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More goto removal.

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This commit is contained in:
Eric S. Raymond 2017-06-07 19:10:39 -04:00
parent da5976dc8c
commit 19b3ac4ccd
1 changed files with 93 additions and 96 deletions
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187
misc.c
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@ -8,7 +8,7 @@
#include "database.h" #include "database.h"
/* hack to ignore GCC Unused Result */ /* hack to ignore GCC Unused Result */
#define IGNORE(r) do{if(r){}}while(0) #define IGNORE(r) do{if (r){}}while(0)
/* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */ /* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */
@ -31,14 +31,14 @@ L10:
state=0; state=0;
for (I=K; I<=L; I++) { for (I=K; I<=L; I++) {
PUTTXT(LINES[I],state,2); PUTTXT(LINES[I],state,2);
} /* end loop */ }
LNPOSN=0; LNPOSN=0;
L30: L30:
LNPOSN=LNPOSN+1; LNPOSN=LNPOSN+1;
L32: L32:
if(LNPOSN > LNLENG) if (LNPOSN > LNLENG)
goto L40; goto L40;
if(INLINE[LNPOSN] != 63) if (INLINE[LNPOSN] != 63)
goto L30; goto L30;
{long x = LNPOSN+1; PRMTYP=INLINE[x];} {long x = LNPOSN+1; PRMTYP=INLINE[x];}
/* 63 is a "%"; the next character determine the type of /* 63 is a "%"; the next character determine the type of
@ -49,28 +49,28 @@ L32:
* lower case with first letter capitalised, 30 (T) = text ending * lower case with first letter capitalised, 30 (T) = text ending
* with a word of -1, 65-73 (1-9) = number using that many * with a word of -1, 65-73 (1-9) = number using that many
* characters, 12 (B) = variable number of blanks. */ * characters, 12 (B) = variable number of blanks. */
if(PRMTYP == 1) if (PRMTYP == 1)
return; return;
if(PRMTYP == 29) if (PRMTYP == 29)
goto L320; goto L320;
if(PRMTYP == 30) if (PRMTYP == 30)
goto L340; goto L340;
if(PRMTYP == 12) if (PRMTYP == 12)
goto L360; goto L360;
if(PRMTYP == 33 || PRMTYP == 22 || PRMTYP == 31 || PRMTYP == 13) if (PRMTYP == 33 || PRMTYP == 22 || PRMTYP == 31 || PRMTYP == 13)
goto L380; goto L380;
PRMTYP=PRMTYP-64; PRMTYP=PRMTYP-64;
if(PRMTYP < 1 || PRMTYP > 9) goto L30; if (PRMTYP < 1 || PRMTYP > 9) goto L30;
SHFTXT(LNPOSN+2,PRMTYP-2); SHFTXT(LNPOSN+2,PRMTYP-2);
LNPOSN=LNPOSN+PRMTYP; LNPOSN=LNPOSN+PRMTYP;
PARM=labs(PARMS[NPARMS]); PARM=labs(PARMS[NPARMS]);
NEG=0; NEG=0;
if(PARMS[NPARMS] < 0) if (PARMS[NPARMS] < 0)
NEG=9; NEG=9;
/* 390 */ for (I=1; I<=PRMTYP; I++) { /* 390 */ for (I=1; I<=PRMTYP; I++) {
LNPOSN=LNPOSN-1; LNPOSN=LNPOSN-1;
INLINE[LNPOSN]=MOD(PARM,10)+64; INLINE[LNPOSN]=MOD(PARM,10)+64;
if(I == 1 || PARM != 0) if (I == 1 || PARM != 0)
goto L390; goto L390;
INLINE[LNPOSN]=NEG; INLINE[LNPOSN]=NEG;
NEG=0; NEG=0;
@ -85,7 +85,7 @@ L395:
L320: L320:
SHFTXT(LNPOSN+2,-1); SHFTXT(LNPOSN+2,-1);
INLINE[LNPOSN]=55; INLINE[LNPOSN]=55;
if(PARMS[NPARMS] == 1) if (PARMS[NPARMS] == 1)
SHFTXT(LNPOSN+1,-1); SHFTXT(LNPOSN+1,-1);
goto L395; goto L395;
@ -94,8 +94,8 @@ L340:
state=0; state=0;
casemake=2; casemake=2;
