From: Eric S. Raymond Date: Fri, 2 Jun 2017 20:20:40 +0000 (-0400) Subject: Macro elimination - easy cases first. No logic changes. X-Git-Tag: 0.90~29 X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=63f53c026d42fec1ae0421e47b9c68a5ae5e8731;p=open-adventure.git Macro elimination - easy cases first. No logic changes. --- diff --git a/advent.h b/advent.h index 421c481..074836c 100644 --- a/advent.h +++ b/advent.h @@ -20,73 +20,55 @@ extern lcg_state lcgstate; #define READ_MODE "rb" #define WRITE_MODE "wb" -extern void fSPEAK(long); -#define SPEAK(N) fSPEAK(N) -extern void fPSPEAK(long,long); -#define PSPEAK(MSG,SKIP) fPSPEAK(MSG,SKIP) -extern void fRSPEAK(long); -#define RSPEAK(I) fRSPEAK(I) -extern void fSETPRM(long,long,long); -#define SETPRM(FIRST,P1,P2) fSETPRM(FIRST,P1,P2) +extern void SPEAK(long); +extern void PSPEAK(long,long); +extern void RSPEAK(long); +extern void SETPRM(long,long,long); + extern bool fGETIN(FILE *,long*,long*,long*,long*); #define GETIN(input,WORD1,WORD1X,WORD2,WORD2X) fGETIN(input,&WORD1,&WORD1X,&WORD2,&WORD2X) -extern long fYES(FILE *,long,long,long); -#define YES(input,X,Y,Z) fYES(input,X,Y,Z) -extern long fGETNUM(FILE *); -#define GETNUM(K) fGETNUM(K) -extern long fGETTXT(long,long,long); -#define GETTXT(SKIP,ONEWRD,UPPER) fGETTXT(SKIP,ONEWRD,UPPER) -extern long fMAKEWD(long); -#define MAKEWD(LETTRS) fMAKEWD(LETTRS) + +extern long YES(FILE *,long,long,long); +extern long GETNUM(FILE *); +extern long GETTXT(long,long,long); +extern long MAKEWD(long); + extern void fPUTTXT(long,long*,long); #define PUTTXT(WORD,STATE,CASE) fPUTTXT(WORD,&STATE,CASE) -extern void fSHFTXT(long,long); -#define SHFTXT(FROM,DELTA) fSHFTXT(FROM,DELTA) -extern void fTYPE0(); -#define TYPE0() fTYPE0() + +extern void SHFTXT(long,long); +extern void TYPE0(); + extern void fSAVWDS(long*,long*,long*,long*,long*,long*,long*); #define SAVWDS(W1,W2,W3,W4,W5,W6,W7) fSAVWDS(&W1,&W2,&W3,&W4,&W5,&W6,&W7) extern void fSAVARR(long*,long); #define SAVARR(ARR,N) fSAVARR(ARR,N) extern void fSAVWRD(long,long*); #define SAVWRD(OP,WORD) fSAVWRD(OP,&WORD) -extern long fVOCAB(long,long); -#define VOCAB(ID,INIT) fVOCAB(ID,INIT) -extern void fDSTROY(long); -#define DSTROY(OBJECT) fDSTROY(OBJECT) -extern void fJUGGLE(long); -#define JUGGLE(OBJECT) fJUGGLE(OBJECT) -extern void fMOVE(long,long); -#define MOVE(OBJECT,WHERE) fMOVE(OBJECT,WHERE) -extern long fPUT(long,long,long); -#define PUT(OBJECT,WHERE,PVAL) fPUT(OBJECT,WHERE,PVAL) -extern void fCARRY(long,long); -#define CARRY(OBJECT,WHERE) fCARRY(OBJECT,WHERE) -extern void fDROP(long,long); -#define DROP(OBJECT,WHERE) fDROP(OBJECT,WHERE) -extern long fATDWRF(long); -#define ATDWRF(WHERE) fATDWRF(WHERE) -extern long fSETBIT(long); -#define SETBIT(BIT) fSETBIT(BIT) -extern long fTSTBIT(long,long); -#define TSTBIT(MASK,BIT) fTSTBIT(MASK,BIT) -extern long fRNDVOC(long,long); -#define RNDVOC(CHAR,FORCE) fRNDVOC(CHAR,FORCE) -extern void fBUG(long); -#define BUG(NUM) fBUG(NUM) -extern void fMAPLIN(FILE *); -#define MAPLIN(FIL) fMAPLIN(FIL) -extern void