70 #define DEBUG_MAKE      0x0040
  71 #define DEBUG_SUFF      0x0080
  72 #define DEBUG_TARG      0x0100
  73 #define DEBUG_VAR       0x0200
  74 #define DEBUG_FOR       0x0400
  75 #define DEBUG_LOUD      0x0800
  76
  77 #define DEBUG(module)   (debug & CONCAT(DEBUG_,module))
  78 #define DEBUGF(module,args)             \
  79 do {                                            \
  80         if (DEBUG(module)) {                    \
  81                 Debug args ;                    \
  82         }                                       \
  83 } while (0)
  84 #define DEBUGM(module, args) do {               \
  85         if (DEBUG(module)) {                    \
  86                 DebugM args;                    \
  87         }                                       \
  88     } while (0)
  89
  90 #define ISDOT(c) ((c)[0] == '.' && (((c)[1] == '\0') || ((c)[1] == '/')))
  91 #define ISDOTDOT(c) ((c)[0] == '.' && ISDOT(&((c)[1])))
  92
  93 #ifndef MAX
  94 #define MAX(a, b)  ((a) > (b) ? (a) : (b))
  95 #endif
  96
  97 /*
  98  * XXX: Avoid SunOS bug... FILENO() is fp->_file, and file
  99  * is a char! So when we go above 127 we turn negative!
 100  */
 101 #define FILENO(a) ((unsigned)fileno(a))
 102
 103 void Debug(const char *, ...);
 104 void DebugM(const char *, ...);
 105 void Error(const char *, ...);
 106 void Fatal(const char *, ...) __dead2;
 107 void Punt(const char *, ...) __dead2;
 108 void DieHorribly(void) __dead2;
 109 void Finish(int) __dead2;
 110 char *estrdup(const char *);
 111 void *emalloc(size_t);
 112 void *erealloc(void *, size_t);
 113 int eunlink(const char *);
 114 void print_flags(FILE *, const struct flag2str *, u_int, int);
 115 int mkfifotemp(char *);
 116
 117
 118 #endif /* util_h_b7020fdb */