L345: L345:
if(PARMS[NPARMS] < 0) goto L395; if (PARMS[NPARMS] < 0) goto L395;
{long x = NPARMS+1; if(PARMS[x] < 0) {long x = NPARMS+1; if (PARMS[x] < 0)
casemake=0;} casemake=0;}
PUTTXT(PARMS[NPARMS],state,casemake); PUTTXT(PARMS[NPARMS],state,casemake);
NPARMS=NPARMS+1; NPARMS=NPARMS+1;
@ -104,7 +104,7 @@ L345:
L360: L360:
PRMTYP=PARMS[NPARMS]; PRMTYP=PARMS[NPARMS];
SHFTXT(LNPOSN+2,PRMTYP-2); SHFTXT(LNPOSN+2,PRMTYP-2);
if(PRMTYP == 0) goto L395; if (PRMTYP == 0) goto L395;
for (I=1; I<=PRMTYP; I++) { for (I=1; I<=PRMTYP; I++) {
INLINE[LNPOSN]=0; INLINE[LNPOSN]=0;
LNPOSN=LNPOSN+1; LNPOSN=LNPOSN+1;
@ -115,14 +115,14 @@ L380:
SHFTXT(LNPOSN+2,-2); SHFTXT(LNPOSN+2,-2);
state=0; state=0;
casemake= -1; casemake= -1;
if(PRMTYP == 31) if (PRMTYP == 31)
casemake=1; casemake=1;
if(PRMTYP == 33) if (PRMTYP == 33)
casemake=0; casemake=0;
I=LNPOSN; I=LNPOSN;
PUTTXT(PARMS[NPARMS],state,casemake); PUTTXT(PARMS[NPARMS],state,casemake);
{long x = NPARMS+1; PUTTXT(PARMS[x],state,casemake);} {long x = NPARMS+1; PUTTXT(PARMS[x],state,casemake);}
if(PRMTYP == 13 && INLINE[I] >= 37 && INLINE[I] <= if (PRMTYP == 13 && INLINE[I] >= 37 && INLINE[I] <=
62)INLINE[I]=INLINE[I]-26; 62)INLINE[I]=INLINE[I]-26;
NPARMS=NPARMS+2; NPARMS=NPARMS+2;
goto L32; goto L32;
@ -133,7 +133,7 @@ L40:
blank=false; blank=false;
TYPE(); TYPE();
K=L+1; K=L+1;
if(LINES[K] >= 0) if (LINES[K] >= 0)
goto L10; goto L10;
} }
@ -145,7 +145,7 @@ void PSPEAK(vocab_t msg,int skip)
long i, m; long i, m;
m=PTEXT[msg]; m=PTEXT[msg];
if(skip >= 0) { if (skip >= 0) {
for (i=0; i<=skip; i++) { for (i=0; i<=skip; i++) {
L1: m=labs(LINES[m]); L1: m=labs(LINES[m]);
if (LINES[m] >= 0) if (LINES[m] >= 0)
@ -165,7 +165,7 @@ void SETPRM(long first, long p1, long p2)
/* Stores parameters into the PRMCOM parms array for use by speak. P1 and P2 /* Stores parameters into the PRMCOM parms array for use by speak. P1 and P2
* are stored into PARMS(first) and PARMS(first+1). */ * are stored into PARMS(first) and PARMS(first+1). */
{ {
if(first >= MAXPARMS) if (first >= MAXPARMS)
BUG(29); BUG(29);
else { else {
PARMS[first] = p1; PARMS[first] = p1;
@ -184,10 +184,10 @@ bool fGETIN(FILE *input, long *wORD1, long *wORD1X, long *wORD2, long *wORD2X)
* blanks may follow the word. If a second word appears, it is returned in * blanks may follow the word. If a second word appears, it is returned in
* WORD2 (chars 6 thru 10 in WORD2X), else WORD2 is -1. */ * WORD2 (chars 6 thru 10 in WORD2X), else WORD2 is -1. */
{ {
long JUNK; long junk;
for (;;) { for (;;) {
if(game.blklin) if (game.blklin)
TYPE0(); TYPE0();
MAPLIN(input); MAPLIN(input);
if (feof(input)) if (feof(input))
@ -196,13 +196,17 @@ bool fGETIN(FILE *input, long *wORD1, long *wORD1X, long *wORD2, long *wORD2X)
if (game.blklin && WORD1 < 0) if (game.blklin && WORD1 < 0)
continue; continue;
WORD1X=GETTXT(false,true,true); WORD1X=GETTXT(false,true,true);
L12: JUNK=GETTXT(false,true,true); do {
if(JUNK > 0) goto L12; junk=GETTXT(false,true,true);
