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Annotation of researchv10no/cmd/usgmake/defs, revision 1.1

1.1     ! root        1: /*      @(#)/usr/src/cmd/make/defs      3.2     */
        !             2: 
        !             3: /*      @(#)defs        3.1     */
        !             4: 
        !             5: #include <stdio.h>
        !             6: 
        !             7: #define NEWLINE '\n'
        !             8: #define CNULL   '\0'
        !             9: #define BLANK   ' '
        !            10: #define TAB     '\t'
        !            11: #define DOT     '.'
        !            12: #define WIGGLE  '~'
        !            13: #define AT      '@'
        !            14: #define MINUS   '-'
        !            15: #define EQUALS  '='
        !            16: #define SLASH   '/'
        !            17: #define STAR    '*'
        !            18: #define LCURLY  '{'
        !            19: #define RCURLY  '}'
        !            20: #define LPAREN  '('
        !            21: #define RPAREN  ')'
        !            22: #define LSQUAR  '['
        !            23: #define RSQUAR  ']'
        !            24: #define QUESTN  '?'
        !            25: #define KOLON   ':'
        !            26: #define SKOLON  ';'
        !            27: #define DOLLAR  '$'
        !            28: #define GREATR  '>'
        !            29: #define POUND   '#'
        !            30: #define BACKSLASH       '\\'
        !            31: 
        !            32: 
        !            33: /*
        !            34:  *      Flags
        !            35:  */
        !            36: 
        !            37: #define ALLOC(x) (struct x *) intalloc(sizeof(struct x))
        !            38: 
        !            39: 
        !            40: #define TURNON(a)       (Mflags |= (a))
        !            41: #define TURNOFF(a)      (Mflags &= (~(a)))
        !            42: #define IS_ON(a)        (Mflags&(a))
        !            43: #define IS_OFF(a)       (!(IS_ON(a)))
        !            44: 
        !            45: #define DBUG    0000001         /* debug flag */
        !            46: #define ENVOVER 0000002         /* environ overides file defines */
        !            47: #define EXPORT  0000004         /* put current variable in environ */
        !            48: #define PRTR    0000010         /* set `-p' flag */
        !            49: #define SIL     0000020         /* set `-s' flag */
        !            50: #define NOEX    0000040         /* set `-n' flag */
        !            51: #define INTRULE 0000100         /* use internal rules */
        !            52: #define TOUCH   0000200         /* set `-t' flag */
        !            53: #define GET     0000400         /* do a $(GET) if file not found */
        !            54: #define QUEST   0001000         /* set `-q' flag */
        !            55: #define INARGS  0002000         /* currently reading cmd args */
        !            56: #define IGNERR  0004000         /* set `-i' flag */
        !            57: #define KEEPGO  0010000         /* set `-k' flag */
        !            58: #define GF_KEEP 0020000         /* keep auto get files */
        !            59: #define MH_DEP  0040000         /* use old question about whether cmd exists */
        !            60: #define MEMMAP  0100000         /* print memory map */
        !            61: 
        !            62: typedef char *CHARSTAR;
        !            63: typedef int  *INTSTAR;
        !            64: typedef long int TIMETYPE;
        !            65: typedef struct gothead *GOTHEAD;
        !            66: typedef struct gotf *GOTF;
        !            67: typedef struct chain *CHAIN;
        !            68: typedef struct opendir *OPENDIR;
        !            69: typedef struct pattern *PATTERN;
        !            70: typedef struct varblock *VARBLOCK;
        !            71: typedef struct shblock *SHBLOCK;
        !            72: typedef struct depblock *DEPBLOCK;
        !            73: typedef struct lineblock *LINEBLOCK;
        !            74: typedef struct nameblock *NAMEBLOCK;
        !            75: 
        !            76: extern CHARSTAR *environ;
        !            77: extern int Mflags;
        !            78: extern FILE *fin;
        !            79: extern CHARSTAR *linesptr;
        !            80: /*
        !            81:  *      flags for get()
        !            82:  */
        !            83: #define CD      0
        !            84: #define NOCD    1
        !            85: 
        !            86: 
        !            87: #define max(a,b)        ((a)>(b)?(a):(b))
        !            88: #define SHELLCOM "/bin/sh"
        !            89: 
        !            90: #ifdef unix
        !            91: /*  to install metering, add a statement like */
        !            92: /*******
        !            93: #define METERFILE "/usr/sif/make/Meter"
        !            94: ******/
        !            95: /* to turn metering on, set external variable meteron to 1 */
        !            96: #endif
        !            97: 
        !            98: /* define FSTATIC to be static on systems with C compilers
        !            99:    supporting file-static; otherwise define it to be null
        !           100: */
        !           101: #define FSTATIC static
        !           102: 
        !           103: #define NO 0
        !           104: #define YES 1
        !           105: 
        !           106: #define equal(a,b)      (a[0] == b[0] ? !strcmp((a),(b)) : NO )
        !           107: #define HASHSIZE 1021
        !           108: #define NLEFTS 512
        !           109: #define NCHARS 500
        !           110: #define NINTS  250
        !           111: #define INMAX 5000
        !           112: #define OUTMAX 5000
        !           113: #define MAXODIR 10
        !           114: 
        !           115: #define ALLDEPS  1
        !           116: #define SOMEDEPS 2
        !           117: 
        !           118: #define META 01
        !           119: #define TERMINAL 02
        !           120: extern char funny[128];
        !           121: 
        !           122: 
        !           123: 
        !           124: extern int sigivalue;
        !           125: extern int sigqvalue;
        !           126: extern int waitpid;
        !           127: extern int ndocoms;
        !           128: extern int okdel;
        !           129: extern CHARSTAR prompt;
        !           130: extern char junkname[ ];
        !           131: extern char RELEASE[];
        !           132: 
        !           133: 
        !           134: 
        !           135: struct nameblock
        !           136: {
        !           137:         NAMEBLOCK nextname;             /* pointer to next nameblock */
        !           138:         NAMEBLOCK backname;             /* pointer to predecessor */
        !           139:         CHARSTAR namep;         /* ASCII name string */
        !           140:         CHARSTAR alias;         /* ASCII alias (when namep translates to another
        !           141:                                  * pathstring.