fTYPE(); -#define TYPE() fTYPE() -extern void fMPINIT(); -#define MPINIT() fMPINIT() + +extern long VOCAB(long,long); +extern void DSTROY(long); +extern void JUGGLE(long); +extern void MOVE(long,long); +extern long PUT(long,long,long); +extern void CARRY(long,long); +extern void DROP(long,long); +extern long ATDWRF(long); +extern long SETBIT(long); +extern long TSTBIT(long,long); +extern long RNDVOC(long,long); +extern void BUG(long); +extern void MAPLIN(FILE *); +extern void TYPE(); +extern void MPINIT(); + extern void fSAVEIO(long,long,long*); #define SAVEIO(OP,IN,ARR) fSAVEIO(OP,IN,ARR) extern void DATIME(long*, long*); -extern long fIABS(long); -#define IABS(N) fIABS(N) -extern long fMOD(long,long); -#define MOD(N,M) fMOD(N,M) + +extern long IABS(long); +extern long MOD(long,long); + extern void set_seed(long); extern unsigned long get_next_lcg_value(void); extern long randrange(long); diff --git a/misc.c b/misc.c index adbccdb..365d7c8 100644 --- a/misc.c +++ b/misc.c @@ -12,14 +12,12 @@ /* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */ -#undef SPEAK -void fSPEAK(long N) { +void SPEAK(long N) { long BLANK, CASE, I, K, L, NEG, NPARMS, PARM, PRMTYP, STATE; /* Print the message which starts at LINES(N). Precede it with a blank line * unless BLKLIN is false. */ - if(N == 0)return; BLANK=BLKLIN; K=N; @@ -113,11 +111,7 @@ L40: if(BLANK)TYPE0(); return; } - - -#define SPEAK(N) fSPEAK(N) -#undef PSPEAK -void fPSPEAK(long MSG,long SKIP) { +void PSPEAK(long MSG,long SKIP) { long I, M; /* Find the skip+1st message from msg and print it. MSG should be the index of @@ -135,12 +129,7 @@ L9: SPEAK(M); return; } - - -#define PSPEAK(MSG,SKIP) fPSPEAK(MSG,SKIP) -#undef RSPEAK -void fRSPEAK(long I) { -; +void RSPEAK(long I) { /* Print the I-TH "random" message (section 6 of database). */ @@ -150,10 +139,7 @@ void fRSPEAK(long I) { } - -#define RSPEAK(I) fRSPEAK(I) -#undef SETPRM -void fSETPRM(long FIRST, long P1, long P2) { +void SETPRM(long FIRST, long P1, long P2) { ; /* Stores parameters into the PRMCOM parms array for use by speak. P1 and P2 @@ -167,8 +153,6 @@ void fSETPRM(long FIRST, long P1, long P2) { } - -#define SETPRM(FIRST,P1,P2) fSETPRM(FIRST,P1,P2) #undef GETIN #define WORD1 (*wORD1) #define WORD1X (*wORD1X) @@ -209,10 +193,9 @@ L22: JUNK=GETTXT(false,true,true); #undef WORD2 #undef WORD2X #define GETIN(SRC,WORD1,WORD1X,WORD2,WORD2X) fGETIN(SRC,&WORD1,&WORD1X,&WORD2,&WORD2X) -#undef YES -long fYES(FILE *input, long X, long Y, long Z) { -long YES, REPLY, JUNK1, JUNK2, JUNK3; +long YES(FILE *input, long X, long Y, long Z) { +long YEAH, REPLY, JUNK1, JUNK2, JUNK3; /* Print message X, wait for yes/no answer. If yes, print Y and return true; * if no, print Z and return false. */ @@ -223,31 +206,25 @@ L1: RSPEAK(X); if(REPLY == MAKEWD(1415) || REPLY == MAKEWD(14)) goto L20; RSPEAK(185); goto L1; -L10: YES=true; +L10: YEAH=true; RSPEAK(Y); - return(YES); -L20: YES=false; + return(YEAH); +L20: YEAH=false; RSPEAK(Z); - return(YES); + return(YEAH); } - - - /* Line-parsing routines (GETNUM, GETTXT, MAKEWD, PUTTXT, SHFTXT, TYPE0) */ - /* The routines on this page handle all the stuff that would normally be * taken care of by format statements. We do it this way instead so that * we can handle textual data in a machine independent fashion. All the * machine dependent i/o stuff is on the following page. See that page * for a description of MAPCOM's inline array. */ -#define YES(X,Y,Z) fYES(X,Y,Z) -#undef GETNUM -long fGETNUM(FILE *source) { -long DIGIT, GETNUM, SIGN; +long GETNUM(FILE *source) { +long DIGIT, NUMBER, SIGN; /* Obtain the next integer from an input line. If K>0, we first read a * new input line from a file; if K<0, we read a line from the keyboard; @@ -257,8 +234,8 @@ long DIGIT, GETNUM, SIGN; if(source != NULL)MAPLIN(source); - GETNUM=0; -L10: if(LNPOSN > LNLENG)return(GETNUM); + NUMBER=0; +L10: if(LNPOSN > LNLENG)return(NUMBER); if(INLINE[LNPOSN] != 0) goto L20; LNPOSN=LNPOSN+1; goto L10; @@ -270,66 +247,58 @@ L30: LNPOSN=LNPOSN+1; L32: if(LNPOSN > LNLENG || INLINE[LNPOSN] == 0) goto L42; DIGIT=INLINE[LNPOSN]-64; if(DIGIT < 0 || DIGIT > 9) goto L40; - GETNUM=GETNUM*10+DIGIT; + NUMBER=NUMBER*10+DIGIT; goto L30; -L40: GETNUM=0; -L42: GETNUM=GETNUM*SIGN; +L40: NUMBER=0; +L42: NUMBER=NUMBER*SIGN; LNPOSN=LNPOSN+1; - return(GETNUM); + return(NUMBER); } - - -#define GETNUM(K) fGETNUM(K) -#undef GETTXT -long fGETTXT(long SKIP,long ONEWRD, long UPPER) { -long CHAR, GETTXT, I; static long SPLITTING = -1; +long GETTXT(long SKIP,long ONEWRD, long UPPER) { +long CHAR, TEXT, I; static long SPLITTING = -1; /* Take characters from an input line and pack them into 30-bit words. * Skip says to skip leading blanks. ONEWRD says stop if we come to a * blank. UPPER says to map all letters to uppercase. If we reach the * end of the line, the word is filled up with blanks (which encode as 0's). - * If we're already at end of line when GETTXT is called, we return -1. */ + * If we're already at end of line when TEXT is called, we return -1. */ if(LNPOSN != SPLITTING)SPLITTING = -1; - GETTXT= -1; -L10: if(LNPOSN > LNLENG)return(GETTXT); + TEXT= -1; +L10: if(LNPOSN > LNLENG)return(TEXT); if((!SKIP) || INLINE[LNPOSN] != 0) goto L11; LNPOSN=LNPOSN+1; goto L10; -L11: GETTXT=0; +L11: TEXT=0; /* 15 */ for (I=1; I<=5; I++) { - GETTXT=GETTXT*64; + TEXT=TEXT*64; if(LNPOSN > LNLENG || (ONEWRD && INLINE[LNPOSN] == 0)) goto L15; CHAR=INLINE[LNPOSN]; if(CHAR >= 63) goto L12; SPLITTING = -1; if(UPPER && CHAR >= 37)CHAR=CHAR-26; - GETTXT=GETTXT+CHAR; + TEXT=TEXT+CHAR; goto L14; L12: if(SPLITTING == LNPOSN) goto L13; - GETTXT=GETTXT+63; + TEXT=TEXT+63; SPLITTING = LNPOSN; goto L15; -L13: GETTXT=GETTXT+CHAR-63; +L13: TEXT=TEXT+CHAR-63; SPLITTING = -1; L14: LNPOSN=LNPOSN+1; L15: /*etc*/ ; } /* end loop */ - return(GETTXT); + return(TEXT); } - - -#define GETTXT(SKIP,ONEWRD,UPPER) fGETTXT(SKIP,ONEWRD,UPPER) -#undef MAKEWD -long fMAKEWD(long LETTRS) { -long I, L, MAKEWD; +long MAKEWD(long LETTRS) { +long I, L, WORD; /* Combine five uppercase letters (represented by pairs of decimal digits * in lettrs) to form a 30-bit value matching the one that GETTXT would @@ -339,23 +308,20 @@ long I, L, MAKEWD; * the next pair of digits. */ - MAKEWD=0; + WORD=0; I=1; L=LETTRS; -L10: MAKEWD=MAKEWD+I*(MOD(L,50)+10); +L10: WORD=WORD+I*(MOD(L,50)+10); I=I*64; - if(MOD(L,100) > 50)MAKEWD=MAKEWD+I*5; + if(MOD(L,100) > 50)WORD=WORD+I*5; L=L/100; if(L != 0) goto L10; I=64L*64L*64L*64L*64L/I; - MAKEWD=MAKEWD*I; - return(MAKEWD); + WORD=WORD*I; + return(WORD); } - -#define MAKEWD(LETTRS) fMAKEWD(LETTRS) -#undef PUTTXT #define STATE (*sTATE) void fPUTTXT(long WORD, long *sTATE, long CASE) { long ALPH1, ALPH2, BYTE, DIV, I, W; @@ -395,12 +361,10 @@ L18: W=(W-BYTE*DIV)*64; return; } - - #undef STATE #define PUTTXT(WORD,STATE,CASE) fPUTTXT(WORD,&STATE,CASE) -#undef SHFTXT -void fSHFTXT(long FROM, long DELTA) { + +void SHFTXT(long FROM, long DELTA) { long I, II, JJ; /* Move INLINE(N) to INLINE(N+DELTA) for N=FROM,LNLENG. Delta can be @@ -419,16 +383,11 @@ L2: LNLENG=LNLENG+DELTA; } - -#define SHFTXT(FROM,DELTA) fSHFTXT(FROM,DELTA) -#undef TYPE0 -void fTYPE0() { +void TYPE0() { long TEMP; - /* Type a blank line. This procedure is provided as a convenience for callers * who otherwise have no use for MAPCOM. */ - TEMP=LNLENG; LNLENG=0; TYPE(); @@ -436,11 +395,6 @@ long TEMP; return; } - - -#define TYPE0() fTYPE0() - - /* Suspend/resume I/O routines (SAVWDS, SAVARR, SAVWRD) */ #undef SAVWDS @@ -448,7 +402,6 @@ void fSAVWDS(long *W1, long *W2, long *W3, long *W4, long *W5, long *W6, long *W /* Write or read 7 variables. See SAVWRD. */ - SAVWRD(0,(*W1)); SAVWRD(0,(*W2)); SAVWRD(0,(*W3)); @@ -491,7 +444,6 @@ static long BUF[250], CKSUM = 0, H1, HASH = 0, N = 0, STATE = 0; * poking within the saved file. When we finish reading/writing the file, * we store zero into WORD if there's no checksum error, else nonzero. */ - if(OP != 0){long ifvar; ifvar=(STATE); switch (ifvar<0? -1 : ifvar>0? 1 : 0) { case -1: goto L30; case 0: goto L10; case 1: goto L30; }} if(STATE == 0)return; @@ -540,9 +492,9 @@ L32: N--; WORD=BUF[N]-CKSUM; N++; #undef WORD #define SAVWRD(OP,WORD) fSAVWRD(OP,&WORD) -#undef VOCAB -long fVOCAB(long ID, long INIT) { -long I, VOCAB; + +long VOCAB(long ID, long INIT) { +long I, LEXEME; /* Look up ID in the vocabulary (ATAB) and return its "definition" (KTAB), or * -1 if not found. If INIT is positive, this is an initialisation call setting @@ -559,40 +511,28 @@ L1: /*etc*/ ; } /* end loop */ BUG(21); -L2: VOCAB= -1; - if(INIT < 0)return(VOCAB); +L2: LEXEME= -1; + if(INIT < 0)return(LEXEME); BUG(5); -L3: VOCAB=KTAB[I]; - if(INIT >= 0)VOCAB=MOD(VOCAB,1000); - return(VOCAB); +L3: LEXEME=KTAB[I]; + if(INIT >= 0)LEXEME=MOD(LEXEME,1000); + return(LEXEME); } - - -#define VOCAB(ID,INIT) fVOCAB(ID,INIT) -#undef DSTROY -void fDSTROY(long OBJECT) { -; - +void DSTROY(long OBJECT) { /* Permanently eliminate "OBJECT" by moving to a non-existent location. */ - MOVE(OBJECT,0); return; } - - -#define DSTROY(OBJECT) fDSTROY(OBJECT) -#undef JUGGLE -void fJUGGLE(long OBJECT) { +void JUGGLE(long OBJECT) { long