} while
(junk > 0);
WORD2=GETTXT(true,true,true); WORD2=GETTXT(true,true,true);
WORD2X=GETTXT(false,true,true); WORD2X=GETTXT(false,true,true);
L22: JUNK=GETTXT(false,true,true); do {
if(JUNK > 0) goto L22; junk=GETTXT(false,true,true);
if(GETTXT(true,true,true) <= 0) } while
(junk > 0);
if (GETTXT(true,true,true) <= 0)
return true; return true;
RSPEAK(53); RSPEAK(53);
} }
@ -217,11 +221,11 @@ long YES(FILE *input, vocab_t x, vocab_t y, vocab_t z)
for (;;) { for (;;) {
RSPEAK(x); RSPEAK(x);
GETIN(input, reply,junk1,junk2,junk3); GETIN(input, reply,junk1,junk2,junk3);
if(reply == MAKEWD(250519) || reply == MAKEWD(25)) { if (reply == MAKEWD(250519) || reply == MAKEWD(25)) {
RSPEAK(y); RSPEAK(y);
return true; return true;
} }
if(reply == MAKEWD(1415) || reply == MAKEWD(14)) { if (reply == MAKEWD(1415) || reply == MAKEWD(14)) {
RSPEAK(z); RSPEAK(z);
return false; return false;
} }
@ -241,13 +245,13 @@ long GETTXT(bool skip, bool onewrd, bool upper)
long text; long text;
static long splitting = -1; static long splitting = -1;
if(LNPOSN != splitting) if (LNPOSN != splitting)
splitting = -1; splitting = -1;
text= -1; text= -1;
while (true) { while (true) {
if(LNPOSN > LNLENG) if (LNPOSN > LNLENG)
return(text); return(text);
if((!skip) || INLINE[LNPOSN] != 0) if ((!skip) || INLINE[LNPOSN] != 0)
break; break;
LNPOSN=LNPOSN+1; LNPOSN=LNPOSN+1;
} }
@ -255,18 +259,18 @@ long GETTXT(bool skip, bool onewrd, bool upper)
text=0; text=0;
for (int I=1; I<=TOKLEN; I++) { for (int I=1; I<=TOKLEN; I++) {
text=text*64; text=text*64;
if(LNPOSN > LNLENG || (onewrd && INLINE[LNPOSN] == 0)) if (LNPOSN > LNLENG || (onewrd && INLINE[LNPOSN] == 0))
continue; continue;
char current=INLINE[LNPOSN]; char current=INLINE[LNPOSN];
if(current < 63) { if (current < 63) {
splitting = -1; splitting = -1;
if(upper && current >= 37) if (upper && current >= 37)
current=current-26; current=current-26;
text=text+current; text=text+current;
LNPOSN=LNPOSN+1; LNPOSN=LNPOSN+1;
continue; continue;
} }
if(splitting != LNPOSN) { if (splitting != LNPOSN) {
text=text+63; text=text+63;
splitting = LNPOSN; splitting = LNPOSN;
continue; continue;
@ -294,7 +298,7 @@ token_t MAKEWD(long letters)
for (long k=letters; k != 0; k=k/100) { for (long k=letters; k != 0; k=k/100) {
word=word+i*(MOD(k,50)+10); word=word+i*(MOD(k,50)+10);
i=i*64; i=i*64;
if(MOD(k,100) > 50)word=word+i*5; if (MOD(k,100) > 50)word=word+i*5;
} }
i=64L*64L*64L*64L*64L/i; i=64L*64L*64L*64L*64L/i;
word=word*i; word=word*i;
@ -318,14 +322,14 @@ void fPUTTXT(token_t word, long *state, long casemake)
alph1=13*casemake+24; alph1=13*casemake+24;
alph2=26*labs(casemake)+alph1; alph2=26*labs(casemake)+alph1;
if(labs(casemake) > 1) if (labs(casemake) > 1)
alph1=alph2; alph1=alph2;
/* alph1&2 define range of wrong-case chars, 11-36 or 37-62 or empty. */ /* alph1&2 define range of wrong-case chars, 11-36 or 37-62 or empty. */
div=64L*64L*64L*64L; div=64L*64L*64L*64L;
w=word; w=word;
for (i=1; i<=TOKLEN; i++) for (i=1; i<=TOKLEN; i++)