        !           142:                                  */
        !           143:         LINEBLOCK linep; /* pointer to dependents */
        !           144:         int done:3;             /* flag used to tell when finished */
        !           145:         int septype:3;          /* distinguishes between single and double : */
        !           146:         int rundep:1;           /* flag indicating runtime translation done */
        !           147:         TIMETYPE modtime;       /* set by exists() */
        !           148: };
        !           149: 
        !           150: 
        !           151: extern NAMEBLOCK mainname ;
        !           152: extern NAMEBLOCK firstname;
        !           153: 
        !           154: struct lineblock
        !           155: {
        !           156:         LINEBLOCK nextline;
        !           157:         DEPBLOCK depp;
        !           158:         SHBLOCK shp;
        !           159: };
        !           160: 
        !           161: extern LINEBLOCK sufflist;
        !           162: 
        !           163: struct depblock
        !           164: {
        !           165:         DEPBLOCK nextdep;
        !           166:         NAMEBLOCK depname;
        !           167: };
        !           168: 
        !           169: struct shblock
        !           170: {
        !           171:         SHBLOCK nextsh;
        !           172:         CHARSTAR shbp;
        !           173: };
        !           174: 
        !           175: struct varblock
        !           176: {
        !           177:         VARBLOCK nextvar;
        !           178:         CHARSTAR varname;
        !           179:         CHARSTAR varval;
        !           180:         int noreset:1;
        !           181:         int used:1;
        !           182:         int envflg:1;
        !           183:         int v_aflg:1;
        !           184: };
        !           185: 
        !           186: extern VARBLOCK firstvar;
        !           187: 
        !           188: struct pattern
        !           189: {
        !           190:         PATTERN nextpattern;
        !           191:         CHARSTAR patval;
        !           192: };
        !           193: 
        !           194: extern PATTERN firstpat;
        !           195: 
        !           196: struct  opendir
        !           197: {
        !           198:         OPENDIR nextopendir;
        !           199:         FILE * dirfc;
        !           200:         CHARSTAR dirn;
        !           201: };
        !           202: extern OPENDIR firstod;
        !           203: 
        !           204: 
        !           205: struct chain
        !           206: {
        !           207:         CHAIN nextchain;
        !           208:         CHARSTAR datap;
        !           209: };
        !           210: 
        !           211: /*
        !           212:  *      The following two structures are used to cleanup after
        !           213:  *      `make' does an automatic get of a file. See get() and
        !           214:  *      cleanup().
        !           215:  */
        !           216: struct gotf                     /* list of files */
        !           217: {
        !           218:         GOTF gnextp;
        !           219:         CHARSTAR gnamep;
        !           220: };
        !           221: 
        !           222: struct gothead                  /* first member of list of files */
        !           223: {
        !           224:         GOTF gnextp;
        !           225:         CHARSTAR gnamep;
        !           226:         GOTF endp;
        !           227: };
        !           228: 
        !           229: extern char Nullstr[];
        !           230: extern CHARSTAR badptr;
        !           231: CHARSTAR copys();
        !           232: CHARSTAR copstr();
        !           233: CHARSTAR concat();
        !           234: CHARSTAR colontrans();
        !           235: CHARSTAR dftrans();
        !           236: CHARSTAR straightrans();
        !           237: CHARSTAR mkqlist();
        !           238: CHARSTAR findfl();
        !           239: CHARSTAR addstars();
        !           240: CHARSTAR strshift();
        !           241: INTSTAR  intalloc();
        !           242: VARBLOCK varptr();
        !           243: VARBLOCK srchvar();
        !           244: TIMETYPE prestime(), exists();
        !           245: DEPBLOCK srchdir();
        !           246: NAMEBLOCK srchname(), makename();
        !           247: LINEBLOCK runtime();

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