I, J; /* Juggle an object by picking it up and putting it down again, the purpose * being to get the object to the front of the chain of things at its loc. */ - I=PLACE[OBJECT]; J=FIXED[OBJECT]; MOVE(OBJECT,I); @@ -600,11 +540,7 @@ long I, J; return; } - - -#define JUGGLE(OBJECT) fJUGGLE(OBJECT) -#undef MOVE -void fMOVE(long OBJECT, long WHERE) { +void MOVE(long OBJECT, long WHERE) { long FROM; /* Place any object anywhere by picking it up and dropping it. May already be @@ -621,34 +557,24 @@ L2: if(FROM > 0 && FROM <= 300)CARRY(OBJECT,FROM); return; } - - -#define MOVE(OBJECT,WHERE) fMOVE(OBJECT,WHERE) -#undef PUT -long fPUT(long OBJECT, long WHERE, long PVAL) { -long PUT; +long PUT(long OBJECT, long WHERE, long PVAL) { +long X; /* PUT is the same as MOVE, except it returns a value used to set up the * negated PROP values for the repository objects. */ - MOVE(OBJECT,WHERE); - PUT=(-1)-PVAL; - return(PUT); + X=(-1)-PVAL; + return(X); } - - -#define PUT(OBJECT,WHERE,PVAL) fPUT(OBJECT,WHERE,PVAL) -#undef CARRY -void fCARRY(long OBJECT, long WHERE) { +void CARRY(long OBJECT, long WHERE) { long TEMP; /* Start toting an object, removing it from the list of things at its former * location. Incr holdng unless it was already being toted. If OBJECT>100 * (moving "fixed" second loc), don't change PLACE or HOLDNG. */ - if(OBJECT > 100) goto L5; if(PLACE[OBJECT] == -1)return; PLACE[OBJECT]= -1; @@ -664,17 +590,10 @@ L8: LINK[TEMP]=LINK[OBJECT]; return; } - - -#define CARRY(OBJECT,WHERE) fCARRY(OBJECT,WHERE) -#undef DROP -void fDROP(long OBJECT, long WHERE) { -; - +void DROP(long OBJECT, long WHERE) { /* Place an object at a given loc, prefixing it onto the ATLOC list. Decr * HOLDNG if the object was being toted. */ - if(OBJECT > 100) goto L1; if(PLACE[OBJECT] == -1)HOLDNG=HOLDNG-1; PLACE[OBJECT]=WHERE; @@ -688,72 +607,52 @@ L2: if(WHERE <= 0)return; -#define DROP(OBJECT,WHERE) fDROP(OBJECT,WHERE) -#undef ATDWRF -long fATDWRF(long WHERE) { -long ATDWRF, I; +long ATDWRF(long WHERE) { +long AT, I; /* Return the index of first dwarf at the given location, zero if no dwarf is * there (or if dwarves not active yet), -1 if all dwarves are dead. Ignore * the pirate (6th dwarf). */ - ATDWRF=0; - if(DFLAG < 2)return(ATDWRF); - ATDWRF= -1; + AT=0; + if(DFLAG < 2)return(AT); + AT= -1; for (I=1; I<=5; I++) { if(DLOC[I] == WHERE) goto L2; - if(DLOC[I] != 0)ATDWRF=0; + if(DLOC[I] != 0)AT=0; } /* end loop */ - return(ATDWRF); + return(AT); -L2: ATDWRF=I; - return(ATDWRF); +L2: AT=I; + return(AT); } - - - -#define ATDWRF(WHERE) fATDWRF(WHERE) - - - /* Utility routines (SETBIT, TSTBIT, set_seed, get_next_lcg_value, * randrange, RNDVOC, BUG) */ -#undef SETBIT -long fSETBIT(long BIT) { -long I, SETBIT; +long SETBIT(long BIT) { +long I, IND; /* Returns 2**bit for use in constructing bit-masks. */ - - SETBIT=1; - if(BIT <= 0)return(SETBIT); + IND=1; + if(BIT <= 0)return(IND); for (I=1; I<=BIT; I++) { - SETBIT=SETBIT+SETBIT; + IND=IND+IND; } /* end loop */ - return(SETBIT); + return(IND); } -#define