{ {
if(w <= 0 && *state == 0 && labs(casemake) <= 1) if (w <= 0 && *state == 0 && labs(casemake) <= 1)
return; return;
byte=w/div; byte=w/div;
if (!(*state != 0 || byte != 63)) { if (!(*state != 0 || byte != 63)) {
@ -334,7 +338,7 @@ void fPUTTXT(token_t word, long *state, long casemake)
} }
SHFTXT(LNPOSN,1); SHFTXT(LNPOSN,1);
*state=*state+byte; *state=*state+byte;
if(*state < alph2 && *state >= alph1)*state=*state-26*casemake; if (*state < alph2 && *state >= alph1)*state=*state-26*casemake;
INLINE[LNPOSN]=*state; INLINE[LNPOSN]=*state;
LNPOSN=LNPOSN+1; LNPOSN=LNPOSN+1;
*state=0; *state=0;
@ -352,17 +356,15 @@ void SHFTXT(long from, long delta)
if (!(LNLENG < from || delta == 0)) { if (!(LNLENG < from || delta == 0)) {
for (I=from; I<=LNLENG; I++) { for (I=from; I<=LNLENG; I++) {
k=I; k=I;
if(delta > 0) if (delta > 0)
k=from+LNLENG-I; k=from+LNLENG-I;
j=k+delta; j=k+delta;
INLINE[j]=INLINE[k]; INLINE[j]=INLINE[k];
} /* end loop */ }
} }
LNLENG=LNLENG+delta; LNLENG=LNLENG+delta;
return;
} }
void TYPE0(void) void TYPE0(void)
/* Type a blank line. This procedure is provided as a convenience for callers /* Type a blank line. This procedure is provided as a convenience for callers
* who otherwise have no use for MAPCOM. */ * who otherwise have no use for MAPCOM. */
@ -378,7 +380,6 @@ void TYPE0(void)
/* Suspend/resume I/O routines (SAVWDS, SAVARR, SAVWRD) */ /* Suspend/resume I/O routines (SAVWDS, SAVARR, SAVWRD) */
#undef SAVWDS
void fSAVWDS(long *W1, long *W2, long *W3, long *W4, void fSAVWDS(long *W1, long *W2, long *W3, long *W4,
long *W5, long *W6, long *W7) long *W5, long *W6, long *W7)
/* Write or read 7 variables. See SAVWRD. */ /* Write or read 7 variables. See SAVWRD. */
@ -390,11 +391,8 @@ void fSAVWDS(long *W1, long *W2, long *W3, long *W4,
SAVWRD(0,(*W5)); SAVWRD(0,(*W5));
SAVWRD(0,(*W6)); SAVWRD(0,(*W6));
SAVWRD(0,(*W7)); SAVWRD(0,(*W7));
return;
} }
#define SAVWDS(W1,W2,W3,W4,W5,W6,W7) fSAVWDS(&W1,&W2,&W3,&W4,&W5,&W6,&W7)
#undef SAVARR
void fSAVARR(long arr[], long n) void fSAVARR(long arr[], long n)
/* Write or read an array of n words. See SAVWRD. */ /* Write or read an array of n words. See SAVWRD. */
{ {
@ -405,7 +403,6 @@ void fSAVARR(long arr[], long n)
} }
return; return;
} }
#define SAVARR(ARR,N) fSAVARR(ARR,N)
void fSAVWRD(long op, long *pword) void fSAVWRD(long op, long *pword)
/* If OP<0, start writing a file, using word to initialise encryption; save /* If OP<0, start writing a file, using word to initialise encryption; save
@ -426,9 +423,9 @@ void fSAVWRD(long op, long *pword)
{ {
case -1: case -1:
case 1: case 1:
if(n == 250)SAVEIO(1,state > 0,buf); if (n == 250)SAVEIO(1,state > 0,buf);
n=MOD(n,250)+1; n=MOD(n,250)+1;
if(state <= 0) { if (state <= 0) {
n--; buf[n]=cksum; n++; n--; buf[n]=cksum; n++;
SAVEIO(1,false,buf); SAVEIO(1,false,buf);
} }
@ -440,7 +437,7 @@ void fSAVWRD(long op, long *pword)
state=op; state=op;
SAVEIO(0,state > 0,buf); SAVEIO(0,state > 0,buf);
n=1; n=1;
