ksh/ksh93-heredoc.dif

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|Subject: here doc bug with locales
--- src/cmd/ksh93/include/fcin.h Tue Aug 3 11:43:29 2010
+++ src/cmd/ksh93/include/fcin.h Wed Jul 20 14:52:54 2011
@@ -35,6 +35,8 @@
#define fcpeek(n) ((int)_Fcin.fcptr[n])
#define fcseek(n) ((char*)(_Fcin.fcptr+=(n)))
#define fcfirst() ((char*)_Fcin.fcbuff)
+#define fclast() ((char*)_Fcin.fclast)
+#define fcleft() (_Fcin.fclast-_Fcin.fcptr)
#define fcsopen(s) (_Fcin._fcfile=(Sfio_t*)0,_Fcin.fclen=1,_Fcin.fcbuff=_Fcin.fcptr=(unsigned char*)(s))
#define fctell() (_Fcin.fcoff + (_Fcin.fcptr-_Fcin.fcbuff))
#define fcsave(x) (*(x) = _Fcin)
--- src/cmd/ksh93/sh/lex.c Wed Apr 6 12:05:19 2011
+++ src/cmd/ksh93/sh/lex.c Wed Jul 20 14:59:04 2011
@@ -1564,7 +1564,10 @@ static int comsub(register Lex_t *lp, in
{
if(first==lp->lexd.first)
- fcseek(cp+1-fcseek(0));
+ {
+ const char *tp = fcseek(0);
+ fcseek(cp+1-tp);
+ }
count++;
lp->lexd.paren = 0;
fcgetc(c);
@@ -1817,18 +1820,41 @@ static int here_copy(Lex_t *lp,register
if(n!=S_NL)
{
/* skip over regular characters */
+#if SHOPT_MULTIBYTE
+ do
+ {
+ if(fcleft()< MB_LEN_MAX && mbsize(fcseek(0))<0)
+ {
+ n = S_EOF;
+ LEN = -fcleft();
+ break;
+ }
+ }
+#endif /* SHOPT_MULTIBYTE */
while((n=STATE(state,c))==0);
}
if(n==S_EOF || !(c=fcget()))
{
- if(!lp->lexd.dolparen && (c=(fcseek(0)-1)-bufp))
+ if(LEN < 0)
+ c = fclast()-bufp;
+ else
+ c= (fcseek(0)-1)-bufp;
+ if(!lp->lexd.dolparen && c)
{
if(n==S_ESC)
c--;
if(!lp->lexd.dolparen && (c=sfwrite(sp,bufp,c))>0)
iop->iosize += c;
}
- if((c=lexfill(lp))<=0)
+ if(LEN < 0)
+ {
+ n = LEN;
+ c = fcmbget(&LEN);
+ LEN += n;
+ }
+ else
+ c = lexfill(lp);
+ if(c<0)
break;
if(n==S_ESC)
{
@@ -1844,7 +1870,9 @@ static int here_copy(Lex_t *lp,register
sfputc(sp,'\\');
}
}
- bufp = fcseek(-1);
+ if (LEN < 1)
+ LEN = 1;
+ bufp = fcseek(-LEN);
}
else
fcseek(-LEN);