SETBIT(BIT) fSETBIT(BIT) -#undef TSTBIT -long fTSTBIT(long MASK, long BIT) { -long TSTBIT; +long TSTBIT(long MASK, long BIT) { /* Returns true if the specified bit is set in the mask. */ - - TSTBIT=MOD(MASK/SETBIT(BIT),2) != 0; - return(TSTBIT); + return(MOD(MASK/SETBIT(BIT),2) != 0); } - - -#define TSTBIT(MASK,BIT) fTSTBIT(MASK,BIT) - void set_seed(long seedval) { lcgstate.x = (unsigned long) seedval % lcgstate.m; @@ -774,23 +673,22 @@ long randrange(long range) return(result); } -#undef RNDVOC -long fRNDVOC(long CHAR, long FORCE) { +long RNDVOC(long CHAR, long FORCE) { /* Searches the vocabulary for a word whose second character is char, and * changes that word such that each of the other four characters is a * random letter. If force is non-zero, it is used as the new word. * Returns the new word. */ - long RNDVOC; + long RND; - RNDVOC=FORCE; + RND=FORCE; - if (RNDVOC == 0) { + if (RND == 0) { for (int I = 1; I <= 5; I++) { long J = 11 + randrange(26); if (I == 2) J = CHAR; - RNDVOC = RNDVOC * 64 + J; + RND = RND * 64 + J; } } @@ -798,19 +696,15 @@ long fRNDVOC(long CHAR, long FORCE) { for (int I = 1; I <= TABSIZ; I++) { if (MOD(ATAB[I]/DIV, 64L) == CHAR) { - ATAB[I] = RNDVOC; + ATAB[I] = RND; break; } } - return(RNDVOC); + return(RND); } - - -#define RNDVOC(CHAR,FORCE) fRNDVOC(CHAR,FORCE) -#undef BUG -void fBUG(long NUM) { +void BUG(long NUM) { /* The following conditions are currently considered fatal bugs. Numbers < 20 * are detected while reading the database; the others occur at "run time". @@ -848,9 +742,7 @@ void fBUG(long NUM) { /* Machine dependent routines (MAPLIN, TYPE, MPINIT, SAVEIO) */ -#define BUG(NUM) fBUG(NUM) -#undef MAPLIN -void fMAPLIN(FILE *OPENED) { +void MAPLIN(FILE *OPENED) { long I, VAL; /* Read a line of input, from the specified input source, @@ -904,17 +796,14 @@ long I, VAL; LNPOSN=1; } } -#define MAPLIN(FIL) fMAPLIN(FIL) -#undef TYPE -void fTYPE(void) { +void TYPE(void) { long I, VAL; /* Type the first "LNLENG" characters stored in inline, mapping them * from integers to text per the rules described above. INLINE(I), * I=1,LNLENG may be changed by this routine. */ - if(LNLENG != 0) goto L10; printf("\n"); return; @@ -929,15 +818,10 @@ L10: if(MAP2[1] == 0)MPINIT(); return; } - - -#define TYPE() fTYPE() -#undef MPINIT -void fMPINIT(void) { +void MPINIT(void) { long FIRST, I, J, LAST, VAL; static long RUNS[7][2] = { {32,34}, {39,46}, {65,90}, {97,122}, {37,37}, {48,57}, {0,126} }; - for (I=1; I<=128; I++) { MAP1[I]= -1; } /* end loop */ @@ -967,9 +851,6 @@ L22: J--; return; } - - -#define MPINIT() fMPINIT() #undef SAVEIO void fSAVEIO(long OP, long IN, long ARR[]) { static FILE *F; char NAME[50]; @@ -1001,13 +882,12 @@ L30: if(IN)IGNORE(fread(ARR,sizeof(long),250,F)); } - - void DATIME(long* D, long* T) { struct timeval tv; gettimeofday(&tv, NULL); *D = (long) tv.tv_sec; *T = (long) tv.tv_usec; } -long fIABS(N)long N; {return(N<0? -N : N);} -long fMOD(N,M)long N, M; {return(N%M);} + +long IABS(N)long N; {return(N<0? -N : N);} +long MOD(N,M)long N, M; {return(N%M);}