if(state <= 0) { if (state <= 0) {
hash=MOD(*pword,1048576L); hash=MOD(*pword,1048576L);
buf[0]=1234L*5678L-hash; buf[0]=1234L*5678L-hash;
} }
@ -450,16 +447,16 @@ void fSAVWRD(long op, long *pword)
return; return;
} }
} }
if(state == 0) if (state == 0)
return; return;
if(n == 250) if (n == 250)
SAVEIO(1,state > 0,buf); SAVEIO(1,state > 0,buf);
n=MOD(n,250)+1; n=MOD(n,250)+1;
h1=MOD(hash*1093L+221573L,1048576L); h1=MOD(hash*1093L+221573L,1048576L);
hash=MOD(h1*1093L+221573L,1048576L); hash=MOD(h1*1093L+221573L,1048576L);
h1=MOD(h1,1234)*765432+MOD(hash,123); h1=MOD(h1,1234)*765432+MOD(hash,123);
n--; n--;
if(state > 0) if (state > 0)
*pword=buf[n]+h1; *pword=buf[n]+h1;
buf[n]=*pword-h1; buf[n]=*pword-h1;
n++; n++;
@ -479,24 +476,22 @@ long VOCAB(long id, long init)
long i, lexeme; long i, lexeme;
for (i=1; i<=TABSIZ; i++) { for (i=1; i<=TABSIZ; i++) {
if(KTAB[i] == -1) if (KTAB[i] == -1) {
goto L2; lexeme= -1;
if(init >= 0 && KTAB[i]/1000 != init) if (init < 0)
goto L1;
if(ATAB[i] == id)
goto L3;
L1:;
}
BUG(21);
L2: lexeme= -1;
if(init < 0)
return(lexeme); return(lexeme);
BUG(5); BUG(5);
}
L3: lexeme=KTAB[i]; if (init >= 0 && KTAB[i]/1000 != init)
if(init >= 0)lexeme=MOD(lexeme,1000); continue;
if (ATAB[i] == id) {
lexeme=KTAB[i];
if (init >= 0)
lexeme=MOD(lexeme,1000);
return(lexeme); return(lexeme);
}
}
BUG(21);
} }
void DSTROY(long object) void DSTROY(long object)
@ -525,14 +520,14 @@ void MOVE(long object, long where)
{ {
long from; long from;
if(object > NOBJECTS) if (object > NOBJECTS)
goto L1; goto L1;
from=game.place[object]; from=game.place[object];
goto L2; goto L2;
L1: L1:
from=game.fixed[object-NOBJECTS]; from=game.fixed[object-NOBJECTS];
L2: L2:
if(from > 0 && from <= 300) if (from > 0 && from <= 300)
CARRY(object,from); CARRY(object,from);
DROP(object,where); DROP(object,where);
} }
@ -552,18 +547,18 @@ void CARRY(long object, long where)
{ {
long temp; long temp;
if(object <= NOBJECTS) { if (object <= NOBJECTS) {
if(game.place[object] == -1) if (game.place[object] == -1)
return; return;
game.place[object]= -1; game.place[object]= -1;
game.holdng=game.holdng+1; game.holdng=game.holdng+1;
} }
if(game.atloc[where] == object) { if (game.atloc[where] == object) {
game.atloc[where]=game.link[object]; game.atloc[where]=game.link[object];
return; return;
} }
temp=game.atloc[where]; temp=game.atloc[where];
L7: if(game.link[temp] == object) L7: if (game.link[temp] == object)
goto L8; goto L8;
temp=game.link[temp]; temp=game.link[temp];
goto L7; goto L7;
@ -574,14 +569,14 @@ void DROP(long object, long where)
/* Place an object at a given loc, prefixing it onto the game.atloc list. Decr /* Place an object at a given loc, prefixing it onto the game.atloc list. Decr
* game.holdng if the object was being toted. */ * game.holdng if the object was being toted. */
{ {
if(object > NOBJECTS) if (object > NOBJECTS)
goto L1; goto L1;
if(game.place[object] == -1) if (game.place[object] == -1)
game.holdng=game.holdng-1; game.holdng=game.holdng-1;
game.place[object]=where; game.place[object]=where;
goto L2; goto L2;
L1: game.fixed[object-NOBJECTS]=where; L1: game.fixed[object-NOBJECTS]=where;
L2: if(where <= 0) L2: if (where <= 0)
return; return;
game.link[object]=game.atloc[where]; game.link[object]=game.atloc[where];
game.atloc[where]=object; game.atloc[where]=object;
@ -595,13 +590,13 @@ long ATDWRF(long where)
long at, i; long at, i;
at =0; at =0;
if(game.dflag < 2) if (game.dflag < 2)
return(at); return(at);
at = -1; at = -1;
for (i=1; i<=NDWARVES-1; i++) { for (i=1; i<=NDWARVES-1; i++) {
if(game.dloc[i] == where) if (game.dloc[i] == where)
return i; return i;
if(game.dloc[i] != 0) if (game.dloc[i] != 0)
at=0; at=0;
} }
return(at); return(at);
@ -706,7 +701,7 @@ void BUG(long num)
void MAPLIN(FILE *fp) void MAPLIN(FILE *fp)
{ {
long I, VAL; long i, val;
/* Read a line of input, from the specified input source, /* Read a line of input, from the specified input source,
* translate the chars to integers in the range 0-126 and store * translate the chars to integers in the range 0-126 and store
@ -733,7 +728,8 @@ void MAPLIN(FILE *fp)
* and is not changed thereafter unless the routines on this page choose * and is not changed thereafter unless the routines on this page choose
* to do so. */ * to do so. */
if(MAP2[1] == 0)MPINIT(); if (MAP2[1] == 0)
MPINIT();
if (!oldstyle && fp == stdin) if (!oldstyle && fp == stdin)
fputs("> ", stdout); fputs("> ", stdout);
@ -751,11 +747,12 @@ void MAPLIN(FILE *fp)
IGNORE(fputs(rawbuf, stdout)); IGNORE(fputs(rawbuf, stdout));
strcpy(INLINE+1, rawbuf); strcpy(INLINE+1, rawbuf);
LNLENG=0; LNLENG=0;
for (I=1; I<=(long)sizeof(INLINE) && INLINE[I]!=0; I++) { for (i=1; i<=(long)sizeof(INLINE) && INLINE[i]!=0; i++) {
VAL=INLINE[I]+1; val=INLINE[i]+1;
INLINE[I]=MAP1[VAL]; INLINE[i]=MAP1[val];
if(INLINE[I] != 0)LNLENG=I; if (INLINE[i] != 0)
} /* end loop */ LNLENG=i;
}
LNPOSN=1; LNPOSN=1;
} }
} }
@ -767,12 +764,12 @@ void TYPE(void)
{ {
long i; long i;
if(LNLENG == 0) { if (LNLENG == 0) {
printf("\n"); printf("\n");
return; return;
} }
if(MAP2[1] == 0) if (MAP2[1] == 0)
MPINIT(); MPINIT();
for (i=1; i<=LNLENG; i++) { for (i=1; i<=LNLENG; i++) {
INLINE[i]=MAP2[INLINE[i]+1]; INLINE[i]=MAP2[INLINE[i]+1];
@ -812,7 +809,7 @@ void MPINIT(void)
for (i=0; i<=126; i++) { for (i=0; i<=126; i++) {
i++; val=MAP1[i]+1; i--; i++; val=MAP1[i]+1; i--;
MAP2[val] = i*('B'-'A'); MAP2[val] = i*('B'-'A');
if(i >= 64) if (i >= 64)
MAP2[val]=(i-64)*('B'-'A')+'@'; MAP2[val]=(i-64)*('B'-'A')+'@';
} }
} }
@ -838,7 +835,7 @@ void fSAVEIO(long op, long in, long arr[])
printf("\nFile name: "); printf("\nFile name: ");
IGNORE(fgets(name, sizeof(name), stdin)); IGNORE(fgets(name, sizeof(name), stdin));
fp = fopen(name,(in ? READ_MODE : WRITE_MODE)); fp = fopen(name,(in ? READ_MODE : WRITE_MODE));
if(fp == NULL) if (fp == NULL)
printf("Can't open file %s, try again.\n", name); printf("Can't open file %s, try again.\n", name);
} }
break; break;